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authorYang Zhang <yang.z.zhang@Intel.com>2013-04-11 15:21:37 +0400
committerMarcelo Tosatti <mtosatti@redhat.com>2013-04-16 06:20:34 +0400
commitb4f2225c07dd4d8eef7aa7f5b36a3b72c3cbbe5b (patch)
tree47cecd1a3cec51c6dee70e8558aa749b744ca0e9 /virt/kvm/irq_comm.c
parent8dc6aade5bdc9d436d4ab8328cb15f0adbbc47bf (diff)
downloadlinux-b4f2225c07dd4d8eef7aa7f5b36a3b72c3cbbe5b.tar.xz
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>
Diffstat (limited to 'virt/kvm/irq_comm.c')
-rw-r--r--virt/kvm/irq_comm.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/virt/kvm/irq_comm.c b/virt/kvm/irq_comm.c
index e9073cf4d040..2f07d2e59a2d 100644
--- a/virt/kvm/irq_comm.c
+++ b/virt/kvm/irq_comm.c
@@ -63,7 +63,7 @@ inline static bool kvm_is_dm_lowest_prio(struct kvm_lapic_irq *irq)
}
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 @@ int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
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 @@ int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
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 @@ int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
}
if (lowest)
- r = kvm_apic_set_irq(lowest, irq);
+ r = kvm_apic_set_irq(lowest, irq, dest_map);
return r;
}
@@ -130,7 +130,7 @@ int kvm_set_msi(struct kvm_kernel_irq_routing_entry *e,
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 @@ static int kvm_set_msi_inatomic(struct kvm_kernel_irq_routing_entry *e,
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;