diff options
Diffstat (limited to 'arch/x86/kvm')
| -rw-r--r-- | arch/x86/kvm/lapic.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 3f7613dab2b5..359fe58689d2 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -2582,9 +2582,6 @@ static void __kvm_apic_set_base(struct kvm_vcpu *vcpu, u64 value) u64 old_value = vcpu->arch.apic_base; struct kvm_lapic *apic = vcpu->arch.apic; - if (old_value == value) - return; - vcpu->arch.apic_base = value; if ((old_value ^ value) & MSR_IA32_APICBASE_ENABLE) @@ -2632,6 +2629,10 @@ int kvm_apic_set_base(struct kvm_vcpu *vcpu, u64 value, bool host_initiated) { enum lapic_mode old_mode = kvm_get_apic_mode(vcpu); enum lapic_mode new_mode = kvm_apic_mode(value); + + if (vcpu->arch.apic_base == value) + return 0; + u64 reserved_bits = kvm_vcpu_reserved_gpa_bits_raw(vcpu) | 0x2ff | (guest_cpuid_has(vcpu, X86_FEATURE_X2APIC) ? 0 : X2APIC_ENABLE); |