diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-04-13 08:40:38 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-04-13 06:52:29 -0600 |
| commit | 50947d7fe9fa6abe3ddc40769dfb02a51c58edb6 (patch) | |
| tree | 9cf4d97ef0e56ca3512ef6821558acb7c9f01ce7 /block | |
| parent | 8e15dfbd9ae21e518979e3823e335073e725f445 (diff) | |
blk-mq: don't plug for head insertions in blk_execute_rq_nowait
Plugs never insert at head, so don't plug for head insertions.
Fixes: 1c2d2fff6dc0 ("block: wire-up support for passthrough plugging")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Link: https://lore.kernel.org/r/20230413064057.707578-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-mq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 52f8e0099c7f..7908d19f1408 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1299,7 +1299,7 @@ void blk_execute_rq_nowait(struct request *rq, bool at_head) * device, directly accessing the plug instead of using blk_mq_plug() * should not have any consequences. */ - if (current->plug) + if (current->plug && !at_head) blk_add_rq_to_plug(current->plug, rq); else blk_mq_sched_insert_request(rq, at_head, true, false); |