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SubjectRe: [RFC, PATCH] cfq-iosched: remove redundant queuing detection code
On Tue, Nov 10 2009, Corrado Zoccolo wrote:
> The core block layer already has code to detect presence of command
> queuing devices. We convert cfq to use that instead of re-doing the
> computation.

There's is the major difference that the CFQ variant is dynamic and the
block layer one is not. This change came from Aaron some time ago IIRC,
see commit 45333d5. It's a bit of a chicken and egg problem.

--
Jens Axboe



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