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Diffstat (limited to 'net/ipv6/ip6_fib.c')
-rw-r--r--net/ipv6/ip6_fib.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 76b7f5ee8f4c..97b9fa8de377 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1605,6 +1605,24 @@ static void fib6_prune_clones(struct net *net, struct fib6_node *fn)
fib6_clean_tree(net, fn, fib6_prune_clone, 1, NULL);
}
+static int fib6_update_sernum(struct rt6_info *rt, void *arg)
+{
+ __u32 sernum = *(__u32 *)arg;
+
+ if (rt->rt6i_node &&
+ rt->rt6i_node->fn_sernum != sernum)
+ rt->rt6i_node->fn_sernum = sernum;
+
+ return 0;
+}
+
+static void fib6_flush_trees(struct net *net)
+{
+ __u32 new_sernum = fib6_new_sernum();
+
+ fib6_clean_all(net, fib6_update_sernum, &new_sernum);
+}
+
/*
* Garbage collection
*/
@@ -1788,6 +1806,8 @@ int __init fib6_init(void)
NULL);
if (ret)
goto out_unregister_subsys;
+
+ __fib6_flush_trees = fib6_flush_trees;
out:
return ret;