From: Jens Axboe <axboe@kernel.dk>
To: Ming Lei <ming.lei@canonical.com>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Dave Kleikamp <dave.kleikamp@oracle.com>
Cc: Zach Brown <zab@zabbo.net>, Benjamin LaHaise <bcrl@kvack.org>,
Christoph Hellwig <hch@infradead.org>,
Kent Overstreet <kmo@daterainc.com>,
linux-aio@kvack.org, linux-fsdevel@vger.kernel.org,
Dave Chinner <david@fromorbit.com>
Subject: Re: [PATCH v1 4/9] blk-mq: introduce init_flush_rq_fn callback in 'blk_mq_ops'
Date: Fri, 15 Aug 2014 10:19:30 -0600 [thread overview]
Message-ID: <53EE3312.2070108@kernel.dk> (raw)
In-Reply-To: <1408031441-31156-5-git-send-email-ming.lei@canonical.com>
On 08/14/2014 09:50 AM, Ming Lei wrote:
> Currently pdu of the flush rq is simlpy copied from another rq,
> it isn't enough to initialize pointer field well, so introduce
> the callback for driver to handle the case easily.
This is the only patch I don't really like. Can't we make do with
calling ->init_request() for this instead of having to add another
(weird) hook?
--
Jens Axboe
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next prev parent reply other threads:[~2014-08-15 16:19 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-14 15:50 [PATCH v1 0/9] block & aio: kernel aio and loop mq conversion Ming Lei
2014-08-14 15:50 ` [PATCH v1 1/9] aio: add aio_kernel_() interface Ming Lei
2014-08-14 18:07 ` Zach Brown
2014-08-15 13:20 ` Ming Lei
2014-08-14 15:50 ` [PATCH v1 2/9] fd/direct-io: introduce should_dirty for kernel aio Ming Lei
2014-08-14 15:50 ` [PATCH v1 3/9] blk-mq: export blk_mq_freeze_queue and blk_mq_unfreeze_queue Ming Lei
2014-08-14 15:50 ` [PATCH v1 4/9] blk-mq: introduce init_flush_rq_fn callback in 'blk_mq_ops' Ming Lei
2014-08-15 16:19 ` Jens Axboe [this message]
2014-08-16 7:49 ` Ming Lei
2014-08-17 18:39 ` Jens Axboe
2014-08-14 15:50 ` [PATCH v1 5/9] block: loop: convert to blk-mq Ming Lei
2014-08-15 16:31 ` Christoph Hellwig
2014-08-15 16:36 ` Jens Axboe
2014-08-15 16:46 ` Jens Axboe
2014-08-16 8:06 ` Ming Lei
2014-08-17 17:48 ` Jens Axboe
2014-08-18 1:22 ` Ming Lei
2014-08-18 11:53 ` Ming Lei
2014-08-19 20:50 ` Jens Axboe
[not found] ` <CACVXFVP_q2MfZtjPAgXrjMJS2K6H2fTFtAe3ZJXBW83uEovqkQ@mail.gmail.com>
2014-08-20 16:09 ` Jens Axboe
[not found] ` <CACVXFVPxXrYi+m0bC7tEcfvDzhQ=Xnapkd+yGRXbKCktgi3Ofw@mail.gmail.com>
2014-08-21 2:58 ` Jens Axboe
[not found] ` <CACVXFVNEuEOXphJK5XGbAGRC9tL7iTv=PE_v+Dnw3CReAEkonw@mail.gmail.com>
2014-08-21 3:16 ` Jens Axboe
[not found] ` <CACVXFVOR0mzMWo+iPtU8jUvYgH+non=hQ0XaP0Z1Fu0qiSbJNA@mail.gmail.com>
2014-08-27 16:08 ` Maxim Patlasov
2014-08-27 16:29 ` Benjamin LaHaise
2014-08-27 17:19 ` Maxim Patlasov
2014-08-27 17:56 ` Zach Brown
2014-08-28 2:10 ` Ming Lei
2014-08-28 2:06 ` Ming Lei
2014-08-29 11:14 ` Maxim Patlasov
2014-08-14 15:50 ` [PATCH v1 6/9] block: loop: say goodby to bio Ming Lei
2014-08-14 15:50 ` [PATCH v1 7/9] block: loop: introduce lo_discard() and lo_req_flush() Ming Lei
2014-08-14 15:50 ` [PATCH v1 8/9] block: loop: don't handle REQ_FUA explicitly Ming Lei
2014-08-14 15:50 ` [PATCH v1 9/9] block: loop: support to submit I/O via kernel aio based Ming Lei
2014-08-14 16:53 ` [PATCH v1 0/9] block & aio: kernel aio and loop mq conversion Jens Axboe
2014-08-15 12:59 ` Ming Lei
2014-08-15 13:11 ` Christoph Hellwig
2014-08-15 14:32 ` Ming Lei
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