_iommufd_object_alloc
struct iommufd_object *_iommufd_object_alloc(struct iommufd_ctx *ictx,
container_of(_iommufd_object_alloc( \
new_obj = _iommufd_object_alloc(ucmd->ictx, size, type);
vdev = (struct iommufd_vdevice *)_iommufd_object_alloc(