]> git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/commitdiff
blk-flush: don't run queue for requests bypassing flush
authorMing Lei <ming.lei@redhat.com>
Thu, 2 Nov 2017 15:24:33 +0000 (23:24 +0800)
committerJens Axboe <axboe@kernel.dk>
Sat, 4 Nov 2017 18:38:40 +0000 (12:38 -0600)
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>
block/blk-flush.c

index 4938bec8cfef93aa7f82f4d24378fce5060d0e9a..81bd1a8430431c60b717a346d3b5c2af88a1b3c0 100644 (file)
@@ -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;