[Ocfs2-tools-devel] [PATCH 7/9] fsck.ocfs2: Fix feature bits, handle bad first journal.

[Mark Fasheh]

On Tue, Sep 09, 2008 at 05:57:14PM -0700, Joel Becker wrote:
> fsck.ocfs2 needs to make the feature bits consistent across all
> journals.
> 
> While we're there, we can fix the fact that fsck.ocfs2 implicitly trusts
> the first journal file.  If the first journal is corrupt, it exits and
> refuses to repair the filesystem.
> 
> Instead, we create a two-pass journal check scheme.  In the first pass,
> all journals are checked.  If we can find a sane disposition from one of
> them, we can then go about fixing all of them.
> 
> Included in this patch is fixing journal superblock feature bits.
> 
> Signed-off-by: Joel Becker <joel.becker at oracle.com>

This is a major improvement in our handling of journal corruptions. The
logic's a bit complicated, but I don't think that's really avoidable. I
wonder though, if we have any journal corruption tests around? Anyway,
clearly we want this, so:

Signed-off-by: Mark Fasheh <mfasheh at suse.com>
	-Mark

--
Mark Fasheh