From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Tejun Heo <htejun@gmail.com>
Cc: axboe@suse.de, jgarzik@pobox.com, James.Bottomley@steeleye.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH linux-2.6-block:post-2.6.15 08/11] blk: update IDE to use new blk_ordered
Date: Wed, 30 Nov 2005 12:00:37 +0100 [thread overview]
Message-ID: <58cb370e0511300300x2aa34159mfb46e9e49d10ec0f@mail.gmail.com> (raw)
In-Reply-To: <20051124162449.DB507E8E@htj.dyndns.org>
On 11/24/05, Tejun Heo <htejun@gmail.com> wrote:
> 08_blk_ide-update-ordered.patch
>
> Update IDE to use new blk_ordered. This change makes the
> following behavior changes.
>
> * Partial completion of the barrier request is handled as
> failure of the whole ordered sequence. No more partial
> completion for barrier requests.
>
> * Any failure of pre or post flush request results in failure
> of the whole ordered sequence.
>
> So, successfully completed ordered sequence guarantees that
> all requests prior to the barrier made to physical medium and,
> then, the while barrier request made to the physical medium.
>
> Signed-off-by: Tejun Heo <htejun@gmail.com>
ACK, looks fine
next prev parent reply other threads:[~2005-11-30 11:00 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-24 16:25 [PATCH linux-2.6-block:post-2.6.15 00/11] blk: reimplementation of I/O barrier Tejun Heo
2005-11-24 16:25 ` [PATCH linux-2.6-block:post-2.6.15 01/11] blk: add @uptodate to end_that_request_last() and @error to rq_end_io_fn() Tejun Heo
2005-11-24 16:25 ` [PATCH linux-2.6-block:post-2.6.15 02/11] blk: separate out bio init part from __make_request Tejun Heo
2005-11-24 16:25 ` [PATCH linux-2.6-block:post-2.6.15 03/11] blk: reimplement handling of barrier request Tejun Heo
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 04/11] blk: update SCSI to use new blk_ordered Tejun Heo
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 05/11] blk: add FUA support to SCSI disk Tejun Heo
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 06/11] blk: update libata to use new blk_ordered Tejun Heo
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 07/11] blk: add FUA support to libata Tejun Heo
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 08/11] blk: update IDE to use new blk_ordered Tejun Heo
2005-11-30 11:00 ` Bartlomiej Zolnierkiewicz [this message]
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 09/11] blk: implement ide_driver_t->protocol_changed callback Tejun Heo
2005-11-30 10:58 ` Bartlomiej Zolnierkiewicz
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 10/11] blk: add FUA support to IDE Tejun Heo
2005-11-30 11:05 ` Bartlomiej Zolnierkiewicz
2005-12-01 13:46 ` Tejun Heo
2005-11-24 16:26 ` [PATCH linux-2.6-block:post-2.6.15 11/11] blk: I/O barrier documentation Tejun Heo
2005-12-01 13:49 ` [PATCH linux-2.6-block:post-2.6.15 00/11] blk: reimplementation of I/O barrier Tejun Heo
2005-12-01 14:37 ` Jens Axboe
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