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>

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)}