On Tue 2006-07-11 01:59:41, Andrew Morton wrote:
> On Tue, 11 Jul 2006 10:34:15 +0200
> Pavel Machek <[email protected]> wrote:
>
> > Hi!
> >
> > > Clean up some loops over pfns for each zone in snapshot.c: reduce the number
> > > of additions to perform, rework detection of saveable pages and make the code
> > > a bit less difficult to understand, hopefully.
> >
> > Also remove the BUG_ON() so that you can solve Andrew's monster
> > machine problem.
>
> I don't understand your comment. I assume you're adding an explanation for
> the removal of:
>
> - BUG_ON(PageReserved(page) && PageNosave(page));
>
> from saveable_page().
Yes.
> But my emt64 test box is oopsing when touching a hole in the memory-map; it
> isn't going BUG() (any more than usual ;))
Well, it would go BUG() with patch Rafael has somewhere on the
disk. Next step is having pages both reserved and nosave, I believe.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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