[c/azure][PATCH] blk-mq: remove the request_list usage

Marcelo Henrique Cerri marcelo.cerri at canonical.com
Mon Apr 22 20:32:18 UTC 2019

From: Jens Axboe <axboe at kernel.dk>

BugLink: http://bugs.launchpad.net/bugs/1819689

We don't do anything with it, that's just the legacy path.

Reviewed-by: Hannes Reinecke <hare at suse.com>
Tested-by: Ming Lei <ming.lei at redhat.com>
Reviewed-by: Omar Sandoval <osandov at fb.com>
Signed-off-by: Jens Axboe <axboe at kernel.dk>
(cherry picked from commit 7ac257b862f2cfba3a909d1051499d390cffad6c)
Signed-off-by: Marcelo Henrique Cerri <marcelo.cerri at canonical.com>
 block/blk-mq.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 90e8058ae557..76702ea84dd5 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -508,9 +508,6 @@ void blk_mq_free_request(struct request *rq)
 	wbt_done(q->rq_wb, rq);
-	if (blk_rq_rl(rq))
-		blk_put_rl(blk_rq_rl(rq));
 	WRITE_ONCE(rq->state, MQ_RQ_IDLE);
 	if (refcount_dec_and_test(&rq->ref))
@@ -1626,8 +1623,6 @@ static void blk_mq_bio_to_request(struct request *rq, struct bio *bio)
 	blk_init_request_from_bio(rq, bio);
-	blk_rq_set_rl(rq, blk_get_rl(rq->q, bio));
 	blk_account_io_start(rq, true);

More information about the kernel-team mailing list