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Date: Tue, 10 Nov 2009 16:14:31 +0100 From: Jens Axboe <jens.axboe@...cle.com> To: Corrado Zoccolo <czoccolo@...il.com> Cc: Linux-Kernel <linux-kernel@...r.kernel.org>, Jeff Moyer <jmoyer@...hat.com>, aaronc@...ato.unsw.edu.au Subject: Re: [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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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