From b2cb9f9ef240b4afaa1838b74fad077f17682f61 Mon Sep 17 00:00:00 2001 From: Kuniyuki Iwashima Date: Tue, 19 Dec 2023 09:18:31 +0900 Subject: tcp: Unlink sk from bhash. Now we do not use tb->owners and can unlink sockets from bhash. sk_bind_node/tw_bind_node are available for bhash2 and will be used in the following patch. Signed-off-by: Kuniyuki Iwashima Reviewed-by: Eric Dumazet Signed-off-by: David S. Miller --- net/ipv4/inet_hashtables.c | 3 --- net/ipv4/inet_timewait_sock.c | 8 -------- 2 files changed, 11 deletions(-) (limited to 'net') diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 355cc6c0eaab..5c3ad37624f1 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -76,7 +76,6 @@ struct inet_bind_bucket *inet_bind_bucket_create(struct kmem_cache *cachep, tb->port = snum; tb->fastreuse = 0; tb->fastreuseport = 0; - INIT_HLIST_HEAD(&tb->owners); INIT_HLIST_HEAD(&tb->bhash2); hlist_add_head(&tb->node, &head->chain); } @@ -169,7 +168,6 @@ void inet_bind_hash(struct sock *sk, struct inet_bind_bucket *tb, struct inet_bind2_bucket *tb2, unsigned short port) { inet_sk(sk)->inet_num = port; - sk_add_bind_node(sk, &tb->owners); inet_csk(sk)->icsk_bind_hash = tb; sk_add_bind2_node(sk, &tb2->owners); inet_csk(sk)->icsk_bind2_hash = tb2; @@ -192,7 +190,6 @@ static void __inet_put_port(struct sock *sk) spin_lock(&head->lock); tb = inet_csk(sk)->icsk_bind_hash; - __sk_del_bind_node(sk); inet_csk(sk)->icsk_bind_hash = NULL; inet_sk(sk)->inet_num = 0; diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c index 466d4faa9272..547583a87bd3 100644 --- a/net/ipv4/inet_timewait_sock.c +++ b/net/ipv4/inet_timewait_sock.c @@ -35,7 +35,6 @@ void inet_twsk_bind_unhash(struct inet_timewait_sock *tw, if (!tb) return; - __hlist_del(&tw->tw_bind_node); tw->tw_tb = NULL; __hlist_del(&tw->tw_bind2_node); @@ -94,12 +93,6 @@ static void inet_twsk_add_node_rcu(struct inet_timewait_sock *tw, hlist_nulls_add_head_rcu(&tw->tw_node, list); } -static void inet_twsk_add_bind_node(struct inet_timewait_sock *tw, - struct hlist_head *list) -{ - hlist_add_head(&tw->tw_bind_node, list); -} - static void inet_twsk_add_bind2_node(struct inet_timewait_sock *tw, struct hlist_head *list) { @@ -133,7 +126,6 @@ void inet_twsk_hashdance(struct inet_timewait_sock *tw, struct sock *sk, tw->tw_tb = icsk->icsk_bind_hash; WARN_ON(!icsk->icsk_bind_hash); - inet_twsk_add_bind_node(tw, &tw->tw_tb->owners); tw->tw_tb2 = icsk->icsk_bind2_hash; WARN_ON(!icsk->icsk_bind2_hash); -- cgit v1.2.3