Re: [PATCH linux-2.6-block:post-2.6.15 08/11] blk: update IDE to use new blk_ordered

From: Bartlomiej Zolnierkiewicz
Date: Wed Nov 30 2005 - 06:00:03 EST


On 11/24/05, Tejun Heo <htejun@xxxxxxxxx> 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@xxxxxxxxx>

ACK, looks fine
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