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From: Christoph Hellwig <hch@infradead.org>
To: Shaohua Li <shli@kernel.org>
Cc: linux-kernel@vger.kernel.org, axboe@kernel.dk, hch@infradead.org
Subject: Re: [patch]blk-mq: blk_mq_tag_to_rq should handle flush request
Date: Fri, 9 May 2014 08:00:18 -0700	[thread overview]
Message-ID: <20140509150018.GA26215@infradead.org> (raw)
In-Reply-To: <20140509120733.GA27918@kernel.org>

On Fri, May 09, 2014 at 08:07:33PM +0800, Shaohua Li wrote:
> 
> flush request is special, which borrows tag from other request. Need a special
> handling to get it from tag.

Thanks, we probably need this one.  But I think you can simply test
REQ_FLUSH_SEQ the passed in request instead of the flush_rq_tag_valid
flag/


  reply	other threads:[~2014-05-09 15:00 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-09 12:07 Shaohua Li
2014-05-09 15:00 ` Christoph Hellwig [this message]
2014-05-10  4:00   ` Shaohua Li
2014-05-11 17:40     ` Jens Axboe
2014-05-30 14:09     ` Jens Axboe
2014-06-04 11:11       ` Christoph Hellwig
2014-06-04 14:15         ` Jens Axboe
2014-06-04 14:20           ` Christoph Hellwig
2014-06-04 14:54             ` Jens Axboe
2014-06-04 14:58               ` Christoph Hellwig
2014-06-04 15:02                 ` Jens Axboe
2014-06-04 15:05                   ` Christoph Hellwig
2014-06-04 15:08                     ` Jens Axboe
2014-06-04 15:10                       ` Christoph Hellwig
2014-06-04 15:11                         ` Jens Axboe
2014-06-04 15:16                           ` Christoph Hellwig
2014-06-04 15:19                             ` Jens Axboe
2014-06-04 15:22                       ` Christoph Hellwig
2014-06-04 15:28                         ` Jens Axboe
2014-06-04 15:31                   ` Christoph Hellwig
2014-06-04 15:39                     ` Jens Axboe
2014-06-04 15:47                       ` Jens Axboe
2014-06-04 16:25                         ` Jens Axboe
2014-06-05  1:27                           ` Shaohua Li
2014-06-05  2:05                             ` Jens Axboe
2014-06-05  2:27                               ` Shaohua Li
2014-06-05  2:40                                 ` Jens Axboe
2014-06-04 15:43                     ` Ming Lei
2014-06-04 15:48                       ` Jens Axboe
2014-06-04 16:00                         ` Ming Lei
2014-06-04 16:09                           ` Jens Axboe
2014-06-04 16:26                             ` Ming Lei
2014-06-04 16:28                               ` Jens Axboe
2014-06-04 16:33                                 ` Christoph Hellwig
2014-06-04 16:36                                   ` Ming Lei

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