diff options
Diffstat (limited to 'nptl/pthread_mutex_trylock.c')
| -rw-r--r-- | nptl/pthread_mutex_trylock.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/nptl/pthread_mutex_trylock.c b/nptl/pthread_mutex_trylock.c index 66aca8e4b2..94d519233b 100644 --- a/nptl/pthread_mutex_trylock.c +++ b/nptl/pthread_mutex_trylock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -91,11 +91,9 @@ __pthread_mutex_trylock (mutex) if ((oldval & FUTEX_OWNER_DIED) != 0) { /* The previous owner died. Try locking the mutex. */ - int newval = id | (oldval & FUTEX_WAITERS); - - newval + int newval = atomic_compare_and_exchange_val_acq (&mutex->__data.__lock, - newval, oldval); + id, oldval); if (newval != oldval) { |