From fe460e7c9f88b050fa695d43103843d11fd65cfd Mon Sep 17 00:00:00 2001
From: Avi Kivity <avi@redhat.com>
Date: Tue, 31 Mar 2009 11:31:54 +0300
Subject: [PATCH] --- yaml --- r: 146519 b: refs/heads/master c:
 9645bb56b31a1b70ab9e470387b5264cafc04aa9 h: refs/heads/master i:   146517:
 23866a3084738bdca9bc5f57911e9f4a02434036   146515:
 1066f911c4c263bca67669592b311a7f78130968   146511:
 3d96f7de56b58da6e99d3958579a24abc4156264 v: v3

---
 [refs]                                | 2 +-
 trunk/arch/x86/include/asm/kvm_host.h | 1 +
 trunk/arch/x86/kvm/x86.c              | 3 +++
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 2c0dc37114ce..548238baa1ab 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 82725b20e22fb85377f61a16f6d0d5cfc28b45d3
+refs/heads/master: 9645bb56b31a1b70ab9e470387b5264cafc04aa9
diff --git a/trunk/arch/x86/include/asm/kvm_host.h b/trunk/arch/x86/include/asm/kvm_host.h
index 548b97d284d3..3fc46238476c 100644
--- a/trunk/arch/x86/include/asm/kvm_host.h
+++ b/trunk/arch/x86/include/asm/kvm_host.h
@@ -185,6 +185,7 @@ union kvm_mmu_page_role {
 		unsigned access:3;
 		unsigned invalid:1;
 		unsigned cr4_pge:1;
+		unsigned nxe:1;
 	};
 };
 
diff --git a/trunk/arch/x86/kvm/x86.c b/trunk/arch/x86/kvm/x86.c
index df866684bad1..007fadd62529 100644
--- a/trunk/arch/x86/kvm/x86.c
+++ b/trunk/arch/x86/kvm/x86.c
@@ -523,6 +523,9 @@ static void set_efer(struct kvm_vcpu *vcpu, u64 efer)
 	efer |= vcpu->arch.shadow_efer & EFER_LMA;
 
 	vcpu->arch.shadow_efer = efer;
+
+	vcpu->arch.mmu.base_role.nxe = (efer & EFER_NX) && !tdp_enabled;
+	kvm_mmu_reset_context(vcpu);
 }
 
 void kvm_enable_efer_bits(u64 mask)