linux-ext4 - Re: [PATCH 1/2] ext4: Fix fs corruption when make_indexed

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Message-ID: <20110503151141.GC6462@thunk.org>
Date:	Tue, 3 May 2011 11:11:41 -0400
From:	Ted Ts'o <tytso@....edu>
To:	Jan Kara <jack@...e.cz>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 1/2] ext4: Fix fs corruption when make_indexed_dir()
 fails

On Fri, Apr 29, 2011 at 11:23:32PM +0200, Jan Kara wrote:
> When make_indexed_dir() fails (e.g. because of ENOSPC) after it has
> allocated block for index tree root, we did not properly mark all
> changed buffers dirty.  This lead to only some of these buffers
> being written out and thus effectively corrupting the directory.
> 
> Fix the issue by marking all changed data dirty even in the error
> failure case.
> 
> Signed-off-by: Jan Kara <jack@...e.cz>

Thanks, added to the ext4 tree.

					- Ted
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