> So this is really the biggest question in my mind. When we kicked this > around in the patchwork meeting several weeks ago I got the impression > Robin had a correctness concern with this code. Robin, do you remember > what had you worried?
Unfortunately I haven't managed to get back to this in weeks now. I vaguely recall that it was something related to "changed" as well but it looks you have that covered already. I'd say let's go ahead with that fixed. -- Regards Robin