xref: /openbmc/linux/include/trace/events/rpcrdma.h (revision 15e3ae36)
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->re_connect_status;
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 connection 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(u32, mr_id)
232 		__field(unsigned int, status)
233 		__field(unsigned int, vendor_err)
234 	),
235 
236 	TP_fast_assign(
237 		__entry->mr_id = frwr->fr_mr->res.id;
238 		__entry->status = wc->status;
239 		__entry->vendor_err = __entry->status ? wc->vendor_err : 0;
240 	),
241 
242 	TP_printk(
243 		"mr.id=%u: %s (%u/0x%x)",
244 		__entry->mr_id, 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(u32, mr_id)
278 		__field(int, nents)
279 		__field(u32, handle)
280 		__field(u32, length)
281 		__field(u64, offset)
282 		__field(u32, dir)
283 	),
284 
285 	TP_fast_assign(
286 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
287 		__entry->nents  = mr->mr_nents;
288 		__entry->handle = mr->mr_handle;
289 		__entry->length = mr->mr_length;
290 		__entry->offset = mr->mr_offset;
291 		__entry->dir    = mr->mr_dir;
292 	),
293 
294 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s)",
295 		__entry->mr_id, __entry->nents, __entry->length,
296 		(unsigned long long)__entry->offset, __entry->handle,
297 		xprtrdma_show_direction(__entry->dir)
298 	)
299 );
300 
301 #define DEFINE_MR_EVENT(name) \
302 		DEFINE_EVENT(xprtrdma_mr, xprtrdma_mr_##name, \
303 				TP_PROTO( \
304 					const struct rpcrdma_mr *mr \
305 				), \
306 				TP_ARGS(mr))
307 
308 DECLARE_EVENT_CLASS(xprtrdma_cb_event,
309 	TP_PROTO(
310 		const struct rpc_rqst *rqst
311 	),
312 
313 	TP_ARGS(rqst),
314 
315 	TP_STRUCT__entry(
316 		__field(const void *, rqst)
317 		__field(const void *, rep)
318 		__field(const void *, req)
319 		__field(u32, xid)
320 	),
321 
322 	TP_fast_assign(
323 		__entry->rqst = rqst;
324 		__entry->req = rpcr_to_rdmar(rqst);
325 		__entry->rep = rpcr_to_rdmar(rqst)->rl_reply;
326 		__entry->xid = be32_to_cpu(rqst->rq_xid);
327 	),
328 
329 	TP_printk("xid=0x%08x, rqst=%p req=%p rep=%p",
330 		__entry->xid, __entry->rqst, __entry->req, __entry->rep
331 	)
332 );
333 
334 #define DEFINE_CB_EVENT(name)						\
335 		DEFINE_EVENT(xprtrdma_cb_event, name,			\
336 				TP_PROTO(				\
337 					const struct rpc_rqst *rqst	\
338 				),					\
339 				TP_ARGS(rqst))
340 
341 /**
342  ** Connection events
343  **/
344 
345 TRACE_EVENT(xprtrdma_inline_thresh,
346 	TP_PROTO(
347 		const struct rpcrdma_ep *ep
348 	),
349 
350 	TP_ARGS(ep),
351 
352 	TP_STRUCT__entry(
353 		__field(unsigned int, inline_send)
354 		__field(unsigned int, inline_recv)
355 		__field(unsigned int, max_send)
356 		__field(unsigned int, max_recv)
357 		__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
358 		__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
359 	),
360 
361 	TP_fast_assign(
362 		const struct rdma_cm_id *id = ep->re_id;
363 
364 		__entry->inline_send = ep->re_inline_send;
365 		__entry->inline_recv = ep->re_inline_recv;
366 		__entry->max_send = ep->re_max_inline_send;
367 		__entry->max_recv = ep->re_max_inline_recv;
368 		memcpy(__entry->srcaddr, &id->route.addr.src_addr,
369 		       sizeof(struct sockaddr_in6));
370 		memcpy(__entry->dstaddr, &id->route.addr.dst_addr,
371 		       sizeof(struct sockaddr_in6));
372 	),
373 
374 	TP_printk("%pISpc -> %pISpc neg send/recv=%u/%u, calc send/recv=%u/%u",
375 		__entry->srcaddr, __entry->dstaddr,
376 		__entry->inline_send, __entry->inline_recv,
377 		__entry->max_send, __entry->max_recv
378 	)
379 );
380 
381 DEFINE_CONN_EVENT(connect);
382 DEFINE_CONN_EVENT(disconnect);
383 DEFINE_CONN_EVENT(flush_dct);
384 
385 DEFINE_RXPRT_EVENT(xprtrdma_create);
386 DEFINE_RXPRT_EVENT(xprtrdma_op_destroy);
387 DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc);
388 DEFINE_RXPRT_EVENT(xprtrdma_op_close);
389 DEFINE_RXPRT_EVENT(xprtrdma_op_setport);
390 
391 TRACE_EVENT(xprtrdma_op_connect,
392 	TP_PROTO(
393 		const struct rpcrdma_xprt *r_xprt,
394 		unsigned long delay
395 	),
396 
397 	TP_ARGS(r_xprt, delay),
398 
399 	TP_STRUCT__entry(
400 		__field(const void *, r_xprt)
401 		__field(unsigned long, delay)
402 		__string(addr, rpcrdma_addrstr(r_xprt))
403 		__string(port, rpcrdma_portstr(r_xprt))
404 	),
405 
406 	TP_fast_assign(
407 		__entry->r_xprt = r_xprt;
408 		__entry->delay = delay;
409 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
410 		__assign_str(port, rpcrdma_portstr(r_xprt));
411 	),
412 
413 	TP_printk("peer=[%s]:%s r_xprt=%p delay=%lu",
414 		__get_str(addr), __get_str(port), __entry->r_xprt,
415 		__entry->delay
416 	)
417 );
418 
419 
420 TRACE_EVENT(xprtrdma_op_set_cto,
421 	TP_PROTO(
422 		const struct rpcrdma_xprt *r_xprt,
423 		unsigned long connect,
424 		unsigned long reconnect
425 	),
426 
427 	TP_ARGS(r_xprt, connect, reconnect),
428 
429 	TP_STRUCT__entry(
430 		__field(const void *, r_xprt)
431 		__field(unsigned long, connect)
432 		__field(unsigned long, reconnect)
433 		__string(addr, rpcrdma_addrstr(r_xprt))
434 		__string(port, rpcrdma_portstr(r_xprt))
435 	),
436 
437 	TP_fast_assign(
438 		__entry->r_xprt = r_xprt;
439 		__entry->connect = connect;
440 		__entry->reconnect = reconnect;
441 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
442 		__assign_str(port, rpcrdma_portstr(r_xprt));
443 	),
444 
445 	TP_printk("peer=[%s]:%s r_xprt=%p: connect=%lu reconnect=%lu",
446 		__get_str(addr), __get_str(port), __entry->r_xprt,
447 		__entry->connect / HZ, __entry->reconnect / HZ
448 	)
449 );
450 
451 TRACE_EVENT(xprtrdma_qp_event,
452 	TP_PROTO(
453 		const struct rpcrdma_ep *ep,
454 		const struct ib_event *event
455 	),
456 
457 	TP_ARGS(ep, event),
458 
459 	TP_STRUCT__entry(
460 		__field(unsigned long, event)
461 		__string(name, event->device->name)
462 		__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
463 		__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
464 	),
465 
466 	TP_fast_assign(
467 		const struct rdma_cm_id *id = ep->re_id;
468 
469 		__entry->event = event->event;
470 		__assign_str(name, event->device->name);
471 		memcpy(__entry->srcaddr, &id->route.addr.src_addr,
472 		       sizeof(struct sockaddr_in6));
473 		memcpy(__entry->dstaddr, &id->route.addr.dst_addr,
474 		       sizeof(struct sockaddr_in6));
475 	),
476 
477 	TP_printk("%pISpc -> %pISpc device=%s %s (%lu)",
478 		__entry->srcaddr, __entry->dstaddr, __get_str(name),
479 		rdma_show_ib_event(__entry->event), __entry->event
480 	)
481 );
482 
483 /**
484  ** Call events
485  **/
486 
487 TRACE_EVENT(xprtrdma_createmrs,
488 	TP_PROTO(
489 		const struct rpcrdma_xprt *r_xprt,
490 		unsigned int count
491 	),
492 
493 	TP_ARGS(r_xprt, count),
494 
495 	TP_STRUCT__entry(
496 		__field(const void *, r_xprt)
497 		__string(addr, rpcrdma_addrstr(r_xprt))
498 		__string(port, rpcrdma_portstr(r_xprt))
499 		__field(unsigned int, count)
500 	),
501 
502 	TP_fast_assign(
503 		__entry->r_xprt = r_xprt;
504 		__entry->count = count;
505 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
506 		__assign_str(port, rpcrdma_portstr(r_xprt));
507 	),
508 
509 	TP_printk("peer=[%s]:%s r_xprt=%p: created %u MRs",
510 		__get_str(addr), __get_str(port), __entry->r_xprt,
511 		__entry->count
512 	)
513 );
514 
515 TRACE_EVENT(xprtrdma_mr_get,
516 	TP_PROTO(
517 		const struct rpcrdma_req *req
518 	),
519 
520 	TP_ARGS(req),
521 
522 	TP_STRUCT__entry(
523 		__field(const void *, req)
524 		__field(unsigned int, task_id)
525 		__field(unsigned int, client_id)
526 		__field(u32, xid)
527 	),
528 
529 	TP_fast_assign(
530 		const struct rpc_rqst *rqst = &req->rl_slot;
531 
532 		__entry->req = req;
533 		__entry->task_id = rqst->rq_task->tk_pid;
534 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
535 		__entry->xid = be32_to_cpu(rqst->rq_xid);
536 	),
537 
538 	TP_printk("task:%u@%u xid=0x%08x req=%p",
539 		__entry->task_id, __entry->client_id, __entry->xid,
540 		__entry->req
541 	)
542 );
543 
544 TRACE_EVENT(xprtrdma_nomrs,
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 DEFINE_RDCH_EVENT(read);
574 DEFINE_WRCH_EVENT(write);
575 DEFINE_WRCH_EVENT(reply);
576 
577 TRACE_DEFINE_ENUM(rpcrdma_noch);
578 TRACE_DEFINE_ENUM(rpcrdma_noch_pullup);
579 TRACE_DEFINE_ENUM(rpcrdma_noch_mapped);
580 TRACE_DEFINE_ENUM(rpcrdma_readch);
581 TRACE_DEFINE_ENUM(rpcrdma_areadch);
582 TRACE_DEFINE_ENUM(rpcrdma_writech);
583 TRACE_DEFINE_ENUM(rpcrdma_replych);
584 
585 #define xprtrdma_show_chunktype(x)					\
586 		__print_symbolic(x,					\
587 				{ rpcrdma_noch, "inline" },		\
588 				{ rpcrdma_noch_pullup, "pullup" },	\
589 				{ rpcrdma_noch_mapped, "mapped" },	\
590 				{ rpcrdma_readch, "read list" },	\
591 				{ rpcrdma_areadch, "*read list" },	\
592 				{ rpcrdma_writech, "write list" },	\
593 				{ rpcrdma_replych, "reply chunk" })
594 
595 TRACE_EVENT(xprtrdma_marshal,
596 	TP_PROTO(
597 		const struct rpcrdma_req *req,
598 		unsigned int rtype,
599 		unsigned int wtype
600 	),
601 
602 	TP_ARGS(req, rtype, wtype),
603 
604 	TP_STRUCT__entry(
605 		__field(unsigned int, task_id)
606 		__field(unsigned int, client_id)
607 		__field(u32, xid)
608 		__field(unsigned int, hdrlen)
609 		__field(unsigned int, headlen)
610 		__field(unsigned int, pagelen)
611 		__field(unsigned int, taillen)
612 		__field(unsigned int, rtype)
613 		__field(unsigned int, wtype)
614 	),
615 
616 	TP_fast_assign(
617 		const struct rpc_rqst *rqst = &req->rl_slot;
618 
619 		__entry->task_id = rqst->rq_task->tk_pid;
620 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
621 		__entry->xid = be32_to_cpu(rqst->rq_xid);
622 		__entry->hdrlen = req->rl_hdrbuf.len;
623 		__entry->headlen = rqst->rq_snd_buf.head[0].iov_len;
624 		__entry->pagelen = rqst->rq_snd_buf.page_len;
625 		__entry->taillen = rqst->rq_snd_buf.tail[0].iov_len;
626 		__entry->rtype = rtype;
627 		__entry->wtype = wtype;
628 	),
629 
630 	TP_printk("task:%u@%u xid=0x%08x: hdr=%u xdr=%u/%u/%u %s/%s",
631 		__entry->task_id, __entry->client_id, __entry->xid,
632 		__entry->hdrlen,
633 		__entry->headlen, __entry->pagelen, __entry->taillen,
634 		xprtrdma_show_chunktype(__entry->rtype),
635 		xprtrdma_show_chunktype(__entry->wtype)
636 	)
637 );
638 
639 TRACE_EVENT(xprtrdma_marshal_failed,
640 	TP_PROTO(const struct rpc_rqst *rqst,
641 		 int ret
642 	),
643 
644 	TP_ARGS(rqst, ret),
645 
646 	TP_STRUCT__entry(
647 		__field(unsigned int, task_id)
648 		__field(unsigned int, client_id)
649 		__field(u32, xid)
650 		__field(int, ret)
651 	),
652 
653 	TP_fast_assign(
654 		__entry->task_id = rqst->rq_task->tk_pid;
655 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
656 		__entry->xid = be32_to_cpu(rqst->rq_xid);
657 		__entry->ret = ret;
658 	),
659 
660 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
661 		__entry->task_id, __entry->client_id, __entry->xid,
662 		__entry->ret
663 	)
664 );
665 
666 TRACE_EVENT(xprtrdma_prepsend_failed,
667 	TP_PROTO(const struct rpc_rqst *rqst,
668 		 int ret
669 	),
670 
671 	TP_ARGS(rqst, ret),
672 
673 	TP_STRUCT__entry(
674 		__field(unsigned int, task_id)
675 		__field(unsigned int, client_id)
676 		__field(u32, xid)
677 		__field(int, ret)
678 	),
679 
680 	TP_fast_assign(
681 		__entry->task_id = rqst->rq_task->tk_pid;
682 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
683 		__entry->xid = be32_to_cpu(rqst->rq_xid);
684 		__entry->ret = ret;
685 	),
686 
687 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
688 		__entry->task_id, __entry->client_id, __entry->xid,
689 		__entry->ret
690 	)
691 );
692 
693 TRACE_EVENT(xprtrdma_post_send,
694 	TP_PROTO(
695 		const struct rpcrdma_req *req,
696 		int status
697 	),
698 
699 	TP_ARGS(req, status),
700 
701 	TP_STRUCT__entry(
702 		__field(const void *, req)
703 		__field(const void *, sc)
704 		__field(unsigned int, task_id)
705 		__field(unsigned int, client_id)
706 		__field(int, num_sge)
707 		__field(int, signaled)
708 		__field(int, status)
709 	),
710 
711 	TP_fast_assign(
712 		const struct rpc_rqst *rqst = &req->rl_slot;
713 
714 		__entry->task_id = rqst->rq_task->tk_pid;
715 		__entry->client_id = rqst->rq_task->tk_client ?
716 				     rqst->rq_task->tk_client->cl_clid : -1;
717 		__entry->req = req;
718 		__entry->sc = req->rl_sendctx;
719 		__entry->num_sge = req->rl_wr.num_sge;
720 		__entry->signaled = req->rl_wr.send_flags & IB_SEND_SIGNALED;
721 		__entry->status = status;
722 	),
723 
724 	TP_printk("task:%u@%u req=%p sc=%p (%d SGE%s) %sstatus=%d",
725 		__entry->task_id, __entry->client_id,
726 		__entry->req, __entry->sc, __entry->num_sge,
727 		(__entry->num_sge == 1 ? "" : "s"),
728 		(__entry->signaled ? "signaled " : ""),
729 		__entry->status
730 	)
731 );
732 
733 TRACE_EVENT(xprtrdma_post_recv,
734 	TP_PROTO(
735 		const struct rpcrdma_rep *rep
736 	),
737 
738 	TP_ARGS(rep),
739 
740 	TP_STRUCT__entry(
741 		__field(const void *, rep)
742 	),
743 
744 	TP_fast_assign(
745 		__entry->rep = rep;
746 	),
747 
748 	TP_printk("rep=%p",
749 		__entry->rep
750 	)
751 );
752 
753 TRACE_EVENT(xprtrdma_post_recvs,
754 	TP_PROTO(
755 		const struct rpcrdma_xprt *r_xprt,
756 		unsigned int count,
757 		int status
758 	),
759 
760 	TP_ARGS(r_xprt, count, status),
761 
762 	TP_STRUCT__entry(
763 		__field(const void *, r_xprt)
764 		__field(unsigned int, count)
765 		__field(int, status)
766 		__field(int, posted)
767 		__string(addr, rpcrdma_addrstr(r_xprt))
768 		__string(port, rpcrdma_portstr(r_xprt))
769 	),
770 
771 	TP_fast_assign(
772 		__entry->r_xprt = r_xprt;
773 		__entry->count = count;
774 		__entry->status = status;
775 		__entry->posted = r_xprt->rx_ep->re_receive_count;
776 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
777 		__assign_str(port, rpcrdma_portstr(r_xprt));
778 	),
779 
780 	TP_printk("peer=[%s]:%s r_xprt=%p: %u new recvs, %d active (rc %d)",
781 		__get_str(addr), __get_str(port), __entry->r_xprt,
782 		__entry->count, __entry->posted, __entry->status
783 	)
784 );
785 
786 TRACE_EVENT(xprtrdma_post_linv,
787 	TP_PROTO(
788 		const struct rpcrdma_req *req,
789 		int status
790 	),
791 
792 	TP_ARGS(req, status),
793 
794 	TP_STRUCT__entry(
795 		__field(const void *, req)
796 		__field(int, status)
797 		__field(u32, xid)
798 	),
799 
800 	TP_fast_assign(
801 		__entry->req = req;
802 		__entry->status = status;
803 		__entry->xid = be32_to_cpu(req->rl_slot.rq_xid);
804 	),
805 
806 	TP_printk("req=%p xid=0x%08x status=%d",
807 		__entry->req, __entry->xid, __entry->status
808 	)
809 );
810 
811 /**
812  ** Completion events
813  **/
814 
815 TRACE_EVENT(xprtrdma_wc_send,
816 	TP_PROTO(
817 		const struct rpcrdma_sendctx *sc,
818 		const struct ib_wc *wc
819 	),
820 
821 	TP_ARGS(sc, wc),
822 
823 	TP_STRUCT__entry(
824 		__field(const void *, req)
825 		__field(const void *, sc)
826 		__field(unsigned int, unmap_count)
827 		__field(unsigned int, status)
828 		__field(unsigned int, vendor_err)
829 	),
830 
831 	TP_fast_assign(
832 		__entry->req = sc->sc_req;
833 		__entry->sc = sc;
834 		__entry->unmap_count = sc->sc_unmap_count;
835 		__entry->status = wc->status;
836 		__entry->vendor_err = __entry->status ? wc->vendor_err : 0;
837 	),
838 
839 	TP_printk("req=%p sc=%p unmapped=%u: %s (%u/0x%x)",
840 		__entry->req, __entry->sc, __entry->unmap_count,
841 		rdma_show_wc_status(__entry->status),
842 		__entry->status, __entry->vendor_err
843 	)
844 );
845 
846 TRACE_EVENT(xprtrdma_wc_receive,
847 	TP_PROTO(
848 		const struct ib_wc *wc
849 	),
850 
851 	TP_ARGS(wc),
852 
853 	TP_STRUCT__entry(
854 		__field(const void *, rep)
855 		__field(u32, byte_len)
856 		__field(unsigned int, status)
857 		__field(u32, vendor_err)
858 	),
859 
860 	TP_fast_assign(
861 		__entry->rep = container_of(wc->wr_cqe, struct rpcrdma_rep,
862 					    rr_cqe);
863 		__entry->status = wc->status;
864 		if (wc->status) {
865 			__entry->byte_len = 0;
866 			__entry->vendor_err = wc->vendor_err;
867 		} else {
868 			__entry->byte_len = wc->byte_len;
869 			__entry->vendor_err = 0;
870 		}
871 	),
872 
873 	TP_printk("rep=%p %u bytes: %s (%u/0x%x)",
874 		__entry->rep, __entry->byte_len,
875 		rdma_show_wc_status(__entry->status),
876 		__entry->status, __entry->vendor_err
877 	)
878 );
879 
880 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_fastreg);
881 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li);
882 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_wake);
883 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_done);
884 
885 TRACE_EVENT(xprtrdma_frwr_alloc,
886 	TP_PROTO(
887 		const struct rpcrdma_mr *mr,
888 		int rc
889 	),
890 
891 	TP_ARGS(mr, rc),
892 
893 	TP_STRUCT__entry(
894 		__field(u32, mr_id)
895 		__field(int, rc)
896 	),
897 
898 	TP_fast_assign(
899 		__entry->mr_id = mr->frwr.fr_mr->res.id;
900 		__entry->rc = rc;
901 	),
902 
903 	TP_printk("mr.id=%u: rc=%d",
904 		__entry->mr_id, __entry->rc
905 	)
906 );
907 
908 TRACE_EVENT(xprtrdma_frwr_dereg,
909 	TP_PROTO(
910 		const struct rpcrdma_mr *mr,
911 		int rc
912 	),
913 
914 	TP_ARGS(mr, rc),
915 
916 	TP_STRUCT__entry(
917 		__field(u32, mr_id)
918 		__field(int, nents)
919 		__field(u32, handle)
920 		__field(u32, length)
921 		__field(u64, offset)
922 		__field(u32, dir)
923 		__field(int, rc)
924 	),
925 
926 	TP_fast_assign(
927 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
928 		__entry->nents  = mr->mr_nents;
929 		__entry->handle = mr->mr_handle;
930 		__entry->length = mr->mr_length;
931 		__entry->offset = mr->mr_offset;
932 		__entry->dir    = mr->mr_dir;
933 		__entry->rc	= rc;
934 	),
935 
936 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s): rc=%d",
937 		__entry->mr_id, __entry->nents, __entry->length,
938 		(unsigned long long)__entry->offset, __entry->handle,
939 		xprtrdma_show_direction(__entry->dir),
940 		__entry->rc
941 	)
942 );
943 
944 TRACE_EVENT(xprtrdma_frwr_sgerr,
945 	TP_PROTO(
946 		const struct rpcrdma_mr *mr,
947 		int sg_nents
948 	),
949 
950 	TP_ARGS(mr, sg_nents),
951 
952 	TP_STRUCT__entry(
953 		__field(u32, mr_id)
954 		__field(u64, addr)
955 		__field(u32, dir)
956 		__field(int, nents)
957 	),
958 
959 	TP_fast_assign(
960 		__entry->mr_id = mr->frwr.fr_mr->res.id;
961 		__entry->addr = mr->mr_sg->dma_address;
962 		__entry->dir = mr->mr_dir;
963 		__entry->nents = sg_nents;
964 	),
965 
966 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) sg_nents=%d",
967 		__entry->mr_id, __entry->addr,
968 		xprtrdma_show_direction(__entry->dir),
969 		__entry->nents
970 	)
971 );
972 
973 TRACE_EVENT(xprtrdma_frwr_maperr,
974 	TP_PROTO(
975 		const struct rpcrdma_mr *mr,
976 		int num_mapped
977 	),
978 
979 	TP_ARGS(mr, num_mapped),
980 
981 	TP_STRUCT__entry(
982 		__field(u32, mr_id)
983 		__field(u64, addr)
984 		__field(u32, dir)
985 		__field(int, num_mapped)
986 		__field(int, nents)
987 	),
988 
989 	TP_fast_assign(
990 		__entry->mr_id = mr->frwr.fr_mr->res.id;
991 		__entry->addr = mr->mr_sg->dma_address;
992 		__entry->dir = mr->mr_dir;
993 		__entry->num_mapped = num_mapped;
994 		__entry->nents = mr->mr_nents;
995 	),
996 
997 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) nents=%d of %d",
998 		__entry->mr_id, __entry->addr,
999 		xprtrdma_show_direction(__entry->dir),
1000 		__entry->num_mapped, __entry->nents
1001 	)
1002 );
1003 
1004 DEFINE_MR_EVENT(localinv);
1005 DEFINE_MR_EVENT(map);
1006 DEFINE_MR_EVENT(unmap);
1007 DEFINE_MR_EVENT(reminv);
1008 DEFINE_MR_EVENT(recycle);
1009 
1010 TRACE_EVENT(xprtrdma_dma_maperr,
1011 	TP_PROTO(
1012 		u64 addr
1013 	),
1014 
1015 	TP_ARGS(addr),
1016 
1017 	TP_STRUCT__entry(
1018 		__field(u64, addr)
1019 	),
1020 
1021 	TP_fast_assign(
1022 		__entry->addr = addr;
1023 	),
1024 
1025 	TP_printk("dma addr=0x%llx\n", __entry->addr)
1026 );
1027 
1028 /**
1029  ** Reply events
1030  **/
1031 
1032 TRACE_EVENT(xprtrdma_reply,
1033 	TP_PROTO(
1034 		const struct rpc_task *task,
1035 		const struct rpcrdma_rep *rep,
1036 		const struct rpcrdma_req *req,
1037 		unsigned int credits
1038 	),
1039 
1040 	TP_ARGS(task, rep, req, credits),
1041 
1042 	TP_STRUCT__entry(
1043 		__field(unsigned int, task_id)
1044 		__field(unsigned int, client_id)
1045 		__field(const void *, rep)
1046 		__field(const void *, req)
1047 		__field(u32, xid)
1048 		__field(unsigned int, credits)
1049 	),
1050 
1051 	TP_fast_assign(
1052 		__entry->task_id = task->tk_pid;
1053 		__entry->client_id = task->tk_client->cl_clid;
1054 		__entry->rep = rep;
1055 		__entry->req = req;
1056 		__entry->xid = be32_to_cpu(rep->rr_xid);
1057 		__entry->credits = credits;
1058 	),
1059 
1060 	TP_printk("task:%u@%u xid=0x%08x, %u credits, rep=%p -> req=%p",
1061 		__entry->task_id, __entry->client_id, __entry->xid,
1062 		__entry->credits, __entry->rep, __entry->req
1063 	)
1064 );
1065 
1066 TRACE_EVENT(xprtrdma_defer_cmp,
1067 	TP_PROTO(
1068 		const struct rpcrdma_rep *rep
1069 	),
1070 
1071 	TP_ARGS(rep),
1072 
1073 	TP_STRUCT__entry(
1074 		__field(unsigned int, task_id)
1075 		__field(unsigned int, client_id)
1076 		__field(const void *, rep)
1077 		__field(u32, xid)
1078 	),
1079 
1080 	TP_fast_assign(
1081 		__entry->task_id = rep->rr_rqst->rq_task->tk_pid;
1082 		__entry->client_id = rep->rr_rqst->rq_task->tk_client->cl_clid;
1083 		__entry->rep = rep;
1084 		__entry->xid = be32_to_cpu(rep->rr_xid);
1085 	),
1086 
1087 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1088 		__entry->task_id, __entry->client_id, __entry->xid,
1089 		__entry->rep
1090 	)
1091 );
1092 
1093 DEFINE_REPLY_EVENT(xprtrdma_reply_vers);
1094 DEFINE_REPLY_EVENT(xprtrdma_reply_rqst);
1095 DEFINE_REPLY_EVENT(xprtrdma_reply_short);
1096 DEFINE_REPLY_EVENT(xprtrdma_reply_hdr);
1097 
1098 TRACE_EVENT(xprtrdma_fixup,
1099 	TP_PROTO(
1100 		const struct rpc_rqst *rqst,
1101 		unsigned long fixup
1102 	),
1103 
1104 	TP_ARGS(rqst, fixup),
1105 
1106 	TP_STRUCT__entry(
1107 		__field(unsigned int, task_id)
1108 		__field(unsigned int, client_id)
1109 		__field(unsigned long, fixup)
1110 		__field(size_t, headlen)
1111 		__field(unsigned int, pagelen)
1112 		__field(size_t, taillen)
1113 	),
1114 
1115 	TP_fast_assign(
1116 		__entry->task_id = rqst->rq_task->tk_pid;
1117 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1118 		__entry->fixup = fixup;
1119 		__entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
1120 		__entry->pagelen = rqst->rq_rcv_buf.page_len;
1121 		__entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
1122 	),
1123 
1124 	TP_printk("task:%u@%u fixup=%lu xdr=%zu/%u/%zu",
1125 		__entry->task_id, __entry->client_id, __entry->fixup,
1126 		__entry->headlen, __entry->pagelen, __entry->taillen
1127 	)
1128 );
1129 
1130 TRACE_EVENT(xprtrdma_decode_seg,
1131 	TP_PROTO(
1132 		u32 handle,
1133 		u32 length,
1134 		u64 offset
1135 	),
1136 
1137 	TP_ARGS(handle, length, offset),
1138 
1139 	TP_STRUCT__entry(
1140 		__field(u32, handle)
1141 		__field(u32, length)
1142 		__field(u64, offset)
1143 	),
1144 
1145 	TP_fast_assign(
1146 		__entry->handle = handle;
1147 		__entry->length = length;
1148 		__entry->offset = offset;
1149 	),
1150 
1151 	TP_printk("%u@0x%016llx:0x%08x",
1152 		__entry->length, (unsigned long long)__entry->offset,
1153 		__entry->handle
1154 	)
1155 );
1156 
1157 /**
1158  ** Allocation/release of rpcrdma_reqs and rpcrdma_reps
1159  **/
1160 
1161 TRACE_EVENT(xprtrdma_op_allocate,
1162 	TP_PROTO(
1163 		const struct rpc_task *task,
1164 		const struct rpcrdma_req *req
1165 	),
1166 
1167 	TP_ARGS(task, req),
1168 
1169 	TP_STRUCT__entry(
1170 		__field(unsigned int, task_id)
1171 		__field(unsigned int, client_id)
1172 		__field(const void *, req)
1173 		__field(size_t, callsize)
1174 		__field(size_t, rcvsize)
1175 	),
1176 
1177 	TP_fast_assign(
1178 		__entry->task_id = task->tk_pid;
1179 		__entry->client_id = task->tk_client->cl_clid;
1180 		__entry->req = req;
1181 		__entry->callsize = task->tk_rqstp->rq_callsize;
1182 		__entry->rcvsize = task->tk_rqstp->rq_rcvsize;
1183 	),
1184 
1185 	TP_printk("task:%u@%u req=%p (%zu, %zu)",
1186 		__entry->task_id, __entry->client_id,
1187 		__entry->req, __entry->callsize, __entry->rcvsize
1188 	)
1189 );
1190 
1191 TRACE_EVENT(xprtrdma_op_free,
1192 	TP_PROTO(
1193 		const struct rpc_task *task,
1194 		const struct rpcrdma_req *req
1195 	),
1196 
1197 	TP_ARGS(task, req),
1198 
1199 	TP_STRUCT__entry(
1200 		__field(unsigned int, task_id)
1201 		__field(unsigned int, client_id)
1202 		__field(const void *, req)
1203 		__field(const void *, rep)
1204 	),
1205 
1206 	TP_fast_assign(
1207 		__entry->task_id = task->tk_pid;
1208 		__entry->client_id = task->tk_client->cl_clid;
1209 		__entry->req = req;
1210 		__entry->rep = req->rl_reply;
1211 	),
1212 
1213 	TP_printk("task:%u@%u req=%p rep=%p",
1214 		__entry->task_id, __entry->client_id,
1215 		__entry->req, __entry->rep
1216 	)
1217 );
1218 
1219 /**
1220  ** Callback events
1221  **/
1222 
1223 TRACE_EVENT(xprtrdma_cb_setup,
1224 	TP_PROTO(
1225 		const struct rpcrdma_xprt *r_xprt,
1226 		unsigned int reqs
1227 	),
1228 
1229 	TP_ARGS(r_xprt, reqs),
1230 
1231 	TP_STRUCT__entry(
1232 		__field(const void *, r_xprt)
1233 		__field(unsigned int, reqs)
1234 		__string(addr, rpcrdma_addrstr(r_xprt))
1235 		__string(port, rpcrdma_portstr(r_xprt))
1236 	),
1237 
1238 	TP_fast_assign(
1239 		__entry->r_xprt = r_xprt;
1240 		__entry->reqs = reqs;
1241 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
1242 		__assign_str(port, rpcrdma_portstr(r_xprt));
1243 	),
1244 
1245 	TP_printk("peer=[%s]:%s r_xprt=%p: %u reqs",
1246 		__get_str(addr), __get_str(port),
1247 		__entry->r_xprt, __entry->reqs
1248 	)
1249 );
1250 
1251 DEFINE_CB_EVENT(xprtrdma_cb_call);
1252 DEFINE_CB_EVENT(xprtrdma_cb_reply);
1253 
1254 TRACE_EVENT(xprtrdma_leaked_rep,
1255 	TP_PROTO(
1256 		const struct rpc_rqst *rqst,
1257 		const struct rpcrdma_rep *rep
1258 	),
1259 
1260 	TP_ARGS(rqst, rep),
1261 
1262 	TP_STRUCT__entry(
1263 		__field(unsigned int, task_id)
1264 		__field(unsigned int, client_id)
1265 		__field(u32, xid)
1266 		__field(const void *, rep)
1267 	),
1268 
1269 	TP_fast_assign(
1270 		__entry->task_id = rqst->rq_task->tk_pid;
1271 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1272 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1273 		__entry->rep = rep;
1274 	),
1275 
1276 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1277 		__entry->task_id, __entry->client_id, __entry->xid,
1278 		__entry->rep
1279 	)
1280 );
1281 
1282 /**
1283  ** Server-side RPC/RDMA events
1284  **/
1285 
1286 DECLARE_EVENT_CLASS(svcrdma_xprt_event,
1287 	TP_PROTO(
1288 		const struct svc_xprt *xprt
1289 	),
1290 
1291 	TP_ARGS(xprt),
1292 
1293 	TP_STRUCT__entry(
1294 		__field(const void *, xprt)
1295 		__string(addr, xprt->xpt_remotebuf)
1296 	),
1297 
1298 	TP_fast_assign(
1299 		__entry->xprt = xprt;
1300 		__assign_str(addr, xprt->xpt_remotebuf);
1301 	),
1302 
1303 	TP_printk("xprt=%p addr=%s",
1304 		__entry->xprt, __get_str(addr)
1305 	)
1306 );
1307 
1308 #define DEFINE_XPRT_EVENT(name)						\
1309 		DEFINE_EVENT(svcrdma_xprt_event, svcrdma_xprt_##name,	\
1310 				TP_PROTO(				\
1311 					const struct svc_xprt *xprt	\
1312 				),					\
1313 				TP_ARGS(xprt))
1314 
1315 DEFINE_XPRT_EVENT(accept);
1316 DEFINE_XPRT_EVENT(fail);
1317 DEFINE_XPRT_EVENT(free);
1318 
1319 TRACE_DEFINE_ENUM(RDMA_MSG);
1320 TRACE_DEFINE_ENUM(RDMA_NOMSG);
1321 TRACE_DEFINE_ENUM(RDMA_MSGP);
1322 TRACE_DEFINE_ENUM(RDMA_DONE);
1323 TRACE_DEFINE_ENUM(RDMA_ERROR);
1324 
1325 #define show_rpcrdma_proc(x)						\
1326 		__print_symbolic(x,					\
1327 				{ RDMA_MSG, "RDMA_MSG" },		\
1328 				{ RDMA_NOMSG, "RDMA_NOMSG" },		\
1329 				{ RDMA_MSGP, "RDMA_MSGP" },		\
1330 				{ RDMA_DONE, "RDMA_DONE" },		\
1331 				{ RDMA_ERROR, "RDMA_ERROR" })
1332 
1333 TRACE_EVENT(svcrdma_decode_rqst,
1334 	TP_PROTO(
1335 		__be32 *p,
1336 		unsigned int hdrlen
1337 	),
1338 
1339 	TP_ARGS(p, hdrlen),
1340 
1341 	TP_STRUCT__entry(
1342 		__field(u32, xid)
1343 		__field(u32, vers)
1344 		__field(u32, proc)
1345 		__field(u32, credits)
1346 		__field(unsigned int, hdrlen)
1347 	),
1348 
1349 	TP_fast_assign(
1350 		__entry->xid = be32_to_cpup(p++);
1351 		__entry->vers = be32_to_cpup(p++);
1352 		__entry->credits = be32_to_cpup(p++);
1353 		__entry->proc = be32_to_cpup(p);
1354 		__entry->hdrlen = hdrlen;
1355 	),
1356 
1357 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
1358 		__entry->xid, __entry->vers, __entry->credits,
1359 		show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
1360 );
1361 
1362 TRACE_EVENT(svcrdma_decode_short,
1363 	TP_PROTO(
1364 		unsigned int hdrlen
1365 	),
1366 
1367 	TP_ARGS(hdrlen),
1368 
1369 	TP_STRUCT__entry(
1370 		__field(unsigned int, hdrlen)
1371 	),
1372 
1373 	TP_fast_assign(
1374 		__entry->hdrlen = hdrlen;
1375 	),
1376 
1377 	TP_printk("hdrlen=%u", __entry->hdrlen)
1378 );
1379 
1380 DECLARE_EVENT_CLASS(svcrdma_badreq_event,
1381 	TP_PROTO(
1382 		__be32 *p
1383 	),
1384 
1385 	TP_ARGS(p),
1386 
1387 	TP_STRUCT__entry(
1388 		__field(u32, xid)
1389 		__field(u32, vers)
1390 		__field(u32, proc)
1391 		__field(u32, credits)
1392 	),
1393 
1394 	TP_fast_assign(
1395 		__entry->xid = be32_to_cpup(p++);
1396 		__entry->vers = be32_to_cpup(p++);
1397 		__entry->credits = be32_to_cpup(p++);
1398 		__entry->proc = be32_to_cpup(p);
1399 	),
1400 
1401 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%u",
1402 		__entry->xid, __entry->vers, __entry->credits, __entry->proc)
1403 );
1404 
1405 #define DEFINE_BADREQ_EVENT(name)					\
1406 		DEFINE_EVENT(svcrdma_badreq_event, svcrdma_decode_##name,\
1407 				TP_PROTO(				\
1408 					__be32 *p			\
1409 				),					\
1410 				TP_ARGS(p))
1411 
1412 DEFINE_BADREQ_EVENT(badvers);
1413 DEFINE_BADREQ_EVENT(drop);
1414 DEFINE_BADREQ_EVENT(badproc);
1415 DEFINE_BADREQ_EVENT(parse);
1416 
1417 DECLARE_EVENT_CLASS(svcrdma_segment_event,
1418 	TP_PROTO(
1419 		u32 handle,
1420 		u32 length,
1421 		u64 offset
1422 	),
1423 
1424 	TP_ARGS(handle, length, offset),
1425 
1426 	TP_STRUCT__entry(
1427 		__field(u32, handle)
1428 		__field(u32, length)
1429 		__field(u64, offset)
1430 	),
1431 
1432 	TP_fast_assign(
1433 		__entry->handle = handle;
1434 		__entry->length = length;
1435 		__entry->offset = offset;
1436 	),
1437 
1438 	TP_printk("%u@0x%016llx:0x%08x",
1439 		__entry->length, (unsigned long long)__entry->offset,
1440 		__entry->handle
1441 	)
1442 );
1443 
1444 #define DEFINE_SEGMENT_EVENT(name)					\
1445 		DEFINE_EVENT(svcrdma_segment_event, svcrdma_##name,\
1446 				TP_PROTO(				\
1447 					u32 handle,			\
1448 					u32 length,			\
1449 					u64 offset			\
1450 				),					\
1451 				TP_ARGS(handle, length, offset))
1452 
1453 DEFINE_SEGMENT_EVENT(decode_wseg);
1454 DEFINE_SEGMENT_EVENT(encode_rseg);
1455 DEFINE_SEGMENT_EVENT(send_rseg);
1456 DEFINE_SEGMENT_EVENT(encode_wseg);
1457 DEFINE_SEGMENT_EVENT(send_wseg);
1458 
1459 DECLARE_EVENT_CLASS(svcrdma_chunk_event,
1460 	TP_PROTO(
1461 		u32 length
1462 	),
1463 
1464 	TP_ARGS(length),
1465 
1466 	TP_STRUCT__entry(
1467 		__field(u32, length)
1468 	),
1469 
1470 	TP_fast_assign(
1471 		__entry->length = length;
1472 	),
1473 
1474 	TP_printk("length=%u",
1475 		__entry->length
1476 	)
1477 );
1478 
1479 #define DEFINE_CHUNK_EVENT(name)					\
1480 		DEFINE_EVENT(svcrdma_chunk_event, svcrdma_##name,	\
1481 				TP_PROTO(				\
1482 					u32 length			\
1483 				),					\
1484 				TP_ARGS(length))
1485 
1486 DEFINE_CHUNK_EVENT(send_pzr);
1487 DEFINE_CHUNK_EVENT(encode_write_chunk);
1488 DEFINE_CHUNK_EVENT(send_write_chunk);
1489 DEFINE_CHUNK_EVENT(encode_read_chunk);
1490 DEFINE_CHUNK_EVENT(send_reply_chunk);
1491 
1492 TRACE_EVENT(svcrdma_send_read_chunk,
1493 	TP_PROTO(
1494 		u32 length,
1495 		u32 position
1496 	),
1497 
1498 	TP_ARGS(length, position),
1499 
1500 	TP_STRUCT__entry(
1501 		__field(u32, length)
1502 		__field(u32, position)
1503 	),
1504 
1505 	TP_fast_assign(
1506 		__entry->length = length;
1507 		__entry->position = position;
1508 	),
1509 
1510 	TP_printk("length=%u position=%u",
1511 		__entry->length, __entry->position
1512 	)
1513 );
1514 
1515 DECLARE_EVENT_CLASS(svcrdma_error_event,
1516 	TP_PROTO(
1517 		__be32 xid
1518 	),
1519 
1520 	TP_ARGS(xid),
1521 
1522 	TP_STRUCT__entry(
1523 		__field(u32, xid)
1524 	),
1525 
1526 	TP_fast_assign(
1527 		__entry->xid = be32_to_cpu(xid);
1528 	),
1529 
1530 	TP_printk("xid=0x%08x",
1531 		__entry->xid
1532 	)
1533 );
1534 
1535 #define DEFINE_ERROR_EVENT(name)					\
1536 		DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name,	\
1537 				TP_PROTO(				\
1538 					__be32 xid			\
1539 				),					\
1540 				TP_ARGS(xid))
1541 
1542 DEFINE_ERROR_EVENT(vers);
1543 DEFINE_ERROR_EVENT(chunk);
1544 
1545 /**
1546  ** Server-side RDMA API events
1547  **/
1548 
1549 DECLARE_EVENT_CLASS(svcrdma_dma_map_class,
1550 	TP_PROTO(
1551 		const struct svcxprt_rdma *rdma,
1552 		u64 dma_addr,
1553 		u32 length
1554 	),
1555 
1556 	TP_ARGS(rdma, dma_addr, length),
1557 
1558 	TP_STRUCT__entry(
1559 		__field(u64, dma_addr)
1560 		__field(u32, length)
1561 		__string(device, rdma->sc_cm_id->device->name)
1562 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1563 	),
1564 
1565 	TP_fast_assign(
1566 		__entry->dma_addr = dma_addr;
1567 		__entry->length = length;
1568 		__assign_str(device, rdma->sc_cm_id->device->name);
1569 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1570 	),
1571 
1572 	TP_printk("addr=%s device=%s dma_addr=%llu length=%u",
1573 		__get_str(addr), __get_str(device),
1574 		__entry->dma_addr, __entry->length
1575 	)
1576 );
1577 
1578 #define DEFINE_SVC_DMA_EVENT(name)					\
1579 		DEFINE_EVENT(svcrdma_dma_map_class, svcrdma_##name,	\
1580 				TP_PROTO(				\
1581 					const struct svcxprt_rdma *rdma,\
1582 					u64 dma_addr,			\
1583 					u32 length			\
1584 				),					\
1585 				TP_ARGS(rdma, dma_addr, length))
1586 
1587 DEFINE_SVC_DMA_EVENT(dma_map_page);
1588 DEFINE_SVC_DMA_EVENT(dma_unmap_page);
1589 
1590 TRACE_EVENT(svcrdma_dma_map_rwctx,
1591 	TP_PROTO(
1592 		const struct svcxprt_rdma *rdma,
1593 		int status
1594 	),
1595 
1596 	TP_ARGS(rdma, status),
1597 
1598 	TP_STRUCT__entry(
1599 		__field(int, status)
1600 		__string(device, rdma->sc_cm_id->device->name)
1601 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1602 	),
1603 
1604 	TP_fast_assign(
1605 		__entry->status = status;
1606 		__assign_str(device, rdma->sc_cm_id->device->name);
1607 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1608 	),
1609 
1610 	TP_printk("addr=%s device=%s status=%d",
1611 		__get_str(addr), __get_str(device), __entry->status
1612 	)
1613 );
1614 
1615 TRACE_EVENT(svcrdma_send_pullup,
1616 	TP_PROTO(
1617 		unsigned int len
1618 	),
1619 
1620 	TP_ARGS(len),
1621 
1622 	TP_STRUCT__entry(
1623 		__field(unsigned int, len)
1624 	),
1625 
1626 	TP_fast_assign(
1627 		__entry->len = len;
1628 	),
1629 
1630 	TP_printk("len=%u", __entry->len)
1631 );
1632 
1633 TRACE_EVENT(svcrdma_send_failed,
1634 	TP_PROTO(
1635 		const struct svc_rqst *rqst,
1636 		int status
1637 	),
1638 
1639 	TP_ARGS(rqst, status),
1640 
1641 	TP_STRUCT__entry(
1642 		__field(int, status)
1643 		__field(u32, xid)
1644 		__field(const void *, xprt)
1645 		__string(addr, rqst->rq_xprt->xpt_remotebuf)
1646 	),
1647 
1648 	TP_fast_assign(
1649 		__entry->status = status;
1650 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1651 		__entry->xprt = rqst->rq_xprt;
1652 		__assign_str(addr, rqst->rq_xprt->xpt_remotebuf);
1653 	),
1654 
1655 	TP_printk("xprt=%p addr=%s xid=0x%08x status=%d",
1656 		__entry->xprt, __get_str(addr),
1657 		__entry->xid, __entry->status
1658 	)
1659 );
1660 
1661 DECLARE_EVENT_CLASS(svcrdma_sendcomp_event,
1662 	TP_PROTO(
1663 		const struct ib_wc *wc
1664 	),
1665 
1666 	TP_ARGS(wc),
1667 
1668 	TP_STRUCT__entry(
1669 		__field(const void *, cqe)
1670 		__field(unsigned int, status)
1671 		__field(unsigned int, vendor_err)
1672 	),
1673 
1674 	TP_fast_assign(
1675 		__entry->cqe = wc->wr_cqe;
1676 		__entry->status = wc->status;
1677 		if (wc->status)
1678 			__entry->vendor_err = wc->vendor_err;
1679 		else
1680 			__entry->vendor_err = 0;
1681 	),
1682 
1683 	TP_printk("cqe=%p status=%s (%u/0x%x)",
1684 		__entry->cqe, rdma_show_wc_status(__entry->status),
1685 		__entry->status, __entry->vendor_err
1686 	)
1687 );
1688 
1689 #define DEFINE_SENDCOMP_EVENT(name)					\
1690 		DEFINE_EVENT(svcrdma_sendcomp_event, svcrdma_wc_##name,	\
1691 				TP_PROTO(				\
1692 					const struct ib_wc *wc		\
1693 				),					\
1694 				TP_ARGS(wc))
1695 
1696 TRACE_EVENT(svcrdma_post_send,
1697 	TP_PROTO(
1698 		const struct ib_send_wr *wr,
1699 		int status
1700 	),
1701 
1702 	TP_ARGS(wr, status),
1703 
1704 	TP_STRUCT__entry(
1705 		__field(const void *, cqe)
1706 		__field(unsigned int, num_sge)
1707 		__field(u32, inv_rkey)
1708 		__field(int, status)
1709 	),
1710 
1711 	TP_fast_assign(
1712 		__entry->cqe = wr->wr_cqe;
1713 		__entry->num_sge = wr->num_sge;
1714 		__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
1715 					wr->ex.invalidate_rkey : 0;
1716 		__entry->status = status;
1717 	),
1718 
1719 	TP_printk("cqe=%p num_sge=%u inv_rkey=0x%08x status=%d",
1720 		__entry->cqe, __entry->num_sge,
1721 		__entry->inv_rkey, __entry->status
1722 	)
1723 );
1724 
1725 DEFINE_SENDCOMP_EVENT(send);
1726 
1727 TRACE_EVENT(svcrdma_post_recv,
1728 	TP_PROTO(
1729 		const struct ib_recv_wr *wr,
1730 		int status
1731 	),
1732 
1733 	TP_ARGS(wr, status),
1734 
1735 	TP_STRUCT__entry(
1736 		__field(const void *, cqe)
1737 		__field(int, status)
1738 	),
1739 
1740 	TP_fast_assign(
1741 		__entry->cqe = wr->wr_cqe;
1742 		__entry->status = status;
1743 	),
1744 
1745 	TP_printk("cqe=%p status=%d",
1746 		__entry->cqe, __entry->status
1747 	)
1748 );
1749 
1750 TRACE_EVENT(svcrdma_wc_receive,
1751 	TP_PROTO(
1752 		const struct ib_wc *wc
1753 	),
1754 
1755 	TP_ARGS(wc),
1756 
1757 	TP_STRUCT__entry(
1758 		__field(const void *, cqe)
1759 		__field(u32, byte_len)
1760 		__field(unsigned int, status)
1761 		__field(u32, vendor_err)
1762 	),
1763 
1764 	TP_fast_assign(
1765 		__entry->cqe = wc->wr_cqe;
1766 		__entry->status = wc->status;
1767 		if (wc->status) {
1768 			__entry->byte_len = 0;
1769 			__entry->vendor_err = wc->vendor_err;
1770 		} else {
1771 			__entry->byte_len = wc->byte_len;
1772 			__entry->vendor_err = 0;
1773 		}
1774 	),
1775 
1776 	TP_printk("cqe=%p byte_len=%u status=%s (%u/0x%x)",
1777 		__entry->cqe, __entry->byte_len,
1778 		rdma_show_wc_status(__entry->status),
1779 		__entry->status, __entry->vendor_err
1780 	)
1781 );
1782 
1783 TRACE_EVENT(svcrdma_post_rw,
1784 	TP_PROTO(
1785 		const void *cqe,
1786 		int sqecount,
1787 		int status
1788 	),
1789 
1790 	TP_ARGS(cqe, sqecount, status),
1791 
1792 	TP_STRUCT__entry(
1793 		__field(const void *, cqe)
1794 		__field(int, sqecount)
1795 		__field(int, status)
1796 	),
1797 
1798 	TP_fast_assign(
1799 		__entry->cqe = cqe;
1800 		__entry->sqecount = sqecount;
1801 		__entry->status = status;
1802 	),
1803 
1804 	TP_printk("cqe=%p sqecount=%d status=%d",
1805 		__entry->cqe, __entry->sqecount, __entry->status
1806 	)
1807 );
1808 
1809 DEFINE_SENDCOMP_EVENT(read);
1810 DEFINE_SENDCOMP_EVENT(write);
1811 
1812 TRACE_EVENT(svcrdma_qp_error,
1813 	TP_PROTO(
1814 		const struct ib_event *event,
1815 		const struct sockaddr *sap
1816 	),
1817 
1818 	TP_ARGS(event, sap),
1819 
1820 	TP_STRUCT__entry(
1821 		__field(unsigned int, event)
1822 		__string(device, event->device->name)
1823 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1824 	),
1825 
1826 	TP_fast_assign(
1827 		__entry->event = event->event;
1828 		__assign_str(device, event->device->name);
1829 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1830 			 "%pISpc", sap);
1831 	),
1832 
1833 	TP_printk("addr=%s dev=%s event=%s (%u)",
1834 		__entry->addr, __get_str(device),
1835 		rdma_show_ib_event(__entry->event), __entry->event
1836 	)
1837 );
1838 
1839 DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
1840 	TP_PROTO(
1841 		const struct svcxprt_rdma *rdma
1842 	),
1843 
1844 	TP_ARGS(rdma),
1845 
1846 	TP_STRUCT__entry(
1847 		__field(int, avail)
1848 		__field(int, depth)
1849 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1850 	),
1851 
1852 	TP_fast_assign(
1853 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1854 		__entry->depth = rdma->sc_sq_depth;
1855 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1856 	),
1857 
1858 	TP_printk("addr=%s sc_sq_avail=%d/%d",
1859 		__get_str(addr), __entry->avail, __entry->depth
1860 	)
1861 );
1862 
1863 #define DEFINE_SQ_EVENT(name)						\
1864 		DEFINE_EVENT(svcrdma_sendqueue_event, svcrdma_sq_##name,\
1865 				TP_PROTO(				\
1866 					const struct svcxprt_rdma *rdma \
1867 				),					\
1868 				TP_ARGS(rdma))
1869 
1870 DEFINE_SQ_EVENT(full);
1871 DEFINE_SQ_EVENT(retry);
1872 
1873 #endif /* _TRACE_RPCRDMA_H */
1874 
1875 #include <trace/define_trace.h>
1876