linux-kernel - Re: [PATCH 0/2] cfq-iosched: fixing RQ

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Message-ID: <x49k4oq45fe.fsf@segfault.boston.devel.redhat.com>
Date:	Tue, 20 Jul 2010 10:02:45 -0400
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Corrado Zoccolo <czoccolo@...il.com>
Cc:	Vivek Goyal <vgoyal@...hat.com>, axboe@...nel.dk,
	Linux-Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] cfq-iosched: fixing RQ_NOIDLE handling.

Vivek Goyal <vgoyal@...hat.com> writes:

> On Mon, Jul 19, 2010 at 12:08:23PM -0400, Jeff Moyer wrote:
>> So, I'm still in favor of Corrado's approach.  Are there any remaining
>> dissenting opinions on this?
>
> Nope. I am fine with moving all WRITE_SYNC with RQ_NOIDLE to sync-noidle
> tree and also marking jbd writes as WRITE_SYNC. By bringing dependent
> threads on single service tree, we don't have to worry about slice
> yielding.
>
> Acked-by: Vivek Goyal <vgoyal@...hat.com>

Corrado, would you mind reposting the patches and adding:

Reviewed-by: Jeff Moyer <jmoyer@...hat.com>
Tested-by: Jeff Moyer <jmoyer@...hat.com>

Thanks!
Jeff
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