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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_debug.c
parenta26724591edba5acc528d41f3906a972590e8f54 (diff)
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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_debug.c')
-rw-r--r--kernel/sched_debug.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c
index 5ae24fc65d75..67f95aada4b9 100644
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -184,7 +184,7 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
SEQ_printf(m, " .%-30s: %Ld.%06ld\n", "exec_clock",
SPLIT_NS(cfs_rq->exec_clock));
- spin_lock_irqsave(&rq->lock, flags);
+ raw_spin_lock_irqsave(&rq->lock, flags);
if (cfs_rq->rb_leftmost)
MIN_vruntime = (__pick_next_entity(cfs_rq))->vruntime;
last = __pick_last_entity(cfs_rq);
@@ -192,7 +192,7 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
max_vruntime = last->vruntime;
min_vruntime = cfs_rq->min_vruntime;
rq0_min_vruntime = cpu_rq(0)->cfs.min_vruntime;
- spin_unlock_irqrestore(&rq->lock, flags);
+ raw_spin_unlock_irqrestore(&rq->lock, flags);
SEQ_printf(m, " .%-30s: %Ld.%06ld\n", "MIN_vruntime",
SPLIT_NS(MIN_vruntime));
SEQ_printf(m, " .%-30s: %Ld.%06ld\n", "min_vruntime",