39 static void tcf_hash_destroy(struct tc_action *a)  in tcf_hash_destroy()  argument
41 	struct tcf_common *p = a->priv;  in tcf_hash_destroy()
42 	struct tcf_hashinfo *hinfo = a->ops->hinfo;  in tcf_hash_destroy()
56 int __tcf_hash_release(struct tc_action *a, bool bind, bool strict)  in __tcf_hash_release()  argument
58 	struct tcf_common *p = a->priv;  in __tcf_hash_release()
69 			if (a->ops->cleanup)  in __tcf_hash_release()
70 				a->ops->cleanup(a, bind);  in __tcf_hash_release()
71 			tcf_hash_destroy(a);  in __tcf_hash_release()
81 			   struct tc_action *a)  in tcf_dump_walker()  argument
83 	struct tcf_hashinfo *hinfo = a->ops->hinfo;  in tcf_dump_walker()
100 			a->priv = p;  in tcf_dump_walker()
101 			a->order = n_i;  in tcf_dump_walker()
103 			nest = nla_nest_start(skb, a->order);  in tcf_dump_walker()
106 			err = tcf_action_dump_1(skb, a, 0, 0);  in tcf_dump_walker()
129 static int tcf_del_walker(struct sk_buff *skb, struct tc_action *a)  in tcf_del_walker()  argument
131 	struct tcf_hashinfo *hinfo = a->ops->hinfo;  in tcf_del_walker()
139 	nest = nla_nest_start(skb, a->order);  in tcf_del_walker()
142 	if (nla_put_string(skb, TCA_KIND, a->ops->kind))  in tcf_del_walker()
147 			a->priv = p;  in tcf_del_walker()
148 			ret = __tcf_hash_release(a, false, true);  in tcf_del_walker()
150 				module_put(a->ops->owner);  in tcf_del_walker()
167 			      int type, struct tc_action *a)  in tcf_generic_walker()  argument
170 		return tcf_del_walker(skb, a);  in tcf_generic_walker()
172 		return tcf_dump_walker(skb, cb, a);  in tcf_generic_walker()
208 int tcf_hash_search(struct tc_action *a, u32 index)  in tcf_hash_search()  argument
210 	struct tcf_hashinfo *hinfo = a->ops->hinfo;  in tcf_hash_search()
214 		a->priv = p;  in tcf_hash_search()
221 int tcf_hash_check(u32 index, struct tc_action *a, int bind)  in tcf_hash_check()  argument
223 	struct tcf_hashinfo *hinfo = a->ops->hinfo;  in tcf_hash_check()
229 		a->priv = p;  in tcf_hash_check()
236 void tcf_hash_cleanup(struct tc_action *a, struct nlattr *est)  in tcf_hash_cleanup()  argument
238 	struct tcf_common *pc = a->priv;  in tcf_hash_cleanup()
246 int tcf_hash_create(u32 index, struct nlattr *est, struct tc_action *a,  in tcf_hash_create()  argument
249 	struct tcf_hashinfo *hinfo = a->ops->hinfo;  in tcf_hash_create()
288 	a->priv = (void *) p;  in tcf_hash_create()
293 void tcf_hash_insert(struct tc_action *a)  in tcf_hash_insert()  argument
295 	struct tcf_common *p = a->priv;  in tcf_hash_insert()
296 	struct tcf_hashinfo *hinfo = a->ops->hinfo;  in tcf_hash_insert()
310 	struct tc_action_ops *a;  in tcf_register_action()  local
333 	list_for_each_entry(a, &act_base, head) {  in tcf_register_action()
334 		if (act->type == a->type || (strcmp(act->kind, a->kind) == 0)) {  in tcf_register_action()
349 	struct tc_action_ops *a;  in tcf_unregister_action()  local
353 	list_for_each_entry(a, &act_base, head) {  in tcf_unregister_action()
354 		if (a == act) {  in tcf_unregister_action()
370 	struct tc_action_ops *a, *res = NULL;  in tc_lookup_action_n()  local
374 		list_for_each_entry(a, &act_base, head) {  in tc_lookup_action_n()
375 			if (strcmp(kind, a->kind) == 0) {  in tc_lookup_action_n()
376 				if (try_module_get(a->owner))  in tc_lookup_action_n()
377 					res = a;  in tc_lookup_action_n()
389 	struct tc_action_ops *a, *res = NULL;  in tc_lookup_action()  local
393 		list_for_each_entry(a, &act_base, head) {  in tc_lookup_action()
394 			if (nla_strcmp(kind, a->kind) == 0) {  in tc_lookup_action()
395 				if (try_module_get(a->owner))  in tc_lookup_action()
396 					res = a;  in tc_lookup_action()
408 	const struct tc_action *a;  in tcf_action_exec()  local
416 	list_for_each_entry(a, actions, list) {  in tcf_action_exec()
418 		ret = a->ops->act(skb, a, res);  in tcf_action_exec()
431 	struct tc_action *a, *tmp;  in tcf_action_destroy()  local
434 	list_for_each_entry_safe(a, tmp, actions, list) {  in tcf_action_destroy()
435 		ret = __tcf_hash_release(a, bind, true);  in tcf_action_destroy()
437 			module_put(a->ops->owner);  in tcf_action_destroy()
440 		list_del(&a->list);  in tcf_action_destroy()
441 		kfree(a);  in tcf_action_destroy()
447 tcf_action_dump_old(struct sk_buff *skb, struct tc_action *a, int bind, int ref)  in tcf_action_dump_old()  argument
449 	return a->ops->dump(skb, a, bind, ref);  in tcf_action_dump_old()
453 tcf_action_dump_1(struct sk_buff *skb, struct tc_action *a, int bind, int ref)  in tcf_action_dump_1()  argument
459 	if (nla_put_string(skb, TCA_KIND, a->ops->kind))  in tcf_action_dump_1()
461 	if (tcf_action_copy_stats(skb, a, 0))  in tcf_action_dump_1()
466 	err = tcf_action_dump_old(skb, a, bind, ref);  in tcf_action_dump_1()
481 	struct tc_action *a;  in tcf_action_dump()  local
485 	list_for_each_entry(a, actions, list) {  in tcf_action_dump()
486 		nest = nla_nest_start(skb, a->order);  in tcf_action_dump()
489 		err = tcf_action_dump_1(skb, a, bind, ref);  in tcf_action_dump()
508 	struct tc_action *a;  in tcf_action_init_1()  local
556 	a = kzalloc(sizeof(*a), GFP_KERNEL);  in tcf_action_init_1()
557 	if (a == NULL)  in tcf_action_init_1()
560 	a->ops = a_o;  in tcf_action_init_1()
561 	INIT_LIST_HEAD(&a->list);  in tcf_action_init_1()
564 		err = a_o->init(net, tb[TCA_ACT_OPTIONS], est, a, ovr, bind);  in tcf_action_init_1()
566 		err = a_o->init(net, nla, est, a, ovr, bind);  in tcf_action_init_1()
577 	return a;  in tcf_action_init_1()
580 	kfree(a);  in tcf_action_init_1()
616 int tcf_action_copy_stats(struct sk_buff *skb, struct tc_action *a,  in tcf_action_copy_stats()  argument
621 	struct tcf_common *p = a->priv;  in tcf_action_copy_stats()
630 		if (a->type == TCA_OLD_COMPAT)  in tcf_action_copy_stats()
728 	struct tc_action *a;  in tcf_action_get_1()  local
743 	a = create_a(0);  in tcf_action_get_1()
744 	if (a == NULL)  in tcf_action_get_1()
748 	a->ops = tc_lookup_action(tb[TCA_ACT_KIND]);  in tcf_action_get_1()
749 	if (a->ops == NULL) /* could happen in batch of actions */  in tcf_action_get_1()
752 	if (a->ops->lookup(a, index) == 0)  in tcf_action_get_1()
755 	module_put(a->ops->owner);  in tcf_action_get_1()
756 	return a;  in tcf_action_get_1()
759 	module_put(a->ops->owner);  in tcf_action_get_1()
761 	kfree(a);  in tcf_action_get_1()
768 	struct tc_action *a, *tmp;  in cleanup_a()  local
770 	list_for_each_entry_safe(a, tmp, actions, list) {  in cleanup_a()
771 		list_del(&a->list);  in cleanup_a()
772 		kfree(a);  in cleanup_a()
787 	struct tc_action a;  in tca_action_flush()  local
804 	memset(&a, 0, sizeof(struct tc_action));  in tca_action_flush()
805 	INIT_LIST_HEAD(&a.list);  in tca_action_flush()
806 	a.ops = tc_lookup_action(kind);  in tca_action_flush()
807 	if (a.ops == NULL) /*some idjot trying to flush unknown action */  in tca_action_flush()
822 	err = a.ops->walk(skb, &dcb, RTM_DELACTION, &a);  in tca_action_flush()
832 	module_put(a.ops->owner);  in tca_action_flush()
841 	module_put(a.ops->owner);  in tca_action_flush()
1051 	struct tc_action a;  in tc_dump_action()  local
1065 	memset(&a, 0, sizeof(struct tc_action));  in tc_dump_action()
1066 	a.ops = a_o;  in tc_dump_action()
1081 	ret = a_o->walk(skb, cb, RTM_GETACTION, &a);  in tc_dump_action()