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* cluster: RHEL4 - rgmanager: Fix stop/start race
@ 2009-06-15 18:29 Lon Hohberger
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From: Lon Hohberger @ 2009-06-15 18:29 UTC (permalink / raw)
To: cluster-cvs-relay
Gitweb: http://git.fedorahosted.org/git/cluster.git?p=cluster.git;a=commitdiff;h=69249ff719a7f3ee2a6addbdcd2d31fc2a0c1ee1
Commit: 69249ff719a7f3ee2a6addbdcd2d31fc2a0c1ee1
Parent: d1165e1139c3264b037eb494b137132d95f09cb0
Author: Lon Hohberger <lhh@redhat.com>
AuthorDate: Mon Jun 15 14:18:36 2009 -0400
Committer: Lon Hohberger <lhh@redhat.com>
CommitterDate: Mon Jun 15 14:27:41 2009 -0400
rgmanager: Fix stop/start race
If a thread exits right as rgmanager gets a request
to start a new thread, there's a chance that the
the starting thread will incorrectly have a reference
to the old thread and not retry, causing an infinite
loop.
Resolves Bugzilla # 502872
Signed-off-by: Lon Hohberger <lhh@redhat.com>
---
rgmanager/src/daemons/rg_thread.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/rgmanager/src/daemons/rg_thread.c b/rgmanager/src/daemons/rg_thread.c
index e96982b..c1d6140 100644
--- a/rgmanager/src/daemons/rg_thread.c
+++ b/rgmanager/src/daemons/rg_thread.c
@@ -500,6 +500,7 @@ spawn_if_needed(const char *resgroupname)
resthread_t *resgroup = NULL;
retry:
+ resgroup = NULL;
pthread_mutex_lock(&reslist_mutex);
while (resgroup == NULL) {
resgroup = find_resthread_byname(resgroupname);
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2009-06-15 18:29 cluster: RHEL4 - rgmanager: Fix stop/start race Lon Hohberger
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