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[IPV6] ip6_fib.c: make code static 

Make the following needlessly global code static:
- fib6_walker_lock
- struct fib6_walker_list
- fib6_walk_continue()
- fib6_walk()

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Adrian Bunk 2006-08-14 23:49:16 -07:00 committed by David S. Miller
parent d1aa62f15b
commit 90d41122f7
2 changed files with 24 additions and 30 deletions
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25
include/net/ip6_fib.h
View File

@ -92,28 +92,6 @@ struct fib6_walker_t
void *args;
};
extern struct fib6_walker_t fib6_walker_list;
extern rwlock_t fib6_walker_lock;
static inline void fib6_walker_link(struct fib6_walker_t *w)
{
write_lock_bh(&fib6_walker_lock);
w->next = fib6_walker_list.next;
w->prev = &fib6_walker_list;
w->next->prev = w;
w->prev->next = w;
write_unlock_bh(&fib6_walker_lock);
}
static inline void fib6_walker_unlink(struct fib6_walker_t *w)
{
write_lock_bh(&fib6_walker_lock);
w->next->prev = w->prev;
w->prev->next = w->next;
w->prev = w->next = w;
write_unlock_bh(&fib6_walker_lock);
}
struct rt6_statistics {
__u32 fib_nodes;
__u32 fib_route_nodes;
@ -195,9 +173,6 @@ struct fib6_node *fib6_locate(struct fib6_node *root,
extern void fib6_clean_all(int (*func)(struct rt6_info *, void *arg),
int prune, void *arg);
extern int fib6_walk(struct fib6_walker_t *w);
extern int fib6_walk_continue(struct fib6_walker_t *w);
extern int fib6_add(struct fib6_node *root,
struct rt6_info *rt,
struct nlmsghdr *nlh,

29
net/ipv6/ip6_fib.c
View File

@ -69,8 +69,7 @@ struct fib6_cleaner_t
void *arg;
};
DEFINE_RWLOCK(fib6_walker_lock);
static DEFINE_RWLOCK(fib6_walker_lock);
#ifdef CONFIG_IPV6_SUBTREES
#define FWS_INIT FWS_S
@ -82,6 +81,8 @@ DEFINE_RWLOCK(fib6_walker_lock);
static void fib6_prune_clones(struct fib6_node *fn, struct rt6_info *rt);
static struct fib6_node * fib6_repair_tree(struct fib6_node *fn);
static int fib6_walk(struct fib6_walker_t *w);
static int fib6_walk_continue(struct fib6_walker_t *w);
/*
* A routing update causes an increase of the serial number on the
@ -94,13 +95,31 @@ static __u32 rt_sernum;
static DEFINE_TIMER(ip6_fib_timer, fib6_run_gc, 0, 0);
struct fib6_walker_t fib6_walker_list = {
static struct fib6_walker_t fib6_walker_list = {
.prev = &fib6_walker_list,
.next = &fib6_walker_list,
};
#define FOR_WALKERS(w) for ((w)=fib6_walker_list.next; (w) != &fib6_walker_list; (w)=(w)->next)
static inline void fib6_walker_link(struct fib6_walker_t *w)
{
write_lock_bh(&fib6_walker_lock);
w->next = fib6_walker_list.next;
w->prev = &fib6_walker_list;
w->next->prev = w;
w->prev->next = w;
write_unlock_bh(&fib6_walker_lock);
}
static inline void fib6_walker_unlink(struct fib6_walker_t *w)
{
write_lock_bh(&fib6_walker_lock);
w->next->prev = w->prev;
w->prev->next = w->next;
w->prev = w->next = w;
write_unlock_bh(&fib6_walker_lock);
}
static __inline__ u32 fib6_new_sernum(void)
{
u32 n = ++rt_sernum;
@ -1173,7 +1192,7 @@ int fib6_del(struct rt6_info *rt, struct nlmsghdr *nlh, void *_rtattr, struct ne
* <0 -> walk is terminated by an error.
*/
int fib6_walk_continue(struct fib6_walker_t *w)
static int fib6_walk_continue(struct fib6_walker_t *w)
{
struct fib6_node *fn, *pn;
@ -1247,7 +1266,7 @@ int fib6_walk_continue(struct fib6_walker_t *w)
}
}
int fib6_walk(struct fib6_walker_t *w)
static int fib6_walk(struct fib6_walker_t *w)
{
int res;