137 	int (*build_header)(struct l2tp_session *session, void *buf);
138 	void (*recv_skb)(struct l2tp_session *session, struct sk_buff *skb, int data_len);
139 	void (*session_close)(struct l2tp_session *session);
140 	void (*ref)(struct l2tp_session *session);
141 	void (*deref)(struct l2tp_session *session);
210 	int (*session_delete)(struct l2tp_session *session);
218 static inline void *l2tp_session_priv(struct l2tp_session *session)  in l2tp_session_priv()  argument
220 	return &session->priv[0];  in l2tp_session_priv()
260 void __l2tp_session_unhash(struct l2tp_session *session);
261 int l2tp_session_delete(struct l2tp_session *session);
262 void l2tp_session_free(struct l2tp_session *session);
263 void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
266 int l2tp_session_queue_purge(struct l2tp_session *session);
268 void l2tp_session_set_header_len(struct l2tp_session *session, int version);
270 int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb,
280 static inline void l2tp_session_inc_refcount_1(struct l2tp_session *session)  in l2tp_session_inc_refcount_1()  argument
282 	atomic_inc(&session->ref_count);  in l2tp_session_inc_refcount_1()
285 static inline void l2tp_session_dec_refcount_1(struct l2tp_session *session)  in l2tp_session_dec_refcount_1()  argument
287 	if (atomic_dec_and_test(&session->ref_count))  in l2tp_session_dec_refcount_1()
288 		l2tp_session_free(session);  in l2tp_session_dec_refcount_1()