59 static int backend_bus_id(char bus_id[XEN_BUS_ID_SIZE], const char *nodename)  in backend_bus_id()  argument
65 	type = strchr(nodename, '/');  in backend_bus_id()
73 	devid = strrchr(nodename, '/') + 1;  in backend_bus_id()
75 	err = xenbus_gather(XBT_NIL, nodename, "frontend-id", "%i", &domid,  in backend_bus_id()
117 	if (add_uevent_var(env, "XENBUS_PATH=%s", xdev->nodename))  in xenbus_uevent_backend()
138 	char *nodename;  in xenbus_probe_backend_unit()  local
141 	nodename = kasprintf(GFP_KERNEL, "%s/%s", dir, name);  in xenbus_probe_backend_unit()
142 	if (!nodename)  in xenbus_probe_backend_unit()
145 	DPRINTK("%s\n", nodename);  in xenbus_probe_backend_unit()
147 	err = xenbus_probe_node(bus, type, nodename);  in xenbus_probe_backend_unit()
148 	kfree(nodename);  in xenbus_probe_backend_unit()
156 	char *nodename;  in xenbus_probe_backend()  local
163 	nodename = kasprintf(GFP_KERNEL, "%s/%s/%s", bus->root, type, domid);  in xenbus_probe_backend()
164 	if (!nodename)  in xenbus_probe_backend()
167 	dir = xenbus_directory(XBT_NIL, nodename, "", &dir_n);  in xenbus_probe_backend()
169 		kfree(nodename);  in xenbus_probe_backend()
174 		err = xenbus_probe_backend_unit(bus, nodename, type, dir[i]);  in xenbus_probe_backend()
179 	kfree(nodename);  in xenbus_probe_backend()
232 	return !!xenbus_read_unsigned(dev->nodename, "online", 0);  in xenbus_dev_is_online()