AuxXxilium/linux_dsm_epyc7002
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KVM: x86: In DM_LOWEST, only deliver interrupts to vcpus with enabled LAPIC's

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Otherwise we might try to deliver a timer interrupt to a cpu that
can't possibly handle it.

Signed-off-by: Chris Lalancette <clalance@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Chris Lalancette 2010-06-16 17:11:13 -04:00 committed by Avi Kivity
parent e7dca5c0eb
commit aefd18f01e
1 changed files with 1 additions and 1 deletions
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2
virt/kvm/irq_comm.c
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@ -100,7 +100,7 @@ int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
if (r < 0) if (r < 0)
r = 0; r = 0;
r += kvm_apic_set_irq(vcpu, irq); r += kvm_apic_set_irq(vcpu, irq);
} else { } else if (kvm_lapic_enabled(vcpu)) {
if (!lowest) if (!lowest)
lowest = vcpu; lowest = vcpu;
else if (kvm_apic_compare_prio(vcpu, lowest) < 0) else if (kvm_apic_compare_prio(vcpu, lowest) < 0)