linux-kernel - Re: [PATCH 4/7] scsi: add scsi-mq helper for iterating over busy commands

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Message-ID: <20150405154005.GB28173@lst.de>
Date:	Sun, 5 Apr 2015 17:40:05 +0200
From:	Christoph Hellwig <hch@....de>
To:	Jens Axboe <axboe@...com>
Cc:	axboe@...nel.dk, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org, hch@....de
Subject: Re: [PATCH 4/7] scsi: add scsi-mq helper for iterating over busy
	commands

On Fri, Apr 03, 2015 at 09:58:20AM -0600, Jens Axboe wrote:
> This is basically just a wrapper around blk_mq_queue_busy_iter(),
> so that LLDs don't have to deal with or worry about blk-mq hardware
> queues.

I'd prefer not to expose this to drivers, but if we do it needs to
work for the !mq case.
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