60 	devpath = xenbus_read(XBT_NIL, dev->nodename, "dev", NULL);  in blkback_name()
565 	err = xenbus_printf(xbt, dev->nodename, "feature-flush-cache",  in xen_blkbk_flush_diskcache()
582 	if (!xenbus_read_unsigned(dev->nodename, "discard-enable", 1))  in xen_blkbk_discard()
586 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
593 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
602 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
610 	err = xenbus_printf(xbt, dev->nodename, "feature-discard",  in xen_blkbk_discard()
622 	err = xenbus_printf(xbt, dev->nodename, "feature-barrier",  in xen_blkbk_barrier()
661 	err = xenbus_printf(XBT_NIL, dev->nodename,  in xen_blkbk_probe()
667 			 dev->nodename, err);  in xen_blkbk_probe()
670 	err = xenbus_printf(XBT_NIL, dev->nodename,  in xen_blkbk_probe()
679 				   "%s/%s", dev->nodename, "physical-device");  in xen_blkbk_probe()
683 	err = xenbus_printf(XBT_NIL, dev->nodename, "max-ring-page-order", "%u",  in xen_blkbk_probe()
720 	err = xenbus_scanf(XBT_NIL, dev->nodename, "physical-device", "%x:%x",  in backend_changed()
742 	be->mode = xenbus_read(XBT_NIL, dev->nodename, "mode", NULL);  in backend_changed()
805 			pr_info("%s: prepare for reconnect\n", dev->nodename);  in frontend_changed()
914 	err = xenbus_printf(xbt, dev->nodename, "feature-persistent", "%u",  in connect()
918 				 dev->nodename);  in connect()
922 	err = xenbus_printf(xbt, dev->nodename, "sectors", "%llu",  in connect()
926 				 dev->nodename);  in connect()
931 	err = xenbus_printf(xbt, dev->nodename, "info", "%u",  in connect()
936 				 dev->nodename);  in connect()
939 	err = xenbus_printf(xbt, dev->nodename, "sector-size", "%lu",  in connect()
944 				 dev->nodename);  in connect()
947 	err = xenbus_printf(xbt, dev->nodename, "physical-sector-size", "%u",  in connect()
951 				 dev->nodename);  in connect()
962 				 dev->nodename);  in connect()
1126 	pr_info("%s: using %d queues, protocol %d (%s) %s\n", dev->nodename,  in connect_ring()