--- zzzz-none-000/linux-5.4.213/net/ipv4/ip_forward.c	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/net/ipv4/ip_forward.c	2024-08-14 09:02:13.000000000 +0000
@@ -40,6 +40,8 @@
 #include <net/route.h>
 #include <net/xfrm.h>
 
+#include <avm/pa/avm_pa.h>
+
 static bool ip_exceeds_mtu(const struct sk_buff *skb, unsigned int mtu)
 {
 	if (skb->len <= mtu)
@@ -80,6 +82,9 @@
 		ip_forward_options(skb);
 
 	skb->tstamp = 0;
+
+	avm_pa_mark_routed(skb);
+
 	return dst_output(net, sk, skb);
 }