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    SubjectRe: [PATCH] ppc64: Fix possible race with set_pte on a present PTE

    > Well, the original scenario triggering that from userland is, imho, so
    > broken, that we may just not care losing that dirty bit ... Oh well :)
    > Anyway, apply my patch. If pte is not present, this will have no effect,
    > if it is, it makes sure we never leave a stale HPTE in the hash, which
    > is fatal in far worse ways.

    Hrm... Or maybe I should just do in set_pte something like


    That would make me sleep better ;)


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