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| author | Joerg Roedel <joerg.roedel@amd.com> | 2010-12-03 11:45:53 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 11:30:29 +0200 |
| commit | b2747166dc315b31281fb659a5b8938873d5f1d7 (patch) | |
| tree | 821bf8d2b1fb1acb3a3254e0e3866522a6d171ae /arch | |
| parent | decdbf6a4c4f5cf14343946031aff24ff815c909 (diff) | |
| download | linux-3.10-b2747166dc315b31281fb659a5b8938873d5f1d7.tar.gz linux-3.10-b2747166dc315b31281fb659a5b8938873d5f1d7.tar.bz2 linux-3.10-b2747166dc315b31281fb659a5b8938873d5f1d7.zip | |
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')
| -rw-r--r-- | arch/x86/kvm/svm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 748569ef850..5038201d6f3 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; |