60 	devpath = xenbus_read(XBT_NIL, dev->nodename, "dev", NULL);  in blkback_name()
558 	err = xenbus_printf(xbt, dev->nodename, "feature-flush-cache",  in xen_blkbk_flush_diskcache()
574 	if (!xenbus_read_unsigned(dev->nodename, "discard-enable", 1))  in xen_blkbk_discard()
578 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
585 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
594 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
602 	err = xenbus_printf(xbt, dev->nodename, "feature-discard",  in xen_blkbk_discard()
614 	err = xenbus_printf(xbt, dev->nodename, "feature-barrier",  in xen_blkbk_barrier()
653 	err = xenbus_printf(XBT_NIL, dev->nodename,  in xen_blkbk_probe()
659 			 dev->nodename, err);  in xen_blkbk_probe()
662 	err = xenbus_printf(XBT_NIL, dev->nodename,  in xen_blkbk_probe()
672 				   "%s/%s", dev->nodename, "physical-device");  in xen_blkbk_probe()
676 	err = xenbus_printf(XBT_NIL, dev->nodename, "max-ring-page-order", "%u",  in xen_blkbk_probe()
713 	err = xenbus_scanf(XBT_NIL, dev->nodename, "physical-device", "%x:%x",  in backend_changed()
735 	be->mode = xenbus_read(XBT_NIL, dev->nodename, "mode", NULL);  in backend_changed()
798 			pr_info("%s: prepare for reconnect\n", dev->nodename);  in frontend_changed()
907 	err = xenbus_printf(xbt, dev->nodename, "feature-persistent", "%u",  in connect()
911 				 dev->nodename);  in connect()
915 	err = xenbus_printf(xbt, dev->nodename, "sectors", "%llu",  in connect()
919 				 dev->nodename);  in connect()
924 	err = xenbus_printf(xbt, dev->nodename, "info", "%u",  in connect()
929 				 dev->nodename);  in connect()
932 	err = xenbus_printf(xbt, dev->nodename, "sector-size", "%lu",  in connect()
937 				 dev->nodename);  in connect()
940 	err = xenbus_printf(xbt, dev->nodename, "physical-sector-size", "%u",  in connect()
945 				 dev->nodename);  in connect()
956 				 dev->nodename);  in connect()
1112 	pr_info("%s: using %d queues, protocol %d (%s) %s\n", dev->nodename,  in connect_ring()