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    SubjectRe: [patch 20/20] Add apply_to_page_range() which applies a function to a pte range.
    On Thu, Apr 19, 2007 at 02:37:53PM -0700, Jeremy Fitzhardinge wrote:
    > Matt Mackall wrote:
    > > Haven't thought a huge amount about that. Perhaps it's best done with
    > > the level 3 callback?
    > >
    >
    > Level 2, I think, assuming you count the pte pages as level 1. I think
    > it can be dealt with, so long as it correctly skips level 1 callbacks
    > for superpages, and does the test after the level 2 callback has returned.

    I was counting from the top down.

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