xref: /openbmc/linux/include/trace/events/rpcrdma.h (revision 2426ddfd)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2017, 2018 Oracle.  All rights reserved.
4  *
5  * Trace point definitions for the "rpcrdma" subsystem.
6  */
7 #undef TRACE_SYSTEM
8 #define TRACE_SYSTEM rpcrdma
9 
10 #if !defined(_TRACE_RPCRDMA_H) || defined(TRACE_HEADER_MULTI_READ)
11 #define _TRACE_RPCRDMA_H
12 
13 #include <linux/scatterlist.h>
14 #include <linux/tracepoint.h>
15 #include <trace/events/rdma.h>
16 
17 /**
18  ** Event classes
19  **/
20 
21 DECLARE_EVENT_CLASS(xprtrdma_reply_event,
22 	TP_PROTO(
23 		const struct rpcrdma_rep *rep
24 	),
25 
26 	TP_ARGS(rep),
27 
28 	TP_STRUCT__entry(
29 		__field(const void *, rep)
30 		__field(const void *, r_xprt)
31 		__field(u32, xid)
32 		__field(u32, version)
33 		__field(u32, proc)
34 	),
35 
36 	TP_fast_assign(
37 		__entry->rep = rep;
38 		__entry->r_xprt = rep->rr_rxprt;
39 		__entry->xid = be32_to_cpu(rep->rr_xid);
40 		__entry->version = be32_to_cpu(rep->rr_vers);
41 		__entry->proc = be32_to_cpu(rep->rr_proc);
42 	),
43 
44 	TP_printk("rxprt %p xid=0x%08x rep=%p: version %u proc %u",
45 		__entry->r_xprt, __entry->xid, __entry->rep,
46 		__entry->version, __entry->proc
47 	)
48 );
49 
50 #define DEFINE_REPLY_EVENT(name)					\
51 		DEFINE_EVENT(xprtrdma_reply_event, name,		\
52 				TP_PROTO(				\
53 					const struct rpcrdma_rep *rep	\
54 				),					\
55 				TP_ARGS(rep))
56 
57 DECLARE_EVENT_CLASS(xprtrdma_rxprt,
58 	TP_PROTO(
59 		const struct rpcrdma_xprt *r_xprt
60 	),
61 
62 	TP_ARGS(r_xprt),
63 
64 	TP_STRUCT__entry(
65 		__field(const void *, r_xprt)
66 		__string(addr, rpcrdma_addrstr(r_xprt))
67 		__string(port, rpcrdma_portstr(r_xprt))
68 	),
69 
70 	TP_fast_assign(
71 		__entry->r_xprt = r_xprt;
72 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
73 		__assign_str(port, rpcrdma_portstr(r_xprt));
74 	),
75 
76 	TP_printk("peer=[%s]:%s r_xprt=%p",
77 		__get_str(addr), __get_str(port), __entry->r_xprt
78 	)
79 );
80 
81 #define DEFINE_RXPRT_EVENT(name)					\
82 		DEFINE_EVENT(xprtrdma_rxprt, name,			\
83 				TP_PROTO(				\
84 					const struct rpcrdma_xprt *r_xprt \
85 				),					\
86 				TP_ARGS(r_xprt))
87 
88 DECLARE_EVENT_CLASS(xprtrdma_connect_class,
89 	TP_PROTO(
90 		const struct rpcrdma_xprt *r_xprt,
91 		int rc
92 	),
93 
94 	TP_ARGS(r_xprt, rc),
95 
96 	TP_STRUCT__entry(
97 		__field(const void *, r_xprt)
98 		__field(int, rc)
99 		__field(int, connect_status)
100 		__string(addr, rpcrdma_addrstr(r_xprt))
101 		__string(port, rpcrdma_portstr(r_xprt))
102 	),
103 
104 	TP_fast_assign(
105 		__entry->r_xprt = r_xprt;
106 		__entry->rc = rc;
107 		__entry->connect_status = r_xprt->rx_ep.rep_connected;
108 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
109 		__assign_str(port, rpcrdma_portstr(r_xprt));
110 	),
111 
112 	TP_printk("peer=[%s]:%s r_xprt=%p: rc=%d connect status=%d",
113 		__get_str(addr), __get_str(port), __entry->r_xprt,
114 		__entry->rc, __entry->connect_status
115 	)
116 );
117 
118 #define DEFINE_CONN_EVENT(name)						\
119 		DEFINE_EVENT(xprtrdma_connect_class, xprtrdma_##name,	\
120 				TP_PROTO(				\
121 					const struct rpcrdma_xprt *r_xprt, \
122 					int rc				\
123 				),					\
124 				TP_ARGS(r_xprt, rc))
125 
126 DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
127 	TP_PROTO(
128 		const struct rpc_task *task,
129 		unsigned int pos,
130 		struct rpcrdma_mr *mr,
131 		int nsegs
132 	),
133 
134 	TP_ARGS(task, pos, mr, nsegs),
135 
136 	TP_STRUCT__entry(
137 		__field(unsigned int, task_id)
138 		__field(unsigned int, client_id)
139 		__field(unsigned int, pos)
140 		__field(int, nents)
141 		__field(u32, handle)
142 		__field(u32, length)
143 		__field(u64, offset)
144 		__field(int, nsegs)
145 	),
146 
147 	TP_fast_assign(
148 		__entry->task_id = task->tk_pid;
149 		__entry->client_id = task->tk_client->cl_clid;
150 		__entry->pos = pos;
151 		__entry->nents = mr->mr_nents;
152 		__entry->handle = mr->mr_handle;
153 		__entry->length = mr->mr_length;
154 		__entry->offset = mr->mr_offset;
155 		__entry->nsegs = nsegs;
156 	),
157 
158 	TP_printk("task:%u@%u pos=%u %u@0x%016llx:0x%08x (%s)",
159 		__entry->task_id, __entry->client_id,
160 		__entry->pos, __entry->length,
161 		(unsigned long long)__entry->offset, __entry->handle,
162 		__entry->nents < __entry->nsegs ? "more" : "last"
163 	)
164 );
165 
166 #define DEFINE_RDCH_EVENT(name)						\
167 		DEFINE_EVENT(xprtrdma_rdch_event, xprtrdma_chunk_##name,\
168 				TP_PROTO(				\
169 					const struct rpc_task *task,	\
170 					unsigned int pos,		\
171 					struct rpcrdma_mr *mr,		\
172 					int nsegs			\
173 				),					\
174 				TP_ARGS(task, pos, mr, nsegs))
175 
176 DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
177 	TP_PROTO(
178 		const struct rpc_task *task,
179 		struct rpcrdma_mr *mr,
180 		int nsegs
181 	),
182 
183 	TP_ARGS(task, mr, nsegs),
184 
185 	TP_STRUCT__entry(
186 		__field(unsigned int, task_id)
187 		__field(unsigned int, client_id)
188 		__field(int, nents)
189 		__field(u32, handle)
190 		__field(u32, length)
191 		__field(u64, offset)
192 		__field(int, nsegs)
193 	),
194 
195 	TP_fast_assign(
196 		__entry->task_id = task->tk_pid;
197 		__entry->client_id = task->tk_client->cl_clid;
198 		__entry->nents = mr->mr_nents;
199 		__entry->handle = mr->mr_handle;
200 		__entry->length = mr->mr_length;
201 		__entry->offset = mr->mr_offset;
202 		__entry->nsegs = nsegs;
203 	),
204 
205 	TP_printk("task:%u@%u %u@0x%016llx:0x%08x (%s)",
206 		__entry->task_id, __entry->client_id,
207 		__entry->length, (unsigned long long)__entry->offset,
208 		__entry->handle,
209 		__entry->nents < __entry->nsegs ? "more" : "last"
210 	)
211 );
212 
213 #define DEFINE_WRCH_EVENT(name)						\
214 		DEFINE_EVENT(xprtrdma_wrch_event, xprtrdma_chunk_##name,\
215 				TP_PROTO(				\
216 					const struct rpc_task *task,	\
217 					struct rpcrdma_mr *mr,		\
218 					int nsegs			\
219 				),					\
220 				TP_ARGS(task, mr, nsegs))
221 
222 DECLARE_EVENT_CLASS(xprtrdma_frwr_done,
223 	TP_PROTO(
224 		const struct ib_wc *wc,
225 		const struct rpcrdma_frwr *frwr
226 	),
227 
228 	TP_ARGS(wc, frwr),
229 
230 	TP_STRUCT__entry(
231 		__field(const void *, mr)
232 		__field(unsigned int, status)
233 		__field(unsigned int, vendor_err)
234 	),
235 
236 	TP_fast_assign(
237 		__entry->mr = container_of(frwr, struct rpcrdma_mr, frwr);
238 		__entry->status = wc->status;
239 		__entry->vendor_err = __entry->status ? wc->vendor_err : 0;
240 	),
241 
242 	TP_printk(
243 		"mr=%p: %s (%u/0x%x)",
244 		__entry->mr, rdma_show_wc_status(__entry->status),
245 		__entry->status, __entry->vendor_err
246 	)
247 );
248 
249 #define DEFINE_FRWR_DONE_EVENT(name)					\
250 		DEFINE_EVENT(xprtrdma_frwr_done, name,			\
251 				TP_PROTO(				\
252 					const struct ib_wc *wc,		\
253 					const struct rpcrdma_frwr *frwr	\
254 				),					\
255 				TP_ARGS(wc, frwr))
256 
257 TRACE_DEFINE_ENUM(DMA_BIDIRECTIONAL);
258 TRACE_DEFINE_ENUM(DMA_TO_DEVICE);
259 TRACE_DEFINE_ENUM(DMA_FROM_DEVICE);
260 TRACE_DEFINE_ENUM(DMA_NONE);
261 
262 #define xprtrdma_show_direction(x)					\
263 		__print_symbolic(x,					\
264 				{ DMA_BIDIRECTIONAL, "BIDIR" },		\
265 				{ DMA_TO_DEVICE, "TO_DEVICE" },		\
266 				{ DMA_FROM_DEVICE, "FROM_DEVICE" },	\
267 				{ DMA_NONE, "NONE" })
268 
269 DECLARE_EVENT_CLASS(xprtrdma_mr,
270 	TP_PROTO(
271 		const struct rpcrdma_mr *mr
272 	),
273 
274 	TP_ARGS(mr),
275 
276 	TP_STRUCT__entry(
277 		__field(const void *, mr)
278 		__field(u32, handle)
279 		__field(u32, length)
280 		__field(u64, offset)
281 		__field(u32, dir)
282 	),
283 
284 	TP_fast_assign(
285 		__entry->mr = mr;
286 		__entry->handle = mr->mr_handle;
287 		__entry->length = mr->mr_length;
288 		__entry->offset = mr->mr_offset;
289 		__entry->dir    = mr->mr_dir;
290 	),
291 
292 	TP_printk("mr=%p %u@0x%016llx:0x%08x (%s)",
293 		__entry->mr, __entry->length,
294 		(unsigned long long)__entry->offset, __entry->handle,
295 		xprtrdma_show_direction(__entry->dir)
296 	)
297 );
298 
299 #define DEFINE_MR_EVENT(name) \
300 		DEFINE_EVENT(xprtrdma_mr, xprtrdma_mr_##name, \
301 				TP_PROTO( \
302 					const struct rpcrdma_mr *mr \
303 				), \
304 				TP_ARGS(mr))
305 
306 DECLARE_EVENT_CLASS(xprtrdma_cb_event,
307 	TP_PROTO(
308 		const struct rpc_rqst *rqst
309 	),
310 
311 	TP_ARGS(rqst),
312 
313 	TP_STRUCT__entry(
314 		__field(const void *, rqst)
315 		__field(const void *, rep)
316 		__field(const void *, req)
317 		__field(u32, xid)
318 	),
319 
320 	TP_fast_assign(
321 		__entry->rqst = rqst;
322 		__entry->req = rpcr_to_rdmar(rqst);
323 		__entry->rep = rpcr_to_rdmar(rqst)->rl_reply;
324 		__entry->xid = be32_to_cpu(rqst->rq_xid);
325 	),
326 
327 	TP_printk("xid=0x%08x, rqst=%p req=%p rep=%p",
328 		__entry->xid, __entry->rqst, __entry->req, __entry->rep
329 	)
330 );
331 
332 #define DEFINE_CB_EVENT(name)						\
333 		DEFINE_EVENT(xprtrdma_cb_event, name,			\
334 				TP_PROTO(				\
335 					const struct rpc_rqst *rqst	\
336 				),					\
337 				TP_ARGS(rqst))
338 
339 /**
340  ** Connection events
341  **/
342 
343 TRACE_EVENT(xprtrdma_cm_event,
344 	TP_PROTO(
345 		const struct rpcrdma_xprt *r_xprt,
346 		struct rdma_cm_event *event
347 	),
348 
349 	TP_ARGS(r_xprt, event),
350 
351 	TP_STRUCT__entry(
352 		__field(const void *, r_xprt)
353 		__field(unsigned int, event)
354 		__field(int, status)
355 		__string(addr, rpcrdma_addrstr(r_xprt))
356 		__string(port, rpcrdma_portstr(r_xprt))
357 	),
358 
359 	TP_fast_assign(
360 		__entry->r_xprt = r_xprt;
361 		__entry->event = event->event;
362 		__entry->status = event->status;
363 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
364 		__assign_str(port, rpcrdma_portstr(r_xprt));
365 	),
366 
367 	TP_printk("peer=[%s]:%s r_xprt=%p: %s (%u/%d)",
368 		__get_str(addr), __get_str(port),
369 		__entry->r_xprt, rdma_show_cm_event(__entry->event),
370 		__entry->event, __entry->status
371 	)
372 );
373 
374 TRACE_EVENT(xprtrdma_inline_thresh,
375 	TP_PROTO(
376 		const struct rpcrdma_xprt *r_xprt
377 	),
378 
379 	TP_ARGS(r_xprt),
380 
381 	TP_STRUCT__entry(
382 		__field(const void *, r_xprt)
383 		__field(unsigned int, inline_send)
384 		__field(unsigned int, inline_recv)
385 		__field(unsigned int, max_send)
386 		__field(unsigned int, max_recv)
387 		__string(addr, rpcrdma_addrstr(r_xprt))
388 		__string(port, rpcrdma_portstr(r_xprt))
389 	),
390 
391 	TP_fast_assign(
392 		const struct rpcrdma_ep *ep = &r_xprt->rx_ep;
393 
394 		__entry->r_xprt = r_xprt;
395 		__entry->inline_send = ep->rep_inline_send;
396 		__entry->inline_recv = ep->rep_inline_recv;
397 		__entry->max_send = ep->rep_max_inline_send;
398 		__entry->max_recv = ep->rep_max_inline_recv;
399 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
400 		__assign_str(port, rpcrdma_portstr(r_xprt));
401 	),
402 
403 	TP_printk("peer=[%s]:%s r_xprt=%p neg send/recv=%u/%u, calc send/recv=%u/%u",
404 		__get_str(addr), __get_str(port), __entry->r_xprt,
405 		__entry->inline_send, __entry->inline_recv,
406 		__entry->max_send, __entry->max_recv
407 	)
408 );
409 
410 DEFINE_CONN_EVENT(connect);
411 DEFINE_CONN_EVENT(disconnect);
412 
413 DEFINE_RXPRT_EVENT(xprtrdma_create);
414 DEFINE_RXPRT_EVENT(xprtrdma_op_destroy);
415 DEFINE_RXPRT_EVENT(xprtrdma_remove);
416 DEFINE_RXPRT_EVENT(xprtrdma_reinsert);
417 DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc);
418 DEFINE_RXPRT_EVENT(xprtrdma_op_close);
419 DEFINE_RXPRT_EVENT(xprtrdma_op_setport);
420 
421 TRACE_EVENT(xprtrdma_op_connect,
422 	TP_PROTO(
423 		const struct rpcrdma_xprt *r_xprt,
424 		unsigned long delay
425 	),
426 
427 	TP_ARGS(r_xprt, delay),
428 
429 	TP_STRUCT__entry(
430 		__field(const void *, r_xprt)
431 		__field(unsigned long, delay)
432 		__string(addr, rpcrdma_addrstr(r_xprt))
433 		__string(port, rpcrdma_portstr(r_xprt))
434 	),
435 
436 	TP_fast_assign(
437 		__entry->r_xprt = r_xprt;
438 		__entry->delay = delay;
439 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
440 		__assign_str(port, rpcrdma_portstr(r_xprt));
441 	),
442 
443 	TP_printk("peer=[%s]:%s r_xprt=%p delay=%lu",
444 		__get_str(addr), __get_str(port), __entry->r_xprt,
445 		__entry->delay
446 	)
447 );
448 
449 
450 TRACE_EVENT(xprtrdma_op_set_cto,
451 	TP_PROTO(
452 		const struct rpcrdma_xprt *r_xprt,
453 		unsigned long connect,
454 		unsigned long reconnect
455 	),
456 
457 	TP_ARGS(r_xprt, connect, reconnect),
458 
459 	TP_STRUCT__entry(
460 		__field(const void *, r_xprt)
461 		__field(unsigned long, connect)
462 		__field(unsigned long, reconnect)
463 		__string(addr, rpcrdma_addrstr(r_xprt))
464 		__string(port, rpcrdma_portstr(r_xprt))
465 	),
466 
467 	TP_fast_assign(
468 		__entry->r_xprt = r_xprt;
469 		__entry->connect = connect;
470 		__entry->reconnect = reconnect;
471 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
472 		__assign_str(port, rpcrdma_portstr(r_xprt));
473 	),
474 
475 	TP_printk("peer=[%s]:%s r_xprt=%p: connect=%lu reconnect=%lu",
476 		__get_str(addr), __get_str(port), __entry->r_xprt,
477 		__entry->connect / HZ, __entry->reconnect / HZ
478 	)
479 );
480 
481 TRACE_EVENT(xprtrdma_qp_event,
482 	TP_PROTO(
483 		const struct rpcrdma_xprt *r_xprt,
484 		const struct ib_event *event
485 	),
486 
487 	TP_ARGS(r_xprt, event),
488 
489 	TP_STRUCT__entry(
490 		__field(const void *, r_xprt)
491 		__field(unsigned int, event)
492 		__string(name, event->device->name)
493 		__string(addr, rpcrdma_addrstr(r_xprt))
494 		__string(port, rpcrdma_portstr(r_xprt))
495 	),
496 
497 	TP_fast_assign(
498 		__entry->r_xprt = r_xprt;
499 		__entry->event = event->event;
500 		__assign_str(name, event->device->name);
501 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
502 		__assign_str(port, rpcrdma_portstr(r_xprt));
503 	),
504 
505 	TP_printk("peer=[%s]:%s r_xprt=%p: dev %s: %s (%u)",
506 		__get_str(addr), __get_str(port), __entry->r_xprt,
507 		__get_str(name), rdma_show_ib_event(__entry->event),
508 		__entry->event
509 	)
510 );
511 
512 /**
513  ** Call events
514  **/
515 
516 TRACE_EVENT(xprtrdma_createmrs,
517 	TP_PROTO(
518 		const struct rpcrdma_xprt *r_xprt,
519 		unsigned int count
520 	),
521 
522 	TP_ARGS(r_xprt, count),
523 
524 	TP_STRUCT__entry(
525 		__field(const void *, r_xprt)
526 		__string(addr, rpcrdma_addrstr(r_xprt))
527 		__string(port, rpcrdma_portstr(r_xprt))
528 		__field(unsigned int, count)
529 	),
530 
531 	TP_fast_assign(
532 		__entry->r_xprt = r_xprt;
533 		__entry->count = count;
534 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
535 		__assign_str(port, rpcrdma_portstr(r_xprt));
536 	),
537 
538 	TP_printk("peer=[%s]:%s r_xprt=%p: created %u MRs",
539 		__get_str(addr), __get_str(port), __entry->r_xprt,
540 		__entry->count
541 	)
542 );
543 
544 TRACE_EVENT(xprtrdma_mr_get,
545 	TP_PROTO(
546 		const struct rpcrdma_req *req
547 	),
548 
549 	TP_ARGS(req),
550 
551 	TP_STRUCT__entry(
552 		__field(const void *, req)
553 		__field(unsigned int, task_id)
554 		__field(unsigned int, client_id)
555 		__field(u32, xid)
556 	),
557 
558 	TP_fast_assign(
559 		const struct rpc_rqst *rqst = &req->rl_slot;
560 
561 		__entry->req = req;
562 		__entry->task_id = rqst->rq_task->tk_pid;
563 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
564 		__entry->xid = be32_to_cpu(rqst->rq_xid);
565 	),
566 
567 	TP_printk("task:%u@%u xid=0x%08x req=%p",
568 		__entry->task_id, __entry->client_id, __entry->xid,
569 		__entry->req
570 	)
571 );
572 
573 TRACE_EVENT(xprtrdma_nomrs,
574 	TP_PROTO(
575 		const struct rpcrdma_req *req
576 	),
577 
578 	TP_ARGS(req),
579 
580 	TP_STRUCT__entry(
581 		__field(const void *, req)
582 		__field(unsigned int, task_id)
583 		__field(unsigned int, client_id)
584 		__field(u32, xid)
585 	),
586 
587 	TP_fast_assign(
588 		const struct rpc_rqst *rqst = &req->rl_slot;
589 
590 		__entry->req = req;
591 		__entry->task_id = rqst->rq_task->tk_pid;
592 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
593 		__entry->xid = be32_to_cpu(rqst->rq_xid);
594 	),
595 
596 	TP_printk("task:%u@%u xid=0x%08x req=%p",
597 		__entry->task_id, __entry->client_id, __entry->xid,
598 		__entry->req
599 	)
600 );
601 
602 DEFINE_RDCH_EVENT(read);
603 DEFINE_WRCH_EVENT(write);
604 DEFINE_WRCH_EVENT(reply);
605 
606 TRACE_DEFINE_ENUM(rpcrdma_noch);
607 TRACE_DEFINE_ENUM(rpcrdma_noch_pullup);
608 TRACE_DEFINE_ENUM(rpcrdma_noch_mapped);
609 TRACE_DEFINE_ENUM(rpcrdma_readch);
610 TRACE_DEFINE_ENUM(rpcrdma_areadch);
611 TRACE_DEFINE_ENUM(rpcrdma_writech);
612 TRACE_DEFINE_ENUM(rpcrdma_replych);
613 
614 #define xprtrdma_show_chunktype(x)					\
615 		__print_symbolic(x,					\
616 				{ rpcrdma_noch, "inline" },		\
617 				{ rpcrdma_noch_pullup, "pullup" },	\
618 				{ rpcrdma_noch_mapped, "mapped" },	\
619 				{ rpcrdma_readch, "read list" },	\
620 				{ rpcrdma_areadch, "*read list" },	\
621 				{ rpcrdma_writech, "write list" },	\
622 				{ rpcrdma_replych, "reply chunk" })
623 
624 TRACE_EVENT(xprtrdma_marshal,
625 	TP_PROTO(
626 		const struct rpcrdma_req *req,
627 		unsigned int rtype,
628 		unsigned int wtype
629 	),
630 
631 	TP_ARGS(req, rtype, wtype),
632 
633 	TP_STRUCT__entry(
634 		__field(unsigned int, task_id)
635 		__field(unsigned int, client_id)
636 		__field(u32, xid)
637 		__field(unsigned int, hdrlen)
638 		__field(unsigned int, headlen)
639 		__field(unsigned int, pagelen)
640 		__field(unsigned int, taillen)
641 		__field(unsigned int, rtype)
642 		__field(unsigned int, wtype)
643 	),
644 
645 	TP_fast_assign(
646 		const struct rpc_rqst *rqst = &req->rl_slot;
647 
648 		__entry->task_id = rqst->rq_task->tk_pid;
649 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
650 		__entry->xid = be32_to_cpu(rqst->rq_xid);
651 		__entry->hdrlen = req->rl_hdrbuf.len;
652 		__entry->headlen = rqst->rq_snd_buf.head[0].iov_len;
653 		__entry->pagelen = rqst->rq_snd_buf.page_len;
654 		__entry->taillen = rqst->rq_snd_buf.tail[0].iov_len;
655 		__entry->rtype = rtype;
656 		__entry->wtype = wtype;
657 	),
658 
659 	TP_printk("task:%u@%u xid=0x%08x: hdr=%u xdr=%u/%u/%u %s/%s",
660 		__entry->task_id, __entry->client_id, __entry->xid,
661 		__entry->hdrlen,
662 		__entry->headlen, __entry->pagelen, __entry->taillen,
663 		xprtrdma_show_chunktype(__entry->rtype),
664 		xprtrdma_show_chunktype(__entry->wtype)
665 	)
666 );
667 
668 TRACE_EVENT(xprtrdma_marshal_failed,
669 	TP_PROTO(const struct rpc_rqst *rqst,
670 		 int ret
671 	),
672 
673 	TP_ARGS(rqst, ret),
674 
675 	TP_STRUCT__entry(
676 		__field(unsigned int, task_id)
677 		__field(unsigned int, client_id)
678 		__field(u32, xid)
679 		__field(int, ret)
680 	),
681 
682 	TP_fast_assign(
683 		__entry->task_id = rqst->rq_task->tk_pid;
684 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
685 		__entry->xid = be32_to_cpu(rqst->rq_xid);
686 		__entry->ret = ret;
687 	),
688 
689 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
690 		__entry->task_id, __entry->client_id, __entry->xid,
691 		__entry->ret
692 	)
693 );
694 
695 TRACE_EVENT(xprtrdma_prepsend_failed,
696 	TP_PROTO(const struct rpc_rqst *rqst,
697 		 int ret
698 	),
699 
700 	TP_ARGS(rqst, ret),
701 
702 	TP_STRUCT__entry(
703 		__field(unsigned int, task_id)
704 		__field(unsigned int, client_id)
705 		__field(u32, xid)
706 		__field(int, ret)
707 	),
708 
709 	TP_fast_assign(
710 		__entry->task_id = rqst->rq_task->tk_pid;
711 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
712 		__entry->xid = be32_to_cpu(rqst->rq_xid);
713 		__entry->ret = ret;
714 	),
715 
716 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
717 		__entry->task_id, __entry->client_id, __entry->xid,
718 		__entry->ret
719 	)
720 );
721 
722 TRACE_EVENT(xprtrdma_post_send,
723 	TP_PROTO(
724 		const struct rpcrdma_req *req,
725 		int status
726 	),
727 
728 	TP_ARGS(req, status),
729 
730 	TP_STRUCT__entry(
731 		__field(const void *, req)
732 		__field(const void *, sc)
733 		__field(unsigned int, task_id)
734 		__field(unsigned int, client_id)
735 		__field(int, num_sge)
736 		__field(int, signaled)
737 		__field(int, status)
738 	),
739 
740 	TP_fast_assign(
741 		const struct rpc_rqst *rqst = &req->rl_slot;
742 
743 		__entry->task_id = rqst->rq_task->tk_pid;
744 		__entry->client_id = rqst->rq_task->tk_client ?
745 				     rqst->rq_task->tk_client->cl_clid : -1;
746 		__entry->req = req;
747 		__entry->sc = req->rl_sendctx;
748 		__entry->num_sge = req->rl_wr.num_sge;
749 		__entry->signaled = req->rl_wr.send_flags & IB_SEND_SIGNALED;
750 		__entry->status = status;
751 	),
752 
753 	TP_printk("task:%u@%u req=%p sc=%p (%d SGE%s) %sstatus=%d",
754 		__entry->task_id, __entry->client_id,
755 		__entry->req, __entry->sc, __entry->num_sge,
756 		(__entry->num_sge == 1 ? "" : "s"),
757 		(__entry->signaled ? "signaled " : ""),
758 		__entry->status
759 	)
760 );
761 
762 TRACE_EVENT(xprtrdma_post_recv,
763 	TP_PROTO(
764 		const struct rpcrdma_rep *rep
765 	),
766 
767 	TP_ARGS(rep),
768 
769 	TP_STRUCT__entry(
770 		__field(const void *, rep)
771 	),
772 
773 	TP_fast_assign(
774 		__entry->rep = rep;
775 	),
776 
777 	TP_printk("rep=%p",
778 		__entry->rep
779 	)
780 );
781 
782 TRACE_EVENT(xprtrdma_post_recvs,
783 	TP_PROTO(
784 		const struct rpcrdma_xprt *r_xprt,
785 		unsigned int count,
786 		int status
787 	),
788 
789 	TP_ARGS(r_xprt, count, status),
790 
791 	TP_STRUCT__entry(
792 		__field(const void *, r_xprt)
793 		__field(unsigned int, count)
794 		__field(int, status)
795 		__field(int, posted)
796 		__string(addr, rpcrdma_addrstr(r_xprt))
797 		__string(port, rpcrdma_portstr(r_xprt))
798 	),
799 
800 	TP_fast_assign(
801 		__entry->r_xprt = r_xprt;
802 		__entry->count = count;
803 		__entry->status = status;
804 		__entry->posted = r_xprt->rx_ep.rep_receive_count;
805 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
806 		__assign_str(port, rpcrdma_portstr(r_xprt));
807 	),
808 
809 	TP_printk("peer=[%s]:%s r_xprt=%p: %u new recvs, %d active (rc %d)",
810 		__get_str(addr), __get_str(port), __entry->r_xprt,
811 		__entry->count, __entry->posted, __entry->status
812 	)
813 );
814 
815 TRACE_EVENT(xprtrdma_post_linv,
816 	TP_PROTO(
817 		const struct rpcrdma_req *req,
818 		int status
819 	),
820 
821 	TP_ARGS(req, status),
822 
823 	TP_STRUCT__entry(
824 		__field(const void *, req)
825 		__field(int, status)
826 		__field(u32, xid)
827 	),
828 
829 	TP_fast_assign(
830 		__entry->req = req;
831 		__entry->status = status;
832 		__entry->xid = be32_to_cpu(req->rl_slot.rq_xid);
833 	),
834 
835 	TP_printk("req=%p xid=0x%08x status=%d",
836 		__entry->req, __entry->xid, __entry->status
837 	)
838 );
839 
840 /**
841  ** Completion events
842  **/
843 
844 TRACE_EVENT(xprtrdma_wc_send,
845 	TP_PROTO(
846 		const struct rpcrdma_sendctx *sc,
847 		const struct ib_wc *wc
848 	),
849 
850 	TP_ARGS(sc, wc),
851 
852 	TP_STRUCT__entry(
853 		__field(const void *, req)
854 		__field(const void *, sc)
855 		__field(unsigned int, unmap_count)
856 		__field(unsigned int, status)
857 		__field(unsigned int, vendor_err)
858 	),
859 
860 	TP_fast_assign(
861 		__entry->req = sc->sc_req;
862 		__entry->sc = sc;
863 		__entry->unmap_count = sc->sc_unmap_count;
864 		__entry->status = wc->status;
865 		__entry->vendor_err = __entry->status ? wc->vendor_err : 0;
866 	),
867 
868 	TP_printk("req=%p sc=%p unmapped=%u: %s (%u/0x%x)",
869 		__entry->req, __entry->sc, __entry->unmap_count,
870 		rdma_show_wc_status(__entry->status),
871 		__entry->status, __entry->vendor_err
872 	)
873 );
874 
875 TRACE_EVENT(xprtrdma_wc_receive,
876 	TP_PROTO(
877 		const struct ib_wc *wc
878 	),
879 
880 	TP_ARGS(wc),
881 
882 	TP_STRUCT__entry(
883 		__field(const void *, rep)
884 		__field(u32, byte_len)
885 		__field(unsigned int, status)
886 		__field(u32, vendor_err)
887 	),
888 
889 	TP_fast_assign(
890 		__entry->rep = container_of(wc->wr_cqe, struct rpcrdma_rep,
891 					    rr_cqe);
892 		__entry->status = wc->status;
893 		if (wc->status) {
894 			__entry->byte_len = 0;
895 			__entry->vendor_err = wc->vendor_err;
896 		} else {
897 			__entry->byte_len = wc->byte_len;
898 			__entry->vendor_err = 0;
899 		}
900 	),
901 
902 	TP_printk("rep=%p %u bytes: %s (%u/0x%x)",
903 		__entry->rep, __entry->byte_len,
904 		rdma_show_wc_status(__entry->status),
905 		__entry->status, __entry->vendor_err
906 	)
907 );
908 
909 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_fastreg);
910 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li);
911 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_wake);
912 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_done);
913 
914 TRACE_EVENT(xprtrdma_frwr_alloc,
915 	TP_PROTO(
916 		const struct rpcrdma_mr *mr,
917 		int rc
918 	),
919 
920 	TP_ARGS(mr, rc),
921 
922 	TP_STRUCT__entry(
923 		__field(const void *, mr)
924 		__field(int, rc)
925 	),
926 
927 	TP_fast_assign(
928 		__entry->mr = mr;
929 		__entry->rc	= rc;
930 	),
931 
932 	TP_printk("mr=%p: rc=%d",
933 		__entry->mr, __entry->rc
934 	)
935 );
936 
937 TRACE_EVENT(xprtrdma_frwr_dereg,
938 	TP_PROTO(
939 		const struct rpcrdma_mr *mr,
940 		int rc
941 	),
942 
943 	TP_ARGS(mr, rc),
944 
945 	TP_STRUCT__entry(
946 		__field(const void *, mr)
947 		__field(u32, handle)
948 		__field(u32, length)
949 		__field(u64, offset)
950 		__field(u32, dir)
951 		__field(int, rc)
952 	),
953 
954 	TP_fast_assign(
955 		__entry->mr = mr;
956 		__entry->handle = mr->mr_handle;
957 		__entry->length = mr->mr_length;
958 		__entry->offset = mr->mr_offset;
959 		__entry->dir    = mr->mr_dir;
960 		__entry->rc	= rc;
961 	),
962 
963 	TP_printk("mr=%p %u@0x%016llx:0x%08x (%s): rc=%d",
964 		__entry->mr, __entry->length,
965 		(unsigned long long)__entry->offset, __entry->handle,
966 		xprtrdma_show_direction(__entry->dir),
967 		__entry->rc
968 	)
969 );
970 
971 TRACE_EVENT(xprtrdma_frwr_sgerr,
972 	TP_PROTO(
973 		const struct rpcrdma_mr *mr,
974 		int sg_nents
975 	),
976 
977 	TP_ARGS(mr, sg_nents),
978 
979 	TP_STRUCT__entry(
980 		__field(const void *, mr)
981 		__field(u64, addr)
982 		__field(u32, dir)
983 		__field(int, nents)
984 	),
985 
986 	TP_fast_assign(
987 		__entry->mr = mr;
988 		__entry->addr = mr->mr_sg->dma_address;
989 		__entry->dir = mr->mr_dir;
990 		__entry->nents = sg_nents;
991 	),
992 
993 	TP_printk("mr=%p dma addr=0x%llx (%s) sg_nents=%d",
994 		__entry->mr, __entry->addr,
995 		xprtrdma_show_direction(__entry->dir),
996 		__entry->nents
997 	)
998 );
999 
1000 TRACE_EVENT(xprtrdma_frwr_maperr,
1001 	TP_PROTO(
1002 		const struct rpcrdma_mr *mr,
1003 		int num_mapped
1004 	),
1005 
1006 	TP_ARGS(mr, num_mapped),
1007 
1008 	TP_STRUCT__entry(
1009 		__field(const void *, mr)
1010 		__field(u64, addr)
1011 		__field(u32, dir)
1012 		__field(int, num_mapped)
1013 		__field(int, nents)
1014 	),
1015 
1016 	TP_fast_assign(
1017 		__entry->mr = mr;
1018 		__entry->addr = mr->mr_sg->dma_address;
1019 		__entry->dir = mr->mr_dir;
1020 		__entry->num_mapped = num_mapped;
1021 		__entry->nents = mr->mr_nents;
1022 	),
1023 
1024 	TP_printk("mr=%p dma addr=0x%llx (%s) nents=%d of %d",
1025 		__entry->mr, __entry->addr,
1026 		xprtrdma_show_direction(__entry->dir),
1027 		__entry->num_mapped, __entry->nents
1028 	)
1029 );
1030 
1031 DEFINE_MR_EVENT(localinv);
1032 DEFINE_MR_EVENT(map);
1033 DEFINE_MR_EVENT(unmap);
1034 DEFINE_MR_EVENT(remoteinv);
1035 DEFINE_MR_EVENT(recycle);
1036 
1037 TRACE_EVENT(xprtrdma_dma_maperr,
1038 	TP_PROTO(
1039 		u64 addr
1040 	),
1041 
1042 	TP_ARGS(addr),
1043 
1044 	TP_STRUCT__entry(
1045 		__field(u64, addr)
1046 	),
1047 
1048 	TP_fast_assign(
1049 		__entry->addr = addr;
1050 	),
1051 
1052 	TP_printk("dma addr=0x%llx\n", __entry->addr)
1053 );
1054 
1055 /**
1056  ** Reply events
1057  **/
1058 
1059 TRACE_EVENT(xprtrdma_reply,
1060 	TP_PROTO(
1061 		const struct rpc_task *task,
1062 		const struct rpcrdma_rep *rep,
1063 		const struct rpcrdma_req *req,
1064 		unsigned int credits
1065 	),
1066 
1067 	TP_ARGS(task, rep, req, credits),
1068 
1069 	TP_STRUCT__entry(
1070 		__field(unsigned int, task_id)
1071 		__field(unsigned int, client_id)
1072 		__field(const void *, rep)
1073 		__field(const void *, req)
1074 		__field(u32, xid)
1075 		__field(unsigned int, credits)
1076 	),
1077 
1078 	TP_fast_assign(
1079 		__entry->task_id = task->tk_pid;
1080 		__entry->client_id = task->tk_client->cl_clid;
1081 		__entry->rep = rep;
1082 		__entry->req = req;
1083 		__entry->xid = be32_to_cpu(rep->rr_xid);
1084 		__entry->credits = credits;
1085 	),
1086 
1087 	TP_printk("task:%u@%u xid=0x%08x, %u credits, rep=%p -> req=%p",
1088 		__entry->task_id, __entry->client_id, __entry->xid,
1089 		__entry->credits, __entry->rep, __entry->req
1090 	)
1091 );
1092 
1093 TRACE_EVENT(xprtrdma_defer_cmp,
1094 	TP_PROTO(
1095 		const struct rpcrdma_rep *rep
1096 	),
1097 
1098 	TP_ARGS(rep),
1099 
1100 	TP_STRUCT__entry(
1101 		__field(unsigned int, task_id)
1102 		__field(unsigned int, client_id)
1103 		__field(const void *, rep)
1104 		__field(u32, xid)
1105 	),
1106 
1107 	TP_fast_assign(
1108 		__entry->task_id = rep->rr_rqst->rq_task->tk_pid;
1109 		__entry->client_id = rep->rr_rqst->rq_task->tk_client->cl_clid;
1110 		__entry->rep = rep;
1111 		__entry->xid = be32_to_cpu(rep->rr_xid);
1112 	),
1113 
1114 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1115 		__entry->task_id, __entry->client_id, __entry->xid,
1116 		__entry->rep
1117 	)
1118 );
1119 
1120 DEFINE_REPLY_EVENT(xprtrdma_reply_vers);
1121 DEFINE_REPLY_EVENT(xprtrdma_reply_rqst);
1122 DEFINE_REPLY_EVENT(xprtrdma_reply_short);
1123 DEFINE_REPLY_EVENT(xprtrdma_reply_hdr);
1124 
1125 TRACE_EVENT(xprtrdma_fixup,
1126 	TP_PROTO(
1127 		const struct rpc_rqst *rqst,
1128 		unsigned long fixup
1129 	),
1130 
1131 	TP_ARGS(rqst, fixup),
1132 
1133 	TP_STRUCT__entry(
1134 		__field(unsigned int, task_id)
1135 		__field(unsigned int, client_id)
1136 		__field(unsigned long, fixup)
1137 		__field(size_t, headlen)
1138 		__field(unsigned int, pagelen)
1139 		__field(size_t, taillen)
1140 	),
1141 
1142 	TP_fast_assign(
1143 		__entry->task_id = rqst->rq_task->tk_pid;
1144 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1145 		__entry->fixup = fixup;
1146 		__entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
1147 		__entry->pagelen = rqst->rq_rcv_buf.page_len;
1148 		__entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
1149 	),
1150 
1151 	TP_printk("task:%u@%u fixup=%lu xdr=%zu/%u/%zu",
1152 		__entry->task_id, __entry->client_id, __entry->fixup,
1153 		__entry->headlen, __entry->pagelen, __entry->taillen
1154 	)
1155 );
1156 
1157 TRACE_EVENT(xprtrdma_decode_seg,
1158 	TP_PROTO(
1159 		u32 handle,
1160 		u32 length,
1161 		u64 offset
1162 	),
1163 
1164 	TP_ARGS(handle, length, offset),
1165 
1166 	TP_STRUCT__entry(
1167 		__field(u32, handle)
1168 		__field(u32, length)
1169 		__field(u64, offset)
1170 	),
1171 
1172 	TP_fast_assign(
1173 		__entry->handle = handle;
1174 		__entry->length = length;
1175 		__entry->offset = offset;
1176 	),
1177 
1178 	TP_printk("%u@0x%016llx:0x%08x",
1179 		__entry->length, (unsigned long long)__entry->offset,
1180 		__entry->handle
1181 	)
1182 );
1183 
1184 /**
1185  ** Allocation/release of rpcrdma_reqs and rpcrdma_reps
1186  **/
1187 
1188 TRACE_EVENT(xprtrdma_op_allocate,
1189 	TP_PROTO(
1190 		const struct rpc_task *task,
1191 		const struct rpcrdma_req *req
1192 	),
1193 
1194 	TP_ARGS(task, req),
1195 
1196 	TP_STRUCT__entry(
1197 		__field(unsigned int, task_id)
1198 		__field(unsigned int, client_id)
1199 		__field(const void *, req)
1200 		__field(size_t, callsize)
1201 		__field(size_t, rcvsize)
1202 	),
1203 
1204 	TP_fast_assign(
1205 		__entry->task_id = task->tk_pid;
1206 		__entry->client_id = task->tk_client->cl_clid;
1207 		__entry->req = req;
1208 		__entry->callsize = task->tk_rqstp->rq_callsize;
1209 		__entry->rcvsize = task->tk_rqstp->rq_rcvsize;
1210 	),
1211 
1212 	TP_printk("task:%u@%u req=%p (%zu, %zu)",
1213 		__entry->task_id, __entry->client_id,
1214 		__entry->req, __entry->callsize, __entry->rcvsize
1215 	)
1216 );
1217 
1218 TRACE_EVENT(xprtrdma_op_free,
1219 	TP_PROTO(
1220 		const struct rpc_task *task,
1221 		const struct rpcrdma_req *req
1222 	),
1223 
1224 	TP_ARGS(task, req),
1225 
1226 	TP_STRUCT__entry(
1227 		__field(unsigned int, task_id)
1228 		__field(unsigned int, client_id)
1229 		__field(const void *, req)
1230 		__field(const void *, rep)
1231 	),
1232 
1233 	TP_fast_assign(
1234 		__entry->task_id = task->tk_pid;
1235 		__entry->client_id = task->tk_client->cl_clid;
1236 		__entry->req = req;
1237 		__entry->rep = req->rl_reply;
1238 	),
1239 
1240 	TP_printk("task:%u@%u req=%p rep=%p",
1241 		__entry->task_id, __entry->client_id,
1242 		__entry->req, __entry->rep
1243 	)
1244 );
1245 
1246 /**
1247  ** Callback events
1248  **/
1249 
1250 TRACE_EVENT(xprtrdma_cb_setup,
1251 	TP_PROTO(
1252 		const struct rpcrdma_xprt *r_xprt,
1253 		unsigned int reqs
1254 	),
1255 
1256 	TP_ARGS(r_xprt, reqs),
1257 
1258 	TP_STRUCT__entry(
1259 		__field(const void *, r_xprt)
1260 		__field(unsigned int, reqs)
1261 		__string(addr, rpcrdma_addrstr(r_xprt))
1262 		__string(port, rpcrdma_portstr(r_xprt))
1263 	),
1264 
1265 	TP_fast_assign(
1266 		__entry->r_xprt = r_xprt;
1267 		__entry->reqs = reqs;
1268 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
1269 		__assign_str(port, rpcrdma_portstr(r_xprt));
1270 	),
1271 
1272 	TP_printk("peer=[%s]:%s r_xprt=%p: %u reqs",
1273 		__get_str(addr), __get_str(port),
1274 		__entry->r_xprt, __entry->reqs
1275 	)
1276 );
1277 
1278 DEFINE_CB_EVENT(xprtrdma_cb_call);
1279 DEFINE_CB_EVENT(xprtrdma_cb_reply);
1280 
1281 TRACE_EVENT(xprtrdma_leaked_rep,
1282 	TP_PROTO(
1283 		const struct rpc_rqst *rqst,
1284 		const struct rpcrdma_rep *rep
1285 	),
1286 
1287 	TP_ARGS(rqst, rep),
1288 
1289 	TP_STRUCT__entry(
1290 		__field(unsigned int, task_id)
1291 		__field(unsigned int, client_id)
1292 		__field(u32, xid)
1293 		__field(const void *, rep)
1294 	),
1295 
1296 	TP_fast_assign(
1297 		__entry->task_id = rqst->rq_task->tk_pid;
1298 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1299 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1300 		__entry->rep = rep;
1301 	),
1302 
1303 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1304 		__entry->task_id, __entry->client_id, __entry->xid,
1305 		__entry->rep
1306 	)
1307 );
1308 
1309 /**
1310  ** Server-side RPC/RDMA events
1311  **/
1312 
1313 DECLARE_EVENT_CLASS(svcrdma_xprt_event,
1314 	TP_PROTO(
1315 		const struct svc_xprt *xprt
1316 	),
1317 
1318 	TP_ARGS(xprt),
1319 
1320 	TP_STRUCT__entry(
1321 		__field(const void *, xprt)
1322 		__string(addr, xprt->xpt_remotebuf)
1323 	),
1324 
1325 	TP_fast_assign(
1326 		__entry->xprt = xprt;
1327 		__assign_str(addr, xprt->xpt_remotebuf);
1328 	),
1329 
1330 	TP_printk("xprt=%p addr=%s",
1331 		__entry->xprt, __get_str(addr)
1332 	)
1333 );
1334 
1335 #define DEFINE_XPRT_EVENT(name)						\
1336 		DEFINE_EVENT(svcrdma_xprt_event, svcrdma_xprt_##name,	\
1337 				TP_PROTO(				\
1338 					const struct svc_xprt *xprt	\
1339 				),					\
1340 				TP_ARGS(xprt))
1341 
1342 DEFINE_XPRT_EVENT(accept);
1343 DEFINE_XPRT_EVENT(fail);
1344 DEFINE_XPRT_EVENT(free);
1345 
1346 TRACE_DEFINE_ENUM(RDMA_MSG);
1347 TRACE_DEFINE_ENUM(RDMA_NOMSG);
1348 TRACE_DEFINE_ENUM(RDMA_MSGP);
1349 TRACE_DEFINE_ENUM(RDMA_DONE);
1350 TRACE_DEFINE_ENUM(RDMA_ERROR);
1351 
1352 #define show_rpcrdma_proc(x)						\
1353 		__print_symbolic(x,					\
1354 				{ RDMA_MSG, "RDMA_MSG" },		\
1355 				{ RDMA_NOMSG, "RDMA_NOMSG" },		\
1356 				{ RDMA_MSGP, "RDMA_MSGP" },		\
1357 				{ RDMA_DONE, "RDMA_DONE" },		\
1358 				{ RDMA_ERROR, "RDMA_ERROR" })
1359 
1360 TRACE_EVENT(svcrdma_decode_rqst,
1361 	TP_PROTO(
1362 		__be32 *p,
1363 		unsigned int hdrlen
1364 	),
1365 
1366 	TP_ARGS(p, hdrlen),
1367 
1368 	TP_STRUCT__entry(
1369 		__field(u32, xid)
1370 		__field(u32, vers)
1371 		__field(u32, proc)
1372 		__field(u32, credits)
1373 		__field(unsigned int, hdrlen)
1374 	),
1375 
1376 	TP_fast_assign(
1377 		__entry->xid = be32_to_cpup(p++);
1378 		__entry->vers = be32_to_cpup(p++);
1379 		__entry->credits = be32_to_cpup(p++);
1380 		__entry->proc = be32_to_cpup(p);
1381 		__entry->hdrlen = hdrlen;
1382 	),
1383 
1384 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
1385 		__entry->xid, __entry->vers, __entry->credits,
1386 		show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
1387 );
1388 
1389 TRACE_EVENT(svcrdma_decode_short,
1390 	TP_PROTO(
1391 		unsigned int hdrlen
1392 	),
1393 
1394 	TP_ARGS(hdrlen),
1395 
1396 	TP_STRUCT__entry(
1397 		__field(unsigned int, hdrlen)
1398 	),
1399 
1400 	TP_fast_assign(
1401 		__entry->hdrlen = hdrlen;
1402 	),
1403 
1404 	TP_printk("hdrlen=%u", __entry->hdrlen)
1405 );
1406 
1407 DECLARE_EVENT_CLASS(svcrdma_badreq_event,
1408 	TP_PROTO(
1409 		__be32 *p
1410 	),
1411 
1412 	TP_ARGS(p),
1413 
1414 	TP_STRUCT__entry(
1415 		__field(u32, xid)
1416 		__field(u32, vers)
1417 		__field(u32, proc)
1418 		__field(u32, credits)
1419 	),
1420 
1421 	TP_fast_assign(
1422 		__entry->xid = be32_to_cpup(p++);
1423 		__entry->vers = be32_to_cpup(p++);
1424 		__entry->credits = be32_to_cpup(p++);
1425 		__entry->proc = be32_to_cpup(p);
1426 	),
1427 
1428 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%u",
1429 		__entry->xid, __entry->vers, __entry->credits, __entry->proc)
1430 );
1431 
1432 #define DEFINE_BADREQ_EVENT(name)					\
1433 		DEFINE_EVENT(svcrdma_badreq_event, svcrdma_decode_##name,\
1434 				TP_PROTO(				\
1435 					__be32 *p			\
1436 				),					\
1437 				TP_ARGS(p))
1438 
1439 DEFINE_BADREQ_EVENT(badvers);
1440 DEFINE_BADREQ_EVENT(drop);
1441 DEFINE_BADREQ_EVENT(badproc);
1442 DEFINE_BADREQ_EVENT(parse);
1443 
1444 DECLARE_EVENT_CLASS(svcrdma_segment_event,
1445 	TP_PROTO(
1446 		u32 handle,
1447 		u32 length,
1448 		u64 offset
1449 	),
1450 
1451 	TP_ARGS(handle, length, offset),
1452 
1453 	TP_STRUCT__entry(
1454 		__field(u32, handle)
1455 		__field(u32, length)
1456 		__field(u64, offset)
1457 	),
1458 
1459 	TP_fast_assign(
1460 		__entry->handle = handle;
1461 		__entry->length = length;
1462 		__entry->offset = offset;
1463 	),
1464 
1465 	TP_printk("%u@0x%016llx:0x%08x",
1466 		__entry->length, (unsigned long long)__entry->offset,
1467 		__entry->handle
1468 	)
1469 );
1470 
1471 #define DEFINE_SEGMENT_EVENT(name)					\
1472 		DEFINE_EVENT(svcrdma_segment_event, svcrdma_encode_##name,\
1473 				TP_PROTO(				\
1474 					u32 handle,			\
1475 					u32 length,			\
1476 					u64 offset			\
1477 				),					\
1478 				TP_ARGS(handle, length, offset))
1479 
1480 DEFINE_SEGMENT_EVENT(rseg);
1481 DEFINE_SEGMENT_EVENT(wseg);
1482 
1483 DECLARE_EVENT_CLASS(svcrdma_chunk_event,
1484 	TP_PROTO(
1485 		u32 length
1486 	),
1487 
1488 	TP_ARGS(length),
1489 
1490 	TP_STRUCT__entry(
1491 		__field(u32, length)
1492 	),
1493 
1494 	TP_fast_assign(
1495 		__entry->length = length;
1496 	),
1497 
1498 	TP_printk("length=%u",
1499 		__entry->length
1500 	)
1501 );
1502 
1503 #define DEFINE_CHUNK_EVENT(name)					\
1504 		DEFINE_EVENT(svcrdma_chunk_event, svcrdma_encode_##name,\
1505 				TP_PROTO(				\
1506 					u32 length			\
1507 				),					\
1508 				TP_ARGS(length))
1509 
1510 DEFINE_CHUNK_EVENT(pzr);
1511 DEFINE_CHUNK_EVENT(write);
1512 DEFINE_CHUNK_EVENT(reply);
1513 
1514 TRACE_EVENT(svcrdma_encode_read,
1515 	TP_PROTO(
1516 		u32 length,
1517 		u32 position
1518 	),
1519 
1520 	TP_ARGS(length, position),
1521 
1522 	TP_STRUCT__entry(
1523 		__field(u32, length)
1524 		__field(u32, position)
1525 	),
1526 
1527 	TP_fast_assign(
1528 		__entry->length = length;
1529 		__entry->position = position;
1530 	),
1531 
1532 	TP_printk("length=%u position=%u",
1533 		__entry->length, __entry->position
1534 	)
1535 );
1536 
1537 DECLARE_EVENT_CLASS(svcrdma_error_event,
1538 	TP_PROTO(
1539 		__be32 xid
1540 	),
1541 
1542 	TP_ARGS(xid),
1543 
1544 	TP_STRUCT__entry(
1545 		__field(u32, xid)
1546 	),
1547 
1548 	TP_fast_assign(
1549 		__entry->xid = be32_to_cpu(xid);
1550 	),
1551 
1552 	TP_printk("xid=0x%08x",
1553 		__entry->xid
1554 	)
1555 );
1556 
1557 #define DEFINE_ERROR_EVENT(name)					\
1558 		DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name,	\
1559 				TP_PROTO(				\
1560 					__be32 xid			\
1561 				),					\
1562 				TP_ARGS(xid))
1563 
1564 DEFINE_ERROR_EVENT(vers);
1565 DEFINE_ERROR_EVENT(chunk);
1566 
1567 /**
1568  ** Server-side RDMA API events
1569  **/
1570 
1571 DECLARE_EVENT_CLASS(svcrdma_dma_map_class,
1572 	TP_PROTO(
1573 		const struct svcxprt_rdma *rdma,
1574 		u64 dma_addr,
1575 		u32 length
1576 	),
1577 
1578 	TP_ARGS(rdma, dma_addr, length),
1579 
1580 	TP_STRUCT__entry(
1581 		__field(u64, dma_addr)
1582 		__field(u32, length)
1583 		__string(device, rdma->sc_cm_id->device->name)
1584 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1585 	),
1586 
1587 	TP_fast_assign(
1588 		__entry->dma_addr = dma_addr;
1589 		__entry->length = length;
1590 		__assign_str(device, rdma->sc_cm_id->device->name);
1591 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1592 	),
1593 
1594 	TP_printk("addr=%s device=%s dma_addr=%llu length=%u",
1595 		__get_str(addr), __get_str(device),
1596 		__entry->dma_addr, __entry->length
1597 	)
1598 );
1599 
1600 #define DEFINE_SVC_DMA_EVENT(name)					\
1601 		DEFINE_EVENT(svcrdma_dma_map_class, svcrdma_##name,	\
1602 				TP_PROTO(				\
1603 					const struct svcxprt_rdma *rdma,\
1604 					u64 dma_addr,			\
1605 					u32 length			\
1606 				),					\
1607 				TP_ARGS(rdma, dma_addr, length))
1608 
1609 DEFINE_SVC_DMA_EVENT(dma_map_page);
1610 DEFINE_SVC_DMA_EVENT(dma_unmap_page);
1611 
1612 TRACE_EVENT(svcrdma_dma_map_rwctx,
1613 	TP_PROTO(
1614 		const struct svcxprt_rdma *rdma,
1615 		int status
1616 	),
1617 
1618 	TP_ARGS(rdma, status),
1619 
1620 	TP_STRUCT__entry(
1621 		__field(int, status)
1622 		__string(device, rdma->sc_cm_id->device->name)
1623 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1624 	),
1625 
1626 	TP_fast_assign(
1627 		__entry->status = status;
1628 		__assign_str(device, rdma->sc_cm_id->device->name);
1629 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1630 	),
1631 
1632 	TP_printk("addr=%s device=%s status=%d",
1633 		__get_str(addr), __get_str(device), __entry->status
1634 	)
1635 );
1636 
1637 TRACE_EVENT(svcrdma_send_failed,
1638 	TP_PROTO(
1639 		const struct svc_rqst *rqst,
1640 		int status
1641 	),
1642 
1643 	TP_ARGS(rqst, status),
1644 
1645 	TP_STRUCT__entry(
1646 		__field(int, status)
1647 		__field(u32, xid)
1648 		__field(const void *, xprt)
1649 		__string(addr, rqst->rq_xprt->xpt_remotebuf)
1650 	),
1651 
1652 	TP_fast_assign(
1653 		__entry->status = status;
1654 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1655 		__entry->xprt = rqst->rq_xprt;
1656 		__assign_str(addr, rqst->rq_xprt->xpt_remotebuf);
1657 	),
1658 
1659 	TP_printk("xprt=%p addr=%s xid=0x%08x status=%d",
1660 		__entry->xprt, __get_str(addr),
1661 		__entry->xid, __entry->status
1662 	)
1663 );
1664 
1665 DECLARE_EVENT_CLASS(svcrdma_sendcomp_event,
1666 	TP_PROTO(
1667 		const struct ib_wc *wc
1668 	),
1669 
1670 	TP_ARGS(wc),
1671 
1672 	TP_STRUCT__entry(
1673 		__field(const void *, cqe)
1674 		__field(unsigned int, status)
1675 		__field(unsigned int, vendor_err)
1676 	),
1677 
1678 	TP_fast_assign(
1679 		__entry->cqe = wc->wr_cqe;
1680 		__entry->status = wc->status;
1681 		if (wc->status)
1682 			__entry->vendor_err = wc->vendor_err;
1683 		else
1684 			__entry->vendor_err = 0;
1685 	),
1686 
1687 	TP_printk("cqe=%p status=%s (%u/0x%x)",
1688 		__entry->cqe, rdma_show_wc_status(__entry->status),
1689 		__entry->status, __entry->vendor_err
1690 	)
1691 );
1692 
1693 #define DEFINE_SENDCOMP_EVENT(name)					\
1694 		DEFINE_EVENT(svcrdma_sendcomp_event, svcrdma_wc_##name,	\
1695 				TP_PROTO(				\
1696 					const struct ib_wc *wc		\
1697 				),					\
1698 				TP_ARGS(wc))
1699 
1700 TRACE_EVENT(svcrdma_post_send,
1701 	TP_PROTO(
1702 		const struct ib_send_wr *wr,
1703 		int status
1704 	),
1705 
1706 	TP_ARGS(wr, status),
1707 
1708 	TP_STRUCT__entry(
1709 		__field(const void *, cqe)
1710 		__field(unsigned int, num_sge)
1711 		__field(u32, inv_rkey)
1712 		__field(int, status)
1713 	),
1714 
1715 	TP_fast_assign(
1716 		__entry->cqe = wr->wr_cqe;
1717 		__entry->num_sge = wr->num_sge;
1718 		__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
1719 					wr->ex.invalidate_rkey : 0;
1720 		__entry->status = status;
1721 	),
1722 
1723 	TP_printk("cqe=%p num_sge=%u inv_rkey=0x%08x status=%d",
1724 		__entry->cqe, __entry->num_sge,
1725 		__entry->inv_rkey, __entry->status
1726 	)
1727 );
1728 
1729 DEFINE_SENDCOMP_EVENT(send);
1730 
1731 TRACE_EVENT(svcrdma_post_recv,
1732 	TP_PROTO(
1733 		const struct ib_recv_wr *wr,
1734 		int status
1735 	),
1736 
1737 	TP_ARGS(wr, status),
1738 
1739 	TP_STRUCT__entry(
1740 		__field(const void *, cqe)
1741 		__field(int, status)
1742 	),
1743 
1744 	TP_fast_assign(
1745 		__entry->cqe = wr->wr_cqe;
1746 		__entry->status = status;
1747 	),
1748 
1749 	TP_printk("cqe=%p status=%d",
1750 		__entry->cqe, __entry->status
1751 	)
1752 );
1753 
1754 TRACE_EVENT(svcrdma_wc_receive,
1755 	TP_PROTO(
1756 		const struct ib_wc *wc
1757 	),
1758 
1759 	TP_ARGS(wc),
1760 
1761 	TP_STRUCT__entry(
1762 		__field(const void *, cqe)
1763 		__field(u32, byte_len)
1764 		__field(unsigned int, status)
1765 		__field(u32, vendor_err)
1766 	),
1767 
1768 	TP_fast_assign(
1769 		__entry->cqe = wc->wr_cqe;
1770 		__entry->status = wc->status;
1771 		if (wc->status) {
1772 			__entry->byte_len = 0;
1773 			__entry->vendor_err = wc->vendor_err;
1774 		} else {
1775 			__entry->byte_len = wc->byte_len;
1776 			__entry->vendor_err = 0;
1777 		}
1778 	),
1779 
1780 	TP_printk("cqe=%p byte_len=%u status=%s (%u/0x%x)",
1781 		__entry->cqe, __entry->byte_len,
1782 		rdma_show_wc_status(__entry->status),
1783 		__entry->status, __entry->vendor_err
1784 	)
1785 );
1786 
1787 TRACE_EVENT(svcrdma_post_rw,
1788 	TP_PROTO(
1789 		const void *cqe,
1790 		int sqecount,
1791 		int status
1792 	),
1793 
1794 	TP_ARGS(cqe, sqecount, status),
1795 
1796 	TP_STRUCT__entry(
1797 		__field(const void *, cqe)
1798 		__field(int, sqecount)
1799 		__field(int, status)
1800 	),
1801 
1802 	TP_fast_assign(
1803 		__entry->cqe = cqe;
1804 		__entry->sqecount = sqecount;
1805 		__entry->status = status;
1806 	),
1807 
1808 	TP_printk("cqe=%p sqecount=%d status=%d",
1809 		__entry->cqe, __entry->sqecount, __entry->status
1810 	)
1811 );
1812 
1813 DEFINE_SENDCOMP_EVENT(read);
1814 DEFINE_SENDCOMP_EVENT(write);
1815 
1816 TRACE_EVENT(svcrdma_qp_error,
1817 	TP_PROTO(
1818 		const struct ib_event *event,
1819 		const struct sockaddr *sap
1820 	),
1821 
1822 	TP_ARGS(event, sap),
1823 
1824 	TP_STRUCT__entry(
1825 		__field(unsigned int, event)
1826 		__string(device, event->device->name)
1827 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1828 	),
1829 
1830 	TP_fast_assign(
1831 		__entry->event = event->event;
1832 		__assign_str(device, event->device->name);
1833 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1834 			 "%pISpc", sap);
1835 	),
1836 
1837 	TP_printk("addr=%s dev=%s event=%s (%u)",
1838 		__entry->addr, __get_str(device),
1839 		rdma_show_ib_event(__entry->event), __entry->event
1840 	)
1841 );
1842 
1843 DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
1844 	TP_PROTO(
1845 		const struct svcxprt_rdma *rdma
1846 	),
1847 
1848 	TP_ARGS(rdma),
1849 
1850 	TP_STRUCT__entry(
1851 		__field(int, avail)
1852 		__field(int, depth)
1853 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1854 	),
1855 
1856 	TP_fast_assign(
1857 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1858 		__entry->depth = rdma->sc_sq_depth;
1859 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1860 	),
1861 
1862 	TP_printk("addr=%s sc_sq_avail=%d/%d",
1863 		__get_str(addr), __entry->avail, __entry->depth
1864 	)
1865 );
1866 
1867 #define DEFINE_SQ_EVENT(name)						\
1868 		DEFINE_EVENT(svcrdma_sendqueue_event, svcrdma_sq_##name,\
1869 				TP_PROTO(				\
1870 					const struct svcxprt_rdma *rdma \
1871 				),					\
1872 				TP_ARGS(rdma))
1873 
1874 DEFINE_SQ_EVENT(full);
1875 DEFINE_SQ_EVENT(retry);
1876 
1877 #endif /* _TRACE_RPCRDMA_H */
1878 
1879 #include <trace/define_trace.h>
1880