bus_create_file
error = bus_create_file(&pata_parport_bus_type, &bus_attr_new_device);
error = bus_create_file(&pata_parport_bus_type, &bus_attr_delete_device);
EXPORT_SYMBOL_GPL(bus_create_file);
retval = bus_create_file(bus, &bus_attr_drivers_probe);
retval = bus_create_file(bus, &bus_attr_drivers_autoprobe);
retval = bus_create_file(bus, &bus_attr_uevent);
return bus_create_file(&pci_bus_type,
int __must_check bus_create_file(const struct bus_type *bus, struct bus_attribute *attr);