--- zzzz-none-000/linux-3.10.107/net/ipv4/ip_forward.c	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/net/ipv4/ip_forward.c	2021-11-10 11:53:56.000000000 +0000
@@ -39,6 +39,10 @@
 #include <net/route.h>
 #include <net/xfrm.h>
 
+#ifdef CONFIG_AVM_PA
+#include <avm/pa/avm_pa.h>
+#endif
+
 static bool ip_may_fragment(const struct sk_buff *skb)
 {
 	return unlikely((ip_hdr(skb)->frag_off & htons(IP_DF)) == 0) ||
@@ -114,6 +118,10 @@
 	if (unlikely(opt->optlen))
 		ip_forward_options(skb);
 
+#ifdef CONFIG_AVM_PA
+	avm_pa_mark_routed(skb);
+#endif
+
 	if (ip_gso_exceeds_dst_mtu(skb))
 		return ip_forward_finish_gso(skb);