diff options
| -rw-r--r-- | include/net/inet_hashtables.h | 33 | ||||
| -rw-r--r-- | net/ipv4/inet_hashtables.c | 35 |
2 files changed, 34 insertions, 34 deletions
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h index 98e0bb3014f..bd513f3b9c7 100644 --- a/include/net/inet_hashtables.h +++ b/include/net/inet_hashtables.h @@ -271,39 +271,10 @@ static inline int inet_iif(const struct sk_buff *skb) return ((struct rtable *)skb->dst)->rt_iif; } -extern struct sock *__inet_lookup_listener(const struct hlist_head *head, - const u32 daddr, - const unsigned short hnum, - const int dif); - -/* Optimize the common listener case. */ -static inline struct sock * +extern struct sock * inet_lookup_listener(struct inet_hashinfo *hashinfo, const u32 daddr, - const unsigned short hnum, const int dif) -{ - struct sock *sk = NULL; - const struct hlist_head *head; - - read_lock(&hashinfo->lhash_lock); - head = &hashinfo->listening_hash[inet_lhashfn(hnum)]; - if (!hlist_empty(head)) { - const struct inet_sock *inet = inet_sk((sk = __sk_head(head))); - - if (inet->num == hnum && !sk->sk_node.next && - (!inet->rcv_saddr || inet->rcv_saddr == daddr) && - (sk->sk_family == PF_INET || !ipv6_only_sock(sk)) && - !sk->sk_bound_dev_if) - goto sherry_cache; - sk = __inet_lookup_listener(head, daddr, hnum, dif); - } - if (sk) { -sherry_cache: - sock_hold(sk); - } - read_unlock(&hashinfo->lhash_lock); - return sk; -} + const unsigned short hnum, const int dif); /* Socket demux engine toys. */ #ifdef __BIG_ENDIAN diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 95fac553299..bfc39066e73 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -124,8 +124,10 @@ EXPORT_SYMBOL(inet_listen_wlock); * remote address for the connection. So always assume those are both * wildcarded during the search since they can never be otherwise. */ -struct sock *__inet_lookup_listener(const struct hlist_head *head, const u32 daddr, - const unsigned short hnum, const int dif) +static struct sock *__inet_lookup_listener(const struct hlist_head *head, + const u32 daddr, + const unsigned short hnum, + const int dif) { struct sock *result = NULL, *sk; const struct hlist_node *node; @@ -159,7 +161,34 @@ struct sock *__inet_lookup_listener(const struct hlist_head *head, const u32 dad return result; } -EXPORT_SYMBOL_GPL(__inet_lookup_listener); +/* Optimize the common listener case. */ +struct sock *inet_lookup_listener(struct inet_hashinfo *hashinfo, + const u32 daddr, const unsigned short hnum, + const int dif) +{ + struct sock *sk = NULL; + const struct hlist_head *head; + + read_lock(&hashinfo->lhash_lock); + head = &hashinfo->listening_hash[inet_lhashfn(hnum)]; + if (!hlist_empty(head)) { + const struct inet_sock *inet = inet_sk((sk = __sk_head(head))); + + if (inet->num == hnum && !sk->sk_node.next && + (!inet->rcv_saddr || inet->rcv_saddr == daddr) && + (sk->sk_family == PF_INET || !ipv6_only_sock(sk)) && + !sk->sk_bound_dev_if) + goto sherry_cache; + sk = __inet_lookup_listener(head, daddr, hnum, dif); + } + if (sk) { +sherry_cache: + sock_hold(sk); + } + read_unlock(&hashinfo->lhash_lock); + return sk; +} +EXPORT_SYMBOL_GPL(inet_lookup_listener); /* called with local bh disabled */ static int __inet_check_established(struct inet_timewait_death_row *death_row, |