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From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Matias Bjorling <m@bjorling.me>, linux-kernel@vger.kernel.org,
        linux-scsi@vger.kernel.org
Subject: [PATCH 1/7] blk-mq: initialize resid_len
Date: Mon, 14 Apr 2014 10:30:06 +0200
Message-Id: <1397464212-4454-2-git-send-email-hch@lst.de>
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References: <blk-mq updates>
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Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 block/blk-mq.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 1d2a9bd..c1f4736 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -350,6 +350,8 @@ static void blk_mq_start_request(struct request *rq, bool last)
 
 	trace_block_rq_issue(q, rq);
 
+	rq->resid_len = blk_rq_bytes(rq);
+
 	/*
 	 * Just mark start time and set the started bit. Due to memory
 	 * ordering, we know we'll see the correct deadline as long as
-- 
1.7.10.4

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