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authorThomas Gleixner <tglx@linutronix.de>2009-11-17 20:22:11 +0300
committerThomas Gleixner <tglx@linutronix.de>2009-12-15 01:55:33 +0300
commitd209d74d52ab39dc071656533cac095294f70de7 (patch)
treef48ae39908db89df7d93df79ac713318e026f0f7 /include/linux/rtmutex.h
parent1d615482547584b9a8bb6316a58fed6ce90dd9ff (diff)
downloadlinux-d209d74d52ab39dc071656533cac095294f70de7.tar.xz
rtmutes: Convert rtmutex.lock to raw_spinlock
Convert locks which cannot be sleeping locks in preempt-rt to raw_spinlocks. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Peter Zijlstra <peterz@infradead.org> Acked-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/rtmutex.h')
-rw-r--r--include/linux/rtmutex.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/rtmutex.h b/include/linux/rtmutex.h
index f19b00b7d530..281d8fd775e8 100644
--- a/include/linux/rtmutex.h
+++ b/include/linux/rtmutex.h
@@ -24,7 +24,7 @@
* @owner: the mutex owner
*/
struct rt_mutex {
- spinlock_t wait_lock;
+ raw_spinlock_t wait_lock;
struct plist_head wait_list;
struct task_struct *owner;
#ifdef CONFIG_DEBUG_RT_MUTEXES
@@ -63,8 +63,8 @@ struct hrtimer_sleeper;
#endif
#define __RT_MUTEX_INITIALIZER(mutexname) \
- { .wait_lock = __SPIN_LOCK_UNLOCKED(mutexname.wait_lock) \
- , .wait_list = PLIST_HEAD_INIT(mutexname.wait_list, mutexname.wait_lock) \
+ { .wait_lock = __RAW_SPIN_LOCK_UNLOCKED(mutexname.wait_lock) \
+ , .wait_list = PLIST_HEAD_INIT_RAW(mutexname.wait_list, mutexname.wait_lock) \
, .owner = NULL \
__DEBUG_RT_MUTEX_INITIALIZER(mutexname)}