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[AF_UNIX]: Make code static. 

The following code can now become static:
- struct unix_socket_table
- unix_table_lock

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Adrian Bunk 2007-07-30 18:05:45 -07:00 committed by David S. Miller
parent 1a3a206f7f
commit 131116989b
2 changed files with 28 additions and 31 deletions
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29
include/net/af_unix.h
View File

@ -12,37 +12,8 @@ extern void unix_gc(void);
#define UNIX_HASH_SIZE 256
extern struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
extern spinlock_t unix_table_lock;
extern atomic_t unix_tot_inflight;
static inline struct sock *first_unix_socket(int *i)
{
for (*i = 0; *i <= UNIX_HASH_SIZE; (*i)++) {
if (!hlist_empty(&unix_socket_table[*i]))
return __sk_head(&unix_socket_table[*i]);
}
return NULL;
}
static inline struct sock *next_unix_socket(int *i, struct sock *s)
{
struct sock *next = sk_next(s);
/* More in this chain? */
if (next)
return next;
/* Look for next non-empty chain. */
for ((*i)++; *i <= UNIX_HASH_SIZE; (*i)++) {
if (!hlist_empty(&unix_socket_table[*i]))
return __sk_head(&unix_socket_table[*i]);
}
return NULL;
}
#define forall_unix_sockets(i, s) \
for (s = first_unix_socket(&(i)); s; s = next_unix_socket(&(i),(s)))
struct unix_address {
atomic_t refcnt;
int len;

30
net/unix/af_unix.c
View File

@ -118,14 +118,40 @@
int sysctl_unix_max_dgram_qlen __read_mostly = 10;
struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
DEFINE_SPINLOCK(unix_table_lock);
static struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
static DEFINE_SPINLOCK(unix_table_lock);
static atomic_t unix_nr_socks = ATOMIC_INIT(0);
#define unix_sockets_unbound (&unix_socket_table[UNIX_HASH_SIZE])
#define UNIX_ABSTRACT(sk) (unix_sk(sk)->addr->hash != UNIX_HASH_SIZE)
static struct sock *first_unix_socket(int *i)
{
for (*i = 0; *i <= UNIX_HASH_SIZE; (*i)++) {
if (!hlist_empty(&unix_socket_table[*i]))
return __sk_head(&unix_socket_table[*i]);
}
return NULL;
}
static struct sock *next_unix_socket(int *i, struct sock *s)
{
struct sock *next = sk_next(s);
/* More in this chain? */
if (next)
return next;
/* Look for next non-empty chain. */
for ((*i)++; *i <= UNIX_HASH_SIZE; (*i)++) {
if (!hlist_empty(&unix_socket_table[*i]))
return __sk_head(&unix_socket_table[*i]);
}
return NULL;
}
#define forall_unix_sockets(i, s) \
for (s = first_unix_socket(&(i)); s; s = next_unix_socket(&(i),(s)))
#ifdef CONFIG_SECURITY_NETWORK
static void unix_get_secdata(struct scm_cookie *scm, struct sk_buff *skb)
{