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[PATCH v22 3/8] Row pattern recognition patch (rewriter).
327+ messages / 5 participants
[nested] [flat]

* [PATCH v22 3/8] Row pattern recognition patch (rewriter).
@ 2024-09-19 04:48 Tatsuo Ishii <ishii@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Tatsuo Ishii @ 2024-09-19 04:48 UTC (permalink / raw)

---
 src/backend/utils/adt/ruleutils.c | 103 ++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)

diff --git a/src/backend/utils/adt/ruleutils.c b/src/backend/utils/adt/ruleutils.c
index 2177d17e27..c6afcb7747 100644
--- a/src/backend/utils/adt/ruleutils.c
+++ b/src/backend/utils/adt/ruleutils.c
@@ -435,6 +435,10 @@ static void get_rule_groupingset(GroupingSet *gset, List *targetlist,
 								 bool omit_parens, deparse_context *context);
 static void get_rule_orderby(List *orderList, List *targetList,
 							 bool force_colno, deparse_context *context);
+static void get_rule_pattern(List *patternVariable, List *patternRegexp,
+							 bool force_colno, deparse_context *context);
+static void get_rule_define(List *defineClause, List *patternVariables,
+							bool force_colno, deparse_context *context);
 static void get_rule_windowclause(Query *query, deparse_context *context);
 static void get_rule_windowspec(WindowClause *wc, List *targetList,
 								deparse_context *context);
@@ -6637,6 +6641,67 @@ get_rule_orderby(List *orderList, List *targetList,
 	}
 }
 
+/*
+ * Display a PATTERN clause.
+ */
+static void
+get_rule_pattern(List *patternVariable, List *patternRegexp,
+				 bool force_colno, deparse_context *context)
+{
+	StringInfo	buf = context->buf;
+	const char *sep;
+	ListCell   *lc_var,
+			   *lc_reg = list_head(patternRegexp);
+
+	sep = "";
+	appendStringInfoChar(buf, '(');
+	foreach(lc_var, patternVariable)
+	{
+		char	   *variable = strVal((String *) lfirst(lc_var));
+		char	   *regexp = NULL;
+
+		if (lc_reg != NULL)
+		{
+			regexp = strVal((String *) lfirst(lc_reg));
+
+			lc_reg = lnext(patternRegexp, lc_reg);
+		}
+
+		appendStringInfo(buf, "%s%s", sep, variable);
+		if (regexp !=NULL)
+			appendStringInfoString(buf, regexp);
+
+		sep = " ";
+	}
+	appendStringInfoChar(buf, ')');
+}
+
+/*
+ * Display a DEFINE clause.
+ */
+static void
+get_rule_define(List *defineClause, List *patternVariables,
+				bool force_colno, deparse_context *context)
+{
+	StringInfo	buf = context->buf;
+	const char *sep;
+	ListCell   *lc_var,
+			   *lc_def;
+
+	sep = "  ";
+	Assert(list_length(patternVariables) == list_length(defineClause));
+
+	forboth(lc_var, patternVariables, lc_def, defineClause)
+	{
+		char	   *varName = strVal(lfirst(lc_var));
+		TargetEntry *te = (TargetEntry *) lfirst(lc_def);
+
+		appendStringInfo(buf, "%s%s AS ", sep, varName);
+		get_rule_expr((Node *) te->expr, context, false);
+		sep = ",\n  ";
+	}
+}
+
 /*
  * Display a WINDOW clause.
  *
@@ -6774,6 +6839,44 @@ get_rule_windowspec(WindowClause *wc, List *targetList,
 			appendStringInfoString(buf, "EXCLUDE GROUP ");
 		else if (wc->frameOptions & FRAMEOPTION_EXCLUDE_TIES)
 			appendStringInfoString(buf, "EXCLUDE TIES ");
+		/* RPR */
+		if (wc->rpSkipTo == ST_NEXT_ROW)
+			appendStringInfoString(buf,
+								   "\n  AFTER MATCH SKIP TO NEXT ROW ");
+		else if (wc->rpSkipTo == ST_PAST_LAST_ROW)
+			appendStringInfoString(buf,
+								   "\n  AFTER MATCH SKIP PAST LAST ROW ");
+		else if (wc->rpSkipTo == ST_FIRST_VARIABLE)
+			appendStringInfo(buf,
+							 "\n  AFTER MATCH SKIP TO FIRST %s ",
+							 wc->rpSkipVariable);
+		else if (wc->rpSkipTo == ST_LAST_VARIABLE)
+			appendStringInfo(buf,
+							 "\n  AFTER MATCH SKIP TO LAST %s ",
+							 wc->rpSkipVariable);
+		else if (wc->rpSkipTo == ST_VARIABLE)
+			appendStringInfo(buf,
+							 "\n  AFTER MATCH SKIP TO %s ",
+							 wc->rpSkipVariable);
+
+		if (wc->initial)
+			appendStringInfoString(buf, "\n  INITIAL");
+
+		if (wc->patternVariable)
+		{
+			appendStringInfoString(buf, "\n  PATTERN ");
+			get_rule_pattern(wc->patternVariable, wc->patternRegexp,
+							 false, context);
+		}
+
+		if (wc->defineClause)
+		{
+			appendStringInfoString(buf, "\n  DEFINE\n");
+			get_rule_define(wc->defineClause, wc->patternVariable,
+							false, context);
+			appendStringInfoChar(buf, ' ');
+		}
+
 		/* we will now have a trailing space; remove it */
 		buf->len--;
 	}
-- 
2.25.1


----Next_Part(Thu_Sep_19_13_59_47_2024_608)--
Content-Type: Text/X-Patch; charset=us-ascii
Content-Transfer-Encoding: 7bit
Content-Disposition: inline;
 filename="v22-0004-Row-pattern-recognition-patch-planner.patch"



^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread

* [PATCH v1 1/1] remove WaitEventCustomCounterData
@ 2026-07-09 02:50 Nathan Bossart <nathan@postgresql.org>
  0 siblings, 0 replies; 327+ messages in thread

From: Nathan Bossart @ 2026-07-09 02:50 UTC (permalink / raw)

---
 src/backend/utils/activity/wait_event.c | 29 ++++++-------------------
 src/tools/pgindent/typedefs.list        |  1 -
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 95635c7f56c..7ee6f99fb50 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -81,14 +81,7 @@ typedef struct WaitEventCustomEntryByName
 
 
 /* dynamic allocation counter for custom wait events */
-typedef struct WaitEventCustomCounterData
-{
-	int			nextId;			/* next ID to assign */
-	slock_t		mutex;			/* protects the counter */
-} WaitEventCustomCounterData;
-
-/* pointer to the shared memory */
-static WaitEventCustomCounterData *WaitEventCustomCounter;
+static int *WaitEventCustomCounter;
 
 /* first event ID of custom wait events */
 #define WAIT_EVENT_CUSTOM_INITIAL_ID	1
@@ -110,8 +103,8 @@ const ShmemCallbacks WaitEventCustomShmemCallbacks = {
 static void
 WaitEventCustomShmemRequest(void *arg)
 {
-	ShmemRequestStruct(.name = "WaitEventCustomCounterData",
-					   .size = sizeof(WaitEventCustomCounterData),
+	ShmemRequestStruct(.name = "WaitEventCustomCounter",
+					   .size = sizeof(int),
 					   .ptr = (void **) &WaitEventCustomCounter,
 		);
 	ShmemRequestHash(.name = "WaitEventCustom hash by wait event information",
@@ -134,9 +127,8 @@ WaitEventCustomShmemRequest(void *arg)
 static void
 WaitEventCustomShmemInit(void *arg)
 {
-	/* initialize the allocation counter and its spinlock. */
-	WaitEventCustomCounter->nextId = WAIT_EVENT_CUSTOM_INITIAL_ID;
-	SpinLockInit(&WaitEventCustomCounter->mutex);
+	/* initialize the allocation counter */
+	*WaitEventCustomCounter = WAIT_EVENT_CUSTOM_INITIAL_ID;
 }
 
 /*
@@ -221,19 +213,12 @@ WaitEventCustomNew(uint32 classId, const char *wait_event_name)
 	}
 
 	/* Allocate a new event Id */
-	SpinLockAcquire(&WaitEventCustomCounter->mutex);
-
-	if (WaitEventCustomCounter->nextId >= WAIT_EVENT_CUSTOM_HASH_SIZE)
-	{
-		SpinLockRelease(&WaitEventCustomCounter->mutex);
+	if (*WaitEventCustomCounter >= WAIT_EVENT_CUSTOM_HASH_SIZE)
 		ereport(ERROR,
 				errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 				errmsg("too many custom wait events"));
-	}
-
-	eventId = WaitEventCustomCounter->nextId++;
 
-	SpinLockRelease(&WaitEventCustomCounter->mutex);
+	eventId = (*WaitEventCustomCounter)++;
 
 	/* Register the new wait event */
 	wait_event_info = classId | eventId;
diff --git a/src/tools/pgindent/typedefs.list b/src/tools/pgindent/typedefs.list
index ffb413ab612..3174e0e4ab8 100644
--- a/src/tools/pgindent/typedefs.list
+++ b/src/tools/pgindent/typedefs.list
@@ -3418,7 +3418,6 @@ WaitEvent
 WaitEventActivity
 WaitEventBuffer
 WaitEventClient
-WaitEventCustomCounterData
 WaitEventCustomEntryByInfo
 WaitEventCustomEntryByName
 WaitEventIO
-- 
2.50.1 (Apple Git-155)


--65l7A33W789+zwjF--





^ permalink  raw  reply  [nested|flat] 327+ messages in thread