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    SubjectRe: [PATCH 09/13] KVM: MMU: get expected spte out of mmu-lock
    On 04/09/2012 04:16 PM, Takuya Yoshikawa wrote:
    > On Mon, 09 Apr 2012 15:28:47 +0300
    > Avi Kivity <avi@redhat.com> wrote:
    >
    > > Ah, so it's protecting two paths at the same time: rmap.write_protect ->
    > > fast page fault, and lock(sptep) -> write protect.
    > >
    > > The whole thing needs to be documented very carefully in locking.txt,
    > > otherwise mmu.c will be write-protected to everyone except you.
    >
    > Before changing mmu_lock usage, better describe it in locking.txt.
    >
    > I guess from mmu.c git history, it is already restricted to a few
    > people who can describe that.

    It's getting harder and harder, yes.

    --
    error compiling committee.c: too many arguments to function



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