netfilter/ipvs/ip_vs_app.c

56 static void ip_vs_app_inc_destroy(struct ip_vs_app *inc)
58 	kfree(inc->timeout_table);
59 	kfree(inc);
64 	struct ip_vs_app *inc = container_of(head, struct ip_vs_app, rcu_head);
66 	ip_vs_app_inc_destroy(inc);
77 	struct ip_vs_app *inc;
86 	inc = kmemdup(app, sizeof(*inc), GFP_KERNEL);
87 	if (!inc)
89 	INIT_LIST_HEAD(&inc->p_list);
90 	INIT_LIST_HEAD(&inc->incs_list);
91 	inc->app = app;
92 	inc->port = htons(port);
93 	atomic_set(&inc->usecnt, 0);
96 		inc->timeout_table =
99 		if (!inc->timeout_table) {
105 	ret = pp->register_app(ipvs, inc);
109 	list_add(&inc->a_list, &app->incs_list);
111 		  pp->name, inc->name, ntohs(inc->port));
116 	ip_vs_app_inc_destroy(inc);
125 ip_vs_app_inc_release(struct netns_ipvs *ipvs, struct ip_vs_app *inc)
129 	if (!(pp = ip_vs_proto_get(inc->protocol)))
133 		pp->unregister_app(ipvs, inc);
136 		  pp->name, inc->name, ntohs(inc->port));
138 	list_del(&inc->a_list);
140 	call_rcu(&inc->rcu_head, ip_vs_app_inc_rcu_free);
145  *	Get reference to app inc (only called from softirq)
148 int ip_vs_app_inc_get(struct ip_vs_app *inc)
152 	result = ip_vs_app_get(inc->app);
154 		atomic_inc(&inc->usecnt);
160  *	Put the app inc (only called from timer or net softirq)
162 void ip_vs_app_inc_put(struct ip_vs_app *inc)
164 	atomic_dec(&inc->usecnt);
165 	ip_vs_app_put(inc->app);
234 	struct ip_vs_app *a, *anxt, *inc, *nxt;
241 		list_for_each_entry_safe(inc, nxt, &a->incs_list, a_list) {
242 			ip_vs_app_inc_release(ipvs, inc);
271 	struct ip_vs_app *inc = cp->app;
273 	if (!inc)
276 	if (inc->unbind_conn)
277 		inc->unbind_conn(inc, cp);
278 	if (inc->done_conn)
279 		inc->done_conn(inc, cp);
280 	ip_vs_app_inc_put(inc);
521 	struct ip_vs_app *app, *inc;
524 		list_for_each_entry(inc, &app->incs_list, a_list) {
526 				return inc;
545 	struct ip_vs_app *inc, *app;
554 	inc = v;
555 	app = inc->app;
557 	if ((e = inc->a_list.next) != &app->incs_list)
563 		list_for_each_entry(inc, &app->incs_list, a_list) {
564 			return inc;
580 		const struct ip_vs_app *inc = v;
583 			   ip_vs_proto_name(inc->protocol),
584 			   ntohs(inc->port),
585 			   atomic_read(&inc->usecnt),
586 			   inc->name);