is_pci_gvt(struct pci_vdev *dev)
{
	if (dev == NULL || strncmp(dev->dev_ops->class_name, "pci-gvt",7))
		return 0;
	else
		return 1;
}
is_pci_gvt(struct pci_vdev *dev)
{
	if (dev == NULL || strncmp(dev->dev_ops->class_name, "pci-gvt",7))
		return 0;
	else
		return 1;
}