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Diffstat (limited to 'arch/x86/kvm/x86.c')
-rw-r--r--arch/x86/kvm/x86.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 9d068966fb2a..6651dbf58675 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1913,7 +1913,8 @@ static void kvm_vcpu_ioctl_x86_get_vcpu_events(struct kvm_vcpu *vcpu,
events->sipi_vector = vcpu->arch.sipi_vector;
- events->flags = 0;
+ events->flags = (KVM_VCPUEVENT_VALID_NMI_PENDING
+ | KVM_VCPUEVENT_VALID_SIPI_VECTOR);
vcpu_put(vcpu);
}
@@ -1921,7 +1922,8 @@ static void kvm_vcpu_ioctl_x86_get_vcpu_events(struct kvm_vcpu *vcpu,
static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu,
struct kvm_vcpu_events *events)
{
- if (events->flags)
+ if (events->flags & ~(KVM_VCPUEVENT_VALID_NMI_PENDING
+ | KVM_VCPUEVENT_VALID_SIPI_VECTOR))
return -EINVAL;
vcpu_load(vcpu);
@@ -1938,10 +1940,12 @@ static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu,
kvm_pic_clear_isr_ack(vcpu->kvm);
vcpu->arch.nmi_injected = events->nmi.injected;
- vcpu->arch.nmi_pending = events->nmi.pending;
+ if (events->flags & KVM_VCPUEVENT_VALID_NMI_PENDING)
+ vcpu->arch.nmi_pending = events->nmi.pending;
kvm_x86_ops->set_nmi_mask(vcpu, events->nmi.masked);
- vcpu->arch.sipi_vector = events->sipi_vector;
+ if (events->flags & KVM_VCPUEVENT_VALID_SIPI_VECTOR)
+ vcpu->arch.sipi_vector = events->sipi_vector;
vcpu_put(vcpu);