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    SubjectRe: [PATCH 3/6] KVM MMU: optimize/cleanup for marking parent unsync

    Avi Kivity wrote:
    > On 04/12/2010 11:02 AM, Xiao Guangrong wrote:
    >> - 'vcpu' is not used while mark parent unsync, so remove it
    >> - if it has alread marked unsync, no need to walk it's parent
    > Please separate these two changes.
    > The optimization looks good. Perhaps it can be done even nicer using
    > mutually recursive functions (mmu_parent_walk calls mmu_parent_walk_fn
    > which calls mmu_parent_walk on the parent), but let's not change too
    > many things at a time.

    OK, i'll separate it in the next version


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