KVM: VMX: clear vmx_x86_ops.sync_pir_to_irr if APICv is disabled

There is nothing to synchronize if APICv is disabled, since neither other vCPUs nor assigned devices can set PIR.ON. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
mariux64 · Nov 30, 2021 · e90e51d · e90e51d
1 parent c9d61dc
commit e90e51d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
@@ -7777,10 +7777,10 @@ static __init int hardware_setup(void)
 		ple_window_shrink = 0;
 	}
 
-	if (!cpu_has_vmx_apicv()) {
+	if (!cpu_has_vmx_apicv())
 		enable_apicv = 0;
+	if (!enable_apicv)
 		vmx_x86_ops.sync_pir_to_irr = NULL;
-	}
 
 	if (cpu_has_vmx_tsc_scaling()) {
 		kvm_has_tsc_control = true;