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This commit is contained in:
Jakub Jelinek
2007-07-31 13:33:18 +00:00
parent d6220e9ee3
commit 32c075e1f0
448 changed files with 13841 additions and 10982 deletions
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8
nptl/pthread_mutex_trylock.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2002, 2003, 2005, 2006 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -91,9 +91,11 @@ __pthread_mutex_trylock (mutex)
if ((oldval & FUTEX_OWNER_DIED) != 0)
{
/* The previous owner died. Try locking the mutex. */
int newval
int newval = id | (oldval & FUTEX_WAITERS);
newval
= atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
id, oldval);
newval, oldval);
if (newval != oldval)
{