| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)iki(dot)fi> |
|---|---|
| To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | pgsql: Add comment to explain why PGReserveSemaphores() is called early |
| Date: | 2025-11-06 12:46:10 |
| Message-ID: | E1vGzNS-005IKp-0X@gemulon.postgresql.org |
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| Lists: | pgsql-committers |
Add comment to explain why PGReserveSemaphores() is called early
Before commit e25626677f, PGReserveSemaphores() had to be called
before SpinlockSemaInit() because spinlocks were implemented using
semaphores on some platforms (--disable-spinlocks). Add a comment
explaining that.
Author: Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com>
Discussion: https://www.postgresql.org/message-id/CAExHW5seSZpPx-znjidVZNzdagGHOk06F+Ds88MpPUbxd1kTaA@mail.gmail.com
Backpatch-to: 18
Branch
------
master
Details
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https://git.postgresql.org/pg/commitdiff/daf3d99d2b8bebb3361163a11ef3d232002127c9
Modified Files
--------------
src/backend/storage/ipc/ipci.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
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