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Date:	Fri, 21 Mar 2014 17:30:58 +0100
From:	Christoph Hellwig <hch@....de>
To:	Jens Axboe <axboe@...com>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] blk-mq: initialize resid_len

Signed-off-by: Christoph Hellwig <hch@....de>
---
 block/blk-mq.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/block/blk-mq.c b/block/blk-mq.c
index b1bcc61..44f738e 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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