68 	devpath = xenbus_read(XBT_NIL, dev->nodename, "dev", NULL);  in blkback_name()
533 	err = xenbus_printf(xbt, dev->nodename, "feature-flush-cache",  in xen_blkbk_flush_diskcache()
550 	if (!xenbus_read_unsigned(dev->nodename, "discard-enable", 1))  in xen_blkbk_discard()
554 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
561 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
570 		err = xenbus_printf(xbt, dev->nodename,  in xen_blkbk_discard()
578 	err = xenbus_printf(xbt, dev->nodename, "feature-discard",  in xen_blkbk_discard()
589 	err = xenbus_printf(xbt, dev->nodename, "feature-barrier",  in xen_blkbk_barrier()
628 	err = xenbus_printf(XBT_NIL, dev->nodename,  in xen_blkbk_probe()
634 			 dev->nodename, err);  in xen_blkbk_probe()
637 	err = xenbus_printf(XBT_NIL, dev->nodename,  in xen_blkbk_probe()
646 				   "%s/%s", dev->nodename, "physical-device");  in xen_blkbk_probe()
650 	err = xenbus_printf(XBT_NIL, dev->nodename, "max-ring-page-order", "%u",  in xen_blkbk_probe()
688 	err = xenbus_scanf(XBT_NIL, dev->nodename, "physical-device", "%x:%x",  in backend_changed()
710 	be->mode = xenbus_read(XBT_NIL, dev->nodename, "mode", NULL);  in backend_changed()
774 			pr_info("%s: prepare for reconnect\n", dev->nodename);  in frontend_changed()
865 	err = xenbus_printf(xbt, dev->nodename, "feature-persistent", "%u", 1);  in connect()
868 				 dev->nodename);  in connect()
872 	err = xenbus_printf(xbt, dev->nodename, "sectors", "%llu",  in connect()
876 				 dev->nodename);  in connect()
881 	err = xenbus_printf(xbt, dev->nodename, "info", "%u",  in connect()
886 				 dev->nodename);  in connect()
889 	err = xenbus_printf(xbt, dev->nodename, "sector-size", "%lu",  in connect()
894 				 dev->nodename);  in connect()
897 	err = xenbus_printf(xbt, dev->nodename, "physical-sector-size", "%u",  in connect()
901 				 dev->nodename);  in connect()
912 				 dev->nodename);  in connect()
1074 	pr_info("%s: using %d queues, protocol %d (%s) %s\n", dev->nodename,  in connect_ring()