summaryrefslogtreecommitdiff
path: root/arch/x86/kvm
diff options
context:
space:
mode:
authorJoerg Roedel <joerg.roedel@amd.com>2010-12-03 10:45:53 (GMT)
committerAvi Kivity <avi@redhat.com>2011-01-12 09:30:29 (GMT)
commitb2747166dc315b31281fb659a5b8938873d5f1d7 (patch)
tree821bf8d2b1fb1acb3a3254e0e3866522a6d171ae /arch/x86/kvm
parentdecdbf6a4c4f5cf14343946031aff24ff815c909 (diff)
downloadlinux-fsl-qoriq-b2747166dc315b31281fb659a5b8938873d5f1d7.tar.xz
KVM: SVM: Add clean-bit for NPT state
This patch implements the clean-bit for all nested paging related state in the vmcb. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/svm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 748569e..5038201 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -191,6 +191,7 @@ enum {
VMCB_PERM_MAP, /* IOPM Base and MSRPM Base */
VMCB_ASID, /* ASID */
VMCB_INTR, /* int_ctl, int_vector */
+ VMCB_NPT, /* npt_en, nCR3, gPAT */
VMCB_DIRTY_MAX,
};
@@ -1749,6 +1750,7 @@ static void nested_svm_set_tdp_cr3(struct kvm_vcpu *vcpu,
struct vcpu_svm *svm = to_svm(vcpu);
svm->vmcb->control.nested_cr3 = root;
+ mark_dirty(svm->vmcb, VMCB_NPT);
force_new_asid(vcpu);
}
@@ -3555,6 +3557,7 @@ static void set_tdp_cr3(struct kvm_vcpu *vcpu, unsigned long root)
struct vcpu_svm *svm = to_svm(vcpu);
svm->vmcb->control.nested_cr3 = root;
+ mark_dirty(svm->vmcb, VMCB_NPT);
/* Also sync guest cr3 here in case we live migrate */
svm->vmcb->save.cr3 = vcpu->arch.cr3;