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-rw-r--r--kernel/sched.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index cc6c1192c448..3eed860cf292 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -383,13 +383,12 @@ static inline unsigned long long rq_clock(struct rq *rq)
*/
unsigned long long cpu_clock(int cpu)
{
- struct rq *rq = cpu_rq(cpu);
unsigned long long now;
unsigned long flags;
- spin_lock_irqsave(&rq->lock, flags);
- now = rq_clock(rq);
- spin_unlock_irqrestore(&rq->lock, flags);
+ local_irq_save(flags);
+ now = rq_clock(cpu_rq(cpu));
+ local_irq_restore(flags);
return now;
}
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