diff --git a/include/net/tcp.h b/include/net/tcp.h
index f4adfba58b31d8dbafb25b37833a57aa3c72d680..e91284e01f238dd4d03de9d6f2a5561fb9a6412d 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -26,6 +26,7 @@
 #include <linux/kref.h>
 #include <linux/ktime.h>
 #include <linux/indirect_call_wrapper.h>
+#include <linux/kabi.h>
 
 #include <net/inet_connection_sock.h>
 #include <net/inet_timewait_sock.h>
@@ -1061,6 +1062,8 @@ struct rate_sample {
 	bool is_app_limited;	/* is sample from packet with bubble in pipe? */
 	bool is_retrans;	/* is sample from retransmission? */
 	bool is_ack_delayed;	/* is this (likely) a delayed ACK? */
+	KABI_RESERVE(1)
+	KABI_RESERVE(2)
 };
 
 struct tcp_congestion_ops {