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[IPV4]: Uninline inet_lookup_listener 

By modern standards this function is way too big to be inlined.  It's
even bigger than __inet_lookup_listener :)

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2006-08-08 02:18:10 -07:00 committed by David S. Miller
parent 1a01912ae0
commit 99a92ff504
2 changed files with 34 additions and 34 deletions
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33
include/net/inet_hashtables.h
View File

@ -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

35
net/ipv4/inet_hashtables.c
View File

@ -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,