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exit: avoid sig->count in __exit_signal() to detect the group-dead case
[safe/jmp/linux-2.6]
/
kernel
/
mutex.c
diff --git
a/kernel/mutex.c
b/kernel/mutex.c
index
e5cc0cd
..
632f04c
100644
(file)
--- a/
kernel/mutex.c
+++ b/
kernel/mutex.c
@@
-89,7
+89,7
@@
__mutex_lock_slowpath(atomic_t *lock_count);
*
* This function is similar to (but not equivalent to) down().
*/
*
* This function is similar to (but not equivalent to) down().
*/
-void
inline
__sched mutex_lock(struct mutex *lock)
+void __sched mutex_lock(struct mutex *lock)
{
might_sleep();
/*
{
might_sleep();
/*
@@
-148,8
+148,8
@@
__mutex_lock_common(struct mutex *lock, long state, unsigned int subclass,
preempt_disable();
mutex_acquire(&lock->dep_map, subclass, 0, ip);
preempt_disable();
mutex_acquire(&lock->dep_map, subclass, 0, ip);
-#if defined(CONFIG_SMP) && !defined(CONFIG_DEBUG_MUTEXES) && \
- !defined(CONFIG_HAVE_DEFAULT_NO_SPIN_MUTEXES)
+
+#ifdef CONFIG_MUTEX_SPIN_ON_OWNER
/*
* Optimistic spinning.
*
/*
* Optimistic spinning.
*