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From: Heikki Linnakangas <heikki.linnakangas@iki.fi>
To: pgsql-committers@lists.postgresql.org
Subject: pgsql: Convert pg_stat_statements to use the new shmem allocation funct
Date: Sun, 05 Apr 2026 23:27:43 +0000
Message-ID: <E1w9WsZ-00399x-0F@gemulon.postgresql.org> (raw)

Convert pg_stat_statements to use the new shmem allocation functions

As part of this, embed the LWLock it needs in the shared memory struct
itself, so that we don't need to use RequestNamedLWLockTranche()
anymore. LWLockNewTrancheId() + LWLockInitialize() is more convenient
to use in extensions.

Reviewed-by: Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>
Reviewed-by: Matthias van de Meent <boekewurm+postgres@gmail.com>
Reviewed-by: Daniel Gustafsson <daniel@yesql.se>
Discussion: https://www.postgresql.org/message-id/CAExHW5vM1bneLYfg0wGeAa=52UiJ3z4vKd3AJ72X8Fw6k3KKrg@mail.gmail...

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/d4885af3d65325c1fcd319e98c634fde9a200443

Modified Files
--------------
contrib/pg_stat_statements/pg_stat_statements.c | 173 +++++++++++-------------
1 file changed, 77 insertions(+), 96 deletions(-)



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