Commit 6700a678 authored by Jens Axboe's avatar Jens Axboe

blk-mq: kill preempt disable/enable in blk_mq_work_fn()

blk_mq_work_fn() is always invoked off the bounded workqueues,
so it can happily preempt among the queues in that set without
causing any issues for blk-mq.
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent fd1270d5
...@@ -714,9 +714,7 @@ static void blk_mq_work_fn(struct work_struct *work) ...@@ -714,9 +714,7 @@ static void blk_mq_work_fn(struct work_struct *work)
hctx = container_of(work, struct blk_mq_hw_ctx, delayed_work.work); hctx = container_of(work, struct blk_mq_hw_ctx, delayed_work.work);
preempt_disable();
__blk_mq_run_hw_queue(hctx); __blk_mq_run_hw_queue(hctx);
preempt_enable();
} }
static void __blk_mq_insert_request(struct blk_mq_hw_ctx *hctx, static void __blk_mq_insert_request(struct blk_mq_hw_ctx *hctx,
......
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