linux-kernel - [PATCH 1/5] dm-mpath: remove annoying message of 'blk_get

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Message-Id: <20170930114652.32441-2-ming.lei@redhat.com>
Date:   Sat, 30 Sep 2017 19:46:48 +0800
From:   Ming Lei <ming.lei@...hat.com>
To:     Jens Axboe <axboe@...com>, linux-block@...r.kernel.org,
        Christoph Hellwig <hch@...radead.org>,
        Mike Snitzer <snitzer@...hat.com>, dm-devel@...hat.com
Cc:     Bart Van Assche <bart.vanassche@...disk.com>,
        Laurence Oberman <loberman@...hat.com>,
        linux-kernel@...r.kernel.org, Omar Sandoval <osandov@...com>,
        Ming Lei <ming.lei@...hat.com>
Subject: [PATCH 1/5] dm-mpath: remove annoying message of 'blk_get_request() returned -11'

It is very normal to see allocation failure, so not necessary
to dump it and annoy people.

Signed-off-by: Ming Lei <ming.lei@...hat.com>
---
 drivers/md/dm-mpath.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index 11f273d2f018..e8094d8fbe0d 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -499,8 +499,6 @@ static int multipath_clone_and_map(struct dm_target *ti, struct request *rq,
 	if (IS_ERR(clone)) {
 		/* EBUSY, ENODEV or EWOULDBLOCK: requeue */
 		bool queue_dying = blk_queue_dying(q);
-		DMERR_LIMIT("blk_get_request() returned %ld%s - requeuing",
-			    PTR_ERR(clone), queue_dying ? " (path offline)" : "");
 		if (queue_dying) {
 			atomic_inc(&m->pg_init_in_progress);
 			activate_or_offline_path(pgpath);
-- 
2.9.5