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

From: Jens Axboe
Date: Tue Oct 30 2007 - 05:43:22 EST


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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