net/core/dev.c

274 	struct netdev_name_node *name_node;
276 	name_node = kmalloc_obj(*name_node);
277 	if (!name_node)
279 	INIT_HLIST_NODE(&name_node->hlist);
280 	name_node->dev = dev;
281 	name_node->name = name;
282 	return name_node;
288 	struct netdev_name_node *name_node;
290 	name_node = netdev_name_node_alloc(dev, dev->name);
291 	if (!name_node)
293 	INIT_LIST_HEAD(&name_node->list);
294 	return name_node;
297 static void netdev_name_node_free(struct netdev_name_node *name_node)
299 	kfree(name_node);
303 				 struct netdev_name_node *name_node)
305 	hlist_add_head_rcu(&name_node->hlist,
306 			   dev_name_hash(net, name_node->name));
309 static void netdev_name_node_del(struct netdev_name_node *name_node)
311 	hlist_del_rcu(&name_node->hlist);
318 	struct netdev_name_node *name_node;
320 	hlist_for_each_entry(name_node, head, hlist)
321 		if (!strcmp(name_node->name, name))
322 			return name_node;
330 	struct netdev_name_node *name_node;
332 	hlist_for_each_entry_rcu(name_node, head, hlist)
333 		if (!strcmp(name_node->name, name))
334 			return name_node;
346 	struct netdev_name_node *name_node;
349 	name_node = netdev_name_node_lookup(net, name);
350 	if (name_node)
352 	name_node = netdev_name_node_alloc(dev, name);
353 	if (!name_node)
355 	netdev_name_node_add(net, name_node);
357 	list_add_tail_rcu(&name_node->list, &dev->name_node->list);
364 	struct netdev_name_node *name_node =
367 	kfree(name_node->name);
368 	netdev_name_node_free(name_node);
371 static void __netdev_name_node_alt_destroy(struct netdev_name_node *name_node)
373 	netdev_name_node_del(name_node);
374 	list_del(&name_node->list);
375 	call_rcu(&name_node->rcu, netdev_name_node_alt_free);
380 	struct netdev_name_node *name_node;
383 	name_node = netdev_name_node_lookup(net, name);
384 	if (!name_node)
389 	if (name_node == dev->name_node || name_node->dev != dev)
392 	__netdev_name_node_alt_destroy(name_node);
398 	struct netdev_name_node *name_node, *tmp;
400 	list_for_each_entry_safe(name_node, tmp, &dev->name_node->list, list) {
401 		list_del(&name_node->list);
402 		netdev_name_node_alt_free(&name_node->rcu);
409 	struct netdev_name_node *name_node;
415 	netdev_name_node_add(net, dev->name_node);
419 	netdev_for_each_altname(dev, name_node)
420 		netdev_name_node_add(net, name_node);
433 	struct netdev_name_node *name_node;
440 	netdev_for_each_altname(dev, name_node)
441 		netdev_name_node_del(name_node);
445 	netdev_name_node_del(dev->name_node);
1380 		struct netdev_name_node *name_node;
1382 		netdev_for_each_altname(d, name_node) {
1383 			if (!sscanf(name_node->name, name, &i))
1390 			if (!strncmp(buf, name_node->name, IFNAMSIZ))
1503 	netdev_name_node_del(dev->name_node);
1507 	netdev_name_node_add(net, dev->name_node);
11359 	dev->name_node = netdev_name_node_head_alloc(dev);
11360 	if (!dev->name_node)
11510 	netdev_name_node_free(dev->name_node);
12445 		netdev_name_node_free(dev->name_node);
12521 	struct netdev_name_node *name_node;
12567 	netdev_for_each_altname(dev, name_node) {
12568 		if (netdev_name_in_use(net, name_node->name)) {
12571 					   name_node->name);
13024 	struct netdev_name_node *name_node, *tmp;
13048 		netdev_for_each_altname_safe(dev, name_node, tmp)
13049 			if (netdev_name_in_use(&init_net, name_node->name))
13050 				__netdev_name_node_alt_destroy(name_node);