linux-kernel - Re: [PATCH] blk-merge: fix computing bio->bi_seg_front

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Message-ID: <565CAB34.5000306@kernel.dk>
Date:	Mon, 30 Nov 2015 13:01:56 -0700
From:	Jens Axboe <axboe@...nel.dk>
To:	Ming Lei <ming.lei@...onical.com>, linux-kernel@...r.kernel.org
Cc:	linux-block@...r.kernel.org, Christoph Hellwig <hch@...radead.org>,
	Hannes Reinecke <hare@...e.de>,
	Markus Trippelsdorf <markus@...ppelsdorf.de>
Subject: Re: [PATCH] blk-merge: fix computing bio->bi_seg_front_size in case
 of single segment

On 11/30/2015 01:05 AM, Ming Lei wrote:
> When bio has only one physical segment, we should set bio's
> bi_seg_front_size as the real(final) size of the single segment.
>
> Fixes: 02e707424c2ea(blk-merge: fix blk_bio_segment_split)
> Reported-by: Markus Trippelsdorf <markus@...ppelsdorf.de>
> Tested-by: Markus Trippelsdorf <markus@...ppelsdorf.de>
> Signed-off-by: Ming Lei <ming.lei@...onical.com>

I'm going to fold this into the offending patch. Thanks Ming!

-- 
Jens Axboe

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