xref: /openbmc/linux/include/trace/events/rpcrdma.h (revision 5ecef9c84366955f61e379140c1065d576c66ada)
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/sunrpc/rpc_rdma_cid.h>
15 #include <linux/tracepoint.h>
16 #include <rdma/ib_cm.h>
17 #include <trace/events/rdma.h>
18 
19 /**
20  ** Event classes
21  **/
22 
23 DECLARE_EVENT_CLASS(rpcrdma_completion_class,
24 	TP_PROTO(
25 		const struct ib_wc *wc,
26 		const struct rpc_rdma_cid *cid
27 	),
28 
29 	TP_ARGS(wc, cid),
30 
31 	TP_STRUCT__entry(
32 		__field(u32, cq_id)
33 		__field(int, completion_id)
34 		__field(unsigned long, status)
35 		__field(unsigned int, vendor_err)
36 	),
37 
38 	TP_fast_assign(
39 		__entry->cq_id = cid->ci_queue_id;
40 		__entry->completion_id = cid->ci_completion_id;
41 		__entry->status = wc->status;
42 		if (wc->status)
43 			__entry->vendor_err = wc->vendor_err;
44 		else
45 			__entry->vendor_err = 0;
46 	),
47 
48 	TP_printk("cq.id=%u cid=%d status=%s (%lu/0x%x)",
49 		__entry->cq_id, __entry->completion_id,
50 		rdma_show_wc_status(__entry->status),
51 		__entry->status, __entry->vendor_err
52 	)
53 );
54 
55 #define DEFINE_COMPLETION_EVENT(name)					\
56 		DEFINE_EVENT(rpcrdma_completion_class, name,		\
57 				TP_PROTO(				\
58 					const struct ib_wc *wc,		\
59 					const struct rpc_rdma_cid *cid	\
60 				),					\
61 				TP_ARGS(wc, cid))
62 
63 DECLARE_EVENT_CLASS(xprtrdma_reply_event,
64 	TP_PROTO(
65 		const struct rpcrdma_rep *rep
66 	),
67 
68 	TP_ARGS(rep),
69 
70 	TP_STRUCT__entry(
71 		__field(const void *, rep)
72 		__field(const void *, r_xprt)
73 		__field(u32, xid)
74 		__field(u32, version)
75 		__field(u32, proc)
76 	),
77 
78 	TP_fast_assign(
79 		__entry->rep = rep;
80 		__entry->r_xprt = rep->rr_rxprt;
81 		__entry->xid = be32_to_cpu(rep->rr_xid);
82 		__entry->version = be32_to_cpu(rep->rr_vers);
83 		__entry->proc = be32_to_cpu(rep->rr_proc);
84 	),
85 
86 	TP_printk("rxprt %p xid=0x%08x rep=%p: version %u proc %u",
87 		__entry->r_xprt, __entry->xid, __entry->rep,
88 		__entry->version, __entry->proc
89 	)
90 );
91 
92 #define DEFINE_REPLY_EVENT(name)					\
93 		DEFINE_EVENT(xprtrdma_reply_event, name,		\
94 				TP_PROTO(				\
95 					const struct rpcrdma_rep *rep	\
96 				),					\
97 				TP_ARGS(rep))
98 
99 DECLARE_EVENT_CLASS(xprtrdma_rxprt,
100 	TP_PROTO(
101 		const struct rpcrdma_xprt *r_xprt
102 	),
103 
104 	TP_ARGS(r_xprt),
105 
106 	TP_STRUCT__entry(
107 		__field(const void *, r_xprt)
108 		__string(addr, rpcrdma_addrstr(r_xprt))
109 		__string(port, rpcrdma_portstr(r_xprt))
110 	),
111 
112 	TP_fast_assign(
113 		__entry->r_xprt = r_xprt;
114 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
115 		__assign_str(port, rpcrdma_portstr(r_xprt));
116 	),
117 
118 	TP_printk("peer=[%s]:%s r_xprt=%p",
119 		__get_str(addr), __get_str(port), __entry->r_xprt
120 	)
121 );
122 
123 #define DEFINE_RXPRT_EVENT(name)					\
124 		DEFINE_EVENT(xprtrdma_rxprt, name,			\
125 				TP_PROTO(				\
126 					const struct rpcrdma_xprt *r_xprt \
127 				),					\
128 				TP_ARGS(r_xprt))
129 
130 DECLARE_EVENT_CLASS(xprtrdma_connect_class,
131 	TP_PROTO(
132 		const struct rpcrdma_xprt *r_xprt,
133 		int rc
134 	),
135 
136 	TP_ARGS(r_xprt, rc),
137 
138 	TP_STRUCT__entry(
139 		__field(const void *, r_xprt)
140 		__field(int, rc)
141 		__field(int, connect_status)
142 		__string(addr, rpcrdma_addrstr(r_xprt))
143 		__string(port, rpcrdma_portstr(r_xprt))
144 	),
145 
146 	TP_fast_assign(
147 		__entry->r_xprt = r_xprt;
148 		__entry->rc = rc;
149 		__entry->connect_status = r_xprt->rx_ep->re_connect_status;
150 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
151 		__assign_str(port, rpcrdma_portstr(r_xprt));
152 	),
153 
154 	TP_printk("peer=[%s]:%s r_xprt=%p: rc=%d connection status=%d",
155 		__get_str(addr), __get_str(port), __entry->r_xprt,
156 		__entry->rc, __entry->connect_status
157 	)
158 );
159 
160 #define DEFINE_CONN_EVENT(name)						\
161 		DEFINE_EVENT(xprtrdma_connect_class, xprtrdma_##name,	\
162 				TP_PROTO(				\
163 					const struct rpcrdma_xprt *r_xprt, \
164 					int rc				\
165 				),					\
166 				TP_ARGS(r_xprt, rc))
167 
168 DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
169 	TP_PROTO(
170 		const struct rpc_task *task,
171 		unsigned int pos,
172 		struct rpcrdma_mr *mr,
173 		int nsegs
174 	),
175 
176 	TP_ARGS(task, pos, mr, nsegs),
177 
178 	TP_STRUCT__entry(
179 		__field(unsigned int, task_id)
180 		__field(unsigned int, client_id)
181 		__field(unsigned int, pos)
182 		__field(int, nents)
183 		__field(u32, handle)
184 		__field(u32, length)
185 		__field(u64, offset)
186 		__field(int, nsegs)
187 	),
188 
189 	TP_fast_assign(
190 		__entry->task_id = task->tk_pid;
191 		__entry->client_id = task->tk_client->cl_clid;
192 		__entry->pos = pos;
193 		__entry->nents = mr->mr_nents;
194 		__entry->handle = mr->mr_handle;
195 		__entry->length = mr->mr_length;
196 		__entry->offset = mr->mr_offset;
197 		__entry->nsegs = nsegs;
198 	),
199 
200 	TP_printk("task:%u@%u pos=%u %u@0x%016llx:0x%08x (%s)",
201 		__entry->task_id, __entry->client_id,
202 		__entry->pos, __entry->length,
203 		(unsigned long long)__entry->offset, __entry->handle,
204 		__entry->nents < __entry->nsegs ? "more" : "last"
205 	)
206 );
207 
208 #define DEFINE_RDCH_EVENT(name)						\
209 		DEFINE_EVENT(xprtrdma_rdch_event, xprtrdma_chunk_##name,\
210 				TP_PROTO(				\
211 					const struct rpc_task *task,	\
212 					unsigned int pos,		\
213 					struct rpcrdma_mr *mr,		\
214 					int nsegs			\
215 				),					\
216 				TP_ARGS(task, pos, mr, nsegs))
217 
218 DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
219 	TP_PROTO(
220 		const struct rpc_task *task,
221 		struct rpcrdma_mr *mr,
222 		int nsegs
223 	),
224 
225 	TP_ARGS(task, mr, nsegs),
226 
227 	TP_STRUCT__entry(
228 		__field(unsigned int, task_id)
229 		__field(unsigned int, client_id)
230 		__field(int, nents)
231 		__field(u32, handle)
232 		__field(u32, length)
233 		__field(u64, offset)
234 		__field(int, nsegs)
235 	),
236 
237 	TP_fast_assign(
238 		__entry->task_id = task->tk_pid;
239 		__entry->client_id = task->tk_client->cl_clid;
240 		__entry->nents = mr->mr_nents;
241 		__entry->handle = mr->mr_handle;
242 		__entry->length = mr->mr_length;
243 		__entry->offset = mr->mr_offset;
244 		__entry->nsegs = nsegs;
245 	),
246 
247 	TP_printk("task:%u@%u %u@0x%016llx:0x%08x (%s)",
248 		__entry->task_id, __entry->client_id,
249 		__entry->length, (unsigned long long)__entry->offset,
250 		__entry->handle,
251 		__entry->nents < __entry->nsegs ? "more" : "last"
252 	)
253 );
254 
255 #define DEFINE_WRCH_EVENT(name)						\
256 		DEFINE_EVENT(xprtrdma_wrch_event, xprtrdma_chunk_##name,\
257 				TP_PROTO(				\
258 					const struct rpc_task *task,	\
259 					struct rpcrdma_mr *mr,		\
260 					int nsegs			\
261 				),					\
262 				TP_ARGS(task, mr, nsegs))
263 
264 TRACE_DEFINE_ENUM(DMA_BIDIRECTIONAL);
265 TRACE_DEFINE_ENUM(DMA_TO_DEVICE);
266 TRACE_DEFINE_ENUM(DMA_FROM_DEVICE);
267 TRACE_DEFINE_ENUM(DMA_NONE);
268 
269 #define xprtrdma_show_direction(x)					\
270 		__print_symbolic(x,					\
271 				{ DMA_BIDIRECTIONAL, "BIDIR" },		\
272 				{ DMA_TO_DEVICE, "TO_DEVICE" },		\
273 				{ DMA_FROM_DEVICE, "FROM_DEVICE" },	\
274 				{ DMA_NONE, "NONE" })
275 
276 DECLARE_EVENT_CLASS(xprtrdma_mr,
277 	TP_PROTO(
278 		const struct rpcrdma_mr *mr
279 	),
280 
281 	TP_ARGS(mr),
282 
283 	TP_STRUCT__entry(
284 		__field(u32, mr_id)
285 		__field(int, nents)
286 		__field(u32, handle)
287 		__field(u32, length)
288 		__field(u64, offset)
289 		__field(u32, dir)
290 	),
291 
292 	TP_fast_assign(
293 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
294 		__entry->nents  = mr->mr_nents;
295 		__entry->handle = mr->mr_handle;
296 		__entry->length = mr->mr_length;
297 		__entry->offset = mr->mr_offset;
298 		__entry->dir    = mr->mr_dir;
299 	),
300 
301 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s)",
302 		__entry->mr_id, __entry->nents, __entry->length,
303 		(unsigned long long)__entry->offset, __entry->handle,
304 		xprtrdma_show_direction(__entry->dir)
305 	)
306 );
307 
308 #define DEFINE_MR_EVENT(name) \
309 		DEFINE_EVENT(xprtrdma_mr, xprtrdma_mr_##name, \
310 				TP_PROTO( \
311 					const struct rpcrdma_mr *mr \
312 				), \
313 				TP_ARGS(mr))
314 
315 DECLARE_EVENT_CLASS(xprtrdma_cb_event,
316 	TP_PROTO(
317 		const struct rpc_rqst *rqst
318 	),
319 
320 	TP_ARGS(rqst),
321 
322 	TP_STRUCT__entry(
323 		__field(const void *, rqst)
324 		__field(const void *, rep)
325 		__field(const void *, req)
326 		__field(u32, xid)
327 	),
328 
329 	TP_fast_assign(
330 		__entry->rqst = rqst;
331 		__entry->req = rpcr_to_rdmar(rqst);
332 		__entry->rep = rpcr_to_rdmar(rqst)->rl_reply;
333 		__entry->xid = be32_to_cpu(rqst->rq_xid);
334 	),
335 
336 	TP_printk("xid=0x%08x, rqst=%p req=%p rep=%p",
337 		__entry->xid, __entry->rqst, __entry->req, __entry->rep
338 	)
339 );
340 
341 #define DEFINE_CB_EVENT(name)						\
342 		DEFINE_EVENT(xprtrdma_cb_event, name,			\
343 				TP_PROTO(				\
344 					const struct rpc_rqst *rqst	\
345 				),					\
346 				TP_ARGS(rqst))
347 
348 /**
349  ** Connection events
350  **/
351 
352 TRACE_EVENT(xprtrdma_inline_thresh,
353 	TP_PROTO(
354 		const struct rpcrdma_ep *ep
355 	),
356 
357 	TP_ARGS(ep),
358 
359 	TP_STRUCT__entry(
360 		__field(unsigned int, inline_send)
361 		__field(unsigned int, inline_recv)
362 		__field(unsigned int, max_send)
363 		__field(unsigned int, max_recv)
364 		__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
365 		__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
366 	),
367 
368 	TP_fast_assign(
369 		const struct rdma_cm_id *id = ep->re_id;
370 
371 		__entry->inline_send = ep->re_inline_send;
372 		__entry->inline_recv = ep->re_inline_recv;
373 		__entry->max_send = ep->re_max_inline_send;
374 		__entry->max_recv = ep->re_max_inline_recv;
375 		memcpy(__entry->srcaddr, &id->route.addr.src_addr,
376 		       sizeof(struct sockaddr_in6));
377 		memcpy(__entry->dstaddr, &id->route.addr.dst_addr,
378 		       sizeof(struct sockaddr_in6));
379 	),
380 
381 	TP_printk("%pISpc -> %pISpc neg send/recv=%u/%u, calc send/recv=%u/%u",
382 		__entry->srcaddr, __entry->dstaddr,
383 		__entry->inline_send, __entry->inline_recv,
384 		__entry->max_send, __entry->max_recv
385 	)
386 );
387 
388 DEFINE_CONN_EVENT(connect);
389 DEFINE_CONN_EVENT(disconnect);
390 
391 DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc);
392 
393 TRACE_EVENT(xprtrdma_op_connect,
394 	TP_PROTO(
395 		const struct rpcrdma_xprt *r_xprt,
396 		unsigned long delay
397 	),
398 
399 	TP_ARGS(r_xprt, delay),
400 
401 	TP_STRUCT__entry(
402 		__field(const void *, r_xprt)
403 		__field(unsigned long, delay)
404 		__string(addr, rpcrdma_addrstr(r_xprt))
405 		__string(port, rpcrdma_portstr(r_xprt))
406 	),
407 
408 	TP_fast_assign(
409 		__entry->r_xprt = r_xprt;
410 		__entry->delay = delay;
411 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
412 		__assign_str(port, rpcrdma_portstr(r_xprt));
413 	),
414 
415 	TP_printk("peer=[%s]:%s r_xprt=%p delay=%lu",
416 		__get_str(addr), __get_str(port), __entry->r_xprt,
417 		__entry->delay
418 	)
419 );
420 
421 
422 TRACE_EVENT(xprtrdma_op_set_cto,
423 	TP_PROTO(
424 		const struct rpcrdma_xprt *r_xprt,
425 		unsigned long connect,
426 		unsigned long reconnect
427 	),
428 
429 	TP_ARGS(r_xprt, connect, reconnect),
430 
431 	TP_STRUCT__entry(
432 		__field(const void *, r_xprt)
433 		__field(unsigned long, connect)
434 		__field(unsigned long, reconnect)
435 		__string(addr, rpcrdma_addrstr(r_xprt))
436 		__string(port, rpcrdma_portstr(r_xprt))
437 	),
438 
439 	TP_fast_assign(
440 		__entry->r_xprt = r_xprt;
441 		__entry->connect = connect;
442 		__entry->reconnect = reconnect;
443 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
444 		__assign_str(port, rpcrdma_portstr(r_xprt));
445 	),
446 
447 	TP_printk("peer=[%s]:%s r_xprt=%p: connect=%lu reconnect=%lu",
448 		__get_str(addr), __get_str(port), __entry->r_xprt,
449 		__entry->connect / HZ, __entry->reconnect / HZ
450 	)
451 );
452 
453 TRACE_EVENT(xprtrdma_qp_event,
454 	TP_PROTO(
455 		const struct rpcrdma_ep *ep,
456 		const struct ib_event *event
457 	),
458 
459 	TP_ARGS(ep, event),
460 
461 	TP_STRUCT__entry(
462 		__field(unsigned long, event)
463 		__string(name, event->device->name)
464 		__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
465 		__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
466 	),
467 
468 	TP_fast_assign(
469 		const struct rdma_cm_id *id = ep->re_id;
470 
471 		__entry->event = event->event;
472 		__assign_str(name, event->device->name);
473 		memcpy(__entry->srcaddr, &id->route.addr.src_addr,
474 		       sizeof(struct sockaddr_in6));
475 		memcpy(__entry->dstaddr, &id->route.addr.dst_addr,
476 		       sizeof(struct sockaddr_in6));
477 	),
478 
479 	TP_printk("%pISpc -> %pISpc device=%s %s (%lu)",
480 		__entry->srcaddr, __entry->dstaddr, __get_str(name),
481 		rdma_show_ib_event(__entry->event), __entry->event
482 	)
483 );
484 
485 /**
486  ** Call events
487  **/
488 
489 TRACE_EVENT(xprtrdma_createmrs,
490 	TP_PROTO(
491 		const struct rpcrdma_xprt *r_xprt,
492 		unsigned int count
493 	),
494 
495 	TP_ARGS(r_xprt, count),
496 
497 	TP_STRUCT__entry(
498 		__field(const void *, r_xprt)
499 		__string(addr, rpcrdma_addrstr(r_xprt))
500 		__string(port, rpcrdma_portstr(r_xprt))
501 		__field(unsigned int, count)
502 	),
503 
504 	TP_fast_assign(
505 		__entry->r_xprt = r_xprt;
506 		__entry->count = count;
507 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
508 		__assign_str(port, rpcrdma_portstr(r_xprt));
509 	),
510 
511 	TP_printk("peer=[%s]:%s r_xprt=%p: created %u MRs",
512 		__get_str(addr), __get_str(port), __entry->r_xprt,
513 		__entry->count
514 	)
515 );
516 
517 TRACE_EVENT(xprtrdma_mr_get,
518 	TP_PROTO(
519 		const struct rpcrdma_req *req
520 	),
521 
522 	TP_ARGS(req),
523 
524 	TP_STRUCT__entry(
525 		__field(const void *, req)
526 		__field(unsigned int, task_id)
527 		__field(unsigned int, client_id)
528 		__field(u32, xid)
529 	),
530 
531 	TP_fast_assign(
532 		const struct rpc_rqst *rqst = &req->rl_slot;
533 
534 		__entry->req = req;
535 		__entry->task_id = rqst->rq_task->tk_pid;
536 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
537 		__entry->xid = be32_to_cpu(rqst->rq_xid);
538 	),
539 
540 	TP_printk("task:%u@%u xid=0x%08x req=%p",
541 		__entry->task_id, __entry->client_id, __entry->xid,
542 		__entry->req
543 	)
544 );
545 
546 TRACE_EVENT(xprtrdma_nomrs,
547 	TP_PROTO(
548 		const struct rpcrdma_req *req
549 	),
550 
551 	TP_ARGS(req),
552 
553 	TP_STRUCT__entry(
554 		__field(const void *, req)
555 		__field(unsigned int, task_id)
556 		__field(unsigned int, client_id)
557 		__field(u32, xid)
558 	),
559 
560 	TP_fast_assign(
561 		const struct rpc_rqst *rqst = &req->rl_slot;
562 
563 		__entry->req = req;
564 		__entry->task_id = rqst->rq_task->tk_pid;
565 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
566 		__entry->xid = be32_to_cpu(rqst->rq_xid);
567 	),
568 
569 	TP_printk("task:%u@%u xid=0x%08x req=%p",
570 		__entry->task_id, __entry->client_id, __entry->xid,
571 		__entry->req
572 	)
573 );
574 
575 DEFINE_RDCH_EVENT(read);
576 DEFINE_WRCH_EVENT(write);
577 DEFINE_WRCH_EVENT(reply);
578 
579 TRACE_DEFINE_ENUM(rpcrdma_noch);
580 TRACE_DEFINE_ENUM(rpcrdma_noch_pullup);
581 TRACE_DEFINE_ENUM(rpcrdma_noch_mapped);
582 TRACE_DEFINE_ENUM(rpcrdma_readch);
583 TRACE_DEFINE_ENUM(rpcrdma_areadch);
584 TRACE_DEFINE_ENUM(rpcrdma_writech);
585 TRACE_DEFINE_ENUM(rpcrdma_replych);
586 
587 #define xprtrdma_show_chunktype(x)					\
588 		__print_symbolic(x,					\
589 				{ rpcrdma_noch, "inline" },		\
590 				{ rpcrdma_noch_pullup, "pullup" },	\
591 				{ rpcrdma_noch_mapped, "mapped" },	\
592 				{ rpcrdma_readch, "read list" },	\
593 				{ rpcrdma_areadch, "*read list" },	\
594 				{ rpcrdma_writech, "write list" },	\
595 				{ rpcrdma_replych, "reply chunk" })
596 
597 TRACE_EVENT(xprtrdma_marshal,
598 	TP_PROTO(
599 		const struct rpcrdma_req *req,
600 		unsigned int rtype,
601 		unsigned int wtype
602 	),
603 
604 	TP_ARGS(req, rtype, wtype),
605 
606 	TP_STRUCT__entry(
607 		__field(unsigned int, task_id)
608 		__field(unsigned int, client_id)
609 		__field(u32, xid)
610 		__field(unsigned int, hdrlen)
611 		__field(unsigned int, headlen)
612 		__field(unsigned int, pagelen)
613 		__field(unsigned int, taillen)
614 		__field(unsigned int, rtype)
615 		__field(unsigned int, wtype)
616 	),
617 
618 	TP_fast_assign(
619 		const struct rpc_rqst *rqst = &req->rl_slot;
620 
621 		__entry->task_id = rqst->rq_task->tk_pid;
622 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
623 		__entry->xid = be32_to_cpu(rqst->rq_xid);
624 		__entry->hdrlen = req->rl_hdrbuf.len;
625 		__entry->headlen = rqst->rq_snd_buf.head[0].iov_len;
626 		__entry->pagelen = rqst->rq_snd_buf.page_len;
627 		__entry->taillen = rqst->rq_snd_buf.tail[0].iov_len;
628 		__entry->rtype = rtype;
629 		__entry->wtype = wtype;
630 	),
631 
632 	TP_printk("task:%u@%u xid=0x%08x: hdr=%u xdr=%u/%u/%u %s/%s",
633 		__entry->task_id, __entry->client_id, __entry->xid,
634 		__entry->hdrlen,
635 		__entry->headlen, __entry->pagelen, __entry->taillen,
636 		xprtrdma_show_chunktype(__entry->rtype),
637 		xprtrdma_show_chunktype(__entry->wtype)
638 	)
639 );
640 
641 TRACE_EVENT(xprtrdma_marshal_failed,
642 	TP_PROTO(const struct rpc_rqst *rqst,
643 		 int ret
644 	),
645 
646 	TP_ARGS(rqst, ret),
647 
648 	TP_STRUCT__entry(
649 		__field(unsigned int, task_id)
650 		__field(unsigned int, client_id)
651 		__field(u32, xid)
652 		__field(int, ret)
653 	),
654 
655 	TP_fast_assign(
656 		__entry->task_id = rqst->rq_task->tk_pid;
657 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
658 		__entry->xid = be32_to_cpu(rqst->rq_xid);
659 		__entry->ret = ret;
660 	),
661 
662 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
663 		__entry->task_id, __entry->client_id, __entry->xid,
664 		__entry->ret
665 	)
666 );
667 
668 TRACE_EVENT(xprtrdma_prepsend_failed,
669 	TP_PROTO(const struct rpc_rqst *rqst,
670 		 int ret
671 	),
672 
673 	TP_ARGS(rqst, ret),
674 
675 	TP_STRUCT__entry(
676 		__field(unsigned int, task_id)
677 		__field(unsigned int, client_id)
678 		__field(u32, xid)
679 		__field(int, ret)
680 	),
681 
682 	TP_fast_assign(
683 		__entry->task_id = rqst->rq_task->tk_pid;
684 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
685 		__entry->xid = be32_to_cpu(rqst->rq_xid);
686 		__entry->ret = ret;
687 	),
688 
689 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
690 		__entry->task_id, __entry->client_id, __entry->xid,
691 		__entry->ret
692 	)
693 );
694 
695 TRACE_EVENT(xprtrdma_post_send,
696 	TP_PROTO(
697 		const struct rpcrdma_req *req
698 	),
699 
700 	TP_ARGS(req),
701 
702 	TP_STRUCT__entry(
703 		__field(u32, cq_id)
704 		__field(int, completion_id)
705 		__field(unsigned int, task_id)
706 		__field(unsigned int, client_id)
707 		__field(int, num_sge)
708 		__field(int, signaled)
709 	),
710 
711 	TP_fast_assign(
712 		const struct rpc_rqst *rqst = &req->rl_slot;
713 		const struct rpcrdma_sendctx *sc = req->rl_sendctx;
714 
715 		__entry->cq_id = sc->sc_cid.ci_queue_id;
716 		__entry->completion_id = sc->sc_cid.ci_completion_id;
717 		__entry->task_id = rqst->rq_task->tk_pid;
718 		__entry->client_id = rqst->rq_task->tk_client ?
719 				     rqst->rq_task->tk_client->cl_clid : -1;
720 		__entry->num_sge = req->rl_wr.num_sge;
721 		__entry->signaled = req->rl_wr.send_flags & IB_SEND_SIGNALED;
722 	),
723 
724 	TP_printk("task:%u@%u cq.id=%u cid=%d (%d SGE%s) %s",
725 		__entry->task_id, __entry->client_id,
726 		__entry->cq_id, __entry->completion_id,
727 		__entry->num_sge, (__entry->num_sge == 1 ? "" : "s"),
728 		(__entry->signaled ? "signaled" : "")
729 	)
730 );
731 
732 TRACE_EVENT(xprtrdma_post_recv,
733 	TP_PROTO(
734 		const struct rpcrdma_rep *rep
735 	),
736 
737 	TP_ARGS(rep),
738 
739 	TP_STRUCT__entry(
740 		__field(u32, cq_id)
741 		__field(int, completion_id)
742 	),
743 
744 	TP_fast_assign(
745 		__entry->cq_id = rep->rr_cid.ci_queue_id;
746 		__entry->completion_id = rep->rr_cid.ci_completion_id;
747 	),
748 
749 	TP_printk("cq.id=%d cid=%d",
750 		__entry->cq_id, __entry->completion_id
751 	)
752 );
753 
754 TRACE_EVENT(xprtrdma_post_recvs,
755 	TP_PROTO(
756 		const struct rpcrdma_xprt *r_xprt,
757 		unsigned int count,
758 		int status
759 	),
760 
761 	TP_ARGS(r_xprt, count, status),
762 
763 	TP_STRUCT__entry(
764 		__field(const void *, r_xprt)
765 		__field(unsigned int, count)
766 		__field(int, status)
767 		__field(int, posted)
768 		__string(addr, rpcrdma_addrstr(r_xprt))
769 		__string(port, rpcrdma_portstr(r_xprt))
770 	),
771 
772 	TP_fast_assign(
773 		__entry->r_xprt = r_xprt;
774 		__entry->count = count;
775 		__entry->status = status;
776 		__entry->posted = r_xprt->rx_ep->re_receive_count;
777 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
778 		__assign_str(port, rpcrdma_portstr(r_xprt));
779 	),
780 
781 	TP_printk("peer=[%s]:%s r_xprt=%p: %u new recvs, %d active (rc %d)",
782 		__get_str(addr), __get_str(port), __entry->r_xprt,
783 		__entry->count, __entry->posted, __entry->status
784 	)
785 );
786 
787 TRACE_EVENT(xprtrdma_post_linv,
788 	TP_PROTO(
789 		const struct rpcrdma_req *req,
790 		int status
791 	),
792 
793 	TP_ARGS(req, status),
794 
795 	TP_STRUCT__entry(
796 		__field(const void *, req)
797 		__field(int, status)
798 		__field(u32, xid)
799 	),
800 
801 	TP_fast_assign(
802 		__entry->req = req;
803 		__entry->status = status;
804 		__entry->xid = be32_to_cpu(req->rl_slot.rq_xid);
805 	),
806 
807 	TP_printk("req=%p xid=0x%08x status=%d",
808 		__entry->req, __entry->xid, __entry->status
809 	)
810 );
811 
812 /**
813  ** Completion events
814  **/
815 
816 DEFINE_COMPLETION_EVENT(xprtrdma_wc_receive);
817 DEFINE_COMPLETION_EVENT(xprtrdma_wc_send);
818 DEFINE_COMPLETION_EVENT(xprtrdma_wc_fastreg);
819 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li);
820 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li_wake);
821 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li_done);
822 
823 TRACE_EVENT(xprtrdma_frwr_alloc,
824 	TP_PROTO(
825 		const struct rpcrdma_mr *mr,
826 		int rc
827 	),
828 
829 	TP_ARGS(mr, rc),
830 
831 	TP_STRUCT__entry(
832 		__field(u32, mr_id)
833 		__field(int, rc)
834 	),
835 
836 	TP_fast_assign(
837 		__entry->mr_id = mr->frwr.fr_mr->res.id;
838 		__entry->rc = rc;
839 	),
840 
841 	TP_printk("mr.id=%u: rc=%d",
842 		__entry->mr_id, __entry->rc
843 	)
844 );
845 
846 TRACE_EVENT(xprtrdma_frwr_dereg,
847 	TP_PROTO(
848 		const struct rpcrdma_mr *mr,
849 		int rc
850 	),
851 
852 	TP_ARGS(mr, rc),
853 
854 	TP_STRUCT__entry(
855 		__field(u32, mr_id)
856 		__field(int, nents)
857 		__field(u32, handle)
858 		__field(u32, length)
859 		__field(u64, offset)
860 		__field(u32, dir)
861 		__field(int, rc)
862 	),
863 
864 	TP_fast_assign(
865 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
866 		__entry->nents  = mr->mr_nents;
867 		__entry->handle = mr->mr_handle;
868 		__entry->length = mr->mr_length;
869 		__entry->offset = mr->mr_offset;
870 		__entry->dir    = mr->mr_dir;
871 		__entry->rc	= rc;
872 	),
873 
874 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s): rc=%d",
875 		__entry->mr_id, __entry->nents, __entry->length,
876 		(unsigned long long)__entry->offset, __entry->handle,
877 		xprtrdma_show_direction(__entry->dir),
878 		__entry->rc
879 	)
880 );
881 
882 TRACE_EVENT(xprtrdma_frwr_sgerr,
883 	TP_PROTO(
884 		const struct rpcrdma_mr *mr,
885 		int sg_nents
886 	),
887 
888 	TP_ARGS(mr, sg_nents),
889 
890 	TP_STRUCT__entry(
891 		__field(u32, mr_id)
892 		__field(u64, addr)
893 		__field(u32, dir)
894 		__field(int, nents)
895 	),
896 
897 	TP_fast_assign(
898 		__entry->mr_id = mr->frwr.fr_mr->res.id;
899 		__entry->addr = mr->mr_sg->dma_address;
900 		__entry->dir = mr->mr_dir;
901 		__entry->nents = sg_nents;
902 	),
903 
904 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) sg_nents=%d",
905 		__entry->mr_id, __entry->addr,
906 		xprtrdma_show_direction(__entry->dir),
907 		__entry->nents
908 	)
909 );
910 
911 TRACE_EVENT(xprtrdma_frwr_maperr,
912 	TP_PROTO(
913 		const struct rpcrdma_mr *mr,
914 		int num_mapped
915 	),
916 
917 	TP_ARGS(mr, num_mapped),
918 
919 	TP_STRUCT__entry(
920 		__field(u32, mr_id)
921 		__field(u64, addr)
922 		__field(u32, dir)
923 		__field(int, num_mapped)
924 		__field(int, nents)
925 	),
926 
927 	TP_fast_assign(
928 		__entry->mr_id = mr->frwr.fr_mr->res.id;
929 		__entry->addr = mr->mr_sg->dma_address;
930 		__entry->dir = mr->mr_dir;
931 		__entry->num_mapped = num_mapped;
932 		__entry->nents = mr->mr_nents;
933 	),
934 
935 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) nents=%d of %d",
936 		__entry->mr_id, __entry->addr,
937 		xprtrdma_show_direction(__entry->dir),
938 		__entry->num_mapped, __entry->nents
939 	)
940 );
941 
942 DEFINE_MR_EVENT(localinv);
943 DEFINE_MR_EVENT(map);
944 DEFINE_MR_EVENT(unmap);
945 DEFINE_MR_EVENT(reminv);
946 DEFINE_MR_EVENT(recycle);
947 
948 TRACE_EVENT(xprtrdma_dma_maperr,
949 	TP_PROTO(
950 		u64 addr
951 	),
952 
953 	TP_ARGS(addr),
954 
955 	TP_STRUCT__entry(
956 		__field(u64, addr)
957 	),
958 
959 	TP_fast_assign(
960 		__entry->addr = addr;
961 	),
962 
963 	TP_printk("dma addr=0x%llx\n", __entry->addr)
964 );
965 
966 /**
967  ** Reply events
968  **/
969 
970 TRACE_EVENT(xprtrdma_reply,
971 	TP_PROTO(
972 		const struct rpc_task *task,
973 		const struct rpcrdma_rep *rep,
974 		const struct rpcrdma_req *req,
975 		unsigned int credits
976 	),
977 
978 	TP_ARGS(task, rep, req, credits),
979 
980 	TP_STRUCT__entry(
981 		__field(unsigned int, task_id)
982 		__field(unsigned int, client_id)
983 		__field(const void *, rep)
984 		__field(const void *, req)
985 		__field(u32, xid)
986 		__field(unsigned int, credits)
987 	),
988 
989 	TP_fast_assign(
990 		__entry->task_id = task->tk_pid;
991 		__entry->client_id = task->tk_client->cl_clid;
992 		__entry->rep = rep;
993 		__entry->req = req;
994 		__entry->xid = be32_to_cpu(rep->rr_xid);
995 		__entry->credits = credits;
996 	),
997 
998 	TP_printk("task:%u@%u xid=0x%08x, %u credits, rep=%p -> req=%p",
999 		__entry->task_id, __entry->client_id, __entry->xid,
1000 		__entry->credits, __entry->rep, __entry->req
1001 	)
1002 );
1003 
1004 TRACE_EVENT(xprtrdma_defer_cmp,
1005 	TP_PROTO(
1006 		const struct rpcrdma_rep *rep
1007 	),
1008 
1009 	TP_ARGS(rep),
1010 
1011 	TP_STRUCT__entry(
1012 		__field(unsigned int, task_id)
1013 		__field(unsigned int, client_id)
1014 		__field(const void *, rep)
1015 		__field(u32, xid)
1016 	),
1017 
1018 	TP_fast_assign(
1019 		__entry->task_id = rep->rr_rqst->rq_task->tk_pid;
1020 		__entry->client_id = rep->rr_rqst->rq_task->tk_client->cl_clid;
1021 		__entry->rep = rep;
1022 		__entry->xid = be32_to_cpu(rep->rr_xid);
1023 	),
1024 
1025 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1026 		__entry->task_id, __entry->client_id, __entry->xid,
1027 		__entry->rep
1028 	)
1029 );
1030 
1031 DEFINE_REPLY_EVENT(xprtrdma_reply_vers);
1032 DEFINE_REPLY_EVENT(xprtrdma_reply_rqst);
1033 DEFINE_REPLY_EVENT(xprtrdma_reply_short);
1034 DEFINE_REPLY_EVENT(xprtrdma_reply_hdr);
1035 
1036 TRACE_EVENT(xprtrdma_err_vers,
1037 	TP_PROTO(
1038 		const struct rpc_rqst *rqst,
1039 		__be32 *min,
1040 		__be32 *max
1041 	),
1042 
1043 	TP_ARGS(rqst, min, max),
1044 
1045 	TP_STRUCT__entry(
1046 		__field(unsigned int, task_id)
1047 		__field(unsigned int, client_id)
1048 		__field(u32, xid)
1049 		__field(u32, min)
1050 		__field(u32, max)
1051 	),
1052 
1053 	TP_fast_assign(
1054 		__entry->task_id = rqst->rq_task->tk_pid;
1055 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1056 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1057 		__entry->min = be32_to_cpup(min);
1058 		__entry->max = be32_to_cpup(max);
1059 	),
1060 
1061 	TP_printk("task:%u@%u xid=0x%08x versions=[%u, %u]",
1062 		__entry->task_id, __entry->client_id, __entry->xid,
1063 		__entry->min, __entry->max
1064 	)
1065 );
1066 
1067 TRACE_EVENT(xprtrdma_err_chunk,
1068 	TP_PROTO(
1069 		const struct rpc_rqst *rqst
1070 	),
1071 
1072 	TP_ARGS(rqst),
1073 
1074 	TP_STRUCT__entry(
1075 		__field(unsigned int, task_id)
1076 		__field(unsigned int, client_id)
1077 		__field(u32, xid)
1078 	),
1079 
1080 	TP_fast_assign(
1081 		__entry->task_id = rqst->rq_task->tk_pid;
1082 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1083 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1084 	),
1085 
1086 	TP_printk("task:%u@%u xid=0x%08x",
1087 		__entry->task_id, __entry->client_id, __entry->xid
1088 	)
1089 );
1090 
1091 TRACE_EVENT(xprtrdma_err_unrecognized,
1092 	TP_PROTO(
1093 		const struct rpc_rqst *rqst,
1094 		__be32 *procedure
1095 	),
1096 
1097 	TP_ARGS(rqst, procedure),
1098 
1099 	TP_STRUCT__entry(
1100 		__field(unsigned int, task_id)
1101 		__field(unsigned int, client_id)
1102 		__field(u32, xid)
1103 		__field(u32, procedure)
1104 	),
1105 
1106 	TP_fast_assign(
1107 		__entry->task_id = rqst->rq_task->tk_pid;
1108 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1109 		__entry->procedure = be32_to_cpup(procedure);
1110 	),
1111 
1112 	TP_printk("task:%u@%u xid=0x%08x procedure=%u",
1113 		__entry->task_id, __entry->client_id, __entry->xid,
1114 		__entry->procedure
1115 	)
1116 );
1117 
1118 TRACE_EVENT(xprtrdma_fixup,
1119 	TP_PROTO(
1120 		const struct rpc_rqst *rqst,
1121 		unsigned long fixup
1122 	),
1123 
1124 	TP_ARGS(rqst, fixup),
1125 
1126 	TP_STRUCT__entry(
1127 		__field(unsigned int, task_id)
1128 		__field(unsigned int, client_id)
1129 		__field(unsigned long, fixup)
1130 		__field(size_t, headlen)
1131 		__field(unsigned int, pagelen)
1132 		__field(size_t, taillen)
1133 	),
1134 
1135 	TP_fast_assign(
1136 		__entry->task_id = rqst->rq_task->tk_pid;
1137 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1138 		__entry->fixup = fixup;
1139 		__entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
1140 		__entry->pagelen = rqst->rq_rcv_buf.page_len;
1141 		__entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
1142 	),
1143 
1144 	TP_printk("task:%u@%u fixup=%lu xdr=%zu/%u/%zu",
1145 		__entry->task_id, __entry->client_id, __entry->fixup,
1146 		__entry->headlen, __entry->pagelen, __entry->taillen
1147 	)
1148 );
1149 
1150 TRACE_EVENT(xprtrdma_decode_seg,
1151 	TP_PROTO(
1152 		u32 handle,
1153 		u32 length,
1154 		u64 offset
1155 	),
1156 
1157 	TP_ARGS(handle, length, offset),
1158 
1159 	TP_STRUCT__entry(
1160 		__field(u32, handle)
1161 		__field(u32, length)
1162 		__field(u64, offset)
1163 	),
1164 
1165 	TP_fast_assign(
1166 		__entry->handle = handle;
1167 		__entry->length = length;
1168 		__entry->offset = offset;
1169 	),
1170 
1171 	TP_printk("%u@0x%016llx:0x%08x",
1172 		__entry->length, (unsigned long long)__entry->offset,
1173 		__entry->handle
1174 	)
1175 );
1176 
1177 /**
1178  ** Callback events
1179  **/
1180 
1181 TRACE_EVENT(xprtrdma_cb_setup,
1182 	TP_PROTO(
1183 		const struct rpcrdma_xprt *r_xprt,
1184 		unsigned int reqs
1185 	),
1186 
1187 	TP_ARGS(r_xprt, reqs),
1188 
1189 	TP_STRUCT__entry(
1190 		__field(const void *, r_xprt)
1191 		__field(unsigned int, reqs)
1192 		__string(addr, rpcrdma_addrstr(r_xprt))
1193 		__string(port, rpcrdma_portstr(r_xprt))
1194 	),
1195 
1196 	TP_fast_assign(
1197 		__entry->r_xprt = r_xprt;
1198 		__entry->reqs = reqs;
1199 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
1200 		__assign_str(port, rpcrdma_portstr(r_xprt));
1201 	),
1202 
1203 	TP_printk("peer=[%s]:%s r_xprt=%p: %u reqs",
1204 		__get_str(addr), __get_str(port),
1205 		__entry->r_xprt, __entry->reqs
1206 	)
1207 );
1208 
1209 DEFINE_CB_EVENT(xprtrdma_cb_call);
1210 DEFINE_CB_EVENT(xprtrdma_cb_reply);
1211 
1212 TRACE_EVENT(xprtrdma_leaked_rep,
1213 	TP_PROTO(
1214 		const struct rpc_rqst *rqst,
1215 		const struct rpcrdma_rep *rep
1216 	),
1217 
1218 	TP_ARGS(rqst, rep),
1219 
1220 	TP_STRUCT__entry(
1221 		__field(unsigned int, task_id)
1222 		__field(unsigned int, client_id)
1223 		__field(u32, xid)
1224 		__field(const void *, rep)
1225 	),
1226 
1227 	TP_fast_assign(
1228 		__entry->task_id = rqst->rq_task->tk_pid;
1229 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1230 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1231 		__entry->rep = rep;
1232 	),
1233 
1234 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1235 		__entry->task_id, __entry->client_id, __entry->xid,
1236 		__entry->rep
1237 	)
1238 );
1239 
1240 /**
1241  ** Server-side RPC/RDMA events
1242  **/
1243 
1244 DECLARE_EVENT_CLASS(svcrdma_accept_class,
1245 	TP_PROTO(
1246 		const struct svcxprt_rdma *rdma,
1247 		long status
1248 	),
1249 
1250 	TP_ARGS(rdma, status),
1251 
1252 	TP_STRUCT__entry(
1253 		__field(long, status)
1254 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1255 	),
1256 
1257 	TP_fast_assign(
1258 		__entry->status = status;
1259 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1260 	),
1261 
1262 	TP_printk("addr=%s status=%ld",
1263 		__get_str(addr), __entry->status
1264 	)
1265 );
1266 
1267 #define DEFINE_ACCEPT_EVENT(name) \
1268 		DEFINE_EVENT(svcrdma_accept_class, svcrdma_##name##_err, \
1269 				TP_PROTO( \
1270 					const struct svcxprt_rdma *rdma, \
1271 					long status \
1272 				), \
1273 				TP_ARGS(rdma, status))
1274 
1275 DEFINE_ACCEPT_EVENT(pd);
1276 DEFINE_ACCEPT_EVENT(qp);
1277 DEFINE_ACCEPT_EVENT(fabric);
1278 DEFINE_ACCEPT_EVENT(initdepth);
1279 DEFINE_ACCEPT_EVENT(accept);
1280 
1281 TRACE_DEFINE_ENUM(RDMA_MSG);
1282 TRACE_DEFINE_ENUM(RDMA_NOMSG);
1283 TRACE_DEFINE_ENUM(RDMA_MSGP);
1284 TRACE_DEFINE_ENUM(RDMA_DONE);
1285 TRACE_DEFINE_ENUM(RDMA_ERROR);
1286 
1287 #define show_rpcrdma_proc(x)						\
1288 		__print_symbolic(x,					\
1289 				{ RDMA_MSG, "RDMA_MSG" },		\
1290 				{ RDMA_NOMSG, "RDMA_NOMSG" },		\
1291 				{ RDMA_MSGP, "RDMA_MSGP" },		\
1292 				{ RDMA_DONE, "RDMA_DONE" },		\
1293 				{ RDMA_ERROR, "RDMA_ERROR" })
1294 
1295 TRACE_EVENT(svcrdma_decode_rqst,
1296 	TP_PROTO(
1297 		const struct svc_rdma_recv_ctxt *ctxt,
1298 		__be32 *p,
1299 		unsigned int hdrlen
1300 	),
1301 
1302 	TP_ARGS(ctxt, p, hdrlen),
1303 
1304 	TP_STRUCT__entry(
1305 		__field(u32, cq_id)
1306 		__field(int, completion_id)
1307 		__field(u32, xid)
1308 		__field(u32, vers)
1309 		__field(u32, proc)
1310 		__field(u32, credits)
1311 		__field(unsigned int, hdrlen)
1312 	),
1313 
1314 	TP_fast_assign(
1315 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1316 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1317 		__entry->xid = be32_to_cpup(p++);
1318 		__entry->vers = be32_to_cpup(p++);
1319 		__entry->credits = be32_to_cpup(p++);
1320 		__entry->proc = be32_to_cpup(p);
1321 		__entry->hdrlen = hdrlen;
1322 	),
1323 
1324 	TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
1325 		__entry->cq_id, __entry->completion_id,
1326 		__entry->xid, __entry->vers, __entry->credits,
1327 		show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
1328 );
1329 
1330 TRACE_EVENT(svcrdma_decode_short_err,
1331 	TP_PROTO(
1332 		const struct svc_rdma_recv_ctxt *ctxt,
1333 		unsigned int hdrlen
1334 	),
1335 
1336 	TP_ARGS(ctxt, hdrlen),
1337 
1338 	TP_STRUCT__entry(
1339 		__field(u32, cq_id)
1340 		__field(int, completion_id)
1341 		__field(unsigned int, hdrlen)
1342 	),
1343 
1344 	TP_fast_assign(
1345 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1346 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1347 		__entry->hdrlen = hdrlen;
1348 	),
1349 
1350 	TP_printk("cq.id=%u cid=%d hdrlen=%u",
1351 		__entry->cq_id, __entry->completion_id,
1352 		__entry->hdrlen)
1353 );
1354 
1355 DECLARE_EVENT_CLASS(svcrdma_badreq_event,
1356 	TP_PROTO(
1357 		const struct svc_rdma_recv_ctxt *ctxt,
1358 		__be32 *p
1359 	),
1360 
1361 	TP_ARGS(ctxt, p),
1362 
1363 	TP_STRUCT__entry(
1364 		__field(u32, cq_id)
1365 		__field(int, completion_id)
1366 		__field(u32, xid)
1367 		__field(u32, vers)
1368 		__field(u32, proc)
1369 		__field(u32, credits)
1370 	),
1371 
1372 	TP_fast_assign(
1373 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1374 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1375 		__entry->xid = be32_to_cpup(p++);
1376 		__entry->vers = be32_to_cpup(p++);
1377 		__entry->credits = be32_to_cpup(p++);
1378 		__entry->proc = be32_to_cpup(p);
1379 	),
1380 
1381 	TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%u",
1382 		__entry->cq_id, __entry->completion_id,
1383 		__entry->xid, __entry->vers, __entry->credits, __entry->proc)
1384 );
1385 
1386 #define DEFINE_BADREQ_EVENT(name)					\
1387 		DEFINE_EVENT(svcrdma_badreq_event,			\
1388 			     svcrdma_decode_##name##_err,		\
1389 				TP_PROTO(				\
1390 					const struct svc_rdma_recv_ctxt *ctxt,	\
1391 					__be32 *p			\
1392 				),					\
1393 				TP_ARGS(ctxt, p))
1394 
1395 DEFINE_BADREQ_EVENT(badvers);
1396 DEFINE_BADREQ_EVENT(drop);
1397 DEFINE_BADREQ_EVENT(badproc);
1398 DEFINE_BADREQ_EVENT(parse);
1399 
1400 DECLARE_EVENT_CLASS(svcrdma_segment_event,
1401 	TP_PROTO(
1402 		u32 handle,
1403 		u32 length,
1404 		u64 offset
1405 	),
1406 
1407 	TP_ARGS(handle, length, offset),
1408 
1409 	TP_STRUCT__entry(
1410 		__field(u32, handle)
1411 		__field(u32, length)
1412 		__field(u64, offset)
1413 	),
1414 
1415 	TP_fast_assign(
1416 		__entry->handle = handle;
1417 		__entry->length = length;
1418 		__entry->offset = offset;
1419 	),
1420 
1421 	TP_printk("%u@0x%016llx:0x%08x",
1422 		__entry->length, (unsigned long long)__entry->offset,
1423 		__entry->handle
1424 	)
1425 );
1426 
1427 #define DEFINE_SEGMENT_EVENT(name)					\
1428 		DEFINE_EVENT(svcrdma_segment_event, svcrdma_##name,\
1429 				TP_PROTO(				\
1430 					u32 handle,			\
1431 					u32 length,			\
1432 					u64 offset			\
1433 				),					\
1434 				TP_ARGS(handle, length, offset))
1435 
1436 DEFINE_SEGMENT_EVENT(decode_wseg);
1437 DEFINE_SEGMENT_EVENT(encode_rseg);
1438 DEFINE_SEGMENT_EVENT(send_rseg);
1439 DEFINE_SEGMENT_EVENT(encode_wseg);
1440 DEFINE_SEGMENT_EVENT(send_wseg);
1441 
1442 DECLARE_EVENT_CLASS(svcrdma_chunk_event,
1443 	TP_PROTO(
1444 		u32 length
1445 	),
1446 
1447 	TP_ARGS(length),
1448 
1449 	TP_STRUCT__entry(
1450 		__field(u32, length)
1451 	),
1452 
1453 	TP_fast_assign(
1454 		__entry->length = length;
1455 	),
1456 
1457 	TP_printk("length=%u",
1458 		__entry->length
1459 	)
1460 );
1461 
1462 #define DEFINE_CHUNK_EVENT(name)					\
1463 		DEFINE_EVENT(svcrdma_chunk_event, svcrdma_##name,	\
1464 				TP_PROTO(				\
1465 					u32 length			\
1466 				),					\
1467 				TP_ARGS(length))
1468 
1469 DEFINE_CHUNK_EVENT(send_pzr);
1470 DEFINE_CHUNK_EVENT(encode_write_chunk);
1471 DEFINE_CHUNK_EVENT(send_write_chunk);
1472 DEFINE_CHUNK_EVENT(encode_read_chunk);
1473 DEFINE_CHUNK_EVENT(send_reply_chunk);
1474 
1475 TRACE_EVENT(svcrdma_send_read_chunk,
1476 	TP_PROTO(
1477 		u32 length,
1478 		u32 position
1479 	),
1480 
1481 	TP_ARGS(length, position),
1482 
1483 	TP_STRUCT__entry(
1484 		__field(u32, length)
1485 		__field(u32, position)
1486 	),
1487 
1488 	TP_fast_assign(
1489 		__entry->length = length;
1490 		__entry->position = position;
1491 	),
1492 
1493 	TP_printk("length=%u position=%u",
1494 		__entry->length, __entry->position
1495 	)
1496 );
1497 
1498 DECLARE_EVENT_CLASS(svcrdma_error_event,
1499 	TP_PROTO(
1500 		__be32 xid
1501 	),
1502 
1503 	TP_ARGS(xid),
1504 
1505 	TP_STRUCT__entry(
1506 		__field(u32, xid)
1507 	),
1508 
1509 	TP_fast_assign(
1510 		__entry->xid = be32_to_cpu(xid);
1511 	),
1512 
1513 	TP_printk("xid=0x%08x",
1514 		__entry->xid
1515 	)
1516 );
1517 
1518 #define DEFINE_ERROR_EVENT(name)					\
1519 		DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name,	\
1520 				TP_PROTO(				\
1521 					__be32 xid			\
1522 				),					\
1523 				TP_ARGS(xid))
1524 
1525 DEFINE_ERROR_EVENT(vers);
1526 DEFINE_ERROR_EVENT(chunk);
1527 
1528 /**
1529  ** Server-side RDMA API events
1530  **/
1531 
1532 DECLARE_EVENT_CLASS(svcrdma_dma_map_class,
1533 	TP_PROTO(
1534 		const struct svcxprt_rdma *rdma,
1535 		u64 dma_addr,
1536 		u32 length
1537 	),
1538 
1539 	TP_ARGS(rdma, dma_addr, length),
1540 
1541 	TP_STRUCT__entry(
1542 		__field(u64, dma_addr)
1543 		__field(u32, length)
1544 		__string(device, rdma->sc_cm_id->device->name)
1545 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1546 	),
1547 
1548 	TP_fast_assign(
1549 		__entry->dma_addr = dma_addr;
1550 		__entry->length = length;
1551 		__assign_str(device, rdma->sc_cm_id->device->name);
1552 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1553 	),
1554 
1555 	TP_printk("addr=%s device=%s dma_addr=%llu length=%u",
1556 		__get_str(addr), __get_str(device),
1557 		__entry->dma_addr, __entry->length
1558 	)
1559 );
1560 
1561 #define DEFINE_SVC_DMA_EVENT(name)					\
1562 		DEFINE_EVENT(svcrdma_dma_map_class, svcrdma_##name,	\
1563 				TP_PROTO(				\
1564 					const struct svcxprt_rdma *rdma,\
1565 					u64 dma_addr,			\
1566 					u32 length			\
1567 				),					\
1568 				TP_ARGS(rdma, dma_addr, length))
1569 
1570 DEFINE_SVC_DMA_EVENT(dma_map_page);
1571 DEFINE_SVC_DMA_EVENT(dma_unmap_page);
1572 
1573 TRACE_EVENT(svcrdma_dma_map_rw_err,
1574 	TP_PROTO(
1575 		const struct svcxprt_rdma *rdma,
1576 		unsigned int nents,
1577 		int status
1578 	),
1579 
1580 	TP_ARGS(rdma, nents, status),
1581 
1582 	TP_STRUCT__entry(
1583 		__field(int, status)
1584 		__field(unsigned int, nents)
1585 		__string(device, rdma->sc_cm_id->device->name)
1586 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1587 	),
1588 
1589 	TP_fast_assign(
1590 		__entry->status = status;
1591 		__entry->nents = nents;
1592 		__assign_str(device, rdma->sc_cm_id->device->name);
1593 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1594 	),
1595 
1596 	TP_printk("addr=%s device=%s nents=%u status=%d",
1597 		__get_str(addr), __get_str(device), __entry->nents,
1598 		__entry->status
1599 	)
1600 );
1601 
1602 TRACE_EVENT(svcrdma_no_rwctx_err,
1603 	TP_PROTO(
1604 		const struct svcxprt_rdma *rdma,
1605 		unsigned int num_sges
1606 	),
1607 
1608 	TP_ARGS(rdma, num_sges),
1609 
1610 	TP_STRUCT__entry(
1611 		__field(unsigned int, num_sges)
1612 		__string(device, rdma->sc_cm_id->device->name)
1613 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1614 	),
1615 
1616 	TP_fast_assign(
1617 		__entry->num_sges = num_sges;
1618 		__assign_str(device, rdma->sc_cm_id->device->name);
1619 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1620 	),
1621 
1622 	TP_printk("addr=%s device=%s num_sges=%d",
1623 		__get_str(addr), __get_str(device), __entry->num_sges
1624 	)
1625 );
1626 
1627 TRACE_EVENT(svcrdma_page_overrun_err,
1628 	TP_PROTO(
1629 		const struct svcxprt_rdma *rdma,
1630 		const struct svc_rqst *rqst,
1631 		unsigned int pageno
1632 	),
1633 
1634 	TP_ARGS(rdma, rqst, pageno),
1635 
1636 	TP_STRUCT__entry(
1637 		__field(unsigned int, pageno)
1638 		__field(u32, xid)
1639 		__string(device, rdma->sc_cm_id->device->name)
1640 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1641 	),
1642 
1643 	TP_fast_assign(
1644 		__entry->pageno = pageno;
1645 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1646 		__assign_str(device, rdma->sc_cm_id->device->name);
1647 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1648 	),
1649 
1650 	TP_printk("addr=%s device=%s xid=0x%08x pageno=%u", __get_str(addr),
1651 		__get_str(device), __entry->xid, __entry->pageno
1652 	)
1653 );
1654 
1655 TRACE_EVENT(svcrdma_small_wrch_err,
1656 	TP_PROTO(
1657 		const struct svcxprt_rdma *rdma,
1658 		unsigned int remaining,
1659 		unsigned int seg_no,
1660 		unsigned int num_segs
1661 	),
1662 
1663 	TP_ARGS(rdma, remaining, seg_no, num_segs),
1664 
1665 	TP_STRUCT__entry(
1666 		__field(unsigned int, remaining)
1667 		__field(unsigned int, seg_no)
1668 		__field(unsigned int, num_segs)
1669 		__string(device, rdma->sc_cm_id->device->name)
1670 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1671 	),
1672 
1673 	TP_fast_assign(
1674 		__entry->remaining = remaining;
1675 		__entry->seg_no = seg_no;
1676 		__entry->num_segs = num_segs;
1677 		__assign_str(device, rdma->sc_cm_id->device->name);
1678 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1679 	),
1680 
1681 	TP_printk("addr=%s device=%s remaining=%u seg_no=%u num_segs=%u",
1682 		__get_str(addr), __get_str(device), __entry->remaining,
1683 		__entry->seg_no, __entry->num_segs
1684 	)
1685 );
1686 
1687 TRACE_EVENT(svcrdma_send_pullup,
1688 	TP_PROTO(
1689 		unsigned int len
1690 	),
1691 
1692 	TP_ARGS(len),
1693 
1694 	TP_STRUCT__entry(
1695 		__field(unsigned int, len)
1696 	),
1697 
1698 	TP_fast_assign(
1699 		__entry->len = len;
1700 	),
1701 
1702 	TP_printk("len=%u", __entry->len)
1703 );
1704 
1705 TRACE_EVENT(svcrdma_send_err,
1706 	TP_PROTO(
1707 		const struct svc_rqst *rqst,
1708 		int status
1709 	),
1710 
1711 	TP_ARGS(rqst, status),
1712 
1713 	TP_STRUCT__entry(
1714 		__field(int, status)
1715 		__field(u32, xid)
1716 		__string(addr, rqst->rq_xprt->xpt_remotebuf)
1717 	),
1718 
1719 	TP_fast_assign(
1720 		__entry->status = status;
1721 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1722 		__assign_str(addr, rqst->rq_xprt->xpt_remotebuf);
1723 	),
1724 
1725 	TP_printk("addr=%s xid=0x%08x status=%d", __get_str(addr),
1726 		__entry->xid, __entry->status
1727 	)
1728 );
1729 
1730 TRACE_EVENT(svcrdma_post_send,
1731 	TP_PROTO(
1732 		const struct svc_rdma_send_ctxt *ctxt
1733 	),
1734 
1735 	TP_ARGS(ctxt),
1736 
1737 	TP_STRUCT__entry(
1738 		__field(u32, cq_id)
1739 		__field(int, completion_id)
1740 		__field(unsigned int, num_sge)
1741 		__field(u32, inv_rkey)
1742 	),
1743 
1744 	TP_fast_assign(
1745 		const struct ib_send_wr *wr = &ctxt->sc_send_wr;
1746 
1747 		__entry->cq_id = ctxt->sc_cid.ci_queue_id;
1748 		__entry->completion_id = ctxt->sc_cid.ci_completion_id;
1749 		__entry->num_sge = wr->num_sge;
1750 		__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
1751 					wr->ex.invalidate_rkey : 0;
1752 	),
1753 
1754 	TP_printk("cq_id=%u cid=%d num_sge=%u inv_rkey=0x%08x",
1755 		__entry->cq_id, __entry->completion_id,
1756 		__entry->num_sge, __entry->inv_rkey
1757 	)
1758 );
1759 
1760 DEFINE_COMPLETION_EVENT(svcrdma_wc_send);
1761 
1762 TRACE_EVENT(svcrdma_post_recv,
1763 	TP_PROTO(
1764 		const struct svc_rdma_recv_ctxt *ctxt
1765 	),
1766 
1767 	TP_ARGS(ctxt),
1768 
1769 	TP_STRUCT__entry(
1770 		__field(u32, cq_id)
1771 		__field(int, completion_id)
1772 	),
1773 
1774 	TP_fast_assign(
1775 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1776 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1777 	),
1778 
1779 	TP_printk("cq.id=%d cid=%d",
1780 		__entry->cq_id, __entry->completion_id
1781 	)
1782 );
1783 
1784 DEFINE_COMPLETION_EVENT(svcrdma_wc_receive);
1785 
1786 TRACE_EVENT(svcrdma_rq_post_err,
1787 	TP_PROTO(
1788 		const struct svcxprt_rdma *rdma,
1789 		int status
1790 	),
1791 
1792 	TP_ARGS(rdma, status),
1793 
1794 	TP_STRUCT__entry(
1795 		__field(int, status)
1796 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1797 	),
1798 
1799 	TP_fast_assign(
1800 		__entry->status = status;
1801 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1802 	),
1803 
1804 	TP_printk("addr=%s status=%d",
1805 		__get_str(addr), __entry->status
1806 	)
1807 );
1808 
1809 TRACE_EVENT(svcrdma_post_chunk,
1810 	TP_PROTO(
1811 		const struct rpc_rdma_cid *cid,
1812 		int sqecount
1813 	),
1814 
1815 	TP_ARGS(cid, sqecount),
1816 
1817 	TP_STRUCT__entry(
1818 		__field(u32, cq_id)
1819 		__field(int, completion_id)
1820 		__field(int, sqecount)
1821 	),
1822 
1823 	TP_fast_assign(
1824 		__entry->cq_id = cid->ci_queue_id;
1825 		__entry->completion_id = cid->ci_completion_id;
1826 		__entry->sqecount = sqecount;
1827 	),
1828 
1829 	TP_printk("cq.id=%u cid=%d sqecount=%d",
1830 		__entry->cq_id, __entry->completion_id,
1831 		__entry->sqecount
1832 	)
1833 );
1834 
1835 DEFINE_COMPLETION_EVENT(svcrdma_wc_read);
1836 DEFINE_COMPLETION_EVENT(svcrdma_wc_write);
1837 
1838 TRACE_EVENT(svcrdma_qp_error,
1839 	TP_PROTO(
1840 		const struct ib_event *event,
1841 		const struct sockaddr *sap
1842 	),
1843 
1844 	TP_ARGS(event, sap),
1845 
1846 	TP_STRUCT__entry(
1847 		__field(unsigned int, event)
1848 		__string(device, event->device->name)
1849 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1850 	),
1851 
1852 	TP_fast_assign(
1853 		__entry->event = event->event;
1854 		__assign_str(device, event->device->name);
1855 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1856 			 "%pISpc", sap);
1857 	),
1858 
1859 	TP_printk("addr=%s dev=%s event=%s (%u)",
1860 		__entry->addr, __get_str(device),
1861 		rdma_show_ib_event(__entry->event), __entry->event
1862 	)
1863 );
1864 
1865 DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
1866 	TP_PROTO(
1867 		const struct svcxprt_rdma *rdma
1868 	),
1869 
1870 	TP_ARGS(rdma),
1871 
1872 	TP_STRUCT__entry(
1873 		__field(int, avail)
1874 		__field(int, depth)
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 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1882 	),
1883 
1884 	TP_printk("addr=%s sc_sq_avail=%d/%d",
1885 		__get_str(addr), __entry->avail, __entry->depth
1886 	)
1887 );
1888 
1889 #define DEFINE_SQ_EVENT(name)						\
1890 		DEFINE_EVENT(svcrdma_sendqueue_event, svcrdma_sq_##name,\
1891 				TP_PROTO(				\
1892 					const struct svcxprt_rdma *rdma \
1893 				),					\
1894 				TP_ARGS(rdma))
1895 
1896 DEFINE_SQ_EVENT(full);
1897 DEFINE_SQ_EVENT(retry);
1898 
1899 TRACE_EVENT(svcrdma_sq_post_err,
1900 	TP_PROTO(
1901 		const struct svcxprt_rdma *rdma,
1902 		int status
1903 	),
1904 
1905 	TP_ARGS(rdma, status),
1906 
1907 	TP_STRUCT__entry(
1908 		__field(int, avail)
1909 		__field(int, depth)
1910 		__field(int, status)
1911 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1912 	),
1913 
1914 	TP_fast_assign(
1915 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1916 		__entry->depth = rdma->sc_sq_depth;
1917 		__entry->status = status;
1918 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1919 	),
1920 
1921 	TP_printk("addr=%s sc_sq_avail=%d/%d status=%d",
1922 		__get_str(addr), __entry->avail, __entry->depth,
1923 		__entry->status
1924 	)
1925 );
1926 
1927 #endif /* _TRACE_RPCRDMA_H */
1928 
1929 #include <trace/define_trace.h>
1930