KVM_X86_OP(msr_filter_changed)
KVM_X86_OP(complete_emulated_msr)
KVM_X86_OP(vcpu_deliver_sipi_vector)
+KVM_X86_OP_OPTIONAL_RET0(vcpu_get_apicv_inhibit_reasons);
#undef KVM_X86_OP
#undef KVM_X86_OP_OPTIONAL
int (*complete_emulated_msr)(struct kvm_vcpu *vcpu, int err);
void (*vcpu_deliver_sipi_vector)(struct kvm_vcpu *vcpu, u8 vector);
+
+ /*
+ * Returns vCPU specific APICv inhibit reasons
+ */
+ unsigned long (*vcpu_get_apicv_inhibit_reasons)(struct kvm_vcpu *vcpu);
};
struct kvm_x86_nested_ops {
struct x86_exception *exception);
bool kvm_apicv_activated(struct kvm *kvm);
+bool kvm_vcpu_apicv_activated(struct kvm_vcpu *vcpu);
void kvm_vcpu_update_apicv(struct kvm_vcpu *vcpu);
void __kvm_set_or_clear_apicv_inhibit(struct kvm *kvm,
enum kvm_apicv_inhibit reason, bool set);
}
EXPORT_SYMBOL_GPL(kvm_apicv_activated);
+bool kvm_vcpu_apicv_activated(struct kvm_vcpu *vcpu)
+{
+ ulong vm_reasons = READ_ONCE(vcpu->kvm->arch.apicv_inhibit_reasons);
+ ulong vcpu_reasons = static_call(kvm_x86_vcpu_get_apicv_inhibit_reasons)(vcpu);
+
+ return (vm_reasons | vcpu_reasons) == 0;
+}
+EXPORT_SYMBOL_GPL(kvm_vcpu_apicv_activated);
static void set_or_clear_apicv_inhibit(unsigned long *inhibits,
enum kvm_apicv_inhibit reason, bool set)
down_read(&vcpu->kvm->arch.apicv_update_lock);
- activate = kvm_apicv_activated(vcpu->kvm);
+ activate = kvm_vcpu_apicv_activated(vcpu);
+
if (vcpu->arch.apicv_active == activate)
goto out;
* per-VM state, and responsing vCPUs must wait for the update
* to complete before servicing KVM_REQ_APICV_UPDATE.
*/
- WARN_ON_ONCE(kvm_apicv_activated(vcpu->kvm) != kvm_vcpu_apicv_active(vcpu));
+ WARN_ON_ONCE(kvm_vcpu_apicv_activated(vcpu) != kvm_vcpu_apicv_active(vcpu));
exit_fastpath = static_call(kvm_x86_vcpu_run)(vcpu);
if (likely(exit_fastpath != EXIT_FASTPATH_REENTER_GUEST))