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authorDenis Vlasenko <vda@ilport.com.ua>2006-04-09 22:48:59 -0700
committerDavid S. Miller <davem@davemloft.net>2006-04-09 22:48:59 -0700
commitb1a7ffcb7a047e99ab02424e651e0492f36095f7 (patch)
treece84ddd2087b512ae484d6c6d21f985ef2e32a09 /include/net/inet6_hashtables.h
parent55c0022e53452360064ea264c41410c70565d9f8 (diff)
downloadop-kernel-dev-b1a7ffcb7a047e99ab02424e651e0492f36095f7.zip
op-kernel-dev-b1a7ffcb7a047e99ab02424e651e0492f36095f7.tar.gz
[IPV6]: Deinline few large functions in inet6 code
Deinline a few functions which produce 200+ bytes of code. Size Uses Wasted Name and definition ===== ==== ====== ================================================ 429 3 818 __inet6_lookup include/net/inet6_hashtables.h 404 2 384 __inet6_lookup_established include/net/inet6_hashtables.h 206 3 372 __inet6_hash include/net/inet6_hashtables.h Signed-off-by: Denis Vlasenko <vda@ilport.com.ua> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/inet6_hashtables.h')
-rw-r--r--include/net/inet6_hashtables.h70
1 files changed, 3 insertions, 67 deletions
diff --git a/include/net/inet6_hashtables.h b/include/net/inet6_hashtables.h
index 25f708f..59f0c83 100644
--- a/include/net/inet6_hashtables.h
+++ b/include/net/inet6_hashtables.h
@@ -48,31 +48,7 @@ static inline int inet6_sk_ehashfn(const struct sock *sk)
return inet6_ehashfn(laddr, lport, faddr, fport);
}
-static inline void __inet6_hash(struct inet_hashinfo *hashinfo,
- struct sock *sk)
-{
- struct hlist_head *list;
- rwlock_t *lock;
-
- BUG_TRAP(sk_unhashed(sk));
-
- if (sk->sk_state == TCP_LISTEN) {
- list = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
- lock = &hashinfo->lhash_lock;
- inet_listen_wlock(hashinfo);
- } else {
- unsigned int hash;
- sk->sk_hash = hash = inet6_sk_ehashfn(sk);
- hash &= (hashinfo->ehash_size - 1);
- list = &hashinfo->ehash[hash].chain;
- lock = &hashinfo->ehash[hash].lock;
- write_lock(lock);
- }
-
- __sk_add_node(sk, list);
- sock_prot_inc_use(sk->sk_prot);
- write_unlock(lock);
-}
+extern void __inet6_hash(struct inet_hashinfo *hashinfo, struct sock *sk);
/*
* Sockets in TCP_CLOSE state are _always_ taken out of the hash, so
@@ -80,52 +56,12 @@ static inline void __inet6_hash(struct inet_hashinfo *hashinfo,
*
* The sockhash lock must be held as a reader here.
*/
-static inline struct sock *
- __inet6_lookup_established(struct inet_hashinfo *hashinfo,
+extern struct sock *__inet6_lookup_established(struct inet_hashinfo *hashinfo,
const struct in6_addr *saddr,
const u16 sport,
const struct in6_addr *daddr,
const u16 hnum,
- const int dif)
-{
- struct sock *sk;
- const struct hlist_node *node;
- const __u32 ports = INET_COMBINED_PORTS(sport, hnum);
- /* Optimize here for direct hit, only listening connections can
- * have wildcards anyways.
- */
- unsigned int hash = inet6_ehashfn(daddr, hnum, saddr, sport);
- struct inet_ehash_bucket *head = inet_ehash_bucket(hashinfo, hash);
-
- prefetch(head->chain.first);
- read_lock(&head->lock);
- sk_for_each(sk, node, &head->chain) {
- /* For IPV6 do the cheaper port and family tests first. */
- if (INET6_MATCH(sk, hash, 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 + hashinfo->ehash_size)->chain) {
- const struct inet_timewait_sock *tw = inet_twsk(sk);
-
- if(*((__u32 *)&(tw->tw_dport)) == ports &&
- sk->sk_family == PF_INET6) {
- const struct inet6_timewait_sock *tw6 = inet6_twsk(sk);
-
- if (ipv6_addr_equal(&tw6->tw_v6_daddr, saddr) &&
- ipv6_addr_equal(&tw6->tw_v6_rcv_saddr, daddr) &&
- (!sk->sk_bound_dev_if || sk->sk_bound_dev_if == dif))
- goto hit;
- }
- }
- read_unlock(&head->lock);
- return NULL;
-
-hit:
- sock_hold(sk);
- read_unlock(&head->lock);
- return sk;
-}
+ const int dif);
extern struct sock *inet6_lookup_listener(struct inet_hashinfo *hashinfo,
const struct in6_addr *daddr,
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