| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)iki(dot)fi> |
|---|---|
| To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | pgsql: Fix registering shmem callbacks in single-user mode |
| Date: | 2026-08-26 10:01:07 |
| Message-ID: | E1wzARO-00000002BGP-1Tw8@gemulon.postgresql.org |
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| Lists: | pgsql-committers |
Fix registering shmem callbacks in single-user mode
RegisterShmemCallbacks() should not be called from the postmaster
process after postmaster startup. Add an assertion for that, and fix
the check for whether it's being called for "after startup"
allocations to take single-user mode into account.
Author: Ayush Tiwari <ayushtiwari(dot)slg01(at)gmail(dot)com>
Discussion: https://www.postgresql.org/message-id/CAJTYsWU7epjUL1-xrpYeOrmkmq20M2Q22Y_SRb8PWQG8KNQyDw@mail.gmail.com
Backpatch-through: 19
Branch
------
master
Details
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https://git.postgresql.org/pg/commitdiff/edc095a2652971d6b2a95082c22dbdf34fc01d30
Modified Files
--------------
src/backend/storage/ipc/shmem.c | 10 ++++++++--
.../modules/test_shmem/t/001_late_shmem_alloc.pl | 22 ++++++++++++++++++++++
2 files changed, 30 insertions(+), 2 deletions(-)
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