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blk-mq: improve scheduler queue sync/async running

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We'll use the same criteria for whether we need to run the queue sync
or async when we have a scheduler, as we do without one.

Signed-off-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Omar Sandoval <osandov@fb.com>
Tested-by: Hannes Reinecke <hare@suse.com>
This commit is contained in:
Jens Axboe 2017-01-26 12:28:10 -07:00
parent 4a46f05ebf
commit 0abad77412
1 changed files with 4 additions and 2 deletions
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6
block/blk-mq.c
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@ -1476,7 +1476,8 @@ static blk_qc_t blk_mq_make_request(struct request_queue *q, struct bio *bio)
if (q->elevator) {
blk_mq_put_ctx(data.ctx);
blk_mq_bio_to_request(rq, bio);
blk_mq_sched_insert_request(rq, false, true, true);
blk_mq_sched_insert_request(rq, false, true,
!is_sync || is_flush_fua);
goto done;
}
if (!blk_mq_merge_queue_io(data.hctx, data.ctx, rq, bio)) {
@ -1585,7 +1586,8 @@ static blk_qc_t blk_sq_make_request(struct request_queue *q, struct bio *bio)
if (q->elevator) {
blk_mq_put_ctx(data.ctx);
blk_mq_bio_to_request(rq, bio);
blk_mq_sched_insert_request(rq, false, true, true);
blk_mq_sched_insert_request(rq, false, true,
!is_sync || is_flush_fua);
goto done;
}
if (!blk_mq_merge_queue_io(data.hctx, data.ctx, rq, bio)) {