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authorUlrich Drepper <drepper@redhat.com>2009-07-26 13:00:04 -0700
committerUlrich Drepper <drepper@redhat.com>2009-07-26 13:00:04 -0700
commit7b7f43bed134db6a0da34282fffcbf0af10d4613 (patch)
tree51943739e388fb9bba90e9a872747d5d84bf5820 /nptl/ChangeLog
parentaa7492d20e5a2cef54dab7b41f534048b3eca479 (diff)
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Memory ordering in pthread_mutex_{,timed}lock.
All commits should have happened before the mutex lock is taken.
Therefore use the _rel variant of the cmpxchg atomic op.
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+2009-07-26  Ulrich Drepper  <drepper@redhat.com>
+
+	[BZ #10418]
+	* pthread_mutex_lock.c (pthread_mutex_lock): Use _rel instead of of
+	_acq variants of cmpxchg.
+	* pthread_mutex_timedlock.c (pthread_mutex_timedlock): Likewise.
+
 2009-07-23  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/x86_64/configure.in: New file.