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Restore lock level to set vacuum flags

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Commit 27838981be mistakenly reduced the lock level from exclusive to
shared that is acquired to set PGPROC->statusFlags; this was reverted
by dcfff74fb1, but failed to do so in one spot.  Fix it.

Backpatch to 14.

Noted by Andres Freund.

Discussion: https://postgr.es/m/20211111020724.ggsfhcq3krq5r4hb@alap3.anarazel.de
This commit is contained in:
Alvaro Herrera 2021-11-11 11:03:29 -03:00
parent db9f287711
commit 0726c764bc
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GPG Key ID: 1C20ACB9D5C564AE
1 changed files with 1 additions and 1 deletions
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src/backend/replication/slot.c
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@ -512,7 +512,7 @@ ReplicationSlotRelease(void)
MyReplicationSlot = NULL;
/* might not have been set when we've been a plain slot */
LWLockAcquire(ProcArrayLock, LW_SHARED);
LWLockAcquire(ProcArrayLock, LW_EXCLUSIVE);
MyProc->statusFlags &= ~PROC_IN_LOGICAL_DECODING;
ProcGlobal->statusFlags[MyProc->pgxactoff] = MyProc->statusFlags;
LWLockRelease(ProcArrayLock);