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));