--- zzzz-none-000/linux-4.4.60/include/net/netns/ipv4.h	2017-04-08 07:53:53.000000000 +0000
+++ scorpion-7490-727/linux-4.4.60/include/net/netns/ipv4.h	2021-02-04 17:41:59.000000000 +0000
@@ -88,6 +88,7 @@
 	int sysctl_tcp_fwmark_accept;
 	int sysctl_tcp_mtu_probing;
 	int sysctl_tcp_base_mss;
+	int sysctl_tcp_min_snd_mss;
 	int sysctl_tcp_probe_threshold;
 	u32 sysctl_tcp_probe_interval;