1 /* 1
2 * net/tipc/trace.h: TIPC tracepoints
3 *
4 * Copyright (c) 2018, Ericsson AB
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary
8 * modification, are permitted provided that t
9 *
10 * 1. Redistributions of source code must reta
11 * notice, this list of conditions and the
12 * 2. Redistributions in binary form must repr
13 * notice, this list of conditions and the
14 * documentation and/or other materials pro
15 * 3. Neither the names of the copyright holde
16 * contributors may be used to endorse or p
17 * this software without specific prior wri
18 *
19 * Alternatively, this software may be distrib
20 * GNU General Public License ("GPL") version
21 * Software Foundation.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCL
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND F
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYR
27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT L
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THE
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUD
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS S
33 * POSSIBILITY OF SUCH DAMAGE.
34 */
35
36 #undef TRACE_SYSTEM
37 #define TRACE_SYSTEM tipc
38
39 #if !defined(_TIPC_TRACE_H) || defined(TRACE_H
40 #define _TIPC_TRACE_H
41
42 #include <linux/tracepoint.h>
43 #include "core.h"
44 #include "link.h"
45 #include "socket.h"
46 #include "node.h"
47
48 #define SKB_LMIN (100)
49 #define SKB_LMAX (SKB_LMIN * 2)
50 #define LIST_LMIN (SKB_LMIN * 3)
51 #define LIST_LMAX (SKB_LMIN * 11)
52 #define SK_LMIN (SKB_LMIN * 2)
53 #define SK_LMAX (SKB_LMIN * 11)
54 #define LINK_LMIN (SKB_LMIN)
55 #define LINK_LMAX (SKB_LMIN * 16)
56 #define NODE_LMIN (SKB_LMIN)
57 #define NODE_LMAX (SKB_LMIN * 11)
58
59 #ifndef __TIPC_TRACE_ENUM
60 #define __TIPC_TRACE_ENUM
61 enum {
62 TIPC_DUMP_NONE = 0,
63
64 TIPC_DUMP_TRANSMQ = 1,
65 TIPC_DUMP_BACKLOGQ = (1 << 1),
66 TIPC_DUMP_DEFERDQ = (1 << 2),
67 TIPC_DUMP_INPUTQ = (1 << 3),
68 TIPC_DUMP_WAKEUP = (1 << 4),
69
70 TIPC_DUMP_SK_SNDQ = (1 << 8),
71 TIPC_DUMP_SK_RCVQ = (1 << 9),
72 TIPC_DUMP_SK_BKLGQ = (1 << 10),
73 TIPC_DUMP_ALL = 0xffffu
74 };
75 #endif
76
77 /* Link & Node FSM states: */
78 #define state_sym(val)
79 __print_symbolic(val,
80 {(0xe), "ESTAB
81 {(0xe << 4), "ESTAB
82 {(0x1 << 8), "RESET
83 {(0x2 << 12), "RESET
84 {(0xd << 16), "PEER_
85 {(0xf << 20), "FAILI
86 {(0xc << 24), "SYNCH
87 {(0xdd), "SELF_
88 {(0xaa), "SELF_
89 {(0xd1), "SELF_
90 {(0xac), "SELF_
91 {(0xca), "SELF_
92 {(0x1d), "SELF_
93 {(0xf0), "FAILI
94 {(0xcc), "SYNCH
95
96 /* Link & Node FSM events: */
97 #define evt_sym(val)
98 __print_symbolic(val,
99 {(0xec1ab1e), "ESTAB
100 {(0x9eed0e), "PEER_
101 {(0xfa110e), "FAILU
102 {(0x10ca1d0e), "RESET
103 {(0xfa110bee), "FAILO
104 {(0xfa110ede), "FAILO
105 {(0xc1ccbee), "SYNCH
106 {(0xc1ccede), "SYNCH
107 {(0xece), "SELF_
108 {(0x1ce), "SELF_
109 {(0x9ece), "PEER_
110 {(0x91ce), "PEER_
111 {(0xfbe), "FAILO
112 {(0xfee), "FAILO
113 {(0xcbe), "SYNCH
114 {(0xcee), "SYNCH
115
116 /* Bearer, net device events: */
117 #define dev_evt_sym(val)
118 __print_symbolic(val,
119 {(NETDEV_CHANGE),
120 {(NETDEV_GOING_DOWN),
121 {(NETDEV_UP),
122 {(NETDEV_CHANGEMTU),
123 {(NETDEV_CHANGEADDR),
124 {(NETDEV_UNREGISTER),
125 {(NETDEV_CHANGENAME),
126
127 extern unsigned long sysctl_tipc_sk_filter[5]
128
129 int tipc_skb_dump(struct sk_buff *skb, bool mo
130 int tipc_list_dump(struct sk_buff_head *list,
131 int tipc_sk_dump(struct sock *sk, u16 dqueues,
132 int tipc_link_dump(struct tipc_link *l, u16 dq
133 int tipc_node_dump(struct tipc_node *n, bool m
134 bool tipc_sk_filtering(struct sock *sk);
135
136 DECLARE_EVENT_CLASS(tipc_skb_class,
137
138 TP_PROTO(struct sk_buff *skb, bool mor
139
140 TP_ARGS(skb, more, header),
141
142 TP_STRUCT__entry(
143 __string(header, header)
144 __dynamic_array(char, buf, (mo
145 ),
146
147 TP_fast_assign(
148 __assign_str(header);
149 tipc_skb_dump(skb, more, __get
150 ),
151
152 TP_printk("%s\n%s", __get_str(header),
153 )
154
155 #define DEFINE_SKB_EVENT(name) \
156 DEFINE_EVENT(tipc_skb_class, name, \
157 TP_PROTO(struct sk_buff *skb, bool mor
158 TP_ARGS(skb, more, header))
159 DEFINE_SKB_EVENT(tipc_skb_dump);
160 DEFINE_SKB_EVENT(tipc_proto_build);
161 DEFINE_SKB_EVENT(tipc_proto_rcv);
162
163 DECLARE_EVENT_CLASS(tipc_list_class,
164
165 TP_PROTO(struct sk_buff_head *list, bo
166
167 TP_ARGS(list, more, header),
168
169 TP_STRUCT__entry(
170 __string(header, header)
171 __dynamic_array(char, buf, (mo
172 ),
173
174 TP_fast_assign(
175 __assign_str(header);
176 tipc_list_dump(list, more, __g
177 ),
178
179 TP_printk("%s\n%s", __get_str(header),
180 );
181
182 #define DEFINE_LIST_EVENT(name) \
183 DEFINE_EVENT(tipc_list_class, name, \
184 TP_PROTO(struct sk_buff_head *list, bo
185 TP_ARGS(list, more, header))
186 DEFINE_LIST_EVENT(tipc_list_dump);
187
188 DECLARE_EVENT_CLASS(tipc_sk_class,
189
190 TP_PROTO(struct sock *sk, struct sk_bu
191 const char *header),
192
193 TP_ARGS(sk, skb, dqueues, header),
194
195 TP_STRUCT__entry(
196 __string(header, header)
197 __field(u32, portid)
198 __dynamic_array(char, buf, (dq
199 __dynamic_array(char, skb_buf,
200 ),
201
202 TP_fast_assign(
203 __assign_str(header);
204 __entry->portid = tipc_sock_ge
205 tipc_sk_dump(sk, dqueues, __ge
206 if (skb)
207 tipc_skb_dump(skb, fal
208 else
209 *(__get_str(skb_buf))
210 ),
211
212 TP_printk("<%u> %s\n%s%s", __entry->po
213 __get_str(skb_buf), __get_st
214 );
215
216 #define DEFINE_SK_EVENT_FILTER(name) \
217 DEFINE_EVENT_CONDITION(tipc_sk_class, name, \
218 TP_PROTO(struct sock *sk, struct sk_bu
219 const char *header), \
220 TP_ARGS(sk, skb, dqueues, header), \
221 TP_CONDITION(tipc_sk_filtering(sk)))
222 DEFINE_SK_EVENT_FILTER(tipc_sk_dump);
223 DEFINE_SK_EVENT_FILTER(tipc_sk_create);
224 DEFINE_SK_EVENT_FILTER(tipc_sk_sendmcast);
225 DEFINE_SK_EVENT_FILTER(tipc_sk_sendmsg);
226 DEFINE_SK_EVENT_FILTER(tipc_sk_sendstream);
227 DEFINE_SK_EVENT_FILTER(tipc_sk_poll);
228 DEFINE_SK_EVENT_FILTER(tipc_sk_filter_rcv);
229 DEFINE_SK_EVENT_FILTER(tipc_sk_advance_rx);
230 DEFINE_SK_EVENT_FILTER(tipc_sk_rej_msg);
231 DEFINE_SK_EVENT_FILTER(tipc_sk_drop_msg);
232 DEFINE_SK_EVENT_FILTER(tipc_sk_release);
233 DEFINE_SK_EVENT_FILTER(tipc_sk_shutdown);
234
235 #define DEFINE_SK_EVENT_FILTER_COND(name, cond
236 DEFINE_EVENT_CONDITION(tipc_sk_class, name, \
237 TP_PROTO(struct sock *sk, struct sk_bu
238 const char *header), \
239 TP_ARGS(sk, skb, dqueues, header), \
240 TP_CONDITION(tipc_sk_filtering(sk) &&
241 DEFINE_SK_EVENT_FILTER_COND(tipc_sk_overlimit1
242 DEFINE_SK_EVENT_FILTER_COND(tipc_sk_overlimit2
243
244 DECLARE_EVENT_CLASS(tipc_link_class,
245
246 TP_PROTO(struct tipc_link *l, u16 dque
247
248 TP_ARGS(l, dqueues, header),
249
250 TP_STRUCT__entry(
251 __string(header, header)
252 __array(char, name, TIPC_MAX_L
253 __dynamic_array(char, buf, (dq
254 ),
255
256 TP_fast_assign(
257 __assign_str(header);
258 memcpy(__entry->name, tipc_lin
259 tipc_link_dump(l, dqueues, __g
260 ),
261
262 TP_printk("<%s> %s\n%s", __entry->name
263 __get_str(buf))
264 );
265
266 #define DEFINE_LINK_EVENT(name) \
267 DEFINE_EVENT(tipc_link_class, name, \
268 TP_PROTO(struct tipc_link *l, u16 dque
269 TP_ARGS(l, dqueues, header))
270 DEFINE_LINK_EVENT(tipc_link_dump);
271 DEFINE_LINK_EVENT(tipc_link_conges);
272 DEFINE_LINK_EVENT(tipc_link_timeout);
273 DEFINE_LINK_EVENT(tipc_link_reset);
274
275 #define DEFINE_LINK_EVENT_COND(name, cond) \
276 DEFINE_EVENT_CONDITION(tipc_link_class, name,
277 TP_PROTO(struct tipc_link *l, u16 dque
278 TP_ARGS(l, dqueues, header), \
279 TP_CONDITION(cond))
280 DEFINE_LINK_EVENT_COND(tipc_link_too_silent, t
281
282 DECLARE_EVENT_CLASS(tipc_link_transmq_class,
283
284 TP_PROTO(struct tipc_link *r, u16 f, u
285
286 TP_ARGS(r, f, t, tq),
287
288 TP_STRUCT__entry(
289 __array(char, name, TIPC_MAX_L
290 __field(u16, from)
291 __field(u16, to)
292 __field(u32, len)
293 __field(u16, fseqno)
294 __field(u16, lseqno)
295 ),
296
297 TP_fast_assign(
298 memcpy(__entry->name, tipc_lin
299 __entry->from = f;
300 __entry->to = t;
301 __entry->len = skb_queue_len(t
302 __entry->fseqno = __entry->len
303 msg_seqno(bu
304 __entry->lseqno = __entry->len
305 msg_seqno(bu
306 ),
307
308 TP_printk("<%s> retrans req: [%u-%u] t
309 __entry->name, __entry->from
310 __entry->len, __entry->fseqn
311 );
312
313 DEFINE_EVENT_CONDITION(tipc_link_transmq_class
314 TP_PROTO(struct tipc_link *r, u16 f, u
315 TP_ARGS(r, f, t, tq),
316 TP_CONDITION(less_eq(f, t))
317 );
318
319 DEFINE_EVENT_PRINT(tipc_link_transmq_class, ti
320 TP_PROTO(struct tipc_link *r, u16 f, u
321 TP_ARGS(r, f, t, tq),
322 TP_printk("<%s> acked: %u gap: %u tran
323 __entry->name, __entry->from
324 __entry->len, __entry->fseqn
325 );
326
327 DECLARE_EVENT_CLASS(tipc_node_class,
328
329 TP_PROTO(struct tipc_node *n, bool mor
330
331 TP_ARGS(n, more, header),
332
333 TP_STRUCT__entry(
334 __string(header, header)
335 __field(u32, addr)
336 __dynamic_array(char, buf, (mo
337 ),
338
339 TP_fast_assign(
340 __assign_str(header);
341 __entry->addr = tipc_node_get_
342 tipc_node_dump(n, more, __get_
343 ),
344
345 TP_printk("<%x> %s\n%s", __entry->addr
346 __get_str(buf))
347 );
348
349 #define DEFINE_NODE_EVENT(name) \
350 DEFINE_EVENT(tipc_node_class, name, \
351 TP_PROTO(struct tipc_node *n, bool mor
352 TP_ARGS(n, more, header))
353 DEFINE_NODE_EVENT(tipc_node_dump);
354 DEFINE_NODE_EVENT(tipc_node_create);
355 DEFINE_NODE_EVENT(tipc_node_delete);
356 DEFINE_NODE_EVENT(tipc_node_lost_contact);
357 DEFINE_NODE_EVENT(tipc_node_timeout);
358 DEFINE_NODE_EVENT(tipc_node_link_up);
359 DEFINE_NODE_EVENT(tipc_node_link_down);
360 DEFINE_NODE_EVENT(tipc_node_reset_links);
361 DEFINE_NODE_EVENT(tipc_node_check_state);
362
363 DECLARE_EVENT_CLASS(tipc_fsm_class,
364
365 TP_PROTO(const char *name, u32 os, u32
366
367 TP_ARGS(name, os, ns, evt),
368
369 TP_STRUCT__entry(
370 __string(name, name)
371 __field(u32, os)
372 __field(u32, ns)
373 __field(u32, evt)
374 ),
375
376 TP_fast_assign(
377 __assign_str(name);
378 __entry->os = os;
379 __entry->ns = ns;
380 __entry->evt = evt;
381 ),
382
383 TP_printk("<%s> %s--(%s)->%s\n", __get
384 state_sym(__entry->os), evt_
385 state_sym(__entry->ns))
386 );
387
388 #define DEFINE_FSM_EVENT(fsm_name) \
389 DEFINE_EVENT(tipc_fsm_class, fsm_name, \
390 TP_PROTO(const char *name, u32 os, u32
391 TP_ARGS(name, os, ns, evt))
392 DEFINE_FSM_EVENT(tipc_link_fsm);
393 DEFINE_FSM_EVENT(tipc_node_fsm);
394
395 TRACE_EVENT(tipc_l2_device_event,
396
397 TP_PROTO(struct net_device *dev, struc
398 unsigned long evt),
399
400 TP_ARGS(dev, b, evt),
401
402 TP_STRUCT__entry(
403 __string(dev_name, dev->name)
404 __string(b_name, b->name)
405 __field(unsigned long, evt)
406 __field(u8, b_up)
407 __field(u8, carrier)
408 __field(u8, oper)
409 ),
410
411 TP_fast_assign(
412 __assign_str(dev_name);
413 __assign_str(b_name);
414 __entry->evt = evt;
415 __entry->b_up = test_bit(0, &b
416 __entry->carrier = netif_carri
417 __entry->oper = netif_oper_up(
418 ),
419
420 TP_printk("%s on: <%s>/<%s> oper: %s c
421 dev_evt_sym(__entry->evt), _
422 __get_str(b_name), (__entry-
423 (__entry->carrier) ? "ok" :
424 (__entry->b_up) ? "up" : "do
425 );
426
427 #endif /* _TIPC_TRACE_H */
428
429 /* This part must be outside protection */
430 #undef TRACE_INCLUDE_PATH
431 #define TRACE_INCLUDE_PATH .
432 #undef TRACE_INCLUDE_FILE
433 #define TRACE_INCLUDE_FILE trace
434 #include <trace/define_trace.h>
435
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