--- zzzz-none-000/linux-4.19.183/include/net/sock.h	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/include/net/sock.h	2023-06-28 08:54:20.000000000 +0000
@@ -495,6 +495,9 @@
 #endif
 	struct sock_cgroup_data	sk_cgrp_data;
 	struct mem_cgroup	*sk_memcg;
+#ifdef CONFIG_AVM_SK_TC_INDEX
+	unsigned long		sk_tc_index;
+#endif
 	void			(*sk_state_change)(struct sock *sk);
 	void			(*sk_data_ready)(struct sock *sk);
 	void			(*sk_write_space)(struct sock *sk);
@@ -815,6 +818,9 @@
 	SOCK_SELECT_ERR_QUEUE, /* Wake select on error queue */
 	SOCK_RCU_FREE, /* wait rcu grace period in sk_destruct() */
 	SOCK_TXTIME,
+#if defined(CONFIG_BCM_KF_MPTCP) && defined(CONFIG_BCM_MPTCP)
+	SOCK_MPTCP, /* MPTCP set on this socket */
+#endif
 };
 
 #define SK_FLAGS_TIMESTAMP ((1UL << SOCK_TIMESTAMP) | (1UL << SOCK_TIMESTAMPING_RX_SOFTWARE))
@@ -1122,6 +1128,9 @@
 	void			(*unhash)(struct sock *sk);
 	void			(*rehash)(struct sock *sk);
 	int			(*get_port)(struct sock *sk, unsigned short snum);
+#if defined(CONFIG_BCM_KF_MPTCP) && defined(CONFIG_BCM_MPTCP)
+	void			(*clear_sk)(struct sock *sk, int size);
+#endif
 
 	/* Keeping track of sockets in use */
 #ifdef CONFIG_PROC_FS