From: keith.busch@intel.com (Keith Busch)
Subject: [PATCH] blk-mq-sched: Enable merging discard bio into request
Date: Thu, 1 Feb 2018 14:41:15 -0700 [thread overview]
Message-ID: <20180201214115.24909-1-keith.busch@intel.com> (raw)
Signed-off-by: Keith Busch <keith.busch at intel.com>
---
block/blk-mq-sched.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c
index 55c0a745b427..25c14c58385c 100644
--- a/block/blk-mq-sched.c
+++ b/block/blk-mq-sched.c
@@ -259,6 +259,8 @@ bool blk_mq_sched_try_merge(struct request_queue *q, struct bio *bio,
if (!*merged_request)
elv_merged_request(q, rq, ELEVATOR_FRONT_MERGE);
return true;
+ case ELEVATOR_DISCARD_MERGE:
+ return bio_attempt_discard_merge(q, rq, bio);
default:
return false;
}
--
2.14.3
next reply other threads:[~2018-02-01 21:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-01 21:41 Keith Busch [this message]
2018-02-01 21:45 ` [PATCH] blk-mq-sched: Enable merging discard bio into request Jens Axboe
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