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1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM sunrpc
4 
5 #if !defined(_TRACE_SUNRPC_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_SUNRPC_H
7 
8 #include <linux/sunrpc/sched.h>
9 #include <linux/sunrpc/clnt.h>
10 #include <linux/sunrpc/svc.h>
11 #include <linux/sunrpc/xprtsock.h>
12 #include <linux/sunrpc/svc_xprt.h>
13 #include <net/tcp_states.h>
14 #include <linux/net.h>
15 #include <linux/tracepoint.h>
16 
17 DECLARE_EVENT_CLASS(rpc_task_status,
18 
19 	TP_PROTO(struct rpc_task *task),
20 
21 	TP_ARGS(task),
22 
23 	TP_STRUCT__entry(
24 		__field(unsigned int, task_id)
25 		__field(unsigned int, client_id)
26 		__field(int, status)
27 	),
28 
29 	TP_fast_assign(
30 		__entry->task_id = task->tk_pid;
31 		__entry->client_id = task->tk_client->cl_clid;
32 		__entry->status = task->tk_status;
33 	),
34 
35 	TP_printk("task:%u@%u, status %d",
36 		__entry->task_id, __entry->client_id,
37 		__entry->status)
38 );
39 
40 DEFINE_EVENT(rpc_task_status, rpc_call_status,
41 	TP_PROTO(struct rpc_task *task),
42 
43 	TP_ARGS(task)
44 );
45 
46 DEFINE_EVENT(rpc_task_status, rpc_bind_status,
47 	TP_PROTO(struct rpc_task *task),
48 
49 	TP_ARGS(task)
50 );
51 
52 TRACE_EVENT(rpc_connect_status,
53 	TP_PROTO(struct rpc_task *task, int status),
54 
55 	TP_ARGS(task, status),
56 
57 	TP_STRUCT__entry(
58 		__field(unsigned int, task_id)
59 		__field(unsigned int, client_id)
60 		__field(int, status)
61 	),
62 
63 	TP_fast_assign(
64 		__entry->task_id = task->tk_pid;
65 		__entry->client_id = task->tk_client->cl_clid;
66 		__entry->status = status;
67 	),
68 
69 	TP_printk("task:%u@%u, status %d",
70 		__entry->task_id, __entry->client_id,
71 		__entry->status)
72 );
73 
74 DECLARE_EVENT_CLASS(rpc_task_running,
75 
76 	TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
77 
78 	TP_ARGS(clnt, task, action),
79 
80 	TP_STRUCT__entry(
81 		__field(unsigned int, task_id)
82 		__field(unsigned int, client_id)
83 		__field(const void *, action)
84 		__field(unsigned long, runstate)
85 		__field(int, status)
86 		__field(unsigned short, flags)
87 		),
88 
89 	TP_fast_assign(
90 		__entry->client_id = clnt ? clnt->cl_clid : -1;
91 		__entry->task_id = task->tk_pid;
92 		__entry->action = action;
93 		__entry->runstate = task->tk_runstate;
94 		__entry->status = task->tk_status;
95 		__entry->flags = task->tk_flags;
96 		),
97 
98 	TP_printk("task:%u@%d flags=%4.4x state=%4.4lx status=%d action=%pf",
99 		__entry->task_id, __entry->client_id,
100 		__entry->flags,
101 		__entry->runstate,
102 		__entry->status,
103 		__entry->action
104 		)
105 );
106 
107 DEFINE_EVENT(rpc_task_running, rpc_task_begin,
108 
109 	TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
110 
111 	TP_ARGS(clnt, task, action)
112 
113 );
114 
115 DEFINE_EVENT(rpc_task_running, rpc_task_run_action,
116 
117 	TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
118 
119 	TP_ARGS(clnt, task, action)
120 
121 );
122 
123 DEFINE_EVENT(rpc_task_running, rpc_task_complete,
124 
125 	TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
126 
127 	TP_ARGS(clnt, task, action)
128 
129 );
130 
131 DECLARE_EVENT_CLASS(rpc_task_queued,
132 
133 	TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
134 
135 	TP_ARGS(clnt, task, q),
136 
137 	TP_STRUCT__entry(
138 		__field(unsigned int, task_id)
139 		__field(unsigned int, client_id)
140 		__field(unsigned long, timeout)
141 		__field(unsigned long, runstate)
142 		__field(int, status)
143 		__field(unsigned short, flags)
144 		__string(q_name, rpc_qname(q))
145 		),
146 
147 	TP_fast_assign(
148 		__entry->client_id = clnt->cl_clid;
149 		__entry->task_id = task->tk_pid;
150 		__entry->timeout = task->tk_timeout;
151 		__entry->runstate = task->tk_runstate;
152 		__entry->status = task->tk_status;
153 		__entry->flags = task->tk_flags;
154 		__assign_str(q_name, rpc_qname(q));
155 		),
156 
157 	TP_printk("task:%u@%u flags=%4.4x state=%4.4lx status=%d timeout=%lu queue=%s",
158 		__entry->task_id, __entry->client_id,
159 		__entry->flags,
160 		__entry->runstate,
161 		__entry->status,
162 		__entry->timeout,
163 		__get_str(q_name)
164 		)
165 );
166 
167 DEFINE_EVENT(rpc_task_queued, rpc_task_sleep,
168 
169 	TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
170 
171 	TP_ARGS(clnt, task, q)
172 
173 );
174 
175 DEFINE_EVENT(rpc_task_queued, rpc_task_wakeup,
176 
177 	TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
178 
179 	TP_ARGS(clnt, task, q)
180 
181 );
182 
183 /*
184  * First define the enums in the below macros to be exported to userspace
185  * via TRACE_DEFINE_ENUM().
186  */
187 #undef EM
188 #undef EMe
189 #define EM(a, b)	TRACE_DEFINE_ENUM(a);
190 #define EMe(a, b)	TRACE_DEFINE_ENUM(a);
191 
192 #define RPC_SHOW_SOCKET				\
193 	EM( SS_FREE, "FREE" )			\
194 	EM( SS_UNCONNECTED, "UNCONNECTED" )	\
195 	EM( SS_CONNECTING, "CONNECTING," )	\
196 	EM( SS_CONNECTED, "CONNECTED," )	\
197 	EMe(SS_DISCONNECTING, "DISCONNECTING" )
198 
199 #define rpc_show_socket_state(state) \
200 	__print_symbolic(state, RPC_SHOW_SOCKET)
201 
202 RPC_SHOW_SOCKET
203 
204 #define RPC_SHOW_SOCK				\
205 	EM( TCP_ESTABLISHED, "ESTABLISHED" )	\
206 	EM( TCP_SYN_SENT, "SYN_SENT" )		\
207 	EM( TCP_SYN_RECV, "SYN_RECV" )		\
208 	EM( TCP_FIN_WAIT1, "FIN_WAIT1" )	\
209 	EM( TCP_FIN_WAIT2, "FIN_WAIT2" )	\
210 	EM( TCP_TIME_WAIT, "TIME_WAIT" )	\
211 	EM( TCP_CLOSE, "CLOSE" )		\
212 	EM( TCP_CLOSE_WAIT, "CLOSE_WAIT" )	\
213 	EM( TCP_LAST_ACK, "LAST_ACK" )		\
214 	EM( TCP_LISTEN, "LISTEN" )		\
215 	EMe( TCP_CLOSING, "CLOSING" )
216 
217 #define rpc_show_sock_state(state) \
218 	__print_symbolic(state, RPC_SHOW_SOCK)
219 
220 RPC_SHOW_SOCK
221 
222 /*
223  * Now redefine the EM() and EMe() macros to map the enums to the strings
224  * that will be printed in the output.
225  */
226 #undef EM
227 #undef EMe
228 #define EM(a, b)	{a, b},
229 #define EMe(a, b)	{a, b}
230 
231 DECLARE_EVENT_CLASS(xs_socket_event,
232 
233 		TP_PROTO(
234 			struct rpc_xprt *xprt,
235 			struct socket *socket
236 		),
237 
238 		TP_ARGS(xprt, socket),
239 
240 		TP_STRUCT__entry(
241 			__field(unsigned int, socket_state)
242 			__field(unsigned int, sock_state)
243 			__field(unsigned long long, ino)
244 			__string(dstaddr,
245 				xprt->address_strings[RPC_DISPLAY_ADDR])
246 			__string(dstport,
247 				xprt->address_strings[RPC_DISPLAY_PORT])
248 		),
249 
250 		TP_fast_assign(
251 			struct inode *inode = SOCK_INODE(socket);
252 			__entry->socket_state = socket->state;
253 			__entry->sock_state = socket->sk->sk_state;
254 			__entry->ino = (unsigned long long)inode->i_ino;
255 			__assign_str(dstaddr,
256 				xprt->address_strings[RPC_DISPLAY_ADDR]);
257 			__assign_str(dstport,
258 				xprt->address_strings[RPC_DISPLAY_PORT]);
259 		),
260 
261 		TP_printk(
262 			"socket:[%llu] dstaddr=%s/%s "
263 			"state=%u (%s) sk_state=%u (%s)",
264 			__entry->ino, __get_str(dstaddr), __get_str(dstport),
265 			__entry->socket_state,
266 			rpc_show_socket_state(__entry->socket_state),
267 			__entry->sock_state,
268 			rpc_show_sock_state(__entry->sock_state)
269 		)
270 );
271 #define DEFINE_RPC_SOCKET_EVENT(name) \
272 	DEFINE_EVENT(xs_socket_event, name, \
273 			TP_PROTO( \
274 				struct rpc_xprt *xprt, \
275 				struct socket *socket \
276 			), \
277 			TP_ARGS(xprt, socket))
278 
279 DECLARE_EVENT_CLASS(xs_socket_event_done,
280 
281 		TP_PROTO(
282 			struct rpc_xprt *xprt,
283 			struct socket *socket,
284 			int error
285 		),
286 
287 		TP_ARGS(xprt, socket, error),
288 
289 		TP_STRUCT__entry(
290 			__field(int, error)
291 			__field(unsigned int, socket_state)
292 			__field(unsigned int, sock_state)
293 			__field(unsigned long long, ino)
294 			__string(dstaddr,
295 				xprt->address_strings[RPC_DISPLAY_ADDR])
296 			__string(dstport,
297 				xprt->address_strings[RPC_DISPLAY_PORT])
298 		),
299 
300 		TP_fast_assign(
301 			struct inode *inode = SOCK_INODE(socket);
302 			__entry->socket_state = socket->state;
303 			__entry->sock_state = socket->sk->sk_state;
304 			__entry->ino = (unsigned long long)inode->i_ino;
305 			__entry->error = error;
306 			__assign_str(dstaddr,
307 				xprt->address_strings[RPC_DISPLAY_ADDR]);
308 			__assign_str(dstport,
309 				xprt->address_strings[RPC_DISPLAY_PORT]);
310 		),
311 
312 		TP_printk(
313 			"error=%d socket:[%llu] dstaddr=%s/%s "
314 			"state=%u (%s) sk_state=%u (%s)",
315 			__entry->error,
316 			__entry->ino, __get_str(dstaddr), __get_str(dstport),
317 			__entry->socket_state,
318 			rpc_show_socket_state(__entry->socket_state),
319 			__entry->sock_state,
320 			rpc_show_sock_state(__entry->sock_state)
321 		)
322 );
323 #define DEFINE_RPC_SOCKET_EVENT_DONE(name) \
324 	DEFINE_EVENT(xs_socket_event_done, name, \
325 			TP_PROTO( \
326 				struct rpc_xprt *xprt, \
327 				struct socket *socket, \
328 				int error \
329 			), \
330 			TP_ARGS(xprt, socket, error))
331 
332 DEFINE_RPC_SOCKET_EVENT(rpc_socket_state_change);
333 DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_connect);
334 DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_error);
335 DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_reset_connection);
336 DEFINE_RPC_SOCKET_EVENT(rpc_socket_close);
337 DEFINE_RPC_SOCKET_EVENT(rpc_socket_shutdown);
338 
339 DECLARE_EVENT_CLASS(rpc_xprt_event,
340 	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
341 
342 	TP_ARGS(xprt, xid, status),
343 
344 	TP_STRUCT__entry(
345 		__field(__be32, xid)
346 		__field(int, status)
347 		__string(addr, xprt->address_strings[RPC_DISPLAY_ADDR])
348 		__string(port, xprt->address_strings[RPC_DISPLAY_PORT])
349 	),
350 
351 	TP_fast_assign(
352 		__entry->xid = xid;
353 		__entry->status = status;
354 		__assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]);
355 		__assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]);
356 	),
357 
358 	TP_printk("peer=[%s]:%s xid=0x%x status=%d", __get_str(addr),
359 			__get_str(port), be32_to_cpu(__entry->xid),
360 			__entry->status)
361 );
362 
363 DEFINE_EVENT(rpc_xprt_event, xprt_lookup_rqst,
364 	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
365 	TP_ARGS(xprt, xid, status));
366 
367 DEFINE_EVENT(rpc_xprt_event, xprt_transmit,
368 	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
369 	TP_ARGS(xprt, xid, status));
370 
371 DEFINE_EVENT(rpc_xprt_event, xprt_complete_rqst,
372 	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
373 	TP_ARGS(xprt, xid, status));
374 
375 TRACE_EVENT(xs_tcp_data_ready,
376 	TP_PROTO(struct rpc_xprt *xprt, int err, unsigned int total),
377 
378 	TP_ARGS(xprt, err, total),
379 
380 	TP_STRUCT__entry(
381 		__field(int, err)
382 		__field(unsigned int, total)
383 		__string(addr, xprt ? xprt->address_strings[RPC_DISPLAY_ADDR] :
384 				"(null)")
385 		__string(port, xprt ? xprt->address_strings[RPC_DISPLAY_PORT] :
386 				"(null)")
387 	),
388 
389 	TP_fast_assign(
390 		__entry->err = err;
391 		__entry->total = total;
392 		__assign_str(addr, xprt ?
393 			xprt->address_strings[RPC_DISPLAY_ADDR] : "(null)");
394 		__assign_str(port, xprt ?
395 			xprt->address_strings[RPC_DISPLAY_PORT] : "(null)");
396 	),
397 
398 	TP_printk("peer=[%s]:%s err=%d total=%u", __get_str(addr),
399 			__get_str(port), __entry->err, __entry->total)
400 );
401 
402 #define rpc_show_sock_xprt_flags(flags) \
403 	__print_flags(flags, "|", \
404 		{ TCP_RCV_LAST_FRAG, "TCP_RCV_LAST_FRAG" }, \
405 		{ TCP_RCV_COPY_FRAGHDR, "TCP_RCV_COPY_FRAGHDR" }, \
406 		{ TCP_RCV_COPY_XID, "TCP_RCV_COPY_XID" }, \
407 		{ TCP_RCV_COPY_DATA, "TCP_RCV_COPY_DATA" }, \
408 		{ TCP_RCV_READ_CALLDIR, "TCP_RCV_READ_CALLDIR" }, \
409 		{ TCP_RCV_COPY_CALLDIR, "TCP_RCV_COPY_CALLDIR" }, \
410 		{ TCP_RPC_REPLY, "TCP_RPC_REPLY" })
411 
412 TRACE_EVENT(xs_tcp_data_recv,
413 	TP_PROTO(struct sock_xprt *xs),
414 
415 	TP_ARGS(xs),
416 
417 	TP_STRUCT__entry(
418 		__string(addr, xs->xprt.address_strings[RPC_DISPLAY_ADDR])
419 		__string(port, xs->xprt.address_strings[RPC_DISPLAY_PORT])
420 		__field(__be32, xid)
421 		__field(unsigned long, flags)
422 		__field(unsigned long, copied)
423 		__field(unsigned int, reclen)
424 		__field(unsigned long, offset)
425 	),
426 
427 	TP_fast_assign(
428 		__assign_str(addr, xs->xprt.address_strings[RPC_DISPLAY_ADDR]);
429 		__assign_str(port, xs->xprt.address_strings[RPC_DISPLAY_PORT]);
430 		__entry->xid = xs->tcp_xid;
431 		__entry->flags = xs->tcp_flags;
432 		__entry->copied = xs->tcp_copied;
433 		__entry->reclen = xs->tcp_reclen;
434 		__entry->offset = xs->tcp_offset;
435 	),
436 
437 	TP_printk("peer=[%s]:%s xid=0x%x flags=%s copied=%lu reclen=%u offset=%lu",
438 			__get_str(addr), __get_str(port), be32_to_cpu(__entry->xid),
439 			rpc_show_sock_xprt_flags(__entry->flags),
440 			__entry->copied, __entry->reclen, __entry->offset)
441 );
442 
443 #define show_rqstp_flags(flags)						\
444 	__print_flags(flags, "|",					\
445 		{ (1UL << RQ_SECURE),		"RQ_SECURE"},		\
446 		{ (1UL << RQ_LOCAL),		"RQ_LOCAL"},		\
447 		{ (1UL << RQ_USEDEFERRAL),	"RQ_USEDEFERRAL"},	\
448 		{ (1UL << RQ_DROPME),		"RQ_DROPME"},		\
449 		{ (1UL << RQ_SPLICE_OK),	"RQ_SPLICE_OK"},	\
450 		{ (1UL << RQ_VICTIM),		"RQ_VICTIM"},		\
451 		{ (1UL << RQ_BUSY),		"RQ_BUSY"})
452 
453 TRACE_EVENT(svc_recv,
454 	TP_PROTO(struct svc_rqst *rqst, int status),
455 
456 	TP_ARGS(rqst, status),
457 
458 	TP_STRUCT__entry(
459 		__field(__be32, xid)
460 		__field(int, status)
461 		__field(unsigned long, flags)
462 		__dynamic_array(unsigned char, addr, rqst->rq_addrlen)
463 	),
464 
465 	TP_fast_assign(
466 		__entry->xid = status > 0 ? rqst->rq_xid : 0;
467 		__entry->status = status;
468 		__entry->flags = rqst->rq_flags;
469 		memcpy(__get_dynamic_array(addr),
470 			&rqst->rq_addr, rqst->rq_addrlen);
471 	),
472 
473 	TP_printk("addr=%pIScp xid=0x%x status=%d flags=%s",
474 			(struct sockaddr *)__get_dynamic_array(addr),
475 			be32_to_cpu(__entry->xid), __entry->status,
476 			show_rqstp_flags(__entry->flags))
477 );
478 
479 DECLARE_EVENT_CLASS(svc_rqst_event,
480 
481 	TP_PROTO(struct svc_rqst *rqst),
482 
483 	TP_ARGS(rqst),
484 
485 	TP_STRUCT__entry(
486 		__field(__be32, xid)
487 		__field(unsigned long, flags)
488 		__dynamic_array(unsigned char, addr, rqst->rq_addrlen)
489 	),
490 
491 	TP_fast_assign(
492 		__entry->xid = rqst->rq_xid;
493 		__entry->flags = rqst->rq_flags;
494 		memcpy(__get_dynamic_array(addr),
495 			&rqst->rq_addr, rqst->rq_addrlen);
496 	),
497 
498 	TP_printk("addr=%pIScp rq_xid=0x%x flags=%s",
499 		(struct sockaddr *)__get_dynamic_array(addr),
500 		be32_to_cpu(__entry->xid),
501 		show_rqstp_flags(__entry->flags))
502 );
503 
504 DEFINE_EVENT(svc_rqst_event, svc_defer,
505 	TP_PROTO(struct svc_rqst *rqst),
506 	TP_ARGS(rqst));
507 
508 DEFINE_EVENT(svc_rqst_event, svc_drop,
509 	TP_PROTO(struct svc_rqst *rqst),
510 	TP_ARGS(rqst));
511 
512 DECLARE_EVENT_CLASS(svc_rqst_status,
513 
514 	TP_PROTO(struct svc_rqst *rqst, int status),
515 
516 	TP_ARGS(rqst, status),
517 
518 	TP_STRUCT__entry(
519 		__field(__be32, xid)
520 		__field(int, status)
521 		__field(unsigned long, flags)
522 		__dynamic_array(unsigned char, addr, rqst->rq_addrlen)
523 	),
524 
525 	TP_fast_assign(
526 		__entry->xid = rqst->rq_xid;
527 		__entry->status = status;
528 		__entry->flags = rqst->rq_flags;
529 		memcpy(__get_dynamic_array(addr),
530 			&rqst->rq_addr, rqst->rq_addrlen);
531 	),
532 
533 	TP_printk("addr=%pIScp rq_xid=0x%x status=%d flags=%s",
534 		(struct sockaddr *)__get_dynamic_array(addr),
535 		be32_to_cpu(__entry->xid),
536 		__entry->status, show_rqstp_flags(__entry->flags))
537 );
538 
539 DEFINE_EVENT(svc_rqst_status, svc_process,
540 	TP_PROTO(struct svc_rqst *rqst, int status),
541 	TP_ARGS(rqst, status));
542 
543 DEFINE_EVENT(svc_rqst_status, svc_send,
544 	TP_PROTO(struct svc_rqst *rqst, int status),
545 	TP_ARGS(rqst, status));
546 
547 #define show_svc_xprt_flags(flags)					\
548 	__print_flags(flags, "|",					\
549 		{ (1UL << XPT_BUSY),		"XPT_BUSY"},		\
550 		{ (1UL << XPT_CONN),		"XPT_CONN"},		\
551 		{ (1UL << XPT_CLOSE),		"XPT_CLOSE"},		\
552 		{ (1UL << XPT_DATA),		"XPT_DATA"},		\
553 		{ (1UL << XPT_TEMP),		"XPT_TEMP"},		\
554 		{ (1UL << XPT_DEAD),		"XPT_DEAD"},		\
555 		{ (1UL << XPT_CHNGBUF),		"XPT_CHNGBUF"},		\
556 		{ (1UL << XPT_DEFERRED),	"XPT_DEFERRED"},	\
557 		{ (1UL << XPT_OLD),		"XPT_OLD"},		\
558 		{ (1UL << XPT_LISTENER),	"XPT_LISTENER"},	\
559 		{ (1UL << XPT_CACHE_AUTH),	"XPT_CACHE_AUTH"},	\
560 		{ (1UL << XPT_LOCAL),		"XPT_LOCAL"})
561 
562 TRACE_EVENT(svc_xprt_do_enqueue,
563 	TP_PROTO(struct svc_xprt *xprt, struct svc_rqst *rqst),
564 
565 	TP_ARGS(xprt, rqst),
566 
567 	TP_STRUCT__entry(
568 		__field(struct svc_xprt *, xprt)
569 		__field(int, pid)
570 		__field(unsigned long, flags)
571 		__dynamic_array(unsigned char, addr, xprt != NULL ?
572 			xprt->xpt_remotelen : 0)
573 	),
574 
575 	TP_fast_assign(
576 		__entry->xprt = xprt;
577 		__entry->pid = rqst? rqst->rq_task->pid : 0;
578 		if (xprt) {
579 			memcpy(__get_dynamic_array(addr),
580 				&xprt->xpt_remote,
581 				xprt->xpt_remotelen);
582 			__entry->flags = xprt->xpt_flags;
583 		} else
584 			__entry->flags = 0;
585 	),
586 
587 	TP_printk("xprt=0x%p addr=%pIScp pid=%d flags=%s", __entry->xprt,
588 		__get_dynamic_array_len(addr) != 0 ?
589 			(struct sockaddr *)__get_dynamic_array(addr) : NULL,
590 		__entry->pid, show_svc_xprt_flags(__entry->flags))
591 );
592 
593 DECLARE_EVENT_CLASS(svc_xprt_event,
594 	TP_PROTO(struct svc_xprt *xprt),
595 
596 	TP_ARGS(xprt),
597 
598 	TP_STRUCT__entry(
599 		__field(struct svc_xprt *, xprt)
600 		__field(unsigned long, flags)
601 		__dynamic_array(unsigned char, addr, xprt != NULL ?
602 			xprt->xpt_remotelen : 0)
603 	),
604 
605 	TP_fast_assign(
606 		__entry->xprt = xprt;
607 		if (xprt) {
608 			memcpy(__get_dynamic_array(addr),
609 					&xprt->xpt_remote,
610 					xprt->xpt_remotelen);
611 			__entry->flags = xprt->xpt_flags;
612 		} else
613 			__entry->flags = 0;
614 	),
615 
616 	TP_printk("xprt=0x%p addr=%pIScp flags=%s", __entry->xprt,
617 		__get_dynamic_array_len(addr) != 0 ?
618 			(struct sockaddr *)__get_dynamic_array(addr) : NULL,
619 		show_svc_xprt_flags(__entry->flags))
620 );
621 
622 DEFINE_EVENT(svc_xprt_event, svc_xprt_dequeue,
623 	TP_PROTO(struct svc_xprt *xprt),
624 	TP_ARGS(xprt));
625 
626 DEFINE_EVENT(svc_xprt_event, svc_xprt_no_write_space,
627 	TP_PROTO(struct svc_xprt *xprt),
628 	TP_ARGS(xprt));
629 
630 TRACE_EVENT(svc_wake_up,
631 	TP_PROTO(int pid),
632 
633 	TP_ARGS(pid),
634 
635 	TP_STRUCT__entry(
636 		__field(int, pid)
637 	),
638 
639 	TP_fast_assign(
640 		__entry->pid = pid;
641 	),
642 
643 	TP_printk("pid=%d", __entry->pid)
644 );
645 
646 TRACE_EVENT(svc_handle_xprt,
647 	TP_PROTO(struct svc_xprt *xprt, int len),
648 
649 	TP_ARGS(xprt, len),
650 
651 	TP_STRUCT__entry(
652 		__field(struct svc_xprt *, xprt)
653 		__field(int, len)
654 		__field(unsigned long, flags)
655 		__dynamic_array(unsigned char, addr, xprt != NULL ?
656 			xprt->xpt_remotelen : 0)
657 	),
658 
659 	TP_fast_assign(
660 		__entry->xprt = xprt;
661 		__entry->len = len;
662 		if (xprt) {
663 			memcpy(__get_dynamic_array(addr),
664 					&xprt->xpt_remote,
665 					xprt->xpt_remotelen);
666 			__entry->flags = xprt->xpt_flags;
667 		} else
668 			__entry->flags = 0;
669 	),
670 
671 	TP_printk("xprt=0x%p addr=%pIScp len=%d flags=%s", __entry->xprt,
672 		__get_dynamic_array_len(addr) != 0 ?
673 			(struct sockaddr *)__get_dynamic_array(addr) : NULL,
674 		__entry->len, show_svc_xprt_flags(__entry->flags))
675 );
676 
677 
678 DECLARE_EVENT_CLASS(svc_deferred_event,
679 	TP_PROTO(struct svc_deferred_req *dr),
680 
681 	TP_ARGS(dr),
682 
683 	TP_STRUCT__entry(
684 		__field(__be32, xid)
685 		__dynamic_array(unsigned char, addr, dr->addrlen)
686 	),
687 
688 	TP_fast_assign(
689 		__entry->xid = *(__be32 *)(dr->args + (dr->xprt_hlen>>2));
690 		memcpy(__get_dynamic_array(addr), &dr->addr, dr->addrlen);
691 	),
692 
693 	TP_printk("addr=%pIScp xid=0x%x",
694 		(struct sockaddr *)__get_dynamic_array(addr),
695 		be32_to_cpu(__entry->xid))
696 );
697 
698 DEFINE_EVENT(svc_deferred_event, svc_drop_deferred,
699 	TP_PROTO(struct svc_deferred_req *dr),
700 	TP_ARGS(dr));
701 DEFINE_EVENT(svc_deferred_event, svc_revisit_deferred,
702 	TP_PROTO(struct svc_deferred_req *dr),
703 	TP_ARGS(dr));
704 #endif /* _TRACE_SUNRPC_H */
705 
706 #include <trace/define_trace.h>
707