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Diffstat (limited to '')
| -rw-r--r-- | arch/x86/kvm/svm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index a849dcb7fbc5..a9e553a1317f 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -2024,7 +2024,11 @@ static void avic_vcpu_load(struct kvm_vcpu *vcpu, int cpu) if (!kvm_vcpu_apicv_active(vcpu)) return; - if (WARN_ON(h_physical_id >= AVIC_MAX_PHYSICAL_ID_COUNT)) + /* + * Since the host physical APIC id is 8 bits, + * we can support host APIC ID upto 255. + */ + if (WARN_ON(h_physical_id > AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK)) return; entry = READ_ONCE(*(svm->avic_physical_id_cache)); |