From: Halil Pasic <pasic@xxxxxxxxxxxxxxxxxx>
HAS_ATTR is useful for determining the supported attributes; let's
implement it.
Signed-off-by: Halil Pasic <pasic@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>
Reviewed-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Signed-off-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>
---
arch/s390/kvm/interrupt.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index 84efc2b..4c2cdb2 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -2074,6 +2074,22 @@ static int flic_set_attr(struct kvm_device *dev, struct kvm_device_attr *attr)
return r;
}
+static int flic_has_attr(struct kvm_device *dev,
+ struct kvm_device_attr *attr)
+{
+ switch (attr->group) {
+ case KVM_DEV_FLIC_GET_ALL_IRQS:
+ case KVM_DEV_FLIC_ENQUEUE:
+ case KVM_DEV_FLIC_CLEAR_IRQS:
+ case KVM_DEV_FLIC_APF_ENABLE:
+ case KVM_DEV_FLIC_APF_DISABLE_WAIT:
+ case KVM_DEV_FLIC_ADAPTER_REGISTER:
+ case KVM_DEV_FLIC_ADAPTER_MODIFY:
+ return 0;
+ }
+ return -ENXIO;
+}
+
static int flic_create(struct kvm_device *dev, u32 type)
{
if (!dev)
@@ -2095,6 +2111,7 @@ struct kvm_device_ops kvm_flic_ops = {
.name = "kvm-flic",
.get_attr = flic_get_attr,
.set_attr = flic_set_attr,
+ .has_attr = flic_has_attr,
.create = flic_create,
.destroy = flic_destroy,
};
--
2.8.1
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