diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2009-11-17 12:22:11 -0500 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2009-12-14 17:55:33 -0500 |
commit | d209d74d52ab39dc071656533cac095294f70de7 (patch) | |
tree | f48ae39908db89df7d93df79ac713318e026f0f7 /include | |
parent | 1d615482547584b9a8bb6316a58fed6ce90dd9ff (diff) |
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')
-rw-r--r-- | include/linux/rtmutex.h | 6 |
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 @@ | |||
24 | * @owner: the mutex owner | 24 | * @owner: the mutex owner |
25 | */ | 25 | */ |
26 | struct rt_mutex { | 26 | struct rt_mutex { |
27 | spinlock_t wait_lock; | 27 | raw_spinlock_t wait_lock; |
28 | struct plist_head wait_list; | 28 | struct plist_head wait_list; |
29 | struct task_struct *owner; | 29 | struct task_struct *owner; |
30 | #ifdef CONFIG_DEBUG_RT_MUTEXES | 30 | #ifdef CONFIG_DEBUG_RT_MUTEXES |
@@ -63,8 +63,8 @@ struct hrtimer_sleeper; | |||
63 | #endif | 63 | #endif |
64 | 64 | ||
65 | #define __RT_MUTEX_INITIALIZER(mutexname) \ | 65 | #define __RT_MUTEX_INITIALIZER(mutexname) \ |
66 | { .wait_lock = __SPIN_LOCK_UNLOCKED(mutexname.wait_lock) \ | 66 | { .wait_lock = __RAW_SPIN_LOCK_UNLOCKED(mutexname.wait_lock) \ |
67 | , .wait_list = PLIST_HEAD_INIT(mutexname.wait_list, mutexname.wait_lock) \ | 67 | , .wait_list = PLIST_HEAD_INIT_RAW(mutexname.wait_list, mutexname.wait_lock) \ |
68 | , .owner = NULL \ | 68 | , .owner = NULL \ |
69 | __DEBUG_RT_MUTEX_INITIALIZER(mutexname)} | 69 | __DEBUG_RT_MUTEX_INITIALIZER(mutexname)} |
70 | 70 | ||