Xiao didn't find the nice cr0.wp=0 trick because it wasn't there, removed
accidentally by b70ccb0b3fd. Restore the trick and document it.
Avi Kivity (3):
KVM: MMU: Allow spte.w=1 for gpte.w=0 and cr0.wp=0 only in shadow
mode
KVM: MMU: Remove user access when allowing kernel access to gpte.w=0
page
KVM: MMU: Document cr0.wp emulation
Documentation/kvm/mmu.txt | 18 ++++++++++++++++++
arch/x86/kvm/mmu.c | 6 +++++-
2 files changed, 23 insertions(+), 1 deletions(-)
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