KVM: x86/mmu: Add separate helper for shadow NPT root page role calc

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Refactor the shadow NPT role calculation into a separate helper to
better differentiate it from the non-nested shadow MMU, e.g. the NPT
variant is never direct and derives its root level from the TDP level.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Message-Id: <20200716034122.5998-3-sean.j.christopherson@intel.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Sean Christopherson 2020-07-15 20:41:15 -07:00 • committed by Paolo Bonzini

parent f291a358e0

commit 59505b55aa

1 changed files with 25 additions and 5 deletions

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arch/x86/kvm/mmu/mmu.c

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