xref: /openbmc/linux/include/trace/events/rpcrdma.h (revision 547840bd)
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 	),
697 
698 	TP_ARGS(req),
699 
700 	TP_STRUCT__entry(
701 		__field(const void *, req)
702 		__field(const void *, sc)
703 		__field(unsigned int, task_id)
704 		__field(unsigned int, client_id)
705 		__field(int, num_sge)
706 		__field(int, signaled)
707 	),
708 
709 	TP_fast_assign(
710 		const struct rpc_rqst *rqst = &req->rl_slot;
711 
712 		__entry->task_id = rqst->rq_task->tk_pid;
713 		__entry->client_id = rqst->rq_task->tk_client ?
714 				     rqst->rq_task->tk_client->cl_clid : -1;
715 		__entry->req = req;
716 		__entry->sc = req->rl_sendctx;
717 		__entry->num_sge = req->rl_wr.num_sge;
718 		__entry->signaled = req->rl_wr.send_flags & IB_SEND_SIGNALED;
719 	),
720 
721 	TP_printk("task:%u@%u req=%p sc=%p (%d SGE%s) %s",
722 		__entry->task_id, __entry->client_id,
723 		__entry->req, __entry->sc, __entry->num_sge,
724 		(__entry->num_sge == 1 ? "" : "s"),
725 		(__entry->signaled ? "signaled" : "")
726 	)
727 );
728 
729 TRACE_EVENT(xprtrdma_post_recv,
730 	TP_PROTO(
731 		const struct rpcrdma_rep *rep
732 	),
733 
734 	TP_ARGS(rep),
735 
736 	TP_STRUCT__entry(
737 		__field(const void *, rep)
738 	),
739 
740 	TP_fast_assign(
741 		__entry->rep = rep;
742 	),
743 
744 	TP_printk("rep=%p",
745 		__entry->rep
746 	)
747 );
748 
749 TRACE_EVENT(xprtrdma_post_recvs,
750 	TP_PROTO(
751 		const struct rpcrdma_xprt *r_xprt,
752 		unsigned int count,
753 		int status
754 	),
755 
756 	TP_ARGS(r_xprt, count, status),
757 
758 	TP_STRUCT__entry(
759 		__field(const void *, r_xprt)
760 		__field(unsigned int, count)
761 		__field(int, status)
762 		__field(int, posted)
763 		__string(addr, rpcrdma_addrstr(r_xprt))
764 		__string(port, rpcrdma_portstr(r_xprt))
765 	),
766 
767 	TP_fast_assign(
768 		__entry->r_xprt = r_xprt;
769 		__entry->count = count;
770 		__entry->status = status;
771 		__entry->posted = r_xprt->rx_ep->re_receive_count;
772 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
773 		__assign_str(port, rpcrdma_portstr(r_xprt));
774 	),
775 
776 	TP_printk("peer=[%s]:%s r_xprt=%p: %u new recvs, %d active (rc %d)",
777 		__get_str(addr), __get_str(port), __entry->r_xprt,
778 		__entry->count, __entry->posted, __entry->status
779 	)
780 );
781 
782 TRACE_EVENT(xprtrdma_post_linv,
783 	TP_PROTO(
784 		const struct rpcrdma_req *req,
785 		int status
786 	),
787 
788 	TP_ARGS(req, status),
789 
790 	TP_STRUCT__entry(
791 		__field(const void *, req)
792 		__field(int, status)
793 		__field(u32, xid)
794 	),
795 
796 	TP_fast_assign(
797 		__entry->req = req;
798 		__entry->status = status;
799 		__entry->xid = be32_to_cpu(req->rl_slot.rq_xid);
800 	),
801 
802 	TP_printk("req=%p xid=0x%08x status=%d",
803 		__entry->req, __entry->xid, __entry->status
804 	)
805 );
806 
807 /**
808  ** Completion events
809  **/
810 
811 TRACE_EVENT(xprtrdma_wc_send,
812 	TP_PROTO(
813 		const struct rpcrdma_sendctx *sc,
814 		const struct ib_wc *wc
815 	),
816 
817 	TP_ARGS(sc, wc),
818 
819 	TP_STRUCT__entry(
820 		__field(const void *, req)
821 		__field(const void *, sc)
822 		__field(unsigned int, unmap_count)
823 		__field(unsigned int, status)
824 		__field(unsigned int, vendor_err)
825 	),
826 
827 	TP_fast_assign(
828 		__entry->req = sc->sc_req;
829 		__entry->sc = sc;
830 		__entry->unmap_count = sc->sc_unmap_count;
831 		__entry->status = wc->status;
832 		__entry->vendor_err = __entry->status ? wc->vendor_err : 0;
833 	),
834 
835 	TP_printk("req=%p sc=%p unmapped=%u: %s (%u/0x%x)",
836 		__entry->req, __entry->sc, __entry->unmap_count,
837 		rdma_show_wc_status(__entry->status),
838 		__entry->status, __entry->vendor_err
839 	)
840 );
841 
842 TRACE_EVENT(xprtrdma_wc_receive,
843 	TP_PROTO(
844 		const struct ib_wc *wc
845 	),
846 
847 	TP_ARGS(wc),
848 
849 	TP_STRUCT__entry(
850 		__field(const void *, rep)
851 		__field(u32, byte_len)
852 		__field(unsigned int, status)
853 		__field(u32, vendor_err)
854 	),
855 
856 	TP_fast_assign(
857 		__entry->rep = container_of(wc->wr_cqe, struct rpcrdma_rep,
858 					    rr_cqe);
859 		__entry->status = wc->status;
860 		if (wc->status) {
861 			__entry->byte_len = 0;
862 			__entry->vendor_err = wc->vendor_err;
863 		} else {
864 			__entry->byte_len = wc->byte_len;
865 			__entry->vendor_err = 0;
866 		}
867 	),
868 
869 	TP_printk("rep=%p %u bytes: %s (%u/0x%x)",
870 		__entry->rep, __entry->byte_len,
871 		rdma_show_wc_status(__entry->status),
872 		__entry->status, __entry->vendor_err
873 	)
874 );
875 
876 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_fastreg);
877 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li);
878 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_wake);
879 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_done);
880 
881 TRACE_EVENT(xprtrdma_frwr_alloc,
882 	TP_PROTO(
883 		const struct rpcrdma_mr *mr,
884 		int rc
885 	),
886 
887 	TP_ARGS(mr, rc),
888 
889 	TP_STRUCT__entry(
890 		__field(u32, mr_id)
891 		__field(int, rc)
892 	),
893 
894 	TP_fast_assign(
895 		__entry->mr_id = mr->frwr.fr_mr->res.id;
896 		__entry->rc = rc;
897 	),
898 
899 	TP_printk("mr.id=%u: rc=%d",
900 		__entry->mr_id, __entry->rc
901 	)
902 );
903 
904 TRACE_EVENT(xprtrdma_frwr_dereg,
905 	TP_PROTO(
906 		const struct rpcrdma_mr *mr,
907 		int rc
908 	),
909 
910 	TP_ARGS(mr, rc),
911 
912 	TP_STRUCT__entry(
913 		__field(u32, mr_id)
914 		__field(int, nents)
915 		__field(u32, handle)
916 		__field(u32, length)
917 		__field(u64, offset)
918 		__field(u32, dir)
919 		__field(int, rc)
920 	),
921 
922 	TP_fast_assign(
923 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
924 		__entry->nents  = mr->mr_nents;
925 		__entry->handle = mr->mr_handle;
926 		__entry->length = mr->mr_length;
927 		__entry->offset = mr->mr_offset;
928 		__entry->dir    = mr->mr_dir;
929 		__entry->rc	= rc;
930 	),
931 
932 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s): rc=%d",
933 		__entry->mr_id, __entry->nents, __entry->length,
934 		(unsigned long long)__entry->offset, __entry->handle,
935 		xprtrdma_show_direction(__entry->dir),
936 		__entry->rc
937 	)
938 );
939 
940 TRACE_EVENT(xprtrdma_frwr_sgerr,
941 	TP_PROTO(
942 		const struct rpcrdma_mr *mr,
943 		int sg_nents
944 	),
945 
946 	TP_ARGS(mr, sg_nents),
947 
948 	TP_STRUCT__entry(
949 		__field(u32, mr_id)
950 		__field(u64, addr)
951 		__field(u32, dir)
952 		__field(int, nents)
953 	),
954 
955 	TP_fast_assign(
956 		__entry->mr_id = mr->frwr.fr_mr->res.id;
957 		__entry->addr = mr->mr_sg->dma_address;
958 		__entry->dir = mr->mr_dir;
959 		__entry->nents = sg_nents;
960 	),
961 
962 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) sg_nents=%d",
963 		__entry->mr_id, __entry->addr,
964 		xprtrdma_show_direction(__entry->dir),
965 		__entry->nents
966 	)
967 );
968 
969 TRACE_EVENT(xprtrdma_frwr_maperr,
970 	TP_PROTO(
971 		const struct rpcrdma_mr *mr,
972 		int num_mapped
973 	),
974 
975 	TP_ARGS(mr, num_mapped),
976 
977 	TP_STRUCT__entry(
978 		__field(u32, mr_id)
979 		__field(u64, addr)
980 		__field(u32, dir)
981 		__field(int, num_mapped)
982 		__field(int, nents)
983 	),
984 
985 	TP_fast_assign(
986 		__entry->mr_id = mr->frwr.fr_mr->res.id;
987 		__entry->addr = mr->mr_sg->dma_address;
988 		__entry->dir = mr->mr_dir;
989 		__entry->num_mapped = num_mapped;
990 		__entry->nents = mr->mr_nents;
991 	),
992 
993 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) nents=%d of %d",
994 		__entry->mr_id, __entry->addr,
995 		xprtrdma_show_direction(__entry->dir),
996 		__entry->num_mapped, __entry->nents
997 	)
998 );
999 
1000 DEFINE_MR_EVENT(localinv);
1001 DEFINE_MR_EVENT(map);
1002 DEFINE_MR_EVENT(unmap);
1003 DEFINE_MR_EVENT(reminv);
1004 DEFINE_MR_EVENT(recycle);
1005 
1006 TRACE_EVENT(xprtrdma_dma_maperr,
1007 	TP_PROTO(
1008 		u64 addr
1009 	),
1010 
1011 	TP_ARGS(addr),
1012 
1013 	TP_STRUCT__entry(
1014 		__field(u64, addr)
1015 	),
1016 
1017 	TP_fast_assign(
1018 		__entry->addr = addr;
1019 	),
1020 
1021 	TP_printk("dma addr=0x%llx\n", __entry->addr)
1022 );
1023 
1024 /**
1025  ** Reply events
1026  **/
1027 
1028 TRACE_EVENT(xprtrdma_reply,
1029 	TP_PROTO(
1030 		const struct rpc_task *task,
1031 		const struct rpcrdma_rep *rep,
1032 		const struct rpcrdma_req *req,
1033 		unsigned int credits
1034 	),
1035 
1036 	TP_ARGS(task, rep, req, credits),
1037 
1038 	TP_STRUCT__entry(
1039 		__field(unsigned int, task_id)
1040 		__field(unsigned int, client_id)
1041 		__field(const void *, rep)
1042 		__field(const void *, req)
1043 		__field(u32, xid)
1044 		__field(unsigned int, credits)
1045 	),
1046 
1047 	TP_fast_assign(
1048 		__entry->task_id = task->tk_pid;
1049 		__entry->client_id = task->tk_client->cl_clid;
1050 		__entry->rep = rep;
1051 		__entry->req = req;
1052 		__entry->xid = be32_to_cpu(rep->rr_xid);
1053 		__entry->credits = credits;
1054 	),
1055 
1056 	TP_printk("task:%u@%u xid=0x%08x, %u credits, rep=%p -> req=%p",
1057 		__entry->task_id, __entry->client_id, __entry->xid,
1058 		__entry->credits, __entry->rep, __entry->req
1059 	)
1060 );
1061 
1062 TRACE_EVENT(xprtrdma_defer_cmp,
1063 	TP_PROTO(
1064 		const struct rpcrdma_rep *rep
1065 	),
1066 
1067 	TP_ARGS(rep),
1068 
1069 	TP_STRUCT__entry(
1070 		__field(unsigned int, task_id)
1071 		__field(unsigned int, client_id)
1072 		__field(const void *, rep)
1073 		__field(u32, xid)
1074 	),
1075 
1076 	TP_fast_assign(
1077 		__entry->task_id = rep->rr_rqst->rq_task->tk_pid;
1078 		__entry->client_id = rep->rr_rqst->rq_task->tk_client->cl_clid;
1079 		__entry->rep = rep;
1080 		__entry->xid = be32_to_cpu(rep->rr_xid);
1081 	),
1082 
1083 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1084 		__entry->task_id, __entry->client_id, __entry->xid,
1085 		__entry->rep
1086 	)
1087 );
1088 
1089 DEFINE_REPLY_EVENT(xprtrdma_reply_vers);
1090 DEFINE_REPLY_EVENT(xprtrdma_reply_rqst);
1091 DEFINE_REPLY_EVENT(xprtrdma_reply_short);
1092 DEFINE_REPLY_EVENT(xprtrdma_reply_hdr);
1093 
1094 TRACE_EVENT(xprtrdma_fixup,
1095 	TP_PROTO(
1096 		const struct rpc_rqst *rqst,
1097 		unsigned long fixup
1098 	),
1099 
1100 	TP_ARGS(rqst, fixup),
1101 
1102 	TP_STRUCT__entry(
1103 		__field(unsigned int, task_id)
1104 		__field(unsigned int, client_id)
1105 		__field(unsigned long, fixup)
1106 		__field(size_t, headlen)
1107 		__field(unsigned int, pagelen)
1108 		__field(size_t, taillen)
1109 	),
1110 
1111 	TP_fast_assign(
1112 		__entry->task_id = rqst->rq_task->tk_pid;
1113 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1114 		__entry->fixup = fixup;
1115 		__entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
1116 		__entry->pagelen = rqst->rq_rcv_buf.page_len;
1117 		__entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
1118 	),
1119 
1120 	TP_printk("task:%u@%u fixup=%lu xdr=%zu/%u/%zu",
1121 		__entry->task_id, __entry->client_id, __entry->fixup,
1122 		__entry->headlen, __entry->pagelen, __entry->taillen
1123 	)
1124 );
1125 
1126 TRACE_EVENT(xprtrdma_decode_seg,
1127 	TP_PROTO(
1128 		u32 handle,
1129 		u32 length,
1130 		u64 offset
1131 	),
1132 
1133 	TP_ARGS(handle, length, offset),
1134 
1135 	TP_STRUCT__entry(
1136 		__field(u32, handle)
1137 		__field(u32, length)
1138 		__field(u64, offset)
1139 	),
1140 
1141 	TP_fast_assign(
1142 		__entry->handle = handle;
1143 		__entry->length = length;
1144 		__entry->offset = offset;
1145 	),
1146 
1147 	TP_printk("%u@0x%016llx:0x%08x",
1148 		__entry->length, (unsigned long long)__entry->offset,
1149 		__entry->handle
1150 	)
1151 );
1152 
1153 /**
1154  ** Allocation/release of rpcrdma_reqs and rpcrdma_reps
1155  **/
1156 
1157 TRACE_EVENT(xprtrdma_op_allocate,
1158 	TP_PROTO(
1159 		const struct rpc_task *task,
1160 		const struct rpcrdma_req *req
1161 	),
1162 
1163 	TP_ARGS(task, req),
1164 
1165 	TP_STRUCT__entry(
1166 		__field(unsigned int, task_id)
1167 		__field(unsigned int, client_id)
1168 		__field(const void *, req)
1169 		__field(size_t, callsize)
1170 		__field(size_t, rcvsize)
1171 	),
1172 
1173 	TP_fast_assign(
1174 		__entry->task_id = task->tk_pid;
1175 		__entry->client_id = task->tk_client->cl_clid;
1176 		__entry->req = req;
1177 		__entry->callsize = task->tk_rqstp->rq_callsize;
1178 		__entry->rcvsize = task->tk_rqstp->rq_rcvsize;
1179 	),
1180 
1181 	TP_printk("task:%u@%u req=%p (%zu, %zu)",
1182 		__entry->task_id, __entry->client_id,
1183 		__entry->req, __entry->callsize, __entry->rcvsize
1184 	)
1185 );
1186 
1187 TRACE_EVENT(xprtrdma_op_free,
1188 	TP_PROTO(
1189 		const struct rpc_task *task,
1190 		const struct rpcrdma_req *req
1191 	),
1192 
1193 	TP_ARGS(task, req),
1194 
1195 	TP_STRUCT__entry(
1196 		__field(unsigned int, task_id)
1197 		__field(unsigned int, client_id)
1198 		__field(const void *, req)
1199 		__field(const void *, rep)
1200 	),
1201 
1202 	TP_fast_assign(
1203 		__entry->task_id = task->tk_pid;
1204 		__entry->client_id = task->tk_client->cl_clid;
1205 		__entry->req = req;
1206 		__entry->rep = req->rl_reply;
1207 	),
1208 
1209 	TP_printk("task:%u@%u req=%p rep=%p",
1210 		__entry->task_id, __entry->client_id,
1211 		__entry->req, __entry->rep
1212 	)
1213 );
1214 
1215 /**
1216  ** Callback events
1217  **/
1218 
1219 TRACE_EVENT(xprtrdma_cb_setup,
1220 	TP_PROTO(
1221 		const struct rpcrdma_xprt *r_xprt,
1222 		unsigned int reqs
1223 	),
1224 
1225 	TP_ARGS(r_xprt, reqs),
1226 
1227 	TP_STRUCT__entry(
1228 		__field(const void *, r_xprt)
1229 		__field(unsigned int, reqs)
1230 		__string(addr, rpcrdma_addrstr(r_xprt))
1231 		__string(port, rpcrdma_portstr(r_xprt))
1232 	),
1233 
1234 	TP_fast_assign(
1235 		__entry->r_xprt = r_xprt;
1236 		__entry->reqs = reqs;
1237 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
1238 		__assign_str(port, rpcrdma_portstr(r_xprt));
1239 	),
1240 
1241 	TP_printk("peer=[%s]:%s r_xprt=%p: %u reqs",
1242 		__get_str(addr), __get_str(port),
1243 		__entry->r_xprt, __entry->reqs
1244 	)
1245 );
1246 
1247 DEFINE_CB_EVENT(xprtrdma_cb_call);
1248 DEFINE_CB_EVENT(xprtrdma_cb_reply);
1249 
1250 TRACE_EVENT(xprtrdma_leaked_rep,
1251 	TP_PROTO(
1252 		const struct rpc_rqst *rqst,
1253 		const struct rpcrdma_rep *rep
1254 	),
1255 
1256 	TP_ARGS(rqst, rep),
1257 
1258 	TP_STRUCT__entry(
1259 		__field(unsigned int, task_id)
1260 		__field(unsigned int, client_id)
1261 		__field(u32, xid)
1262 		__field(const void *, rep)
1263 	),
1264 
1265 	TP_fast_assign(
1266 		__entry->task_id = rqst->rq_task->tk_pid;
1267 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1268 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1269 		__entry->rep = rep;
1270 	),
1271 
1272 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1273 		__entry->task_id, __entry->client_id, __entry->xid,
1274 		__entry->rep
1275 	)
1276 );
1277 
1278 /**
1279  ** Server-side RPC/RDMA events
1280  **/
1281 
1282 DECLARE_EVENT_CLASS(svcrdma_xprt_event,
1283 	TP_PROTO(
1284 		const struct svc_xprt *xprt
1285 	),
1286 
1287 	TP_ARGS(xprt),
1288 
1289 	TP_STRUCT__entry(
1290 		__field(const void *, xprt)
1291 		__string(addr, xprt->xpt_remotebuf)
1292 	),
1293 
1294 	TP_fast_assign(
1295 		__entry->xprt = xprt;
1296 		__assign_str(addr, xprt->xpt_remotebuf);
1297 	),
1298 
1299 	TP_printk("xprt=%p addr=%s",
1300 		__entry->xprt, __get_str(addr)
1301 	)
1302 );
1303 
1304 #define DEFINE_XPRT_EVENT(name)						\
1305 		DEFINE_EVENT(svcrdma_xprt_event, svcrdma_xprt_##name,	\
1306 				TP_PROTO(				\
1307 					const struct svc_xprt *xprt	\
1308 				),					\
1309 				TP_ARGS(xprt))
1310 
1311 DEFINE_XPRT_EVENT(accept);
1312 DEFINE_XPRT_EVENT(fail);
1313 DEFINE_XPRT_EVENT(free);
1314 
1315 TRACE_DEFINE_ENUM(RDMA_MSG);
1316 TRACE_DEFINE_ENUM(RDMA_NOMSG);
1317 TRACE_DEFINE_ENUM(RDMA_MSGP);
1318 TRACE_DEFINE_ENUM(RDMA_DONE);
1319 TRACE_DEFINE_ENUM(RDMA_ERROR);
1320 
1321 #define show_rpcrdma_proc(x)						\
1322 		__print_symbolic(x,					\
1323 				{ RDMA_MSG, "RDMA_MSG" },		\
1324 				{ RDMA_NOMSG, "RDMA_NOMSG" },		\
1325 				{ RDMA_MSGP, "RDMA_MSGP" },		\
1326 				{ RDMA_DONE, "RDMA_DONE" },		\
1327 				{ RDMA_ERROR, "RDMA_ERROR" })
1328 
1329 TRACE_EVENT(svcrdma_decode_rqst,
1330 	TP_PROTO(
1331 		__be32 *p,
1332 		unsigned int hdrlen
1333 	),
1334 
1335 	TP_ARGS(p, hdrlen),
1336 
1337 	TP_STRUCT__entry(
1338 		__field(u32, xid)
1339 		__field(u32, vers)
1340 		__field(u32, proc)
1341 		__field(u32, credits)
1342 		__field(unsigned int, hdrlen)
1343 	),
1344 
1345 	TP_fast_assign(
1346 		__entry->xid = be32_to_cpup(p++);
1347 		__entry->vers = be32_to_cpup(p++);
1348 		__entry->credits = be32_to_cpup(p++);
1349 		__entry->proc = be32_to_cpup(p);
1350 		__entry->hdrlen = hdrlen;
1351 	),
1352 
1353 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
1354 		__entry->xid, __entry->vers, __entry->credits,
1355 		show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
1356 );
1357 
1358 TRACE_EVENT(svcrdma_decode_short,
1359 	TP_PROTO(
1360 		unsigned int hdrlen
1361 	),
1362 
1363 	TP_ARGS(hdrlen),
1364 
1365 	TP_STRUCT__entry(
1366 		__field(unsigned int, hdrlen)
1367 	),
1368 
1369 	TP_fast_assign(
1370 		__entry->hdrlen = hdrlen;
1371 	),
1372 
1373 	TP_printk("hdrlen=%u", __entry->hdrlen)
1374 );
1375 
1376 DECLARE_EVENT_CLASS(svcrdma_badreq_event,
1377 	TP_PROTO(
1378 		__be32 *p
1379 	),
1380 
1381 	TP_ARGS(p),
1382 
1383 	TP_STRUCT__entry(
1384 		__field(u32, xid)
1385 		__field(u32, vers)
1386 		__field(u32, proc)
1387 		__field(u32, credits)
1388 	),
1389 
1390 	TP_fast_assign(
1391 		__entry->xid = be32_to_cpup(p++);
1392 		__entry->vers = be32_to_cpup(p++);
1393 		__entry->credits = be32_to_cpup(p++);
1394 		__entry->proc = be32_to_cpup(p);
1395 	),
1396 
1397 	TP_printk("xid=0x%08x vers=%u credits=%u proc=%u",
1398 		__entry->xid, __entry->vers, __entry->credits, __entry->proc)
1399 );
1400 
1401 #define DEFINE_BADREQ_EVENT(name)					\
1402 		DEFINE_EVENT(svcrdma_badreq_event, svcrdma_decode_##name,\
1403 				TP_PROTO(				\
1404 					__be32 *p			\
1405 				),					\
1406 				TP_ARGS(p))
1407 
1408 DEFINE_BADREQ_EVENT(badvers);
1409 DEFINE_BADREQ_EVENT(drop);
1410 DEFINE_BADREQ_EVENT(badproc);
1411 DEFINE_BADREQ_EVENT(parse);
1412 
1413 DECLARE_EVENT_CLASS(svcrdma_segment_event,
1414 	TP_PROTO(
1415 		u32 handle,
1416 		u32 length,
1417 		u64 offset
1418 	),
1419 
1420 	TP_ARGS(handle, length, offset),
1421 
1422 	TP_STRUCT__entry(
1423 		__field(u32, handle)
1424 		__field(u32, length)
1425 		__field(u64, offset)
1426 	),
1427 
1428 	TP_fast_assign(
1429 		__entry->handle = handle;
1430 		__entry->length = length;
1431 		__entry->offset = offset;
1432 	),
1433 
1434 	TP_printk("%u@0x%016llx:0x%08x",
1435 		__entry->length, (unsigned long long)__entry->offset,
1436 		__entry->handle
1437 	)
1438 );
1439 
1440 #define DEFINE_SEGMENT_EVENT(name)					\
1441 		DEFINE_EVENT(svcrdma_segment_event, svcrdma_##name,\
1442 				TP_PROTO(				\
1443 					u32 handle,			\
1444 					u32 length,			\
1445 					u64 offset			\
1446 				),					\
1447 				TP_ARGS(handle, length, offset))
1448 
1449 DEFINE_SEGMENT_EVENT(decode_wseg);
1450 DEFINE_SEGMENT_EVENT(encode_rseg);
1451 DEFINE_SEGMENT_EVENT(send_rseg);
1452 DEFINE_SEGMENT_EVENT(encode_wseg);
1453 DEFINE_SEGMENT_EVENT(send_wseg);
1454 
1455 DECLARE_EVENT_CLASS(svcrdma_chunk_event,
1456 	TP_PROTO(
1457 		u32 length
1458 	),
1459 
1460 	TP_ARGS(length),
1461 
1462 	TP_STRUCT__entry(
1463 		__field(u32, length)
1464 	),
1465 
1466 	TP_fast_assign(
1467 		__entry->length = length;
1468 	),
1469 
1470 	TP_printk("length=%u",
1471 		__entry->length
1472 	)
1473 );
1474 
1475 #define DEFINE_CHUNK_EVENT(name)					\
1476 		DEFINE_EVENT(svcrdma_chunk_event, svcrdma_##name,	\
1477 				TP_PROTO(				\
1478 					u32 length			\
1479 				),					\
1480 				TP_ARGS(length))
1481 
1482 DEFINE_CHUNK_EVENT(send_pzr);
1483 DEFINE_CHUNK_EVENT(encode_write_chunk);
1484 DEFINE_CHUNK_EVENT(send_write_chunk);
1485 DEFINE_CHUNK_EVENT(encode_read_chunk);
1486 DEFINE_CHUNK_EVENT(send_reply_chunk);
1487 
1488 TRACE_EVENT(svcrdma_send_read_chunk,
1489 	TP_PROTO(
1490 		u32 length,
1491 		u32 position
1492 	),
1493 
1494 	TP_ARGS(length, position),
1495 
1496 	TP_STRUCT__entry(
1497 		__field(u32, length)
1498 		__field(u32, position)
1499 	),
1500 
1501 	TP_fast_assign(
1502 		__entry->length = length;
1503 		__entry->position = position;
1504 	),
1505 
1506 	TP_printk("length=%u position=%u",
1507 		__entry->length, __entry->position
1508 	)
1509 );
1510 
1511 DECLARE_EVENT_CLASS(svcrdma_error_event,
1512 	TP_PROTO(
1513 		__be32 xid
1514 	),
1515 
1516 	TP_ARGS(xid),
1517 
1518 	TP_STRUCT__entry(
1519 		__field(u32, xid)
1520 	),
1521 
1522 	TP_fast_assign(
1523 		__entry->xid = be32_to_cpu(xid);
1524 	),
1525 
1526 	TP_printk("xid=0x%08x",
1527 		__entry->xid
1528 	)
1529 );
1530 
1531 #define DEFINE_ERROR_EVENT(name)					\
1532 		DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name,	\
1533 				TP_PROTO(				\
1534 					__be32 xid			\
1535 				),					\
1536 				TP_ARGS(xid))
1537 
1538 DEFINE_ERROR_EVENT(vers);
1539 DEFINE_ERROR_EVENT(chunk);
1540 
1541 /**
1542  ** Server-side RDMA API events
1543  **/
1544 
1545 DECLARE_EVENT_CLASS(svcrdma_dma_map_class,
1546 	TP_PROTO(
1547 		const struct svcxprt_rdma *rdma,
1548 		u64 dma_addr,
1549 		u32 length
1550 	),
1551 
1552 	TP_ARGS(rdma, dma_addr, length),
1553 
1554 	TP_STRUCT__entry(
1555 		__field(u64, dma_addr)
1556 		__field(u32, length)
1557 		__string(device, rdma->sc_cm_id->device->name)
1558 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1559 	),
1560 
1561 	TP_fast_assign(
1562 		__entry->dma_addr = dma_addr;
1563 		__entry->length = length;
1564 		__assign_str(device, rdma->sc_cm_id->device->name);
1565 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1566 	),
1567 
1568 	TP_printk("addr=%s device=%s dma_addr=%llu length=%u",
1569 		__get_str(addr), __get_str(device),
1570 		__entry->dma_addr, __entry->length
1571 	)
1572 );
1573 
1574 #define DEFINE_SVC_DMA_EVENT(name)					\
1575 		DEFINE_EVENT(svcrdma_dma_map_class, svcrdma_##name,	\
1576 				TP_PROTO(				\
1577 					const struct svcxprt_rdma *rdma,\
1578 					u64 dma_addr,			\
1579 					u32 length			\
1580 				),					\
1581 				TP_ARGS(rdma, dma_addr, length))
1582 
1583 DEFINE_SVC_DMA_EVENT(dma_map_page);
1584 DEFINE_SVC_DMA_EVENT(dma_unmap_page);
1585 
1586 TRACE_EVENT(svcrdma_dma_map_rwctx,
1587 	TP_PROTO(
1588 		const struct svcxprt_rdma *rdma,
1589 		int status
1590 	),
1591 
1592 	TP_ARGS(rdma, status),
1593 
1594 	TP_STRUCT__entry(
1595 		__field(int, status)
1596 		__string(device, rdma->sc_cm_id->device->name)
1597 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1598 	),
1599 
1600 	TP_fast_assign(
1601 		__entry->status = status;
1602 		__assign_str(device, rdma->sc_cm_id->device->name);
1603 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1604 	),
1605 
1606 	TP_printk("addr=%s device=%s status=%d",
1607 		__get_str(addr), __get_str(device), __entry->status
1608 	)
1609 );
1610 
1611 TRACE_EVENT(svcrdma_send_pullup,
1612 	TP_PROTO(
1613 		unsigned int len
1614 	),
1615 
1616 	TP_ARGS(len),
1617 
1618 	TP_STRUCT__entry(
1619 		__field(unsigned int, len)
1620 	),
1621 
1622 	TP_fast_assign(
1623 		__entry->len = len;
1624 	),
1625 
1626 	TP_printk("len=%u", __entry->len)
1627 );
1628 
1629 TRACE_EVENT(svcrdma_send_failed,
1630 	TP_PROTO(
1631 		const struct svc_rqst *rqst,
1632 		int status
1633 	),
1634 
1635 	TP_ARGS(rqst, status),
1636 
1637 	TP_STRUCT__entry(
1638 		__field(int, status)
1639 		__field(u32, xid)
1640 		__field(const void *, xprt)
1641 		__string(addr, rqst->rq_xprt->xpt_remotebuf)
1642 	),
1643 
1644 	TP_fast_assign(
1645 		__entry->status = status;
1646 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1647 		__entry->xprt = rqst->rq_xprt;
1648 		__assign_str(addr, rqst->rq_xprt->xpt_remotebuf);
1649 	),
1650 
1651 	TP_printk("xprt=%p addr=%s xid=0x%08x status=%d",
1652 		__entry->xprt, __get_str(addr),
1653 		__entry->xid, __entry->status
1654 	)
1655 );
1656 
1657 DECLARE_EVENT_CLASS(svcrdma_sendcomp_event,
1658 	TP_PROTO(
1659 		const struct ib_wc *wc
1660 	),
1661 
1662 	TP_ARGS(wc),
1663 
1664 	TP_STRUCT__entry(
1665 		__field(const void *, cqe)
1666 		__field(unsigned int, status)
1667 		__field(unsigned int, vendor_err)
1668 	),
1669 
1670 	TP_fast_assign(
1671 		__entry->cqe = wc->wr_cqe;
1672 		__entry->status = wc->status;
1673 		if (wc->status)
1674 			__entry->vendor_err = wc->vendor_err;
1675 		else
1676 			__entry->vendor_err = 0;
1677 	),
1678 
1679 	TP_printk("cqe=%p status=%s (%u/0x%x)",
1680 		__entry->cqe, rdma_show_wc_status(__entry->status),
1681 		__entry->status, __entry->vendor_err
1682 	)
1683 );
1684 
1685 #define DEFINE_SENDCOMP_EVENT(name)					\
1686 		DEFINE_EVENT(svcrdma_sendcomp_event, svcrdma_wc_##name,	\
1687 				TP_PROTO(				\
1688 					const struct ib_wc *wc		\
1689 				),					\
1690 				TP_ARGS(wc))
1691 
1692 TRACE_EVENT(svcrdma_post_send,
1693 	TP_PROTO(
1694 		const struct ib_send_wr *wr
1695 	),
1696 
1697 	TP_ARGS(wr),
1698 
1699 	TP_STRUCT__entry(
1700 		__field(const void *, cqe)
1701 		__field(unsigned int, num_sge)
1702 		__field(u32, inv_rkey)
1703 	),
1704 
1705 	TP_fast_assign(
1706 		__entry->cqe = wr->wr_cqe;
1707 		__entry->num_sge = wr->num_sge;
1708 		__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
1709 					wr->ex.invalidate_rkey : 0;
1710 	),
1711 
1712 	TP_printk("cqe=%p num_sge=%u inv_rkey=0x%08x",
1713 		__entry->cqe, __entry->num_sge,
1714 		__entry->inv_rkey
1715 	)
1716 );
1717 
1718 DEFINE_SENDCOMP_EVENT(send);
1719 
1720 TRACE_EVENT(svcrdma_post_recv,
1721 	TP_PROTO(
1722 		const struct ib_recv_wr *wr,
1723 		int status
1724 	),
1725 
1726 	TP_ARGS(wr, status),
1727 
1728 	TP_STRUCT__entry(
1729 		__field(const void *, cqe)
1730 		__field(int, status)
1731 	),
1732 
1733 	TP_fast_assign(
1734 		__entry->cqe = wr->wr_cqe;
1735 		__entry->status = status;
1736 	),
1737 
1738 	TP_printk("cqe=%p status=%d",
1739 		__entry->cqe, __entry->status
1740 	)
1741 );
1742 
1743 TRACE_EVENT(svcrdma_wc_receive,
1744 	TP_PROTO(
1745 		const struct ib_wc *wc
1746 	),
1747 
1748 	TP_ARGS(wc),
1749 
1750 	TP_STRUCT__entry(
1751 		__field(const void *, cqe)
1752 		__field(u32, byte_len)
1753 		__field(unsigned int, status)
1754 		__field(u32, vendor_err)
1755 	),
1756 
1757 	TP_fast_assign(
1758 		__entry->cqe = wc->wr_cqe;
1759 		__entry->status = wc->status;
1760 		if (wc->status) {
1761 			__entry->byte_len = 0;
1762 			__entry->vendor_err = wc->vendor_err;
1763 		} else {
1764 			__entry->byte_len = wc->byte_len;
1765 			__entry->vendor_err = 0;
1766 		}
1767 	),
1768 
1769 	TP_printk("cqe=%p byte_len=%u status=%s (%u/0x%x)",
1770 		__entry->cqe, __entry->byte_len,
1771 		rdma_show_wc_status(__entry->status),
1772 		__entry->status, __entry->vendor_err
1773 	)
1774 );
1775 
1776 TRACE_EVENT(svcrdma_post_rw,
1777 	TP_PROTO(
1778 		const void *cqe,
1779 		int sqecount
1780 	),
1781 
1782 	TP_ARGS(cqe, sqecount),
1783 
1784 	TP_STRUCT__entry(
1785 		__field(const void *, cqe)
1786 		__field(int, sqecount)
1787 	),
1788 
1789 	TP_fast_assign(
1790 		__entry->cqe = cqe;
1791 		__entry->sqecount = sqecount;
1792 	),
1793 
1794 	TP_printk("cqe=%p sqecount=%d",
1795 		__entry->cqe, __entry->sqecount
1796 	)
1797 );
1798 
1799 DEFINE_SENDCOMP_EVENT(read);
1800 DEFINE_SENDCOMP_EVENT(write);
1801 
1802 TRACE_EVENT(svcrdma_qp_error,
1803 	TP_PROTO(
1804 		const struct ib_event *event,
1805 		const struct sockaddr *sap
1806 	),
1807 
1808 	TP_ARGS(event, sap),
1809 
1810 	TP_STRUCT__entry(
1811 		__field(unsigned int, event)
1812 		__string(device, event->device->name)
1813 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1814 	),
1815 
1816 	TP_fast_assign(
1817 		__entry->event = event->event;
1818 		__assign_str(device, event->device->name);
1819 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1820 			 "%pISpc", sap);
1821 	),
1822 
1823 	TP_printk("addr=%s dev=%s event=%s (%u)",
1824 		__entry->addr, __get_str(device),
1825 		rdma_show_ib_event(__entry->event), __entry->event
1826 	)
1827 );
1828 
1829 DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
1830 	TP_PROTO(
1831 		const struct svcxprt_rdma *rdma
1832 	),
1833 
1834 	TP_ARGS(rdma),
1835 
1836 	TP_STRUCT__entry(
1837 		__field(int, avail)
1838 		__field(int, depth)
1839 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1840 	),
1841 
1842 	TP_fast_assign(
1843 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1844 		__entry->depth = rdma->sc_sq_depth;
1845 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1846 	),
1847 
1848 	TP_printk("addr=%s sc_sq_avail=%d/%d",
1849 		__get_str(addr), __entry->avail, __entry->depth
1850 	)
1851 );
1852 
1853 #define DEFINE_SQ_EVENT(name)						\
1854 		DEFINE_EVENT(svcrdma_sendqueue_event, svcrdma_sq_##name,\
1855 				TP_PROTO(				\
1856 					const struct svcxprt_rdma *rdma \
1857 				),					\
1858 				TP_ARGS(rdma))
1859 
1860 DEFINE_SQ_EVENT(full);
1861 DEFINE_SQ_EVENT(retry);
1862 
1863 TRACE_EVENT(svcrdma_sq_post_err,
1864 	TP_PROTO(
1865 		const struct svcxprt_rdma *rdma,
1866 		int status
1867 	),
1868 
1869 	TP_ARGS(rdma, status),
1870 
1871 	TP_STRUCT__entry(
1872 		__field(int, avail)
1873 		__field(int, depth)
1874 		__field(int, status)
1875 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1876 	),
1877 
1878 	TP_fast_assign(
1879 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1880 		__entry->depth = rdma->sc_sq_depth;
1881 		__entry->status = status;
1882 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1883 	),
1884 
1885 	TP_printk("addr=%s sc_sq_avail=%d/%d status=%d",
1886 		__get_str(addr), __entry->avail, __entry->depth,
1887 		__entry->status
1888 	)
1889 );
1890 
1891 #endif /* _TRACE_RPCRDMA_H */
1892 
1893 #include <trace/define_trace.h>
1894