diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index 93104c7470e8..d9d632639bd1 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -960,9 +960,14 @@ static noinline_for_stack bool submit_bio_checks(struct bio *bio) { struct request_queue *q = bio->bi_disk->queue; blk_status_t status = BLK_STS_IOERR; + struct blk_plug *plug; might_sleep(); + plug = blk_mq_plug(q, bio); + if (plug && plug->nowait) + bio->bi_opf |= REQ_NOWAIT; + /* * For a REQ_NOWAIT based request, return -EOPNOTSUPP * if queue is not a request based queue. @@ -1802,6 +1807,7 @@ void blk_start_plug(struct blk_plug *plug) INIT_LIST_HEAD(&plug->cb_list); plug->rq_count = 0; plug->multiple_queues = false; + plug->nowait = false; /* * Store ordering should not be needed here, since a potential |