diff options
Diffstat (limited to 'include/net/ip6_fib.h')
| -rw-r--r-- | include/net/ip6_fib.h | 94 |
1 files changed, 35 insertions, 59 deletions
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index fdc48a94a06..9bcb220bd4a 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -89,8 +89,6 @@ struct fib6_table; struct rt6_info { struct dst_entry dst; - struct neighbour *n; - /* * Tail elements of dst_entry (__refcnt etc.) * and these elements (rarely used in hot path) are in @@ -166,50 +164,36 @@ static inline struct inet6_dev *ip6_dst_idev(struct dst_entry *dst) static inline void rt6_clean_expires(struct rt6_info *rt) { - if (!(rt->rt6i_flags & RTF_EXPIRES) && rt->dst.from) - dst_release(rt->dst.from); - rt->rt6i_flags &= ~RTF_EXPIRES; - rt->dst.from = NULL; + rt->dst.expires = 0; } static inline void rt6_set_expires(struct rt6_info *rt, unsigned long expires) { - if (!(rt->rt6i_flags & RTF_EXPIRES) && rt->dst.from) - dst_release(rt->dst.from); - - rt->rt6i_flags |= RTF_EXPIRES; rt->dst.expires = expires; + rt->rt6i_flags |= RTF_EXPIRES; } -static inline void rt6_update_expires(struct rt6_info *rt, int timeout) +static inline void rt6_update_expires(struct rt6_info *rt0, int timeout) { - if (!(rt->rt6i_flags & RTF_EXPIRES)) { - if (rt->dst.from) - dst_release(rt->dst.from); - /* dst_set_expires relies on expires == 0 - * if it has not been set previously. - */ - rt->dst.expires = 0; - } - - dst_set_expires(&rt->dst, timeout); - rt->rt6i_flags |= RTF_EXPIRES; + struct rt6_info *rt; + + for (rt = rt0; rt && !(rt->rt6i_flags & RTF_EXPIRES); + rt = (struct rt6_info *)rt->dst.from); + if (rt && rt != rt0) + rt0->dst.expires = rt->dst.expires; + + dst_set_expires(&rt0->dst, timeout); + rt0->rt6i_flags |= RTF_EXPIRES; } static inline void rt6_set_from(struct rt6_info *rt, struct rt6_info *from) { struct dst_entry *new = (struct dst_entry *) from; - if (!(rt->rt6i_flags & RTF_EXPIRES) && rt->dst.from) { - if (new == rt->dst.from) - return; - dst_release(rt->dst.from); - } - rt->rt6i_flags &= ~RTF_EXPIRES; - rt->dst.from = new; dst_hold(new); + rt->dst.from = new; } static inline void ip6_rt_put(struct rt6_info *rt) @@ -284,48 +268,40 @@ typedef struct rt6_info *(*pol_lookup_t)(struct net *, * exported functions */ -extern struct fib6_table *fib6_get_table(struct net *net, u32 id); -extern struct fib6_table *fib6_new_table(struct net *net, u32 id); -extern struct dst_entry *fib6_rule_lookup(struct net *net, - struct flowi6 *fl6, int flags, - pol_lookup_t lookup); +struct fib6_table *fib6_get_table(struct net *net, u32 id); +struct fib6_table *fib6_new_table(struct net *net, u32 id); +struct dst_entry *fib6_rule_lookup(struct net *net, struct flowi6 *fl6, + int flags, pol_lookup_t lookup); -extern struct fib6_node *fib6_lookup(struct fib6_node *root, - const struct in6_addr *daddr, - const struct in6_addr *saddr); +struct fib6_node *fib6_lookup(struct fib6_node *root, + const struct in6_addr *daddr, + const struct in6_addr *saddr); -struct fib6_node *fib6_locate(struct fib6_node *root, - const struct in6_addr *daddr, int dst_len, - const struct in6_addr *saddr, int src_len); +struct fib6_node *fib6_locate(struct fib6_node *root, + const struct in6_addr *daddr, int dst_len, + const struct in6_addr *saddr, int src_len); -extern void fib6_clean_all_ro(struct net *net, - int (*func)(struct rt6_info *, void *arg), - int prune, void *arg); +void fib6_clean_all(struct net *net, int (*func)(struct rt6_info *, void *arg), + void *arg); -extern void fib6_clean_all(struct net *net, - int (*func)(struct rt6_info *, void *arg), - int prune, void *arg); +int fib6_add(struct fib6_node *root, struct rt6_info *rt, struct nl_info *info, + struct nlattr *mx, int mx_len); -extern int fib6_add(struct fib6_node *root, - struct rt6_info *rt, - struct nl_info *info); +int fib6_del(struct rt6_info *rt, struct nl_info *info); -extern int fib6_del(struct rt6_info *rt, - struct nl_info *info); +void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info); -extern void inet6_rt_notify(int event, struct rt6_info *rt, - struct nl_info *info); +void fib6_run_gc(unsigned long expires, struct net *net, bool force); -extern void fib6_run_gc(unsigned long expires, - struct net *net); +void fib6_gc_cleanup(void); -extern void fib6_gc_cleanup(void); +int fib6_init(void); -extern int fib6_init(void); +int ipv6_route_open(struct inode *inode, struct file *file); #ifdef CONFIG_IPV6_MULTIPLE_TABLES -extern int fib6_rules_init(void); -extern void fib6_rules_cleanup(void); +int fib6_rules_init(void); +void fib6_rules_cleanup(void); #else static inline int fib6_rules_init(void) { |