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-rw-r--r--block/cfq-iosched.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 5c3da89..25c4e7e 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -1215,11 +1215,12 @@ static inline void changed_ioprio(struct cfq_io_context *cic)
{
struct cfq_data *cfqd = cic->key;
struct cfq_queue *cfqq;
+ unsigned long flags;
if (unlikely(!cfqd))
return;
- spin_lock(cfqd->queue->queue_lock);
+ spin_lock_irqsave(cfqd->queue->queue_lock, flags);
cfqq = cic->cfqq[ASYNC];
if (cfqq) {
@@ -1236,7 +1237,7 @@ static inline void changed_ioprio(struct cfq_io_context *cic)
if (cfqq)
cfq_mark_cfqq_prio_changed(cfqq);
- spin_unlock(cfqd->queue->queue_lock);
+ spin_unlock_irqrestore(cfqd->queue->queue_lock, flags);
}
static void cfq_ioc_set_ioprio(struct io_context *ioc)