xenbus_register_frontend
ret = xenbus_register_frontend(&blkfront_driver);
return xenbus_register_frontend(&tpmfront_driver);
return xenbus_register_frontend(&xen_driver);
return xenbus_register_frontend(&xenkbd_driver);
return xenbus_register_frontend(&netfront_driver);
return xenbus_register_frontend(&xenpci_driver);
return xenbus_register_frontend(&scsifront_driver);
r = xenbus_register_frontend(&xencons_driver);
return xenbus_register_frontend(&xenhcd_driver);
return xenbus_register_frontend(&xenfb_driver);
return xenbus_register_frontend(&pvcalls_front_driver);
rc = xenbus_register_frontend(&xen_9pfs_front_driver);
return xenbus_register_frontend(&xen_driver);