linux-kernel - Re: [PATCH 2/8] blk-mq: bidi support

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Date:	Wed, 16 Apr 2014 10:45:03 -0600
From:	Jens Axboe <axboe@...nel.dk>
To:	Christoph Hellwig <hch@....de>
CC:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org
Subject: Re: [PATCH 2/8] blk-mq: bidi support

On 04/16/2014 10:44 AM, Christoph Hellwig wrote:
> On Wed, Apr 16, 2014 at 10:41:30AM -0600, Jens Axboe wrote:
>>> -	if (!q->request_fn)
>>> +	if (!q->request_fn && !q->mq_ops)
>>>  		return 0;
>>>  
>>>  	bcd = &q->bsg_dev;
>>
>> This looks misplaced. But I dropped the one I generated last week, I'll
>> queue it up separately in the drivers branch.
> 
> Could be argued that it should be a separate patch, but the check should
> work fine.

There's nothing wrong with the check, it's identical to one I sent out
last week. But it's not part of the bidi enable patch, it's a separate
bug fix for bsg.

-- 
Jens Axboe

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