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SubjectRe: [PATCH 25/40] autonuma: follow_page check for pte_numa/pmd_numa
On 06/28/2012 08:56 AM, Andrea Arcangeli wrote:
> Without this, follow_page wouldn't trigger the NUMA hinting faults.
>
> Signed-off-by: Andrea Arcangeli<aarcange@redhat.com>

follow_page is called from many different places, not just
the process itself. One example would be ksm.

Do you really want to trigger NUMA hinting faults when the
mm != current->mm, or is that magically prevented somewhere?

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