From: Ming Lei ming.lei@redhat.com
commit 9c71c83c857e7a84a5be5a56ea88da7098f51db8 upstream
blk_insert_flush() should only insert request since run queue always follows it.
In case of bypassing flush, we don't need to run queue because every blk_insert_flush() follows one run queue.
Signed-off-by: Ming Lei ming.lei@redhat.com Signed-off-by: Jens Axboe axboe@kernel.dk Signed-off-by: Jack Wang jinpu.wang@profitbricks.com --- block/blk-flush.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/blk-flush.c b/block/blk-flush.c index 4938bec8cfef..81bd1a843043 100644 --- a/block/blk-flush.c +++ b/block/blk-flush.c @@ -463,7 +463,7 @@ void blk_insert_flush(struct request *rq) if ((policy & REQ_FSEQ_DATA) && !(policy & (REQ_FSEQ_PREFLUSH | REQ_FSEQ_POSTFLUSH))) { if (q->mq_ops) - blk_mq_sched_insert_request(rq, false, true, false, false); + blk_mq_sched_insert_request(rq, false, false, false, false); else list_add_tail(&rq->queuelist, &q->queue_head); return;