linux-kernel - Re: [PATCH]cfq-iosched: don't take requests with long distence as close

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Message-ID: <4e5e476b1001070544w88a387dkfb48847f4f95a9b1@mail.gmail.com>
Date:	Thu, 7 Jan 2010 14:44:32 +0100
From:	Corrado Zoccolo <czoccolo@...il.com>
To:	Jeff Moyer <jmoyer@...hat.com>
Cc:	Shaohua Li <shaohua.li@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"jens.axboe@...cle.com" <jens.axboe@...cle.com>,
	"Zhang, Yanmin" <yanmin.zhang@...el.com>
Subject: Re: [PATCH]cfq-iosched: don't take requests with long distence as 
	close

On Tue, Jan 5, 2010 at 10:16 PM, Jeff Moyer <jmoyer@...hat.com> wrote:
>
> For now, I'm leaning towards asking Jens to revert this.  It may still
> be worth making sure that we don't merge a seeky queue with a non-seeky
> queue.  I have a patch for that if folks are interested.
Jeff, can you send this patch to Yanmin, that is investigating a
regression apparently caused by excessive queue merge?

http://lkml.org/lkml/2010/1/4/194

Cheers,
Corrado
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