linux-kernel - Re: [ext4] Multiple page-io submission (Option "mblk_io

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Message-ID: <20110209183816.GD9533@thunk.org>
Date:	Wed, 9 Feb 2011 13:38:16 -0500
From:	Ted Ts'o <tytso@....edu>
To:	sedat.dilek@...il.com
Cc:	Curt Wohlgemuth <curtw@...gle.com>, linux-ext4@...r.kernel.org,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [ext4] Multiple page-io submission (Option "mblk_io_submit")

On Tue, Feb 08, 2011 at 06:30:29PM +0100, Sedat Dilek wrote:
> Hi,
> 
> while looking at pending patches in ext4.git#{master, for_linus}, I
> saw "ext4: Fix data corruption with multi-block writepages support"
> which should fix [2] according to text in the commit-body.
> 
> Are you planning to turn on "multiple page-io submission" again by
> default (as is was disabled in "ext4: Turn off multiple page-io
> submission by default" [3])?

I'm planning on turning it on by default post 2.6.38, during the
2.6.39-rc1 merge window.  That's me being paranoid, since this is so
late in the -rc cycle for 2.6.38.

						- Ted
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