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| author | Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> | 2022-05-19 13:27:01 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-06-24 19:50:17 +0300 |
| commit | 05c4fe8c1bd94c6f59a8b82cbd535b1aea55945f (patch) | |
| tree | 57932a561d09dde2f543e1db592ea95b12d45544 /arch/x86/kvm/svm/svm.h | |
| parent | 8fc9c7a3079e2d2e72dfb2f4e9bb2b1fc67f0ee6 (diff) | |
| download | linux-05c4fe8c1bd94c6f59a8b82cbd535b1aea55945f.tar.xz | |
KVM: SVM: Refresh AVIC configuration when changing APIC mode
AMD AVIC can support xAPIC and x2APIC virtualization,
which requires changing x2APIC bit VMCB and MSR intercepton
for x2APIC MSRs. Therefore, call avic_refresh_apicv_exec_ctrl()
to refresh configuration accordingly.
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Message-Id: <20220519102709.24125-10-suravee.suthikulpanit@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/svm/svm.h')
| -rw-r--r-- | arch/x86/kvm/svm/svm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h index 172c2a37e60e..6d89842853cf 100644 --- a/arch/x86/kvm/svm/svm.h +++ b/arch/x86/kvm/svm/svm.h @@ -634,6 +634,8 @@ void avic_vcpu_blocking(struct kvm_vcpu *vcpu); void avic_vcpu_unblocking(struct kvm_vcpu *vcpu); void avic_ring_doorbell(struct kvm_vcpu *vcpu); unsigned long avic_vcpu_get_apicv_inhibit_reasons(struct kvm_vcpu *vcpu); +void avic_set_virtual_apic_mode(struct kvm_vcpu *vcpu); + /* sev.c */ |