66 	struct inet_bind_bucket *tb = kmem_cache_alloc(cachep, GFP_ATOMIC);  in inet_bind_bucket_create()  local
68 	if (tb) {  in inet_bind_bucket_create()
69 		write_pnet(&tb->ib_net, net);  in inet_bind_bucket_create()
70 		tb->port      = snum;  in inet_bind_bucket_create()
71 		tb->fastreuse = 0;  in inet_bind_bucket_create()
72 		tb->fastreuseport = 0;  in inet_bind_bucket_create()
73 		tb->num_owners = 0;  in inet_bind_bucket_create()
74 		INIT_HLIST_HEAD(&tb->owners);  in inet_bind_bucket_create()
75 		hlist_add_head(&tb->node, &head->chain);  in inet_bind_bucket_create()
77 	return tb;  in inet_bind_bucket_create()
83 void inet_bind_bucket_destroy(struct kmem_cache *cachep, struct inet_bind_bucket *tb)  in inet_bind_bucket_destroy()  argument
85 	if (hlist_empty(&tb->owners)) {  in inet_bind_bucket_destroy()
86 		__hlist_del(&tb->node);  in inet_bind_bucket_destroy()
87 		kmem_cache_free(cachep, tb);  in inet_bind_bucket_destroy()
91 void inet_bind_hash(struct sock *sk, struct inet_bind_bucket *tb,  in inet_bind_hash()  argument
95 	sk_add_bind_node(sk, &tb->owners);  in inet_bind_hash()
96 	tb->num_owners++;  in inet_bind_hash()
97 	inet_csk(sk)->icsk_bind_hash = tb;  in inet_bind_hash()
109 	struct inet_bind_bucket *tb;  in __inet_put_port()  local
112 	tb = inet_csk(sk)->icsk_bind_hash;  in __inet_put_port()
114 	tb->num_owners--;  in __inet_put_port()
117 	inet_bind_bucket_destroy(hashinfo->bind_bucket_cachep, tb);  in __inet_put_port()
136 	struct inet_bind_bucket *tb;  in __inet_inherit_port()  local
139 	tb = inet_csk(sk)->icsk_bind_hash;  in __inet_inherit_port()
140 	if (unlikely(!tb)) {  in __inet_inherit_port()
144 	if (tb->port != port) {  in __inet_inherit_port()
150 		inet_bind_bucket_for_each(tb, &head->chain) {  in __inet_inherit_port()
151 			if (net_eq(ib_net(tb), sock_net(sk)) &&  in __inet_inherit_port()
152 			    tb->port == port)  in __inet_inherit_port()
155 		if (!tb) {  in __inet_inherit_port()
156 			tb = inet_bind_bucket_create(table->bind_bucket_cachep,  in __inet_inherit_port()
158 			if (!tb) {  in __inet_inherit_port()
164 	inet_bind_hash(child, tb, port);  in __inet_inherit_port()
511 	struct inet_bind_bucket *tb;  in __inet_hash_connect()  local
543 			inet_bind_bucket_for_each(tb, &head->chain) {  in __inet_hash_connect()
544 				if (net_eq(ib_net(tb), net) &&  in __inet_hash_connect()
545 				    tb->port == port) {  in __inet_hash_connect()
546 					if (tb->fastreuse >= 0 ||  in __inet_hash_connect()
547 					    tb->fastreuseport >= 0)  in __inet_hash_connect()
549 					WARN_ON(hlist_empty(&tb->owners));  in __inet_hash_connect()
557 			tb = inet_bind_bucket_create(hinfo->bind_bucket_cachep,  in __inet_hash_connect()
559 			if (!tb) {  in __inet_hash_connect()
563 			tb->fastreuse = -1;  in __inet_hash_connect()
564 			tb->fastreuseport = -1;  in __inet_hash_connect()
578 		inet_bind_hash(sk, tb, port);  in __inet_hash_connect()
595 	tb  = inet_csk(sk)->icsk_bind_hash;  in __inet_hash_connect()
597 	if (sk_head(&tb->owners) == sk && !sk->sk_bind_node.next) {  in __inet_hash_connect()