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[INET]: Generalise the TCP sock ID lookup routines

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And also some TIME_WAIT functions.

[acme@toy net-2.6.14]$ grep built-in /tmp/before.size /tmp/after.size
/tmp/before.size: 282955   13122    9312  305389   4a8ed net/ipv4/built-in.o
/tmp/after.size:  281566   13122    9312  304000   4a380 net/ipv4/built-in.o
[acme@toy net-2.6.14]$

I kept them still inlined, will uninline at some point to see what
would be the performance difference.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo 2005-08-09 20:09:46 -07:00 • committed by David S. Miller
commit e48c414ee6
9 changed files with 188 additions and 165 deletions
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12
include/net/sock.h
View file

@ -255,28 +255,28 @@ struct sock {
/*
* Hashed lists helper routines
*/
static inline struct sock *__sk_head(struct hlist_head *head)
static inline struct sock *__sk_head(const struct hlist_head *head)
{
return hlist_entry(head->first, struct sock, sk_node);
}
static inline struct sock *sk_head(struct hlist_head *head)
static inline struct sock *sk_head(const struct hlist_head *head)
{
return hlist_empty(head) ? NULL : __sk_head(head);
}
static inline struct sock *sk_next(struct sock *sk)
static inline struct sock *sk_next(const struct sock *sk)
{
return sk->sk_node.next ?
hlist_entry(sk->sk_node.next, struct sock, sk_node) : NULL;
}
static inline int sk_unhashed(struct sock *sk)
static inline int sk_unhashed(const struct sock *sk)
{
return hlist_unhashed(&sk->sk_node);
}
static inline int sk_hashed(struct sock *sk)
static inline int sk_hashed(const struct sock *sk)
{
return sk->sk_node.pprev != NULL;
}
@ -494,7 +494,7 @@ extern int sk_wait_data(struct sock *sk, long *timeo);
struct request_sock_ops;
/* Here is the right place to enable sock refcounting debugging */
#define SOCK_REFCNT_DEBUG
//#define SOCK_REFCNT_DEBUG
/* Networking protocol blocks we attach to sockets.
* socket layer -> transport layer interface