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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM fix from Paolo Bonzini:
 "Fix for a brown paper bag bug.  Thanks to Drew Jones for noticing"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  kvm: x86: fix apic_base enable check
Linus Torvalds 11 жил өмнө
parent
commit
8f211b6ccc
1 өөрчлөгдсөн 1 нэмэгдсэн , 1 устгасан
  1. 1 1
      arch/x86/kvm/lapic.c

+ 1 - 1
arch/x86/kvm/lapic.c

@@ -1355,7 +1355,7 @@ void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value)
 	vcpu->arch.apic_base = value;
 
 	/* update jump label if enable bit changes */
-	if ((vcpu->arch.apic_base ^ value) & MSR_IA32_APICBASE_ENABLE) {
+	if ((old_value ^ value) & MSR_IA32_APICBASE_ENABLE) {
 		if (value & MSR_IA32_APICBASE_ENABLE)
 			static_key_slow_dec_deferred(&apic_hw_disabled);
 		else