From a032a6587011cbdac8c2f7e11f15dc4e592bbb55 Mon Sep 17 00:00:00 2001 From: Austin Foxley Date: Tue, 16 Feb 2010 12:27:18 -0800 Subject: mass sync with glibc nptl Signed-off-by: Austin Foxley --- libpthread/nptl/pthread_rwlock_tryrdlock.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'libpthread/nptl/pthread_rwlock_tryrdlock.c') diff --git a/libpthread/nptl/pthread_rwlock_tryrdlock.c b/libpthread/nptl/pthread_rwlock_tryrdlock.c index 0a9c815e0..30e6dc5a5 100644 --- a/libpthread/nptl/pthread_rwlock_tryrdlock.c +++ b/libpthread/nptl/pthread_rwlock_tryrdlock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -23,15 +23,16 @@ int -__pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock) +__pthread_rwlock_tryrdlock ( + pthread_rwlock_t *rwlock) { int result = EBUSY; - lll_mutex_lock (rwlock->__data.__lock); + lll_lock (rwlock->__data.__lock, rwlock->__data.__shared); if (rwlock->__data.__writer == 0 && (rwlock->__data.__nr_writers_queued == 0 - || rwlock->__data.__flags == 0)) + || PTHREAD_RWLOCK_PREFER_READER_P (rwlock))) { if (__builtin_expect (++rwlock->__data.__nr_readers == 0, 0)) { @@ -42,7 +43,7 @@ __pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock) result = 0; } - lll_mutex_unlock (rwlock->__data.__lock); + lll_unlock (rwlock->__data.__lock, rwlock->__data.__shared); return result; } -- cgit v1.2.3