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| author | Joerg Roedel <joerg.roedel@amd.com> | 2010-12-03 11:45:56 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 11:30:33 +0200 |
| commit | 17a703cb14055c5dac7f34672d368c4d8f6ffe49 (patch) | |
| tree | 9352263f7e7f790b42cf560da34bddc4691531f7 /arch/x86/kvm/svm.c | |
| parent | 72214b9601f2b6c8343ea57b0e405f9da7a92d29 (diff) | |
| download | lwn-17a703cb14055c5dac7f34672d368c4d8f6ffe49.tar.gz lwn-17a703cb14055c5dac7f34672d368c4d8f6ffe49.zip | |
KVM: SVM: Add clean-bit for GDT and IDT
This patch implements the clean-bit for the base and limit
of the gdt and idt 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/svm.c')
| -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 e9224ca090a1..cbfb2ac8b4da 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -194,6 +194,7 @@ enum { VMCB_NPT, /* npt_en, nCR3, gPAT */ VMCB_CR, /* CR0, CR3, CR4, EFER */ VMCB_DR, /* DR6, DR7 */ + VMCB_DT, /* GDT, IDT */ VMCB_DIRTY_MAX, }; @@ -1304,6 +1305,7 @@ static void svm_set_idt(struct kvm_vcpu *vcpu, struct desc_ptr *dt) svm->vmcb->save.idtr.limit = dt->size; svm->vmcb->save.idtr.base = dt->address ; + mark_dirty(svm->vmcb, VMCB_DT); } static void svm_get_gdt(struct kvm_vcpu *vcpu, struct desc_ptr *dt) @@ -1320,6 +1322,7 @@ static void svm_set_gdt(struct kvm_vcpu *vcpu, struct desc_ptr *dt) svm->vmcb->save.gdtr.limit = dt->size; svm->vmcb->save.gdtr.base = dt->address ; + mark_dirty(svm->vmcb, VMCB_DT); } static void svm_decache_cr0_guest_bits(struct kvm_vcpu *vcpu) |