KVM: LAPIC: Prevent setting the tscdeadline timer if the lapic is hw disabled

Prevent setting the tscdeadline timer if the lapic is hw disabled.

Fixes: bce87cc (KVM: x86: consolidate different ways to test for in-kernel LAPIC)
Cc: <[email protected]>
Signed-off-by: Wanpeng Li <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>

Author: Wanpeng Li

arch/x86/kvm/lapic.c

@@ -2195,7 +2195,7 @@ void kvm_set_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu, u64 data)
 {
 	struct kvm_lapic *apic = vcpu->arch.apic;
 
-	if (!lapic_in_kernel(vcpu) || apic_lvtt_oneshot(apic) ||
+	if (!kvm_apic_present(vcpu) || apic_lvtt_oneshot(apic) ||
 			apic_lvtt_period(apic))
 		return;