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SubjectRe: [PATCH] Default iosched fixes (was: Fall back io scheduler for 2.6.15?)
On Thu, Jan 19 2006, Nate Diller wrote:
> My previous default iosched patch did a poor job dealing with the
> 'elevator=' boot-time option. Jens' recent solution would fail if the
> selected default were compiled as a module, and I find that scenario
> useful for debugging. This patch dynamically evaluates which default
> to use, and emits suitable error messages when the requested scheduler
> is not available. It also indicates the compiled-in default scheduler
> at registration time, and includes a version of Chuck Ebbert's 'as' ->
> 'anticipatory' compatability patch.
> Tested for a range of boot options on 2.6.13-rc5-mm1, should apply to
> any recent kernel.

Your patch doesn't apply at all, the file has even been moved. Please
test a 2.6.15 or newer kernel and you'll find that the problem you
envision doesn't exist.

Jens Axboe

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