KVM: MMU: Only enable cr4_pge role in shadow mode

Two dimensional paging is only confused by it.

Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 6fbc346033752132dccd2a5227c150078bc60bb4..19ccde621cd0303a9088a87603eb714b31a598d1 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -364,7 +364,7 @@ void kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
        }
        kvm_x86_ops->set_cr4(vcpu, cr4);
        vcpu->arch.cr4 = cr4;
-       vcpu->arch.mmu.base_role.cr4_pge = !!(cr4 & X86_CR4_PGE);
+       vcpu->arch.mmu.base_role.cr4_pge = (cr4 & X86_CR4_PGE) && !tdp_enabled;
        kvm_mmu_sync_global(vcpu);
        kvm_mmu_reset_context(vcpu);
 }