PR/38707 CVS commit: src/sys/kern

[Andrew Doran <ad%netbsd.org@localhost>]

The following reply was made to PR kern/38707; it has been noted by GNATS.

From: Andrew Doran <ad%netbsd.org@localhost>
To: gnats-bugs%gnats.NetBSD.org@localhost
Cc: 
Subject: PR/38707 CVS commit: src/sys/kern
Date: Sun, 25 May 2008 23:46:55 +0000 (UTC)

 Module Name:   src
 Committed By:  ad
 Date:          Sun May 25 23:46:55 UTC 2008
 
 Modified Files:
        src/sys/kern: kern_runq.c
 
 Log Message:
 PR kern/38707 scheduler related deadlock during build.sh
 
 Fail sched_catchlwp() if mutex_tryenter() on the remote CPU's state fails.
 Seems to work around the issue described in this PR.
 
 XXX Stealing jobs from remote CPUs could probably be moved into the idle
 loop, making the locking quite a bit simpler.
 
 
 To generate a diff of this commit:
 cvs rdiff -r1.8 -r1.9 src/sys/kern/kern_runq.c
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.