net: Convert raw6_net_ops, udplite6_net_ops, ipv6_proc_ops, if6_proc_net_ops and ip6_route_net_late_ops

These pernet_operations create and destroy /proc entries
and safely may be converted and safely may be mark as async.

Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index f0baae2..1be84ef 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -4972,6 +4972,7 @@ static void __net_exit ip6_route_net_exit_late(struct net *net)
 static struct pernet_operations ip6_route_net_ops = {
 	.init = ip6_route_net_init,
 	.exit = ip6_route_net_exit,
+	.async = true,
 };
 
 static int __net_init ipv6_inetpeer_init(struct net *net)
@@ -5002,6 +5003,7 @@ static struct pernet_operations ipv6_inetpeer_ops = {
 static struct pernet_operations ip6_route_net_late_ops = {
 	.init = ip6_route_net_init_late,
 	.exit = ip6_route_net_exit_late,
+	.async = true,
 };
 
 static struct notifier_block ip6_route_dev_notifier = {