linux-ext4 - Re: [PATCH v2] Don't report uninit extents past EOF invalid

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Message-ID: <20130909145341.GI6059@thunk.org>
Date:	Mon, 9 Sep 2013 10:53:41 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	Eric Whitney <enwlinux@...il.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH v2] Don't report uninit extents past EOF invalid

On Wed, Aug 14, 2013 at 02:30:07PM -0400, Eric Whitney wrote:
> Commit d3f32c2db8 introduced a regression that caused e2fsck failures
> in xfstests generic 013, 070, 083, 091, and 263.  Uninitialized
> extents created by fallocate() at the end of file with the
> FALLOC_FL_KEEP_SIZE flag were identified as invalid.  However,
> because the file size is not increased when FALLOC_FL_KEEP_SIZE is
> used, uninitialized extents can correctly contain blocks located past
> the end of file.
> 
> Fix this by filtering out possible invalid extents if they are
> uninitialized and extend past the block containing the end of file.
> 
> Signed-off-by: Eric Whitney <enwlinux@...il.com>

Applied, thanks.

					- Ted
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