pgsql: Release proclock immediately in RemoveFromWaitQueue() if it

From: tgl(at)svr1(dot)postgresql(dot)org (Tom Lane)
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Release proclock immediately in RemoveFromWaitQueue() if it
Date: 2005-03-01 21:15:26
Message-ID: 20050301211526.627DD56458@svr1.postgresql.org
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Log Message:
-----------
Release proclock immediately in RemoveFromWaitQueue() if it represents
no held locks. This maintains the invariant that proclocks are present
only for procs that are holding or awaiting a lock; when this is not
true, LockRelease will fail. Per report from Stephen Clouse.

Tags:
----
REL7_4_STABLE

Modified Files:
--------------
pgsql/src/backend/storage/lmgr:
lock.c (r1.128 -> r1.128.2.1)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/storage/lmgr/lock.c.diff?r1=1.128&r2=1.128.2.1)

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