diff options
| -rw-r--r-- | include/net/ip6_fib.h | 5 | ||||
| -rw-r--r-- | net/ipv6/ip6_fib.c | 17 |
2 files changed, 22 insertions, 0 deletions
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index be8ddf3253dc..e2b292b79e99 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -258,6 +258,11 @@ typedef struct rt6_info *(*pol_lookup_t)(struct net *, struct fib6_table *, struct flowi6 *, int); +struct fib6_entry_notifier_info { + struct fib_notifier_info info; /* must be first */ + struct rt6_info *rt; +}; + /* * exported functions */ diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index f93976e3f65c..595a57cbbc7b 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -33,6 +33,7 @@ #include <net/ndisc.h> #include <net/addrconf.h> #include <net/lwtunnel.h> +#include <net/fib_notifier.h> #include <net/ip6_fib.h> #include <net/ip6_route.h> @@ -302,6 +303,17 @@ static void __net_init fib6_tables_init(struct net *net) #endif +static int call_fib6_entry_notifiers(struct net *net, + enum fib_event_type event_type, + struct rt6_info *rt) +{ + struct fib6_entry_notifier_info info = { + .rt = rt, + }; + + return call_fib6_notifiers(net, event_type, &info.info); +} + static int fib6_dump_node(struct fib6_walker *w) { int res; @@ -879,6 +891,8 @@ add: *ins = rt; rt->rt6i_node = fn; atomic_inc(&rt->rt6i_ref); + call_fib6_entry_notifiers(info->nl_net, FIB_EVENT_ENTRY_ADD, + rt); if (!info->skip_notify) inet6_rt_notify(RTM_NEWROUTE, rt, info, nlflags); info->nl_net->ipv6.rt6_stats->fib_rt_entries++; @@ -906,6 +920,8 @@ add: rt->rt6i_node = fn; rt->dst.rt6_next = iter->dst.rt6_next; atomic_inc(&rt->rt6i_ref); + call_fib6_entry_notifiers(info->nl_net, FIB_EVENT_ENTRY_REPLACE, + rt); if (!info->skip_notify) inet6_rt_notify(RTM_NEWROUTE, rt, info, NLM_F_REPLACE); if (!(fn->fn_flags & RTN_RTINFO)) { @@ -1459,6 +1475,7 @@ static void fib6_del_route(struct fib6_node *fn, struct rt6_info **rtp, fib6_purge_rt(rt, fn, net); + call_fib6_entry_notifiers(net, FIB_EVENT_ENTRY_DEL, rt); if (!info->skip_notify) inet6_rt_notify(RTM_DELROUTE, rt, info, 0); rt6_release(rt); |