Remove obsolete comments about sempahores from proc.c.
authorThomas Munro <tmunro@postgresql.org>
Thu, 20 Jun 2019 22:57:07 +0000 (10:57 +1200)
committerThomas Munro <tmunro@postgresql.org>
Thu, 20 Jun 2019 22:57:55 +0000 (10:57 +1200)
commitdf098c371b882eeafa168501f0d20330c9a186fc
tree803ef561c8ec66f27953955a9bb7e6c371217327
parent0772d8a00eb88b50ac81f379955d30660cecdeeb
Remove obsolete comments about sempahores from proc.c.

Commit 6753333f switched from a semaphore-based wait to a latch-based
wait for ProcSleep()/ProcWakeup(), but left behind some stray references
to semaphores.

Back-patch to 9.5.

Reviewed-by: Daniel Gustafsson, Michael Paquier
Discussion: https://postgr.es/m/CA+hUKGLs5H6zhmgTijZ1OaJvC1sG0=AFXc1aHuce32tKiQrdEA@mail.gmail.com
src/backend/storage/lmgr/proc.c