> On Tue, May 02, 2006 at 08:46:46PM +0200, Jan Kara wrote:
> > The patch was already in 2.6.16-rc3 but was dropped because of
> > problems with OCFS2. I've now tracked down the problem - OCFS2 relies on
> > the fact that buffer does not have journal_head if it is not on any
> > transaction's list. It assumes that if the buffer has buffer_jbd set,
> > then it is journaled and hence the node has uptodate data in the
> > buffer. My patch broke that assumption as in one path I forgot to call
> > journal_remove_journal_head() and hence I was leaving behind some
> > buffers not attached to any transaction but with journal_head. Now that
> > leak is fixed and OCFS2 seems to work fine also with my patch.
> Ahh, ok that makes sense and it definitely sounds like the type of thing
> that would cause OCFS2 to pick up stale data.
>
> > Andrew, could you please put the patch into -mm? Thanks.
> Without commenting any further on the patch, I can definitely offer up some
> more testing on my end should Andrew decide to pick this up.
Testing is always welcome :). Thanks. I did some basic one myself but
the more tests the better.
Honza
--
Jan Kara <[email protected]>
SuSE CR Labs
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