linux-ext4 - Re: [BUG] ext3: cannot unfreeze a filesystem due to a deadlock

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Message-ID: <20110907171728.GA11314@infradead.org>
Date:	Wed, 7 Sep 2011 13:17:28 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Greg Freemyer <greg.freemyer@...il.com>,
	Masayoshi MIZUMA <m.mizuma@...fujitsu.com>,
	Jan Kara <jack@...e.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andreas Dilger <adilger.kernel@...ger.ca>,
	linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [BUG] ext3: cannot unfreeze a filesystem due to a deadlock

On Wed, Sep 07, 2011 at 12:10:07PM -0500, Eric Sandeen wrote:
> > If you have recent enough xfsprogs that allow the freeze command
> > for foreign filesystems that might work. 
> 
> where "recent enough" is since Tue Feb 10 14:41:51 2009 -0600
> 
> I say go for it :)
> 
> Could always add a quick helper to make sure the xfs_io command
> doesn't fail on freeze, and _notrun if it does.

With the _notrun trick it could probably even claim generic fs
support.

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