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Diffstat (limited to 'include/net/inet_hashtables.h')
-rw-r--r--include/net/inet_hashtables.h71
1 files changed, 7 insertions, 64 deletions
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index 37f6cb11212..761bdc01425 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -264,37 +264,14 @@ static inline void inet_listen_unlock(struct inet_hashinfo *hashinfo)
wake_up(&hashinfo->lhash_wait);
}
-static inline void __inet_hash(struct inet_hashinfo *hashinfo,
- struct sock *sk, const int listen_possible)
-{
- struct hlist_head *list;
- rwlock_t *lock;
-
- BUG_TRAP(sk_unhashed(sk));
- if (listen_possible && sk->sk_state == TCP_LISTEN) {
- list = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
- lock = &hashinfo->lhash_lock;
- inet_listen_wlock(hashinfo);
- } else {
- struct inet_ehash_bucket *head;
- sk->sk_hash = inet_sk_ehashfn(sk);
- head = inet_ehash_bucket(hashinfo, sk->sk_hash);
- list = &head->chain;
- lock = inet_ehash_lockp(hashinfo, sk->sk_hash);
- write_lock(lock);
- }
- __sk_add_node(sk, list);
- sock_prot_inc_use(sk->sk_prot);
- write_unlock(lock);
- if (listen_possible && sk->sk_state == TCP_LISTEN)
- wake_up(&hashinfo->lhash_wait);
-}
+extern void __inet_hash(struct inet_hashinfo *hashinfo, struct sock *sk);
+extern void __inet_hash_nolisten(struct inet_hashinfo *hinfo, struct sock *sk);
static inline void inet_hash(struct inet_hashinfo *hashinfo, struct sock *sk)
{
if (sk->sk_state != TCP_CLOSE) {
local_bh_disable();
- __inet_hash(hashinfo, sk, 1);
+ __inet_hash(hashinfo, sk);
local_bh_enable();
}
}
@@ -316,7 +293,7 @@ static inline void inet_unhash(struct inet_hashinfo *hashinfo, struct sock *sk)
}
if (__sk_del_node_init(sk))
- sock_prot_dec_use(sk->sk_prot);
+ sock_prot_inuse_add(sk->sk_prot, -1);
write_unlock_bh(lock);
out:
if (sk->sk_state == TCP_LISTEN)
@@ -397,43 +374,9 @@ typedef __u64 __bitwise __addrpair;
*
* Local BH must be disabled here.
*/
-static inline struct sock *
- __inet_lookup_established(struct inet_hashinfo *hashinfo,
- const __be32 saddr, const __be16 sport,
- const __be32 daddr, const u16 hnum,
- const int dif)
-{
- INET_ADDR_COOKIE(acookie, saddr, daddr)
- const __portpair ports = INET_COMBINED_PORTS(sport, hnum);
- struct sock *sk;
- const struct hlist_node *node;
- /* Optimize here for direct hit, only listening connections can
- * have wildcards anyways.
- */
- unsigned int hash = inet_ehashfn(daddr, hnum, saddr, sport);
- struct inet_ehash_bucket *head = inet_ehash_bucket(hashinfo, hash);
- rwlock_t *lock = inet_ehash_lockp(hashinfo, hash);
-
- prefetch(head->chain.first);
- read_lock(lock);
- sk_for_each(sk, node, &head->chain) {
- if (INET_MATCH(sk, hash, acookie, saddr, daddr, ports, dif))
- goto hit; /* You sunk my battleship! */
- }
-
- /* Must check for a TIME_WAIT'er before going to listener hash. */
- sk_for_each(sk, node, &head->twchain) {
- if (INET_TW_MATCH(sk, hash, acookie, saddr, daddr, ports, dif))
- goto hit;
- }
- sk = NULL;
-out:
- read_unlock(lock);
- return sk;
-hit:
- sock_hold(sk);
- goto out;
-}
+extern struct sock * __inet_lookup_established(struct inet_hashinfo *hashinfo,
+ const __be32 saddr, const __be16 sport,
+ const __be32 daddr, const u16 hnum, const int dif);
static inline struct sock *
inet_lookup_established(struct inet_hashinfo *hashinfo,