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authorUlrich Drepper <drepper@redhat.com>2008-11-01 19:51:41 +0000
committerUlrich Drepper <drepper@redhat.com>2008-11-01 19:51:41 +0000
commitefac1fce6212f0e471ce7fa2519b1d3a4a084ddc (patch)
treebe8d1940955413cdb3bef2fb7e54c58191b398f9 /nptl/pthread_mutex_unlock.c
parent64647f9aa8727fdcb4c58c7542beca3732148d0a (diff)
downloadglibc-efac1fce6212f0e471ce7fa2519b1d3a4a084ddc.tar.gz
[BZ #6955]
2008-11-01 Ulrich Drepper <drepper@redhat.com> [BZ #6955] * pthread_mutex_lock.c: Add support for private PI mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. Patch mostly by Ben Jackson <ben@ben.com>.
Diffstat (limited to 'nptl/pthread_mutex_unlock.c')
-rw-r--r--nptl/pthread_mutex_unlock.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/nptl/pthread_mutex_unlock.c b/nptl/pthread_mutex_unlock.c
index d33d0593d8..a14c43ece7 100644
--- a/nptl/pthread_mutex_unlock.c
+++ b/nptl/pthread_mutex_unlock.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003, 2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003, 2005-2007, 2008 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -196,9 +196,13 @@ __pthread_mutex_unlock_usercnt (mutex, decr)
THREAD_GETMEM (THREAD_SELF,
tid)))
{
+ int robust = mutex->__data.__kind & PTHREAD_MUTEX_ROBUST_NORMAL_NP;
+ int private = (robust
+ ? PTHREAD_ROBUST_MUTEX_PSHARED (mutex)
+ : PTHREAD_MUTEX_PSHARED (mutex));
INTERNAL_SYSCALL_DECL (__err);
INTERNAL_SYSCALL (futex, __err, 2, &mutex->__data.__lock,
- FUTEX_UNLOCK_PI);
+ __lll_private_flag (FUTEX_UNLOCK_PI, private));
}
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);