linux-kernel - Re: [PATCH 0/3] Deadline iosched: Fix batching algorithm

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Message-ID: <20071030094040.GK4993@kernel.dk>
Date:	Tue, 30 Oct 2007 10:40:40 +0100
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Aaron Carroll <aaronc@...ato.unsw.edu.au>
Cc:	linux-kernel@...r.kernel.org,
	Peter Chubb <peterc@...ato.unsw.edu.au>
Subject: Re: [PATCH 0/3] Deadline iosched: Fix batching algorithm

On Tue, Oct 30 2007, Aaron Carroll wrote:
> Hi Jens,
> 
> The following patches correct some issues with the deadline I/O
> scheduler and its batching algorithm.
> 
> Patch 1 is a simple function factorisation.
> Patch 2 fixes a missing batch count reset, making the behaviour
>   closer to that implied by the documentation.

1+2 are no brainers, applied.

> Patch 3 changes batch start points to resolve a disparity in
>   latency and bandwidth between high- and low-sector requests.

This one makes a lot of sense, applied as well.

Thanks!

-- 
Jens Axboe

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