rt6_ifdown        114 include/net/ip6_route.h extern void rt6_ifdown(struct net *net, struct net_device *dev);
rt6_ifdown       2607 net/ipv6/addrconf.c 	rt6_ifdown(net, dev);
rt6_ifdown       1529 net/ipv6/ip6_fib.c 	rt6_ifdown(net, NULL);