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To: Alexandre Oliva <oliva@gnu.org>
From: Chris Mason <clmason@fusionio.com>
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Message-ID: <20130329113532.17260.20870@localhost.localdomain>
Subject: Re: corruption of active mmapped files in btrfs snapshots
Date: Fri, 29 Mar 2013 07:35:32 -0400
Sender: linux-btrfs-owner@vger.kernel.org
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Quoting Alexandre Oliva (2013-03-29 05:56:06)
> On Mar 25, 2013, Chris Mason <chris.mason@fusionio.com> wrote:
> 
> > This patch changes our compression code to call clear_page_dirty_for_io
> > before we compress, and then redirty the pages if the compression fails.
> 
> > Alexandre, many thanks for tracking this down into a well defined use
> > case. 
> 
> Thanks for the patch, it's run flawlessly since I started gradually
> rolling it out onto my ceph OSDs on Monday!  Ship it! :-)

Awesome, it's in my for-linus and will go out to Linus today.

-chris