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authorThomas Gleixner <tglx@linutronix.de>2009-11-17 14:28:38 +0100
committerThomas Gleixner <tglx@linutronix.de>2009-12-14 23:55:33 +0100
commit05fa785cf80c9b7c0254c3056037147aed3ea16b (patch)
tree3d5c69d449b9240dc6d1005dddf344e467de4f34 /kernel/sched_fair.c
parenta26724591edba5acc528d41f3906a972590e8f54 (diff)
downloadop-kernel-dev-05fa785cf80c9b7c0254c3056037147aed3ea16b.zip
op-kernel-dev-05fa785cf80c9b7c0254c3056037147aed3ea16b.tar.gz
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_fair.c')
-rw-r--r--kernel/sched_fair.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 804a411..5bedf6e 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1955,7 +1955,7 @@ static void task_fork_fair(struct task_struct *p)
struct rq *rq = this_rq();
unsigned long flags;
- spin_lock_irqsave(&rq->lock, flags);
+ raw_spin_lock_irqsave(&rq->lock, flags);
if (unlikely(task_cpu(p) != this_cpu))
__set_task_cpu(p, this_cpu);
@@ -1975,7 +1975,7 @@ static void task_fork_fair(struct task_struct *p)
resched_task(rq->curr);
}
- spin_unlock_irqrestore(&rq->lock, flags);
+ raw_spin_unlock_irqrestore(&rq->lock, flags);
}
/*
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