KVM: x86/mmu: Expand on the comment in kvm_vcpu_ad_need_write_protect()

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Expand the comment about need to use write-protection for nested EPT
when PML is enabled to clarify that the tagging is a nop when PML is
_not_ enabled.  Without the clarification, omitting the PML check looks
wrong at first^Wfifth glance.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210213005015.1651772-8-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Sean Christopherson 2021-02-12 16:50:08 -08:00 • committed by Paolo Bonzini

parent c3bb9a2083

commit 2855f98265

1 changed files with 4 additions and 1 deletions

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arch/x86/kvm/mmu/mmu_internal.h

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