xref: /openbmc/linux/include/trace/events/rpcrdma.h (revision a52c23b8)
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(unsigned int, task_id)
733 		__field(unsigned int, client_id)
734 		__field(int, num_sge)
735 		__field(int, signaled)
736 		__field(int, status)
737 	),
738 
739 	TP_fast_assign(
740 		const struct rpc_rqst *rqst = &req->rl_slot;
741 
742 		__entry->task_id = rqst->rq_task->tk_pid;
743 		__entry->client_id = rqst->rq_task->tk_client ?
744 				     rqst->rq_task->tk_client->cl_clid : -1;
745 		__entry->req = req;
746 		__entry->num_sge = req->rl_wr.num_sge;
747 		__entry->signaled = req->rl_wr.send_flags & IB_SEND_SIGNALED;
748 		__entry->status = status;
749 	),
750 
751 	TP_printk("task:%u@%u req=%p (%d SGE%s) %sstatus=%d",
752 		__entry->task_id, __entry->client_id,
753 		__entry->req, __entry->num_sge,
754 		(__entry->num_sge == 1 ? "" : "s"),
755 		(__entry->signaled ? "signaled " : ""),
756 		__entry->status
757 	)
758 );
759 
760 TRACE_EVENT(xprtrdma_post_recv,
761 	TP_PROTO(
762 		const struct rpcrdma_rep *rep
763 	),
764 
765 	TP_ARGS(rep),
766 
767 	TP_STRUCT__entry(
768 		__field(const void *, rep)
769 	),
770 
771 	TP_fast_assign(
772 		__entry->rep = rep;
773 	),
774 
775 	TP_printk("rep=%p",
776 		__entry->rep
777 	)
778 );
779 
780 TRACE_EVENT(xprtrdma_post_recvs,
781 	TP_PROTO(
782 		const struct rpcrdma_xprt *r_xprt,
783 		unsigned int count,
784 		int status
785 	),
786 
787 	TP_ARGS(r_xprt, count, status),
788 
789 	TP_STRUCT__entry(
790 		__field(const void *, r_xprt)
791 		__field(unsigned int, count)
792 		__field(int, status)
793 		__field(int, posted)
794 		__string(addr, rpcrdma_addrstr(r_xprt))
795 		__string(port, rpcrdma_portstr(r_xprt))
796 	),
797 
798 	TP_fast_assign(
799 		__entry->r_xprt = r_xprt;
800 		__entry->count = count;
801 		__entry->status = status;
802 		__entry->posted = r_xprt->rx_ep.rep_receive_count;
803 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
804 		__assign_str(port, rpcrdma_portstr(r_xprt));
805 	),
806 
807 	TP_printk("peer=[%s]:%s r_xprt=%p: %u new recvs, %d active (rc %d)",
808 		__get_str(addr), __get_str(port), __entry->r_xprt,
809 		__entry->count, __entry->posted, __entry->status
810 	)
811 );
812 
813 TRACE_EVENT(xprtrdma_post_linv,
814 	TP_PROTO(
815 		const struct rpcrdma_req *req,
816 		int status
817 	),
818 
819 	TP_ARGS(req, status),
820 
821 	TP_STRUCT__entry(
822 		__field(const void *, req)
823 		__field(int, status)
824 		__field(u32, xid)
825 	),
826 
827 	TP_fast_assign(
828 		__entry->req = req;
829 		__entry->status = status;
830 		__entry->xid = be32_to_cpu(req->rl_slot.rq_xid);
831 	),
832 
833 	TP_printk("req=%p xid=0x%08x status=%d",
834 		__entry->req, __entry->xid, __entry->status
835 	)
836 );
837 
838 /**
839  ** Completion events
840  **/
841 
842 TRACE_EVENT(xprtrdma_wc_send,
843 	TP_PROTO(
844 		const struct rpcrdma_sendctx *sc,
845 		const struct ib_wc *wc
846 	),
847 
848 	TP_ARGS(sc, wc),
849 
850 	TP_STRUCT__entry(
851 		__field(const void *, req)
852 		__field(unsigned int, unmap_count)
853 		__field(unsigned int, status)
854 		__field(unsigned int, vendor_err)
855 	),
856 
857 	TP_fast_assign(
858 		__entry->req = sc->sc_req;
859 		__entry->unmap_count = sc->sc_unmap_count;
860 		__entry->status = wc->status;
861 		__entry->vendor_err = __entry->status ? wc->vendor_err : 0;
862 	),
863 
864 	TP_printk("req=%p, unmapped %u pages: %s (%u/0x%x)",
865 		__entry->req, __entry->unmap_count,
866 		rdma_show_wc_status(__entry->status),
867 		__entry->status, __entry->vendor_err
868 	)
869 );
870 
871 TRACE_EVENT(xprtrdma_wc_receive,
872 	TP_PROTO(
873 		const struct ib_wc *wc
874 	),
875 
876 	TP_ARGS(wc),
877 
878 	TP_STRUCT__entry(
879 		__field(const void *, rep)
880 		__field(u32, byte_len)
881 		__field(unsigned int, status)
882 		__field(u32, vendor_err)
883 	),
884 
885 	TP_fast_assign(
886 		__entry->rep = container_of(wc->wr_cqe, struct rpcrdma_rep,
887 					    rr_cqe);
888 		__entry->status = wc->status;
889 		if (wc->status) {
890 			__entry->byte_len = 0;
891 			__entry->vendor_err = wc->vendor_err;
892 		} else {
893 			__entry->byte_len = wc->byte_len;
894 			__entry->vendor_err = 0;
895 		}
896 	),
897 
898 	TP_printk("rep=%p %u bytes: %s (%u/0x%x)",
899 		__entry->rep, __entry->byte_len,
900 		rdma_show_wc_status(__entry->status),
901 		__entry->status, __entry->vendor_err
902 	)
903 );
904 
905 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_fastreg);
906 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li);
907 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_wake);
908 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_done);
909 
910 TRACE_EVENT(xprtrdma_frwr_alloc,
911 	TP_PROTO(
912 		const struct rpcrdma_mr *mr,
913 		int rc
914 	),
915 
916 	TP_ARGS(mr, rc),
917 
918 	TP_STRUCT__entry(
919 		__field(const void *, mr)
920 		__field(int, rc)
921 	),
922 
923 	TP_fast_assign(
924 		__entry->mr = mr;
925 		__entry->rc	= rc;
926 	),
927 
928 	TP_printk("mr=%p: rc=%d",
929 		__entry->mr, __entry->rc
930 	)
931 );
932 
933 TRACE_EVENT(xprtrdma_frwr_dereg,
934 	TP_PROTO(
935 		const struct rpcrdma_mr *mr,
936 		int rc
937 	),
938 
939 	TP_ARGS(mr, rc),
940 
941 	TP_STRUCT__entry(
942 		__field(const void *, mr)
943 		__field(u32, handle)
944 		__field(u32, length)
945 		__field(u64, offset)
946 		__field(u32, dir)
947 		__field(int, rc)
948 	),
949 
950 	TP_fast_assign(
951 		__entry->mr = mr;
952 		__entry->handle = mr->mr_handle;
953 		__entry->length = mr->mr_length;
954 		__entry->offset = mr->mr_offset;
955 		__entry->dir    = mr->mr_dir;
956 		__entry->rc	= rc;
957 	),
958 
959 	TP_printk("mr=%p %u@0x%016llx:0x%08x (%s): rc=%d",
960 		__entry->mr, __entry->length,
961 		(unsigned long long)__entry->offset, __entry->handle,
962 		xprtrdma_show_direction(__entry->dir),
963 		__entry->rc
964 	)
965 );
966 
967 TRACE_EVENT(xprtrdma_frwr_sgerr,
968 	TP_PROTO(
969 		const struct rpcrdma_mr *mr,
970 		int sg_nents
971 	),
972 
973 	TP_ARGS(mr, sg_nents),
974 
975 	TP_STRUCT__entry(
976 		__field(const void *, mr)
977 		__field(u64, addr)
978 		__field(u32, dir)
979 		__field(int, nents)
980 	),
981 
982 	TP_fast_assign(
983 		__entry->mr = mr;
984 		__entry->addr = mr->mr_sg->dma_address;
985 		__entry->dir = mr->mr_dir;
986 		__entry->nents = sg_nents;
987 	),
988 
989 	TP_printk("mr=%p dma addr=0x%llx (%s) sg_nents=%d",
990 		__entry->mr, __entry->addr,
991 		xprtrdma_show_direction(__entry->dir),
992 		__entry->nents
993 	)
994 );
995 
996 TRACE_EVENT(xprtrdma_frwr_maperr,
997 	TP_PROTO(
998 		const struct rpcrdma_mr *mr,
999 		int num_mapped
1000 	),
1001 
1002 	TP_ARGS(mr, num_mapped),
1003 
1004 	TP_STRUCT__entry(
1005 		__field(const void *, mr)
1006 		__field(u64, addr)
1007 		__field(u32, dir)
1008 		__field(int, num_mapped)
1009 		__field(int, nents)
1010 	),
1011 
1012 	TP_fast_assign(
1013 		__entry->mr = mr;
1014 		__entry->addr = mr->mr_sg->dma_address;
1015 		__entry->dir = mr->mr_dir;
1016 		__entry->num_mapped = num_mapped;
1017 		__entry->nents = mr->mr_nents;
1018 	),
1019 
1020 	TP_printk("mr=%p dma addr=0x%llx (%s) nents=%d of %d",
1021 		__entry->mr, __entry->addr,
1022 		xprtrdma_show_direction(__entry->dir),
1023 		__entry->num_mapped, __entry->nents
1024 	)
1025 );
1026 
1027 DEFINE_MR_EVENT(localinv);
1028 DEFINE_MR_EVENT(map);
1029 DEFINE_MR_EVENT(unmap);
1030 DEFINE_MR_EVENT(remoteinv);
1031 DEFINE_MR_EVENT(recycle);
1032 
1033 TRACE_EVENT(xprtrdma_dma_maperr,
1034 	TP_PROTO(
1035 		u64 addr
1036 	),
1037 
1038 	TP_ARGS(addr),
1039 
1040 	TP_STRUCT__entry(
1041 		__field(u64, addr)
1042 	),
1043 
1044 	TP_fast_assign(
1045 		__entry->addr = addr;
1046 	),
1047 
1048 	TP_printk("dma addr=0x%llx\n", __entry->addr)
1049 );
1050 
1051 /**
1052  ** Reply events
1053  **/
1054 
1055 TRACE_EVENT(xprtrdma_reply,
1056 	TP_PROTO(
1057 		const struct rpc_task *task,
1058 		const struct rpcrdma_rep *rep,
1059 		const struct rpcrdma_req *req,
1060 		unsigned int credits
1061 	),
1062 
1063 	TP_ARGS(task, rep, req, credits),
1064 
1065 	TP_STRUCT__entry(
1066 		__field(unsigned int, task_id)
1067 		__field(unsigned int, client_id)
1068 		__field(const void *, rep)
1069 		__field(const void *, req)
1070 		__field(u32, xid)
1071 		__field(unsigned int, credits)
1072 	),
1073 
1074 	TP_fast_assign(
1075 		__entry->task_id = task->tk_pid;
1076 		__entry->client_id = task->tk_client->cl_clid;
1077 		__entry->rep = rep;
1078 		__entry->req = req;
1079 		__entry->xid = be32_to_cpu(rep->rr_xid);
1080 		__entry->credits = credits;
1081 	),
1082 
1083 	TP_printk("task:%u@%u xid=0x%08x, %u credits, rep=%p -> req=%p",
1084 		__entry->task_id, __entry->client_id, __entry->xid,
1085 		__entry->credits, __entry->rep, __entry->req
1086 	)
1087 );
1088 
1089 TRACE_EVENT(xprtrdma_defer_cmp,
1090 	TP_PROTO(
1091 		const struct rpcrdma_rep *rep
1092 	),
1093 
1094 	TP_ARGS(rep),
1095 
1096 	TP_STRUCT__entry(
1097 		__field(unsigned int, task_id)
1098 		__field(unsigned int, client_id)
1099 		__field(const void *, rep)
1100 		__field(u32, xid)
1101 	),
1102 
1103 	TP_fast_assign(
1104 		__entry->task_id = rep->rr_rqst->rq_task->tk_pid;
1105 		__entry->client_id = rep->rr_rqst->rq_task->tk_client->cl_clid;
1106 		__entry->rep = rep;
1107 		__entry->xid = be32_to_cpu(rep->rr_xid);
1108 	),
1109 
1110 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1111 		__entry->task_id, __entry->client_id, __entry->xid,
1112 		__entry->rep
1113 	)
1114 );
1115 
1116 DEFINE_REPLY_EVENT(xprtrdma_reply_vers);
1117 DEFINE_REPLY_EVENT(xprtrdma_reply_rqst);
1118 DEFINE_REPLY_EVENT(xprtrdma_reply_short);
1119 DEFINE_REPLY_EVENT(xprtrdma_reply_hdr);
1120 
1121 TRACE_EVENT(xprtrdma_fixup,
1122 	TP_PROTO(
1123 		const struct rpc_rqst *rqst,
1124 		unsigned long fixup
1125 	),
1126 
1127 	TP_ARGS(rqst, fixup),
1128 
1129 	TP_STRUCT__entry(
1130 		__field(unsigned int, task_id)
1131 		__field(unsigned int, client_id)
1132 		__field(unsigned long, fixup)
1133 		__field(size_t, headlen)
1134 		__field(unsigned int, pagelen)
1135 		__field(size_t, taillen)
1136 	),
1137 
1138 	TP_fast_assign(
1139 		__entry->task_id = rqst->rq_task->tk_pid;
1140 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1141 		__entry->fixup = fixup;
1142 		__entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
1143 		__entry->pagelen = rqst->rq_rcv_buf.page_len;
1144 		__entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
1145 	),
1146 
1147 	TP_printk("task:%u@%u fixup=%lu xdr=%zu/%u/%zu",
1148 		__entry->task_id, __entry->client_id, __entry->fixup,
1149 		__entry->headlen, __entry->pagelen, __entry->taillen
1150 	)
1151 );
1152 
1153 TRACE_EVENT(xprtrdma_decode_seg,
1154 	TP_PROTO(
1155 		u32 handle,
1156 		u32 length,
1157 		u64 offset
1158 	),
1159 
1160 	TP_ARGS(handle, length, offset),
1161 
1162 	TP_STRUCT__entry(
1163 		__field(u32, handle)
1164 		__field(u32, length)
1165 		__field(u64, offset)
1166 	),
1167 
1168 	TP_fast_assign(
1169 		__entry->handle = handle;
1170 		__entry->length = length;
1171 		__entry->offset = offset;
1172 	),
1173 
1174 	TP_printk("%u@0x%016llx:0x%08x",
1175 		__entry->length, (unsigned long long)__entry->offset,
1176 		__entry->handle
1177 	)
1178 );
1179 
1180 /**
1181  ** Allocation/release of rpcrdma_reqs and rpcrdma_reps
1182  **/
1183 
1184 TRACE_EVENT(xprtrdma_op_allocate,
1185 	TP_PROTO(
1186 		const struct rpc_task *task,
1187 		const struct rpcrdma_req *req
1188 	),
1189 
1190 	TP_ARGS(task, req),
1191 
1192 	TP_STRUCT__entry(
1193 		__field(unsigned int, task_id)
1194 		__field(unsigned int, client_id)
1195 		__field(const void *, req)
1196 		__field(size_t, callsize)
1197 		__field(size_t, rcvsize)
1198 	),
1199 
1200 	TP_fast_assign(
1201 		__entry->task_id = task->tk_pid;
1202 		__entry->client_id = task->tk_client->cl_clid;
1203 		__entry->req = req;
1204 		__entry->callsize = task->tk_rqstp->rq_callsize;
1205 		__entry->rcvsize = task->tk_rqstp->rq_rcvsize;
1206 	),
1207 
1208 	TP_printk("task:%u@%u req=%p (%zu, %zu)",
1209 		__entry->task_id, __entry->client_id,
1210 		__entry->req, __entry->callsize, __entry->rcvsize
1211 	)
1212 );
1213 
1214 TRACE_EVENT(xprtrdma_op_free,
1215 	TP_PROTO(
1216 		const struct rpc_task *task,
1217 		const struct rpcrdma_req *req
1218 	),
1219 
1220 	TP_ARGS(task, req),
1221 
1222 	TP_STRUCT__entry(
1223 		__field(unsigned int, task_id)
1224 		__field(unsigned int, client_id)
1225 		__field(const void *, req)
1226 		__field(const void *, rep)
1227 	),
1228 
1229 	TP_fast_assign(
1230 		__entry->task_id = task->tk_pid;
1231 		__entry->client_id = task->tk_client->cl_clid;
1232 		__entry->req = req;
1233 		__entry->rep = req->rl_reply;
1234 	),
1235 
1236 	TP_printk("task:%u@%u req=%p rep=%p",
1237 		__entry->task_id, __entry->client_id,
1238 		__entry->req, __entry->rep
1239 	)
1240 );
1241 
1242 /**
1243  ** Callback events
1244  **/
1245 
1246 TRACE_EVENT(xprtrdma_cb_setup,
1247 	TP_PROTO(
1248 		const struct rpcrdma_xprt *r_xprt,
1249 		unsigned int reqs
1250 	),
1251 
1252 	TP_ARGS(r_xprt, reqs),
1253 
1254 	TP_STRUCT__entry(
1255 		__field(const void *, r_xprt)
1256 		__field(unsigned int, reqs)
1257 		__string(addr, rpcrdma_addrstr(r_xprt))
1258 		__string(port, rpcrdma_portstr(r_xprt))
1259 	),
1260 
1261 	TP_fast_assign(
1262 		__entry->r_xprt = r_xprt;
1263 		__entry->reqs = reqs;
1264 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
1265 		__assign_str(port, rpcrdma_portstr(r_xprt));
1266 	),
1267 
1268 	TP_printk("peer=[%s]:%s r_xprt=%p: %u reqs",
1269 		__get_str(addr), __get_str(port),
1270 		__entry->r_xprt, __entry->reqs
1271 	)
1272 );
1273 
1274 DEFINE_CB_EVENT(xprtrdma_cb_call);
1275 DEFINE_CB_EVENT(xprtrdma_cb_reply);
1276 
1277 TRACE_EVENT(xprtrdma_leaked_rep,
1278 	TP_PROTO(
1279 		const struct rpc_rqst *rqst,
1280 		const struct rpcrdma_rep *rep
1281 	),
1282 
1283 	TP_ARGS(rqst, rep),
1284 
1285 	TP_STRUCT__entry(
1286 		__field(unsigned int, task_id)
1287 		__field(unsigned int, client_id)
1288 		__field(u32, xid)
1289 		__field(const void *, rep)
1290 	),
1291 
1292 	TP_fast_assign(
1293 		__entry->task_id = rqst->rq_task->tk_pid;
1294 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1295 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1296 		__entry->rep = rep;
1297 	),
1298 
1299 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1300 		__entry->task_id, __entry->client_id, __entry->xid,
1301 		__entry->rep
1302 	)
1303 );
1304 
1305 /**
1306  ** Server-side RPC/RDMA events
1307  **/
1308 
1309 DECLARE_EVENT_CLASS(svcrdma_xprt_event,
1310 	TP_PROTO(
1311 		const struct svc_xprt *xprt
1312 	),
1313 
1314 	TP_ARGS(xprt),
1315 
1316 	TP_STRUCT__entry(
1317 		__field(const void *, xprt)
1318 		__string(addr, xprt->xpt_remotebuf)
1319 	),
1320 
1321 	TP_fast_assign(
1322 		__entry->xprt = xprt;
1323 		__assign_str(addr, xprt->xpt_remotebuf);
1324 	),
1325 
1326 	TP_printk("xprt=%p addr=%s",
1327 		__entry->xprt, __get_str(addr)
1328 	)
1329 );
1330 
1331 #define DEFINE_XPRT_EVENT(name)						\
1332 		DEFINE_EVENT(svcrdma_xprt_event, svcrdma_xprt_##name,	\
1333 				TP_PROTO(				\
1334 					const struct svc_xprt *xprt	\
1335 				),					\
1336 				TP_ARGS(xprt))
1337 
1338 DEFINE_XPRT_EVENT(accept);
1339 DEFINE_XPRT_EVENT(fail);
1340 DEFINE_XPRT_EVENT(free);
1341 
1342 TRACE_DEFINE_ENUM(RDMA_MSG);
1343 TRACE_DEFINE_ENUM(RDMA_NOMSG);
1344 TRACE_DEFINE_ENUM(RDMA_MSGP);
1345 TRACE_DEFINE_ENUM(RDMA_DONE);
1346 TRACE_DEFINE_ENUM(RDMA_ERROR);
1347 
1348 #define show_rpcrdma_proc(x)						\
1349 		__print_symbolic(x,					\
1350 				{ RDMA_MSG, "RDMA_MSG" },		\
1351 				{ RDMA_NOMSG, "RDMA_NOMSG" },		\
1352 				{ RDMA_MSGP, "RDMA_MSGP" },		\
1353 				{ RDMA_DONE, "RDMA_DONE" },		\
1354 				{ RDMA_ERROR, "RDMA_ERROR" })
1355 
1356 TRACE_EVENT(svcrdma_decode_rqst,
1357 	TP_PROTO(
1358 		__be32 *p,
1359 		unsigned int hdrlen
1360 	),
1361 
1362 	TP_ARGS(p, hdrlen),
1363 
1364 	TP_STRUCT__entry(
1365 		__field(u32, xid)
1366 		__field(u32, vers)
1367 		__field(u32, proc)
1368 		__field(u32, credits)
1369 		__field(unsigned int, hdrlen)
1370 	),
1371 
1372 	TP_fast_assign(
1373 		__entry->xid = be32_to_cpup(p++);
1374 		__entry->vers = be32_to_cpup(p++);
1375 		__entry->credits = be32_to_cpup(p++);
1376 		__entry->proc = be32_to_cpup(p);
1377 		__entry->hdrlen = hdrlen;
1378 	),
1379 
1380 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
1381 		__entry->xid, __entry->vers, __entry->credits,
1382 		show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
1383 );
1384 
1385 TRACE_EVENT(svcrdma_decode_short,
1386 	TP_PROTO(
1387 		unsigned int hdrlen
1388 	),
1389 
1390 	TP_ARGS(hdrlen),
1391 
1392 	TP_STRUCT__entry(
1393 		__field(unsigned int, hdrlen)
1394 	),
1395 
1396 	TP_fast_assign(
1397 		__entry->hdrlen = hdrlen;
1398 	),
1399 
1400 	TP_printk("hdrlen=%u", __entry->hdrlen)
1401 );
1402 
1403 DECLARE_EVENT_CLASS(svcrdma_badreq_event,
1404 	TP_PROTO(
1405 		__be32 *p
1406 	),
1407 
1408 	TP_ARGS(p),
1409 
1410 	TP_STRUCT__entry(
1411 		__field(u32, xid)
1412 		__field(u32, vers)
1413 		__field(u32, proc)
1414 		__field(u32, credits)
1415 	),
1416 
1417 	TP_fast_assign(
1418 		__entry->xid = be32_to_cpup(p++);
1419 		__entry->vers = be32_to_cpup(p++);
1420 		__entry->credits = be32_to_cpup(p++);
1421 		__entry->proc = be32_to_cpup(p);
1422 	),
1423 
1424 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%u",
1425 		__entry->xid, __entry->vers, __entry->credits, __entry->proc)
1426 );
1427 
1428 #define DEFINE_BADREQ_EVENT(name)					\
1429 		DEFINE_EVENT(svcrdma_badreq_event, svcrdma_decode_##name,\
1430 				TP_PROTO(				\
1431 					__be32 *p			\
1432 				),					\
1433 				TP_ARGS(p))
1434 
1435 DEFINE_BADREQ_EVENT(badvers);
1436 DEFINE_BADREQ_EVENT(drop);
1437 DEFINE_BADREQ_EVENT(badproc);
1438 DEFINE_BADREQ_EVENT(parse);
1439 
1440 DECLARE_EVENT_CLASS(svcrdma_segment_event,
1441 	TP_PROTO(
1442 		u32 handle,
1443 		u32 length,
1444 		u64 offset
1445 	),
1446 
1447 	TP_ARGS(handle, length, offset),
1448 
1449 	TP_STRUCT__entry(
1450 		__field(u32, handle)
1451 		__field(u32, length)
1452 		__field(u64, offset)
1453 	),
1454 
1455 	TP_fast_assign(
1456 		__entry->handle = handle;
1457 		__entry->length = length;
1458 		__entry->offset = offset;
1459 	),
1460 
1461 	TP_printk("%u@0x%016llx:0x%08x",
1462 		__entry->length, (unsigned long long)__entry->offset,
1463 		__entry->handle
1464 	)
1465 );
1466 
1467 #define DEFINE_SEGMENT_EVENT(name)					\
1468 		DEFINE_EVENT(svcrdma_segment_event, svcrdma_encode_##name,\
1469 				TP_PROTO(				\
1470 					u32 handle,			\
1471 					u32 length,			\
1472 					u64 offset			\
1473 				),					\
1474 				TP_ARGS(handle, length, offset))
1475 
1476 DEFINE_SEGMENT_EVENT(rseg);
1477 DEFINE_SEGMENT_EVENT(wseg);
1478 
1479 DECLARE_EVENT_CLASS(svcrdma_chunk_event,
1480 	TP_PROTO(
1481 		u32 length
1482 	),
1483 
1484 	TP_ARGS(length),
1485 
1486 	TP_STRUCT__entry(
1487 		__field(u32, length)
1488 	),
1489 
1490 	TP_fast_assign(
1491 		__entry->length = length;
1492 	),
1493 
1494 	TP_printk("length=%u",
1495 		__entry->length
1496 	)
1497 );
1498 
1499 #define DEFINE_CHUNK_EVENT(name)					\
1500 		DEFINE_EVENT(svcrdma_chunk_event, svcrdma_encode_##name,\
1501 				TP_PROTO(				\
1502 					u32 length			\
1503 				),					\
1504 				TP_ARGS(length))
1505 
1506 DEFINE_CHUNK_EVENT(pzr);
1507 DEFINE_CHUNK_EVENT(write);
1508 DEFINE_CHUNK_EVENT(reply);
1509 
1510 TRACE_EVENT(svcrdma_encode_read,
1511 	TP_PROTO(
1512 		u32 length,
1513 		u32 position
1514 	),
1515 
1516 	TP_ARGS(length, position),
1517 
1518 	TP_STRUCT__entry(
1519 		__field(u32, length)
1520 		__field(u32, position)
1521 	),
1522 
1523 	TP_fast_assign(
1524 		__entry->length = length;
1525 		__entry->position = position;
1526 	),
1527 
1528 	TP_printk("length=%u position=%u",
1529 		__entry->length, __entry->position
1530 	)
1531 );
1532 
1533 DECLARE_EVENT_CLASS(svcrdma_error_event,
1534 	TP_PROTO(
1535 		__be32 xid
1536 	),
1537 
1538 	TP_ARGS(xid),
1539 
1540 	TP_STRUCT__entry(
1541 		__field(u32, xid)
1542 	),
1543 
1544 	TP_fast_assign(
1545 		__entry->xid = be32_to_cpu(xid);
1546 	),
1547 
1548 	TP_printk("xid=0x%08x",
1549 		__entry->xid
1550 	)
1551 );
1552 
1553 #define DEFINE_ERROR_EVENT(name)					\
1554 		DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name,	\
1555 				TP_PROTO(				\
1556 					__be32 xid			\
1557 				),					\
1558 				TP_ARGS(xid))
1559 
1560 DEFINE_ERROR_EVENT(vers);
1561 DEFINE_ERROR_EVENT(chunk);
1562 
1563 /**
1564  ** Server-side RDMA API events
1565  **/
1566 
1567 TRACE_EVENT(svcrdma_dma_map_page,
1568 	TP_PROTO(
1569 		const struct svcxprt_rdma *rdma,
1570 		const void *page
1571 	),
1572 
1573 	TP_ARGS(rdma, page),
1574 
1575 	TP_STRUCT__entry(
1576 		__field(const void *, page);
1577 		__string(device, rdma->sc_cm_id->device->name)
1578 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1579 	),
1580 
1581 	TP_fast_assign(
1582 		__entry->page = page;
1583 		__assign_str(device, rdma->sc_cm_id->device->name);
1584 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1585 	),
1586 
1587 	TP_printk("addr=%s device=%s page=%p",
1588 		__get_str(addr), __get_str(device), __entry->page
1589 	)
1590 );
1591 
1592 TRACE_EVENT(svcrdma_dma_map_rwctx,
1593 	TP_PROTO(
1594 		const struct svcxprt_rdma *rdma,
1595 		int status
1596 	),
1597 
1598 	TP_ARGS(rdma, status),
1599 
1600 	TP_STRUCT__entry(
1601 		__field(int, status)
1602 		__string(device, rdma->sc_cm_id->device->name)
1603 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1604 	),
1605 
1606 	TP_fast_assign(
1607 		__entry->status = status;
1608 		__assign_str(device, rdma->sc_cm_id->device->name);
1609 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1610 	),
1611 
1612 	TP_printk("addr=%s device=%s status=%d",
1613 		__get_str(addr), __get_str(device), __entry->status
1614 	)
1615 );
1616 
1617 TRACE_EVENT(svcrdma_send_failed,
1618 	TP_PROTO(
1619 		const struct svc_rqst *rqst,
1620 		int status
1621 	),
1622 
1623 	TP_ARGS(rqst, status),
1624 
1625 	TP_STRUCT__entry(
1626 		__field(int, status)
1627 		__field(u32, xid)
1628 		__field(const void *, xprt)
1629 		__string(addr, rqst->rq_xprt->xpt_remotebuf)
1630 	),
1631 
1632 	TP_fast_assign(
1633 		__entry->status = status;
1634 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1635 		__entry->xprt = rqst->rq_xprt;
1636 		__assign_str(addr, rqst->rq_xprt->xpt_remotebuf);
1637 	),
1638 
1639 	TP_printk("xprt=%p addr=%s xid=0x%08x status=%d",
1640 		__entry->xprt, __get_str(addr),
1641 		__entry->xid, __entry->status
1642 	)
1643 );
1644 
1645 DECLARE_EVENT_CLASS(svcrdma_sendcomp_event,
1646 	TP_PROTO(
1647 		const struct ib_wc *wc
1648 	),
1649 
1650 	TP_ARGS(wc),
1651 
1652 	TP_STRUCT__entry(
1653 		__field(const void *, cqe)
1654 		__field(unsigned int, status)
1655 		__field(unsigned int, vendor_err)
1656 	),
1657 
1658 	TP_fast_assign(
1659 		__entry->cqe = wc->wr_cqe;
1660 		__entry->status = wc->status;
1661 		if (wc->status)
1662 			__entry->vendor_err = wc->vendor_err;
1663 		else
1664 			__entry->vendor_err = 0;
1665 	),
1666 
1667 	TP_printk("cqe=%p status=%s (%u/0x%x)",
1668 		__entry->cqe, rdma_show_wc_status(__entry->status),
1669 		__entry->status, __entry->vendor_err
1670 	)
1671 );
1672 
1673 #define DEFINE_SENDCOMP_EVENT(name)					\
1674 		DEFINE_EVENT(svcrdma_sendcomp_event, svcrdma_wc_##name,	\
1675 				TP_PROTO(				\
1676 					const struct ib_wc *wc		\
1677 				),					\
1678 				TP_ARGS(wc))
1679 
1680 TRACE_EVENT(svcrdma_post_send,
1681 	TP_PROTO(
1682 		const struct ib_send_wr *wr,
1683 		int status
1684 	),
1685 
1686 	TP_ARGS(wr, status),
1687 
1688 	TP_STRUCT__entry(
1689 		__field(const void *, cqe)
1690 		__field(unsigned int, num_sge)
1691 		__field(u32, inv_rkey)
1692 		__field(int, status)
1693 	),
1694 
1695 	TP_fast_assign(
1696 		__entry->cqe = wr->wr_cqe;
1697 		__entry->num_sge = wr->num_sge;
1698 		__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
1699 					wr->ex.invalidate_rkey : 0;
1700 		__entry->status = status;
1701 	),
1702 
1703 	TP_printk("cqe=%p num_sge=%u inv_rkey=0x%08x status=%d",
1704 		__entry->cqe, __entry->num_sge,
1705 		__entry->inv_rkey, __entry->status
1706 	)
1707 );
1708 
1709 DEFINE_SENDCOMP_EVENT(send);
1710 
1711 TRACE_EVENT(svcrdma_post_recv,
1712 	TP_PROTO(
1713 		const struct ib_recv_wr *wr,
1714 		int status
1715 	),
1716 
1717 	TP_ARGS(wr, status),
1718 
1719 	TP_STRUCT__entry(
1720 		__field(const void *, cqe)
1721 		__field(int, status)
1722 	),
1723 
1724 	TP_fast_assign(
1725 		__entry->cqe = wr->wr_cqe;
1726 		__entry->status = status;
1727 	),
1728 
1729 	TP_printk("cqe=%p status=%d",
1730 		__entry->cqe, __entry->status
1731 	)
1732 );
1733 
1734 TRACE_EVENT(svcrdma_wc_receive,
1735 	TP_PROTO(
1736 		const struct ib_wc *wc
1737 	),
1738 
1739 	TP_ARGS(wc),
1740 
1741 	TP_STRUCT__entry(
1742 		__field(const void *, cqe)
1743 		__field(u32, byte_len)
1744 		__field(unsigned int, status)
1745 		__field(u32, vendor_err)
1746 	),
1747 
1748 	TP_fast_assign(
1749 		__entry->cqe = wc->wr_cqe;
1750 		__entry->status = wc->status;
1751 		if (wc->status) {
1752 			__entry->byte_len = 0;
1753 			__entry->vendor_err = wc->vendor_err;
1754 		} else {
1755 			__entry->byte_len = wc->byte_len;
1756 			__entry->vendor_err = 0;
1757 		}
1758 	),
1759 
1760 	TP_printk("cqe=%p byte_len=%u status=%s (%u/0x%x)",
1761 		__entry->cqe, __entry->byte_len,
1762 		rdma_show_wc_status(__entry->status),
1763 		__entry->status, __entry->vendor_err
1764 	)
1765 );
1766 
1767 TRACE_EVENT(svcrdma_post_rw,
1768 	TP_PROTO(
1769 		const void *cqe,
1770 		int sqecount,
1771 		int status
1772 	),
1773 
1774 	TP_ARGS(cqe, sqecount, status),
1775 
1776 	TP_STRUCT__entry(
1777 		__field(const void *, cqe)
1778 		__field(int, sqecount)
1779 		__field(int, status)
1780 	),
1781 
1782 	TP_fast_assign(
1783 		__entry->cqe = cqe;
1784 		__entry->sqecount = sqecount;
1785 		__entry->status = status;
1786 	),
1787 
1788 	TP_printk("cqe=%p sqecount=%d status=%d",
1789 		__entry->cqe, __entry->sqecount, __entry->status
1790 	)
1791 );
1792 
1793 DEFINE_SENDCOMP_EVENT(read);
1794 DEFINE_SENDCOMP_EVENT(write);
1795 
1796 TRACE_EVENT(svcrdma_cm_event,
1797 	TP_PROTO(
1798 		const struct rdma_cm_event *event,
1799 		const struct sockaddr *sap
1800 	),
1801 
1802 	TP_ARGS(event, sap),
1803 
1804 	TP_STRUCT__entry(
1805 		__field(unsigned int, event)
1806 		__field(int, status)
1807 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1808 	),
1809 
1810 	TP_fast_assign(
1811 		__entry->event = event->event;
1812 		__entry->status = event->status;
1813 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1814 			 "%pISpc", sap);
1815 	),
1816 
1817 	TP_printk("addr=%s event=%s (%u/%d)",
1818 		__entry->addr,
1819 		rdma_show_cm_event(__entry->event),
1820 		__entry->event, __entry->status
1821 	)
1822 );
1823 
1824 TRACE_EVENT(svcrdma_qp_error,
1825 	TP_PROTO(
1826 		const struct ib_event *event,
1827 		const struct sockaddr *sap
1828 	),
1829 
1830 	TP_ARGS(event, sap),
1831 
1832 	TP_STRUCT__entry(
1833 		__field(unsigned int, event)
1834 		__string(device, event->device->name)
1835 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1836 	),
1837 
1838 	TP_fast_assign(
1839 		__entry->event = event->event;
1840 		__assign_str(device, event->device->name);
1841 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1842 			 "%pISpc", sap);
1843 	),
1844 
1845 	TP_printk("addr=%s dev=%s event=%s (%u)",
1846 		__entry->addr, __get_str(device),
1847 		rdma_show_ib_event(__entry->event), __entry->event
1848 	)
1849 );
1850 
1851 DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
1852 	TP_PROTO(
1853 		const struct svcxprt_rdma *rdma
1854 	),
1855 
1856 	TP_ARGS(rdma),
1857 
1858 	TP_STRUCT__entry(
1859 		__field(int, avail)
1860 		__field(int, depth)
1861 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1862 	),
1863 
1864 	TP_fast_assign(
1865 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1866 		__entry->depth = rdma->sc_sq_depth;
1867 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1868 	),
1869 
1870 	TP_printk("addr=%s sc_sq_avail=%d/%d",
1871 		__get_str(addr), __entry->avail, __entry->depth
1872 	)
1873 );
1874 
1875 #define DEFINE_SQ_EVENT(name)						\
1876 		DEFINE_EVENT(svcrdma_sendqueue_event, svcrdma_sq_##name,\
1877 				TP_PROTO(				\
1878 					const struct svcxprt_rdma *rdma \
1879 				),					\
1880 				TP_ARGS(rdma))
1881 
1882 DEFINE_SQ_EVENT(full);
1883 DEFINE_SQ_EVENT(retry);
1884 
1885 #endif /* _TRACE_RPCRDMA_H */
1886 
1887 #include <trace/define_trace.h>
1888