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    SubjectRe: Race in new page migration code?
    On Sun, 15 Jan 2006, Hugh Dickins wrote:

    > On Sat, 14 Jan 2006, Christoph Lameter wrote:
    > >
    > > Also remove the WARN_ON since its now even possible that other actions of
    > > the VM move the pages into the LRU lists while we scan for pages to
    > > migrate.
    >
    > Good. And whether it's your or Nick's patch that goes in, please also
    > remove that PageReserved test which you recently put in check_pte_range.

    Zero pages are still marked reserved AFAIK. Why not check for it?

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