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Subject: Re: [PATCH] blk-merge: fix computing bio->bi_seg_front_size in case
 of single segment
To: Ming Lei <ming.lei@canonical.com>, linux-kernel@vger.kernel.org
References: <1448870749-22230-1-git-send-email-ming.lei@canonical.com>
 <565CAB34.5000306@kernel.dk>
Cc: linux-block@vger.kernel.org, Christoph Hellwig <hch@infradead.org>,
        Hannes Reinecke <hare@suse.de>,
        Markus Trippelsdorf <markus@trippelsdorf.de>
From: Jens Axboe <axboe@kernel.dk>
Message-ID: <565CAB78.8000706@kernel.dk>
Date: Mon, 30 Nov 2015 13:03:04 -0700
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On 11/30/2015 01:01 PM, Jens Axboe wrote:
> 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@trippelsdorf.de>
>> Tested-by: Markus Trippelsdorf <markus@trippelsdorf.de>
>> Signed-off-by: Ming Lei <ming.lei@canonical.com>
>
> I'm going to fold this into the offending patch. Thanks Ming!

Applied separately, I mixed up two different patches. Applied for 4.4.

-- 
Jens Axboe