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    SubjectRe: [patch 1/2] mm: dont clear PG_uptodate in invalidate_complete_page2()
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    On Mon, 7 Jul 2008, Nick Piggin wrote:
    > I don't know what became of this thread, but I agree with everyone else
    > you should not skip clearing PG_uptodate here. If nothing else, it
    > weakens some important assertions in the VM. But I agree that splice
    > should really try harder to work with it and we should be a little
    > careful about just changing things like this.

    Sure, that's why I rfc'ed.

    But I'd still like to know, what *are* those assumptions in the VM
    that would be weakened by this?

    Thanks,
    Miklos


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