pgsql: Cleanup comments/docs around the new shmem request callbacks

From: Heikki Linnakangas <heikki(dot)linnakangas(at)iki(dot)fi>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: Cleanup comments/docs around the new shmem request callbacks
Date: 2026-07-07 19:40:07
Message-ID: E1whBeJ-0002Te-1C@gemulon.postgresql.org
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Cleanup comments/docs around the new shmem request callbacks

Make it explicit in the docs that the shmem initialization callbacks
are called while holding ShmemIndexLock.

Reviewed-by: Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com>
Discussion: https://www.postgresql.org/message-id/CAExHW5sHs+eSiTDOd14buayc6JbBX=Hm5ssFMBK0Ki9sTGEOuA@mail.gmail.com
Backpatch-through: 19

Branch
------
REL_19_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/a53d6d8aea8fe703d86dd2bdc0a3d86800eca7c3

Modified Files
--------------
doc/src/sgml/xfunc.sgml | 4 ++--
src/backend/storage/ipc/shmem.c | 7 +++++--
2 files changed, 7 insertions(+), 4 deletions(-)

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