diff options
Diffstat (limited to 'net/ipv4/fib_lookup.h')
| -rw-r--r-- | net/ipv4/fib_lookup.h | 51 |
1 files changed, 31 insertions, 20 deletions
diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h index fd6f7769f8a..1e4f6600b31 100644 --- a/net/ipv4/fib_lookup.h +++ b/net/ipv4/fib_lookup.h @@ -7,34 +7,45 @@ struct fib_alias { struct list_head fa_list; - struct rcu_head rcu; struct fib_info *fa_info; u8 fa_tos; u8 fa_type; - u8 fa_scope; u8 fa_state; + struct rcu_head rcu; }; #define FA_S_ACCESSED 0x01 +/* Dont write on fa_state unless needed, to keep it shared on all cpus */ +static inline void fib_alias_accessed(struct fib_alias *fa) +{ + if (!(fa->fa_state & FA_S_ACCESSED)) + fa->fa_state |= FA_S_ACCESSED; +} + /* Exported by fib_semantics.c */ -extern int fib_semantic_match(struct list_head *head, - const struct flowi *flp, - struct fib_result *res, __u32 zone, __u32 mask, - int prefixlen); -extern void fib_release_info(struct fib_info *); -extern struct fib_info *fib_create_info(struct fib_config *cfg); -extern int fib_nh_match(struct fib_config *cfg, struct fib_info *fi); -extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, - u32 tb_id, u8 type, u8 scope, u32 dst, - int dst_len, u8 tos, struct fib_info *fi, - unsigned int); -extern void rtmsg_fib(int event, u32 key, struct fib_alias *fa, - int dst_len, u32 tb_id, struct nl_info *info); -extern struct fib_alias *fib_find_alias(struct list_head *fah, - u8 tos, u32 prio); -extern int fib_detect_death(struct fib_info *fi, int order, - struct fib_info **last_resort, - int *last_idx, int *dflt); +void fib_release_info(struct fib_info *); +struct fib_info *fib_create_info(struct fib_config *cfg); +int fib_nh_match(struct fib_config *cfg, struct fib_info *fi); +int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, u32 tb_id, + u8 type, __be32 dst, int dst_len, u8 tos, struct fib_info *fi, + unsigned int); +void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, int dst_len, + u32 tb_id, const struct nl_info *info, unsigned int nlm_flags); +struct fib_alias *fib_find_alias(struct list_head *fah, u8 tos, u32 prio); + +static inline void fib_result_assign(struct fib_result *res, + struct fib_info *fi) +{ + /* we used to play games with refcounts, but we now use RCU */ + res->fi = fi; +} + +struct fib_prop { + int error; + u8 scope; +}; + +extern const struct fib_prop fib_props[RTN_MAX + 1]; #endif /* _FIB_LOOKUP_H */ |