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authorSheng Yang <sheng.yang@intel.com>2008-05-15 09:52:48 +0800
committerAvi Kivity <avi@qumranet.com>2008-07-20 12:42:25 +0300
commit3419ffc8e45a5344abc87684cbca6cdc5c9c8a01 (patch)
tree53d00e67ba8844800d1f73242ce42fad117f0eaf /virt/kvm/ioapic.c
parent50d40d7fb9b09e68a657c68837fcfa067b70cc42 (diff)
downloadlinux-linaro-3419ffc8e45a5344abc87684cbca6cdc5c9c8a01.tar.gz
KVM: IOAPIC/LAPIC: Enable NMI support
[avi: fix ia64 build breakage] Signed-off-by: Sheng Yang <sheng.yang@intel.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'virt/kvm/ioapic.c')
-rw-r--r--virt/kvm/ioapic.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index 44589088941..d0c668c6959 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -146,6 +146,11 @@ static int ioapic_inj_irq(struct kvm_ioapic *ioapic,
return kvm_apic_set_irq(vcpu, vector, trig_mode);
}
+static void ioapic_inj_nmi(struct kvm_vcpu *vcpu)
+{
+ kvm_inject_nmi(vcpu);
+}
+
static u32 ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
u8 dest_mode)
{
@@ -239,8 +244,19 @@ static int ioapic_deliver(struct kvm_ioapic *ioapic, int irq)
}
}
break;
-
- /* TODO: NMI */
+ case IOAPIC_NMI:
+ for (vcpu_id = 0; deliver_bitmask != 0; vcpu_id++) {
+ if (!(deliver_bitmask & (1 << vcpu_id)))
+ continue;
+ deliver_bitmask &= ~(1 << vcpu_id);
+ vcpu = ioapic->kvm->vcpus[vcpu_id];
+ if (vcpu)
+ ioapic_inj_nmi(vcpu);
+ else
+ ioapic_debug("NMI to vcpu %d failed\n",
+ vcpu->vcpu_id);
+ }
+ break;
default:
printk(KERN_WARNING "Unsupported delivery mode %d\n",
delivery_mode);