diff options
| -rw-r--r-- | arch/x86/kvm/lapic.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index e7f7fc632a9..344e7d36d0e 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1457,6 +1457,10 @@ void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value) apic->base_address = apic->vcpu->arch.apic_base & MSR_IA32_APICBASE_BASE; + if ((value & MSR_IA32_APICBASE_ENABLE) && + apic->base_address != APIC_DEFAULT_PHYS_BASE) + pr_warn_once("APIC base relocation is unsupported by KVM"); + /* with FSB delivery interrupt, we can restart APIC functionality */ apic_debug("apic base msr is 0x%016" PRIx64 ", and base address is " "0x%lx.\n", apic->vcpu->arch.apic_base, apic->base_address); |