KVM: Return destination vcpu on interrupt injection
Add a new parameter to know vcpus who received the interrupt.
Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com>
Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
diff --git a/virt/kvm/irq_comm.c b/virt/kvm/irq_comm.c
index e9073cf..2f07d2e 100644
--- a/virt/kvm/irq_comm.c
+++ b/virt/kvm/irq_comm.c
@@ -63,7 +63,7 @@
}
int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
- struct kvm_lapic_irq *irq)
+ struct kvm_lapic_irq *irq, unsigned long *dest_map)
{
int i, r = -1;
struct kvm_vcpu *vcpu, *lowest = NULL;
@@ -74,7 +74,7 @@
irq->delivery_mode = APIC_DM_FIXED;
}
- if (kvm_irq_delivery_to_apic_fast(kvm, src, irq, &r))
+ if (kvm_irq_delivery_to_apic_fast(kvm, src, irq, &r, dest_map))
return r;
kvm_for_each_vcpu(i, vcpu, kvm) {
@@ -88,7 +88,7 @@
if (!kvm_is_dm_lowest_prio(irq)) {
if (r < 0)
r = 0;
- r += kvm_apic_set_irq(vcpu, irq);
+ r += kvm_apic_set_irq(vcpu, irq, dest_map);
} else if (kvm_lapic_enabled(vcpu)) {
if (!lowest)
lowest = vcpu;
@@ -98,7 +98,7 @@
}
if (lowest)
- r = kvm_apic_set_irq(lowest, irq);
+ r = kvm_apic_set_irq(lowest, irq, dest_map);
return r;
}
@@ -130,7 +130,7 @@
kvm_set_msi_irq(e, &irq);
- return kvm_irq_delivery_to_apic(kvm, NULL, &irq);
+ return kvm_irq_delivery_to_apic(kvm, NULL, &irq, NULL);
}
@@ -142,7 +142,7 @@
kvm_set_msi_irq(e, &irq);
- if (kvm_irq_delivery_to_apic_fast(kvm, NULL, &irq, &r))
+ if (kvm_irq_delivery_to_apic_fast(kvm, NULL, &irq, &r, NULL))
return r;
else
return -EWOULDBLOCK;