xref: /linux/include/trace/events/tcp.h (revision 9410645520e9b820069761f3450ef6661418e279)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM tcp
4 
5 #if !defined(_TRACE_TCP_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_TCP_H
7 
8 #include <linux/ipv6.h>
9 #include <linux/tcp.h>
10 #include <linux/tracepoint.h>
11 #include <net/ipv6.h>
12 #include <net/tcp.h>
13 #include <linux/sock_diag.h>
14 #include <net/rstreason.h>
15 
16 /*
17  * tcp event with arguments sk and skb
18  *
19  * Note: this class requires a valid sk pointer; while skb pointer could
20  *       be NULL.
21  */
22 DECLARE_EVENT_CLASS(tcp_event_sk_skb,
23 
24 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
25 
26 	TP_ARGS(sk, skb),
27 
28 	TP_STRUCT__entry(
29 		__field(const void *, skbaddr)
30 		__field(const void *, skaddr)
31 		__field(int, state)
32 		__field(__u16, sport)
33 		__field(__u16, dport)
34 		__field(__u16, family)
35 		__array(__u8, saddr, 4)
36 		__array(__u8, daddr, 4)
37 		__array(__u8, saddr_v6, 16)
38 		__array(__u8, daddr_v6, 16)
39 	),
40 
41 	TP_fast_assign(
42 		const struct inet_sock *inet = inet_sk(sk);
43 		__be32 *p32;
44 
45 		__entry->skbaddr = skb;
46 		__entry->skaddr = sk;
47 		__entry->state = sk->sk_state;
48 
49 		__entry->sport = ntohs(inet->inet_sport);
50 		__entry->dport = ntohs(inet->inet_dport);
51 		__entry->family = sk->sk_family;
52 
53 		p32 = (__be32 *) __entry->saddr;
54 		*p32 = inet->inet_saddr;
55 
56 		p32 = (__be32 *) __entry->daddr;
57 		*p32 =  inet->inet_daddr;
58 
59 		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
60 			      sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
61 	),
62 
63 	TP_printk("skbaddr=%p skaddr=%p family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s",
64 		  __entry->skbaddr, __entry->skaddr,
65 		  show_family_name(__entry->family),
66 		  __entry->sport, __entry->dport, __entry->saddr, __entry->daddr,
67 		  __entry->saddr_v6, __entry->daddr_v6,
68 		  show_tcp_state_name(__entry->state))
69 );
70 
71 DEFINE_EVENT(tcp_event_sk_skb, tcp_retransmit_skb,
72 
73 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
74 
75 	TP_ARGS(sk, skb)
76 );
77 
78 #undef FN
79 #define FN(reason)	TRACE_DEFINE_ENUM(SK_RST_REASON_##reason);
80 DEFINE_RST_REASON(FN, FN)
81 
82 #undef FN
83 #undef FNe
84 #define FN(reason)	{ SK_RST_REASON_##reason, #reason },
85 #define FNe(reason)	{ SK_RST_REASON_##reason, #reason }
86 
87 /*
88  * skb of trace_tcp_send_reset is the skb that caused RST. In case of
89  * active reset, skb should be NULL
90  */
91 TRACE_EVENT(tcp_send_reset,
92 
93 	TP_PROTO(const struct sock *sk,
94 		 const struct sk_buff *skb__nullable,
95 		 const enum sk_rst_reason reason),
96 
97 	TP_ARGS(sk, skb__nullable, reason),
98 
99 	TP_STRUCT__entry(
100 		__field(const void *, skbaddr)
101 		__field(const void *, skaddr)
102 		__field(int, state)
103 		__field(enum sk_rst_reason, reason)
104 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
105 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
106 	),
107 
108 	TP_fast_assign(
109 		__entry->skbaddr = skb__nullable;
110 		__entry->skaddr = sk;
111 		/* Zero means unknown state. */
112 		__entry->state = sk ? sk->sk_state : 0;
113 
114 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
115 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
116 
117 		if (sk && sk_fullsock(sk)) {
118 			const struct inet_sock *inet = inet_sk(sk);
119 
120 			TP_STORE_ADDR_PORTS(__entry, inet, sk);
121 		} else if (skb__nullable) {
122 			const struct tcphdr *th = (const struct tcphdr *)skb__nullable->data;
123 			/*
124 			 * We should reverse the 4-tuple of skb, so later
125 			 * it can print the right flow direction of rst.
126 			 */
127 			TP_STORE_ADDR_PORTS_SKB(skb__nullable, th, entry->daddr, entry->saddr);
128 		}
129 		__entry->reason = reason;
130 	),
131 
132 	TP_printk("skbaddr=%p skaddr=%p src=%pISpc dest=%pISpc state=%s reason=%s",
133 		  __entry->skbaddr, __entry->skaddr,
134 		  __entry->saddr, __entry->daddr,
135 		  __entry->state ? show_tcp_state_name(__entry->state) : "UNKNOWN",
136 		  __print_symbolic(__entry->reason, DEFINE_RST_REASON(FN, FNe)))
137 );
138 
139 #undef FN
140 #undef FNe
141 
142 /*
143  * tcp event with arguments sk
144  *
145  * Note: this class requires a valid sk pointer.
146  */
147 DECLARE_EVENT_CLASS(tcp_event_sk,
148 
149 	TP_PROTO(struct sock *sk),
150 
151 	TP_ARGS(sk),
152 
153 	TP_STRUCT__entry(
154 		__field(const void *, skaddr)
155 		__field(__u16, sport)
156 		__field(__u16, dport)
157 		__field(__u16, family)
158 		__array(__u8, saddr, 4)
159 		__array(__u8, daddr, 4)
160 		__array(__u8, saddr_v6, 16)
161 		__array(__u8, daddr_v6, 16)
162 		__field(__u64, sock_cookie)
163 	),
164 
165 	TP_fast_assign(
166 		struct inet_sock *inet = inet_sk(sk);
167 		__be32 *p32;
168 
169 		__entry->skaddr = sk;
170 
171 		__entry->sport = ntohs(inet->inet_sport);
172 		__entry->dport = ntohs(inet->inet_dport);
173 		__entry->family = sk->sk_family;
174 
175 		p32 = (__be32 *) __entry->saddr;
176 		*p32 = inet->inet_saddr;
177 
178 		p32 = (__be32 *) __entry->daddr;
179 		*p32 =  inet->inet_daddr;
180 
181 		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
182 			       sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
183 
184 		__entry->sock_cookie = sock_gen_cookie(sk);
185 	),
186 
187 	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c sock_cookie=%llx",
188 		  show_family_name(__entry->family),
189 		  __entry->sport, __entry->dport,
190 		  __entry->saddr, __entry->daddr,
191 		  __entry->saddr_v6, __entry->daddr_v6,
192 		  __entry->sock_cookie)
193 );
194 
195 DEFINE_EVENT(tcp_event_sk, tcp_receive_reset,
196 
197 	TP_PROTO(struct sock *sk),
198 
199 	TP_ARGS(sk)
200 );
201 
202 DEFINE_EVENT(tcp_event_sk, tcp_destroy_sock,
203 
204 	TP_PROTO(struct sock *sk),
205 
206 	TP_ARGS(sk)
207 );
208 
209 DEFINE_EVENT(tcp_event_sk, tcp_rcv_space_adjust,
210 
211 	TP_PROTO(struct sock *sk),
212 
213 	TP_ARGS(sk)
214 );
215 
216 TRACE_EVENT(tcp_retransmit_synack,
217 
218 	TP_PROTO(const struct sock *sk, const struct request_sock *req),
219 
220 	TP_ARGS(sk, req),
221 
222 	TP_STRUCT__entry(
223 		__field(const void *, skaddr)
224 		__field(const void *, req)
225 		__field(__u16, sport)
226 		__field(__u16, dport)
227 		__field(__u16, family)
228 		__array(__u8, saddr, 4)
229 		__array(__u8, daddr, 4)
230 		__array(__u8, saddr_v6, 16)
231 		__array(__u8, daddr_v6, 16)
232 	),
233 
234 	TP_fast_assign(
235 		struct inet_request_sock *ireq = inet_rsk(req);
236 		__be32 *p32;
237 
238 		__entry->skaddr = sk;
239 		__entry->req = req;
240 
241 		__entry->sport = ireq->ir_num;
242 		__entry->dport = ntohs(ireq->ir_rmt_port);
243 		__entry->family = sk->sk_family;
244 
245 		p32 = (__be32 *) __entry->saddr;
246 		*p32 = ireq->ir_loc_addr;
247 
248 		p32 = (__be32 *) __entry->daddr;
249 		*p32 = ireq->ir_rmt_addr;
250 
251 		TP_STORE_ADDRS(__entry, ireq->ir_loc_addr, ireq->ir_rmt_addr,
252 			      ireq->ir_v6_loc_addr, ireq->ir_v6_rmt_addr);
253 	),
254 
255 	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c",
256 		  show_family_name(__entry->family),
257 		  __entry->sport, __entry->dport,
258 		  __entry->saddr, __entry->daddr,
259 		  __entry->saddr_v6, __entry->daddr_v6)
260 );
261 
262 #include <trace/events/net_probe_common.h>
263 
264 TRACE_EVENT(tcp_probe,
265 
266 	TP_PROTO(struct sock *sk, struct sk_buff *skb),
267 
268 	TP_ARGS(sk, skb),
269 
270 	TP_STRUCT__entry(
271 		/* sockaddr_in6 is always bigger than sockaddr_in */
272 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
273 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
274 		__field(__u16, sport)
275 		__field(__u16, dport)
276 		__field(__u16, family)
277 		__field(__u32, mark)
278 		__field(__u16, data_len)
279 		__field(__u32, snd_nxt)
280 		__field(__u32, snd_una)
281 		__field(__u32, snd_cwnd)
282 		__field(__u32, ssthresh)
283 		__field(__u32, snd_wnd)
284 		__field(__u32, srtt)
285 		__field(__u32, rcv_wnd)
286 		__field(__u64, sock_cookie)
287 		__field(const void *, skbaddr)
288 		__field(const void *, skaddr)
289 	),
290 
291 	TP_fast_assign(
292 		const struct tcphdr *th = (const struct tcphdr *)skb->data;
293 		const struct inet_sock *inet = inet_sk(sk);
294 		const struct tcp_sock *tp = tcp_sk(sk);
295 
296 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
297 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
298 
299 		TP_STORE_ADDR_PORTS(__entry, inet, sk);
300 
301 		/* For filtering use */
302 		__entry->sport = ntohs(inet->inet_sport);
303 		__entry->dport = ntohs(inet->inet_dport);
304 		__entry->mark = skb->mark;
305 		__entry->family = sk->sk_family;
306 
307 		__entry->data_len = skb->len - __tcp_hdrlen(th);
308 		__entry->snd_nxt = tp->snd_nxt;
309 		__entry->snd_una = tp->snd_una;
310 		__entry->snd_cwnd = tcp_snd_cwnd(tp);
311 		__entry->snd_wnd = tp->snd_wnd;
312 		__entry->rcv_wnd = tp->rcv_wnd;
313 		__entry->ssthresh = tcp_current_ssthresh(sk);
314 		__entry->srtt = tp->srtt_us >> 3;
315 		__entry->sock_cookie = sock_gen_cookie(sk);
316 
317 		__entry->skbaddr = skb;
318 		__entry->skaddr = sk;
319 	),
320 
321 	TP_printk("family=%s src=%pISpc dest=%pISpc mark=%#x data_len=%d snd_nxt=%#x snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u rcv_wnd=%u sock_cookie=%llx skbaddr=%p skaddr=%p",
322 		  show_family_name(__entry->family),
323 		  __entry->saddr, __entry->daddr, __entry->mark,
324 		  __entry->data_len, __entry->snd_nxt, __entry->snd_una,
325 		  __entry->snd_cwnd, __entry->ssthresh, __entry->snd_wnd,
326 		  __entry->srtt, __entry->rcv_wnd, __entry->sock_cookie,
327 		  __entry->skbaddr, __entry->skaddr)
328 );
329 
330 /*
331  * tcp event with only skb
332  */
333 DECLARE_EVENT_CLASS(tcp_event_skb,
334 
335 	TP_PROTO(const struct sk_buff *skb),
336 
337 	TP_ARGS(skb),
338 
339 	TP_STRUCT__entry(
340 		__field(const void *, skbaddr)
341 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
342 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
343 	),
344 
345 	TP_fast_assign(
346 		const struct tcphdr *th = (const struct tcphdr *)skb->data;
347 		__entry->skbaddr = skb;
348 
349 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
350 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
351 
352 		TP_STORE_ADDR_PORTS_SKB(skb, th, __entry->saddr, __entry->daddr);
353 	),
354 
355 	TP_printk("skbaddr=%p src=%pISpc dest=%pISpc",
356 		  __entry->skbaddr, __entry->saddr, __entry->daddr)
357 );
358 
359 DEFINE_EVENT(tcp_event_skb, tcp_bad_csum,
360 
361 	TP_PROTO(const struct sk_buff *skb),
362 
363 	TP_ARGS(skb)
364 );
365 
366 TRACE_EVENT(tcp_cong_state_set,
367 
368 	TP_PROTO(struct sock *sk, const u8 ca_state),
369 
370 	TP_ARGS(sk, ca_state),
371 
372 	TP_STRUCT__entry(
373 		__field(const void *, skaddr)
374 		__field(__u16, sport)
375 		__field(__u16, dport)
376 		__field(__u16, family)
377 		__array(__u8, saddr, 4)
378 		__array(__u8, daddr, 4)
379 		__array(__u8, saddr_v6, 16)
380 		__array(__u8, daddr_v6, 16)
381 		__field(__u8, cong_state)
382 	),
383 
384 	TP_fast_assign(
385 		struct inet_sock *inet = inet_sk(sk);
386 		__be32 *p32;
387 
388 		__entry->skaddr = sk;
389 
390 		__entry->sport = ntohs(inet->inet_sport);
391 		__entry->dport = ntohs(inet->inet_dport);
392 		__entry->family = sk->sk_family;
393 
394 		p32 = (__be32 *) __entry->saddr;
395 		*p32 = inet->inet_saddr;
396 
397 		p32 = (__be32 *) __entry->daddr;
398 		*p32 =  inet->inet_daddr;
399 
400 		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
401 			   sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
402 
403 		__entry->cong_state = ca_state;
404 	),
405 
406 	TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c cong_state=%u",
407 		  show_family_name(__entry->family),
408 		  __entry->sport, __entry->dport,
409 		  __entry->saddr, __entry->daddr,
410 		  __entry->saddr_v6, __entry->daddr_v6,
411 		  __entry->cong_state)
412 );
413 
414 DECLARE_EVENT_CLASS(tcp_hash_event,
415 
416 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
417 
418 	TP_ARGS(sk, skb),
419 
420 	TP_STRUCT__entry(
421 		__field(__u64, net_cookie)
422 		__field(const void *, skbaddr)
423 		__field(const void *, skaddr)
424 		__field(int, state)
425 
426 		/* sockaddr_in6 is always bigger than sockaddr_in */
427 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
428 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
429 		__field(int, l3index)
430 
431 		__field(__u16, sport)
432 		__field(__u16, dport)
433 		__field(__u16, family)
434 
435 		__field(bool, fin)
436 		__field(bool, syn)
437 		__field(bool, rst)
438 		__field(bool, psh)
439 		__field(bool, ack)
440 	),
441 
442 	TP_fast_assign(
443 		const struct tcphdr *th = (const struct tcphdr *)skb->data;
444 
445 		__entry->net_cookie = sock_net(sk)->net_cookie;
446 		__entry->skbaddr = skb;
447 		__entry->skaddr = sk;
448 		__entry->state = sk->sk_state;
449 
450 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
451 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
452 		TP_STORE_ADDR_PORTS_SKB(skb, th, __entry->saddr, __entry->daddr);
453 		__entry->l3index = inet_sdif(skb) ? inet_iif(skb) : 0;
454 
455 		/* For filtering use */
456 		__entry->sport = ntohs(th->source);
457 		__entry->dport = ntohs(th->dest);
458 		__entry->family = sk->sk_family;
459 
460 		__entry->fin = th->fin;
461 		__entry->syn = th->syn;
462 		__entry->rst = th->rst;
463 		__entry->psh = th->psh;
464 		__entry->ack = th->ack;
465 	),
466 
467 	TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc L3index=%d [%c%c%c%c%c]",
468 		  __entry->net_cookie,
469 		  show_tcp_state_name(__entry->state),
470 		  show_family_name(__entry->family),
471 		  __entry->saddr, __entry->daddr,
472 		  __entry->l3index,
473 		  __entry->fin ? 'F' : ' ',
474 		  __entry->syn ? 'S' : ' ',
475 		  __entry->rst ? 'R' : ' ',
476 		  __entry->psh ? 'P' : ' ',
477 		  __entry->ack ? '.' : ' ')
478 );
479 
480 DEFINE_EVENT(tcp_hash_event, tcp_hash_bad_header,
481 
482 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
483 	TP_ARGS(sk, skb)
484 );
485 
486 DEFINE_EVENT(tcp_hash_event, tcp_hash_md5_required,
487 
488 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
489 	TP_ARGS(sk, skb)
490 );
491 
492 DEFINE_EVENT(tcp_hash_event, tcp_hash_md5_unexpected,
493 
494 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
495 	TP_ARGS(sk, skb)
496 );
497 
498 DEFINE_EVENT(tcp_hash_event, tcp_hash_md5_mismatch,
499 
500 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
501 	TP_ARGS(sk, skb)
502 );
503 
504 DEFINE_EVENT(tcp_hash_event, tcp_hash_ao_required,
505 
506 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb),
507 	TP_ARGS(sk, skb)
508 );
509 
510 DECLARE_EVENT_CLASS(tcp_ao_event,
511 
512 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
513 		 const __u8 keyid, const __u8 rnext, const __u8 maclen),
514 
515 	TP_ARGS(sk, skb, keyid, rnext, maclen),
516 
517 	TP_STRUCT__entry(
518 		__field(__u64, net_cookie)
519 		__field(const void *, skbaddr)
520 		__field(const void *, skaddr)
521 		__field(int, state)
522 
523 		/* sockaddr_in6 is always bigger than sockaddr_in */
524 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
525 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
526 		__field(int, l3index)
527 
528 		__field(__u16, sport)
529 		__field(__u16, dport)
530 		__field(__u16, family)
531 
532 		__field(bool, fin)
533 		__field(bool, syn)
534 		__field(bool, rst)
535 		__field(bool, psh)
536 		__field(bool, ack)
537 
538 		__field(__u8, keyid)
539 		__field(__u8, rnext)
540 		__field(__u8, maclen)
541 	),
542 
543 	TP_fast_assign(
544 		const struct tcphdr *th = (const struct tcphdr *)skb->data;
545 
546 		__entry->net_cookie = sock_net(sk)->net_cookie;
547 		__entry->skbaddr = skb;
548 		__entry->skaddr = sk;
549 		__entry->state = sk->sk_state;
550 
551 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
552 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
553 		TP_STORE_ADDR_PORTS_SKB(skb, th, __entry->saddr, __entry->daddr);
554 		__entry->l3index = inet_sdif(skb) ? inet_iif(skb) : 0;
555 
556 		/* For filtering use */
557 		__entry->sport = ntohs(th->source);
558 		__entry->dport = ntohs(th->dest);
559 		__entry->family = sk->sk_family;
560 
561 		__entry->fin = th->fin;
562 		__entry->syn = th->syn;
563 		__entry->rst = th->rst;
564 		__entry->psh = th->psh;
565 		__entry->ack = th->ack;
566 
567 		__entry->keyid = keyid;
568 		__entry->rnext = rnext;
569 		__entry->maclen = maclen;
570 	),
571 
572 	TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc L3index=%d [%c%c%c%c%c] keyid=%u rnext=%u maclen=%u",
573 		  __entry->net_cookie,
574 		  show_tcp_state_name(__entry->state),
575 		  show_family_name(__entry->family),
576 		  __entry->saddr, __entry->daddr,
577 		  __entry->l3index,
578 		  __entry->fin ? 'F' : ' ',
579 		  __entry->syn ? 'S' : ' ',
580 		  __entry->rst ? 'R' : ' ',
581 		  __entry->psh ? 'P' : ' ',
582 		  __entry->ack ? '.' : ' ',
583 		  __entry->keyid, __entry->rnext, __entry->maclen)
584 );
585 
586 DEFINE_EVENT(tcp_ao_event, tcp_ao_handshake_failure,
587 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
588 		 const __u8 keyid, const __u8 rnext, const __u8 maclen),
589 	TP_ARGS(sk, skb, keyid, rnext, maclen)
590 );
591 
592 DEFINE_EVENT(tcp_ao_event, tcp_ao_wrong_maclen,
593 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
594 		 const __u8 keyid, const __u8 rnext, const __u8 maclen),
595 	TP_ARGS(sk, skb, keyid, rnext, maclen)
596 );
597 
598 DEFINE_EVENT(tcp_ao_event, tcp_ao_mismatch,
599 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
600 		 const __u8 keyid, const __u8 rnext, const __u8 maclen),
601 	TP_ARGS(sk, skb, keyid, rnext, maclen)
602 );
603 
604 DEFINE_EVENT(tcp_ao_event, tcp_ao_key_not_found,
605 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
606 		 const __u8 keyid, const __u8 rnext, const __u8 maclen),
607 	TP_ARGS(sk, skb, keyid, rnext, maclen)
608 );
609 
610 DEFINE_EVENT(tcp_ao_event, tcp_ao_rnext_request,
611 	TP_PROTO(const struct sock *sk, const struct sk_buff *skb,
612 		 const __u8 keyid, const __u8 rnext, const __u8 maclen),
613 	TP_ARGS(sk, skb, keyid, rnext, maclen)
614 );
615 
616 DECLARE_EVENT_CLASS(tcp_ao_event_sk,
617 
618 	TP_PROTO(const struct sock *sk, const __u8 keyid, const __u8 rnext),
619 
620 	TP_ARGS(sk, keyid, rnext),
621 
622 	TP_STRUCT__entry(
623 		__field(__u64, net_cookie)
624 		__field(const void *, skaddr)
625 		__field(int, state)
626 
627 		/* sockaddr_in6 is always bigger than sockaddr_in */
628 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
629 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
630 
631 		__field(__u16, sport)
632 		__field(__u16, dport)
633 		__field(__u16, family)
634 
635 		__field(__u8, keyid)
636 		__field(__u8, rnext)
637 	),
638 
639 	TP_fast_assign(
640 		const struct inet_sock *inet = inet_sk(sk);
641 
642 		__entry->net_cookie = sock_net(sk)->net_cookie;
643 		__entry->skaddr = sk;
644 		__entry->state = sk->sk_state;
645 
646 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
647 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
648 		TP_STORE_ADDR_PORTS(__entry, inet, sk);
649 
650 		/* For filtering use */
651 		__entry->sport = ntohs(inet->inet_sport);
652 		__entry->dport = ntohs(inet->inet_dport);
653 		__entry->family = sk->sk_family;
654 
655 		__entry->keyid = keyid;
656 		__entry->rnext = rnext;
657 	),
658 
659 	TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc keyid=%u rnext=%u",
660 		  __entry->net_cookie,
661 		  show_tcp_state_name(__entry->state),
662 		  show_family_name(__entry->family),
663 		  __entry->saddr, __entry->daddr,
664 		  __entry->keyid, __entry->rnext)
665 );
666 
667 DEFINE_EVENT(tcp_ao_event_sk, tcp_ao_synack_no_key,
668 	TP_PROTO(const struct sock *sk, const __u8 keyid, const __u8 rnext),
669 	TP_ARGS(sk, keyid, rnext)
670 );
671 
672 DECLARE_EVENT_CLASS(tcp_ao_event_sne,
673 
674 	TP_PROTO(const struct sock *sk, __u32 new_sne),
675 
676 	TP_ARGS(sk, new_sne),
677 
678 	TP_STRUCT__entry(
679 		__field(__u64, net_cookie)
680 		__field(const void *, skaddr)
681 		__field(int, state)
682 
683 		/* sockaddr_in6 is always bigger than sockaddr_in */
684 		__array(__u8, saddr, sizeof(struct sockaddr_in6))
685 		__array(__u8, daddr, sizeof(struct sockaddr_in6))
686 
687 		__field(__u16, sport)
688 		__field(__u16, dport)
689 		__field(__u16, family)
690 
691 		__field(__u32, new_sne)
692 	),
693 
694 	TP_fast_assign(
695 		const struct inet_sock *inet = inet_sk(sk);
696 
697 		__entry->net_cookie = sock_net(sk)->net_cookie;
698 		__entry->skaddr = sk;
699 		__entry->state = sk->sk_state;
700 
701 		memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
702 		memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
703 		TP_STORE_ADDR_PORTS(__entry, inet, sk);
704 
705 		/* For filtering use */
706 		__entry->sport = ntohs(inet->inet_sport);
707 		__entry->dport = ntohs(inet->inet_dport);
708 		__entry->family = sk->sk_family;
709 
710 		__entry->new_sne = new_sne;
711 	),
712 
713 	TP_printk("net=%llu state=%s family=%s src=%pISpc dest=%pISpc sne=%u",
714 		  __entry->net_cookie,
715 		  show_tcp_state_name(__entry->state),
716 		  show_family_name(__entry->family),
717 		  __entry->saddr, __entry->daddr,
718 		  __entry->new_sne)
719 );
720 
721 DEFINE_EVENT(tcp_ao_event_sne, tcp_ao_snd_sne_update,
722 	TP_PROTO(const struct sock *sk, __u32 new_sne),
723 	TP_ARGS(sk, new_sne)
724 );
725 
726 DEFINE_EVENT(tcp_ao_event_sne, tcp_ao_rcv_sne_update,
727 	TP_PROTO(const struct sock *sk, __u32 new_sne),
728 	TP_ARGS(sk, new_sne)
729 );
730 
731 #endif /* _TRACE_TCP_H */
732 
733 /* This part must be outside protection */
734 #include <trace/define_trace.h>
735