Re: [RFC][patch 0/2] mm: remove PageReserved

Nigel Cunningham
2005-08-09T04:39:52Z

Hi.

On Tue, 2005-08-09 at 07:09, Daniel Phillips wrote:
> > It doesn't look like they'll be able to easily free up a page
> > flag for 2 reasons. First, PageReserved will probably be kept
> > around for at least one release. Second, swsusp and some arch
> > code (ioremap) wants to know about struct pages that don't point
> > to valid RAM - currently they use PageReserved, but we'll probably
> > just introduce a PageValidRAM or something when PageReserved goes.

Changing the e820 code so it sets PageNosave instead of PageReserved,
along with a couple of modifications in swsusp itself should get rid of
the swsusp dependency.

Regards,

Nigel
--
Evolution.
Enumerate the requirements.
Consider the interdependencies.
Calculate the probabilities.