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    SubjectRe: [PATCH] mmu_notifier, kvm: Introduce dirty bit tracking in spte and mmu notifier to help KSM dirty bit tracking

    > If we don't flush the smp tlb don't we risk that we'll insert pages in
    > the unstable tree that are volatile just because the dirty bit didn't
    > get set again on the spte?

    Yes, this is the trade off we take, the unstable tree will be flushed
    anyway -
    so this is nothing that won`t be recovered very soon after it happen...

    and most of the chances the tlb will be flushed before ksm get there anyway
    (specially for heavily modified page, that we don`t want in the unstable

     \ /
      Last update: 2011-06-22 17:21    [W:0.018 / U:8.712 seconds]
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