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author | Thomas Gleixner <tglx@linutronix.de> | 2009-11-17 14:28:38 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2009-12-14 23:55:33 +0100 |
commit | 05fa785cf80c9b7c0254c3056037147aed3ea16b (patch) | |
tree | 3d5c69d449b9240dc6d1005dddf344e467de4f34 /kernel/sched_idletask.c | |
parent | a26724591edba5acc528d41f3906a972590e8f54 (diff) | |
download | linux-05fa785cf80c9b7c0254c3056037147aed3ea16b.tar.gz linux-05fa785cf80c9b7c0254c3056037147aed3ea16b.tar.bz2 linux-05fa785cf80c9b7c0254c3056037147aed3ea16b.zip |
sched: Convert rq->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 'kernel/sched_idletask.c')
-rw-r--r-- | kernel/sched_idletask.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c index 33d5384a73a8..5f93b570d383 100644 --- a/kernel/sched_idletask.c +++ b/kernel/sched_idletask.c @@ -34,10 +34,10 @@ static struct task_struct *pick_next_task_idle(struct rq *rq) static void dequeue_task_idle(struct rq *rq, struct task_struct *p, int sleep) { - spin_unlock_irq(&rq->lock); + raw_spin_unlock_irq(&rq->lock); printk(KERN_ERR "bad: scheduling from the idle thread!\n"); dump_stack(); - spin_lock_irq(&rq->lock); + raw_spin_lock_irq(&rq->lock); } static void put_prev_task_idle(struct rq *rq, struct task_struct *prev) |