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| author | Jens Axboe <axboe@kernel.dk> | 2017-07-27 16:03:57 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-07-29 17:00:03 +0200 |
| commit | 18e9781d44000bcb403941011d954896df7439cc (patch) | |
| tree | 8bc6c3cd5c5a2205f5440c810837bd1f9df8dfbc /block/blk-mq.c | |
| parent | block: DAC960: shut up format-overflow warning (diff) | |
| download | linux-18e9781d44000bcb403941011d954896df7439cc.tar.xz linux-18e9781d44000bcb403941011d954896df7439cc.zip | |
blk-mq: blk_mq_requeue_work() doesn't need to save IRQ flags
We know we're in process context, so don't bother using the
IRQ safe versions of the spin lock.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to '')
| -rw-r--r-- | block/blk-mq.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 041f7b7fa0d6..b70a4ad78b63 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -620,11 +620,10 @@ static void blk_mq_requeue_work(struct work_struct *work) container_of(work, struct request_queue, requeue_work.work); LIST_HEAD(rq_list); struct request *rq, *next; - unsigned long flags; - spin_lock_irqsave(&q->requeue_lock, flags); + spin_lock_irq(&q->requeue_lock); list_splice_init(&q->requeue_list, &rq_list); - spin_unlock_irqrestore(&q->requeue_lock, flags); + spin_unlock_irq(&q->requeue_lock); list_for_each_entry_safe(rq, next, &rq_list, queuelist) { if (!(rq->rq_flags & RQF_SOFTBARRIER)) |