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-rw-r--r--include/net/ip6_fib.h7
-rw-r--r--net/ipv6/ip6_fib.c17
2 files changed, 24 insertions, 0 deletions
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 1e92f1500b87..7c3d5ab05879 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -377,6 +377,8 @@ typedef struct rt6_info *(*pol_lookup_t)(struct net *,
struct fib6_entry_notifier_info {
struct fib_notifier_info info; /* must be first */
struct fib6_info *rt;
+ unsigned int nsiblings;
+ bool multipath_rt;
};
/*
@@ -450,6 +452,11 @@ int call_fib6_entry_notifiers(struct net *net,
enum fib_event_type event_type,
struct fib6_info *rt,
struct netlink_ext_ack *extack);
+int call_fib6_multipath_entry_notifiers(struct net *net,
+ enum fib_event_type event_type,
+ struct fib6_info *rt,
+ unsigned int nsiblings,
+ struct netlink_ext_ack *extack);
void fib6_rt_update(struct net *net, struct fib6_info *rt,
struct nl_info *info);
void inet6_rt_notify(int event, struct fib6_info *rt, struct nl_info *info,
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 1cce2082279c..df08ba8fe6fc 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -381,6 +381,23 @@ int call_fib6_entry_notifiers(struct net *net,
return call_fib6_notifiers(net, event_type, &info.info);
}
+int call_fib6_multipath_entry_notifiers(struct net *net,
+ enum fib_event_type event_type,
+ struct fib6_info *rt,
+ unsigned int nsiblings,
+ struct netlink_ext_ack *extack)
+{
+ struct fib6_entry_notifier_info info = {
+ .info.extack = extack,
+ .rt = rt,
+ .nsiblings = nsiblings,
+ .multipath_rt = true,
+ };
+
+ rt->fib6_table->fib_seq++;
+ return call_fib6_notifiers(net, event_type, &info.info);
+}
+
struct fib6_dump_arg {
struct net *net;
struct notifier_block *nb;