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PR/38761 CVS commit: src/sys/kern
The following reply was made to PR kern/38761; it has been noted by GNATS.
From: Andrew Doran <ad%netbsd.org@localhost>
Subject: PR/38761 CVS commit: src/sys/kern
Date: Mon, 16 Jun 2008 10:02:15 +0000 (UTC)
Module Name: src
Committed By: ad
Date: Mon Jun 16 10:02:15 UTC 2008
PR kern/38761: new (?) race in buffer cache code
sleepq_changepri, sleepq_lendpri: don't let an active sleep queue head become
empty. The condvar code inspects the queue head without holding the sleep
queue lock and needs to see a non-empty queue if there are waiters.
To generate a diff of this commit:
cvs rdiff -r1.31 -r1.32 src/sys/kern/kern_sleepq.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
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