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[PATCH] Search for SLRU page only in its own bank
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* [PATCH] Search for SLRU page only in its own bank
@ 2024-08-13 18:23  Alvaro Herrera <alvherre@alvh.no-ip.org>
  0 siblings, 0 replies; 1+ messages in thread

From: Alvaro Herrera @ 2024-08-13 18:23 UTC (permalink / raw)

Author: Sergey Sargsyan <sergey.sargsyan.2001@gmail.com>
Discussion: https://postgr.es/m/18582-5f301dd30ba91a38@postgresql.org
---
 src/backend/access/transam/slru.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/access/transam/slru.c b/src/backend/access/transam/slru.c
index 248aa1a655..27473009b0 100644
--- a/src/backend/access/transam/slru.c
+++ b/src/backend/access/transam/slru.c
@@ -1184,7 +1184,7 @@ SlruSelectLRUPage(SlruCtl ctl, int64 pageno)
 		Assert(LWLockHeldByMe(SimpleLruGetBankLock(ctl, pageno)));
 
 		/* See if page already has a buffer assigned */
-		for (int slotno = 0; slotno < shared->num_slots; slotno++)
+		for (int slotno = bankstart; slotno < bankend; slotno++)
 		{
 			if (shared->page_status[slotno] != SLRU_PAGE_EMPTY &&
 				shared->page_number[slotno] == pageno)
-- 
2.39.2


--v2knzwxqy2cmbttn--





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2024-08-13 18:23 [PATCH] Search for SLRU page only in its own bank Alvaro Herrera <alvherre@alvh.no-ip.org>

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