From 169c62e33ea1dbadc8d2fbc3d4880e63caa4d6ab Mon Sep 17 00:00:00 2001
From: Sheng Yang <[EMAIL PROTECTED]>
Date: Fri, 25 Apr 2008 21:44:42 +0800
Subject: [PATCH 5/8] KVM: MMU: Remove #ifdef CONFIG_X86_64 to support 4 level
EPT
Currently EPT level is 4 for both PAE and 32e. The patch remove the #ifdef
for alloc root_hpa and free root_hpa to support EPT.
Signed-off-by: Sheng Yang <[EMAIL PROTECTED]>
---
arch/x86/kvm/mmu.c | 4 ----
1 files changed, 0 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index c28a36b..3dbedf1 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1233,7 +1233,6 @@ static void mmu_free_roots(struct kvm_vcpu *vcpu)
if (!VALID_PAGE(vcpu->arch.mmu.root_hpa))
return;
spin_lock(&vcpu->kvm->mmu_lock);
-#ifdef CONFIG_X86_64
if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->arch.mmu.root_hpa;
@@ -1245,7 +1244,6 @@ static void mmu_free_roots(struct kvm_vcpu *vcpu)
spin_unlock(&vcpu->kvm->mmu_lock);
return;
}
-#endif
for (i = 0; i < 4; ++i) {
hpa_t root = vcpu->arch.mmu.pae_root[i];
@@ -1271,7 +1269,6 @@ static void mmu_alloc_roots(struct kvm_vcpu *vcpu)
root_gfn = vcpu->arch.cr3 >> PAGE_SHIFT;
-#ifdef CONFIG_X86_64
if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->arch.mmu.root_hpa;
@@ -1286,7 +1283,6 @@ static void mmu_alloc_roots(struct kvm_vcpu *vcpu)
vcpu->arch.mmu.root_hpa = root;
return;
}
-#endif
metaphysical = !is_paging(vcpu);
if (tdp_enabled)
metaphysical = 1;
--
1.5.4.5
From 169c62e33ea1dbadc8d2fbc3d4880e63caa4d6ab Mon Sep 17 00:00:00 2001
From: Sheng Yang <[EMAIL PROTECTED]>
Date: Fri, 25 Apr 2008 21:44:42 +0800
Subject: [PATCH 5/8] KVM: MMU: Remove #ifdef CONFIG_X86_64 to support 4 level EPT
Currently EPT level is 4 for both PAE and 32e. The patch remove the #ifdef
for alloc root_hpa and free root_hpa to support EPT.
Signed-off-by: Sheng Yang <[EMAIL PROTECTED]>
---
arch/x86/kvm/mmu.c | 4 ----
1 files changed, 0 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index c28a36b..3dbedf1 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1233,7 +1233,6 @@ static void mmu_free_roots(struct kvm_vcpu *vcpu)
if (!VALID_PAGE(vcpu->arch.mmu.root_hpa))
return;
spin_lock(&vcpu->kvm->mmu_lock);
-#ifdef CONFIG_X86_64
if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->arch.mmu.root_hpa;
@@ -1245,7 +1244,6 @@ static void mmu_free_roots(struct kvm_vcpu *vcpu)
spin_unlock(&vcpu->kvm->mmu_lock);
return;
}
-#endif
for (i = 0; i < 4; ++i) {
hpa_t root = vcpu->arch.mmu.pae_root[i];
@@ -1271,7 +1269,6 @@ static void mmu_alloc_roots(struct kvm_vcpu *vcpu)
root_gfn = vcpu->arch.cr3 >> PAGE_SHIFT;
-#ifdef CONFIG_X86_64
if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->arch.mmu.root_hpa;
@@ -1286,7 +1283,6 @@ static void mmu_alloc_roots(struct kvm_vcpu *vcpu)
vcpu->arch.mmu.root_hpa = root;
return;
}
-#endif
metaphysical = !is_paging(vcpu);
if (tdp_enabled)
metaphysical = 1;
--
1.5.4.5
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