Re: [PATCH 05/40] autonuma: define _PAGE_NUMA_PTE and _PAGE_NUMA_PMD

[Andrea Arcangeli]

Hi Rik,

On Fri, Jun 29, 2012 at 10:26:39AM -0400, Rik van Riel wrote:
> On 06/28/2012 08:55 AM, Andrea Arcangeli wrote:
> 
> > +/*
> > + * Cannot be set on pte. The fact it's in between _PAGE_FILE and
> > + * _PAGE_PROTNONE avoids having to alter the swp entries.
> > + */
> > +#define _PAGE_NUMA_PTE	_PAGE_PSE
> > +/*
> > + * Cannot be set on pmd, if transparent hugepages will be swapped out
> > + * the swap entry offset must start above it.
> > + */
> > +#define _PAGE_NUMA_PMD	_PAGE_UNUSED2
> 
> Those comments only tell us what the flags can NOT be
> used for, not what they are actually used for.

You can find an updated version of the comments here:

http://git.kernel.org/?p=linux/kernel/git/andrea/aa.git;a=commitdiff;h=927ca960d78fefe6fa6aaa260a5b35496abafec5

Thanks for all the feedback, I didn't reply immediately but I'm
handling all the feedback and many more bits have been improved
already in the autonuma branch. I will post them separately for
further review.
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