Messages in this thread | | | Date | Sun, 14 Sep 2008 15:29:52 +0200 | From | Ingo Molnar <> | Subject | Re: [patch 1/2] x86: track memtype for RAM in page struct |
| |
* Jeremy Fitzhardinge <jeremy@goop.org> wrote:
> Venkatesh Pallipadi wrote: > > From: Suresh Siddha <suresh.b.siddha@intel.com> > > Subject: [patch 1/2] x86: track memtype for RAM in page struct > > > > Track the memtype for RAM pages in page struct instead of using the memtype > > list. This avoids the explosion in the number of entries in memtype list > > (of the order of 20,000 with AGP) and makes the PAT tracking simpler. We are > > using PG_arch_1 bit in page->flags. > > > > Please define PG_arch_1 a proper name so that its easy to tell its > being used just by looking at page-flags.h.
it should be defined in include/asm-x86/page.h though, not in page-flags.h - other architectures are using this flag for other purposes.
Ingo
| |