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| author | Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> | 2019-11-14 14:15:11 -0600 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-02-05 15:17:42 +0100 |
| commit | 2de9d0ccd0fea32fc6a684f3f22496967ed608bc (patch) | |
| tree | 6931844b890838569f86f4ff5a759da81cce0da7 /arch/x86/include/asm/kvm_host.h | |
| parent | ef8efd7a15bb7147a4ffb09758a6bd25d744a14e (diff) | |
| download | lwn-2de9d0ccd0fea32fc6a684f3f22496967ed608bc.tar.gz lwn-2de9d0ccd0fea32fc6a684f3f22496967ed608bc.zip | |
kvm: x86: Introduce x86 ops hook for pre-update APICv
AMD SVM AVIC needs to update APIC backing page mapping before changing
APICv mode. Introduce struct kvm_x86_ops.pre_update_apicv_exec_ctrl
function hook to be called prior KVM APICv update request to each vcpu.
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_host.h')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 81c41bfb0a5f..19a7d0d3a5fa 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -1124,6 +1124,7 @@ struct kvm_x86_ops { void (*enable_irq_window)(struct kvm_vcpu *vcpu); void (*update_cr8_intercept)(struct kvm_vcpu *vcpu, int tpr, int irr); bool (*check_apicv_inhibit_reasons)(ulong bit); + void (*pre_update_apicv_exec_ctrl)(struct kvm *kvm, bool activate); void (*refresh_apicv_exec_ctrl)(struct kvm_vcpu *vcpu); void (*hwapic_irr_update)(struct kvm_vcpu *vcpu, int max_irr); void (*hwapic_isr_update)(struct kvm_vcpu *vcpu, int isr); |