KVM: MMU: Disassociate direct maps from guest levels

Commit Message

Avi Kivity March 14, 2010, 8:22 a.m. UTC

None

Patch

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index b137515..a984bc1 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1328,6 +1328,8 @@  static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
 	role = vcpu->arch.mmu.base_role;
 	role.level = level;
 	role.direct = direct;
+	if (role.direct)
+		role.glevels = 0;
 	role.access = access;
 	if (vcpu->arch.mmu.root_level <= PT32_ROOT_LEVEL) {
 		quadrant = gaddr >> (PAGE_SHIFT + (PT64_PT_BITS * level));