xref: /openbmc/linux/include/trace/events/rpcrdma.h (revision 03ffd92494a53dcc4b98c909ae1f6787d1fec646)
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_class,
64 	TP_PROTO(
65 		const struct rpcrdma_rep *rep
66 	),
67 
68 	TP_ARGS(rep),
69 
70 	TP_STRUCT__entry(
71 		__field(u32, xid)
72 		__field(u32, version)
73 		__field(u32, proc)
74 		__string(addr, rpcrdma_addrstr(rep->rr_rxprt))
75 		__string(port, rpcrdma_portstr(rep->rr_rxprt))
76 	),
77 
78 	TP_fast_assign(
79 		__entry->xid = be32_to_cpu(rep->rr_xid);
80 		__entry->version = be32_to_cpu(rep->rr_vers);
81 		__entry->proc = be32_to_cpu(rep->rr_proc);
82 		__assign_str(addr, rpcrdma_addrstr(rep->rr_rxprt));
83 		__assign_str(port, rpcrdma_portstr(rep->rr_rxprt));
84 	),
85 
86 	TP_printk("peer=[%s]:%s xid=0x%08x version=%u proc=%u",
87 		__get_str(addr), __get_str(port),
88 		__entry->xid, __entry->version, __entry->proc
89 	)
90 );
91 
92 #define DEFINE_REPLY_EVENT(name)					\
93 		DEFINE_EVENT(xprtrdma_reply_class,			\
94 				xprtrdma_reply_##name##_err,		\
95 				TP_PROTO(				\
96 					const struct rpcrdma_rep *rep	\
97 				),					\
98 				TP_ARGS(rep))
99 
100 DECLARE_EVENT_CLASS(xprtrdma_rxprt,
101 	TP_PROTO(
102 		const struct rpcrdma_xprt *r_xprt
103 	),
104 
105 	TP_ARGS(r_xprt),
106 
107 	TP_STRUCT__entry(
108 		__field(const void *, r_xprt)
109 		__string(addr, rpcrdma_addrstr(r_xprt))
110 		__string(port, rpcrdma_portstr(r_xprt))
111 	),
112 
113 	TP_fast_assign(
114 		__entry->r_xprt = r_xprt;
115 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
116 		__assign_str(port, rpcrdma_portstr(r_xprt));
117 	),
118 
119 	TP_printk("peer=[%s]:%s r_xprt=%p",
120 		__get_str(addr), __get_str(port), __entry->r_xprt
121 	)
122 );
123 
124 #define DEFINE_RXPRT_EVENT(name)					\
125 		DEFINE_EVENT(xprtrdma_rxprt, name,			\
126 				TP_PROTO(				\
127 					const struct rpcrdma_xprt *r_xprt \
128 				),					\
129 				TP_ARGS(r_xprt))
130 
131 DECLARE_EVENT_CLASS(xprtrdma_connect_class,
132 	TP_PROTO(
133 		const struct rpcrdma_xprt *r_xprt,
134 		int rc
135 	),
136 
137 	TP_ARGS(r_xprt, rc),
138 
139 	TP_STRUCT__entry(
140 		__field(const void *, r_xprt)
141 		__field(int, rc)
142 		__field(int, connect_status)
143 		__string(addr, rpcrdma_addrstr(r_xprt))
144 		__string(port, rpcrdma_portstr(r_xprt))
145 	),
146 
147 	TP_fast_assign(
148 		__entry->r_xprt = r_xprt;
149 		__entry->rc = rc;
150 		__entry->connect_status = r_xprt->rx_ep->re_connect_status;
151 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
152 		__assign_str(port, rpcrdma_portstr(r_xprt));
153 	),
154 
155 	TP_printk("peer=[%s]:%s r_xprt=%p: rc=%d connection status=%d",
156 		__get_str(addr), __get_str(port), __entry->r_xprt,
157 		__entry->rc, __entry->connect_status
158 	)
159 );
160 
161 #define DEFINE_CONN_EVENT(name)						\
162 		DEFINE_EVENT(xprtrdma_connect_class, xprtrdma_##name,	\
163 				TP_PROTO(				\
164 					const struct rpcrdma_xprt *r_xprt, \
165 					int rc				\
166 				),					\
167 				TP_ARGS(r_xprt, rc))
168 
169 DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
170 	TP_PROTO(
171 		const struct rpc_task *task,
172 		unsigned int pos,
173 		struct rpcrdma_mr *mr,
174 		int nsegs
175 	),
176 
177 	TP_ARGS(task, pos, mr, nsegs),
178 
179 	TP_STRUCT__entry(
180 		__field(unsigned int, task_id)
181 		__field(unsigned int, client_id)
182 		__field(unsigned int, pos)
183 		__field(int, nents)
184 		__field(u32, handle)
185 		__field(u32, length)
186 		__field(u64, offset)
187 		__field(int, nsegs)
188 	),
189 
190 	TP_fast_assign(
191 		__entry->task_id = task->tk_pid;
192 		__entry->client_id = task->tk_client->cl_clid;
193 		__entry->pos = pos;
194 		__entry->nents = mr->mr_nents;
195 		__entry->handle = mr->mr_handle;
196 		__entry->length = mr->mr_length;
197 		__entry->offset = mr->mr_offset;
198 		__entry->nsegs = nsegs;
199 	),
200 
201 	TP_printk("task:%u@%u pos=%u %u@0x%016llx:0x%08x (%s)",
202 		__entry->task_id, __entry->client_id,
203 		__entry->pos, __entry->length,
204 		(unsigned long long)__entry->offset, __entry->handle,
205 		__entry->nents < __entry->nsegs ? "more" : "last"
206 	)
207 );
208 
209 #define DEFINE_RDCH_EVENT(name)						\
210 		DEFINE_EVENT(xprtrdma_rdch_event, xprtrdma_chunk_##name,\
211 				TP_PROTO(				\
212 					const struct rpc_task *task,	\
213 					unsigned int pos,		\
214 					struct rpcrdma_mr *mr,		\
215 					int nsegs			\
216 				),					\
217 				TP_ARGS(task, pos, mr, nsegs))
218 
219 DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
220 	TP_PROTO(
221 		const struct rpc_task *task,
222 		struct rpcrdma_mr *mr,
223 		int nsegs
224 	),
225 
226 	TP_ARGS(task, mr, nsegs),
227 
228 	TP_STRUCT__entry(
229 		__field(unsigned int, task_id)
230 		__field(unsigned int, client_id)
231 		__field(int, nents)
232 		__field(u32, handle)
233 		__field(u32, length)
234 		__field(u64, offset)
235 		__field(int, nsegs)
236 	),
237 
238 	TP_fast_assign(
239 		__entry->task_id = task->tk_pid;
240 		__entry->client_id = task->tk_client->cl_clid;
241 		__entry->nents = mr->mr_nents;
242 		__entry->handle = mr->mr_handle;
243 		__entry->length = mr->mr_length;
244 		__entry->offset = mr->mr_offset;
245 		__entry->nsegs = nsegs;
246 	),
247 
248 	TP_printk("task:%u@%u %u@0x%016llx:0x%08x (%s)",
249 		__entry->task_id, __entry->client_id,
250 		__entry->length, (unsigned long long)__entry->offset,
251 		__entry->handle,
252 		__entry->nents < __entry->nsegs ? "more" : "last"
253 	)
254 );
255 
256 #define DEFINE_WRCH_EVENT(name)						\
257 		DEFINE_EVENT(xprtrdma_wrch_event, xprtrdma_chunk_##name,\
258 				TP_PROTO(				\
259 					const struct rpc_task *task,	\
260 					struct rpcrdma_mr *mr,		\
261 					int nsegs			\
262 				),					\
263 				TP_ARGS(task, mr, nsegs))
264 
265 TRACE_DEFINE_ENUM(DMA_BIDIRECTIONAL);
266 TRACE_DEFINE_ENUM(DMA_TO_DEVICE);
267 TRACE_DEFINE_ENUM(DMA_FROM_DEVICE);
268 TRACE_DEFINE_ENUM(DMA_NONE);
269 
270 #define xprtrdma_show_direction(x)					\
271 		__print_symbolic(x,					\
272 				{ DMA_BIDIRECTIONAL, "BIDIR" },		\
273 				{ DMA_TO_DEVICE, "TO_DEVICE" },		\
274 				{ DMA_FROM_DEVICE, "FROM_DEVICE" },	\
275 				{ DMA_NONE, "NONE" })
276 
277 DECLARE_EVENT_CLASS(xprtrdma_mr,
278 	TP_PROTO(
279 		const struct rpcrdma_mr *mr
280 	),
281 
282 	TP_ARGS(mr),
283 
284 	TP_STRUCT__entry(
285 		__field(u32, mr_id)
286 		__field(int, nents)
287 		__field(u32, handle)
288 		__field(u32, length)
289 		__field(u64, offset)
290 		__field(u32, dir)
291 	),
292 
293 	TP_fast_assign(
294 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
295 		__entry->nents  = mr->mr_nents;
296 		__entry->handle = mr->mr_handle;
297 		__entry->length = mr->mr_length;
298 		__entry->offset = mr->mr_offset;
299 		__entry->dir    = mr->mr_dir;
300 	),
301 
302 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s)",
303 		__entry->mr_id, __entry->nents, __entry->length,
304 		(unsigned long long)__entry->offset, __entry->handle,
305 		xprtrdma_show_direction(__entry->dir)
306 	)
307 );
308 
309 #define DEFINE_MR_EVENT(name) \
310 		DEFINE_EVENT(xprtrdma_mr, xprtrdma_mr_##name, \
311 				TP_PROTO( \
312 					const struct rpcrdma_mr *mr \
313 				), \
314 				TP_ARGS(mr))
315 
316 DECLARE_EVENT_CLASS(xprtrdma_cb_event,
317 	TP_PROTO(
318 		const struct rpc_rqst *rqst
319 	),
320 
321 	TP_ARGS(rqst),
322 
323 	TP_STRUCT__entry(
324 		__field(const void *, rqst)
325 		__field(const void *, rep)
326 		__field(const void *, req)
327 		__field(u32, xid)
328 	),
329 
330 	TP_fast_assign(
331 		__entry->rqst = rqst;
332 		__entry->req = rpcr_to_rdmar(rqst);
333 		__entry->rep = rpcr_to_rdmar(rqst)->rl_reply;
334 		__entry->xid = be32_to_cpu(rqst->rq_xid);
335 	),
336 
337 	TP_printk("xid=0x%08x, rqst=%p req=%p rep=%p",
338 		__entry->xid, __entry->rqst, __entry->req, __entry->rep
339 	)
340 );
341 
342 #define DEFINE_CB_EVENT(name)						\
343 		DEFINE_EVENT(xprtrdma_cb_event, name,			\
344 				TP_PROTO(				\
345 					const struct rpc_rqst *rqst	\
346 				),					\
347 				TP_ARGS(rqst))
348 
349 /**
350  ** Connection events
351  **/
352 
353 TRACE_EVENT(xprtrdma_inline_thresh,
354 	TP_PROTO(
355 		const struct rpcrdma_ep *ep
356 	),
357 
358 	TP_ARGS(ep),
359 
360 	TP_STRUCT__entry(
361 		__field(unsigned int, inline_send)
362 		__field(unsigned int, inline_recv)
363 		__field(unsigned int, max_send)
364 		__field(unsigned int, max_recv)
365 		__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
366 		__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
367 	),
368 
369 	TP_fast_assign(
370 		const struct rdma_cm_id *id = ep->re_id;
371 
372 		__entry->inline_send = ep->re_inline_send;
373 		__entry->inline_recv = ep->re_inline_recv;
374 		__entry->max_send = ep->re_max_inline_send;
375 		__entry->max_recv = ep->re_max_inline_recv;
376 		memcpy(__entry->srcaddr, &id->route.addr.src_addr,
377 		       sizeof(struct sockaddr_in6));
378 		memcpy(__entry->dstaddr, &id->route.addr.dst_addr,
379 		       sizeof(struct sockaddr_in6));
380 	),
381 
382 	TP_printk("%pISpc -> %pISpc neg send/recv=%u/%u, calc send/recv=%u/%u",
383 		__entry->srcaddr, __entry->dstaddr,
384 		__entry->inline_send, __entry->inline_recv,
385 		__entry->max_send, __entry->max_recv
386 	)
387 );
388 
389 DEFINE_CONN_EVENT(connect);
390 DEFINE_CONN_EVENT(disconnect);
391 
392 DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc);
393 
394 TRACE_EVENT(xprtrdma_op_connect,
395 	TP_PROTO(
396 		const struct rpcrdma_xprt *r_xprt,
397 		unsigned long delay
398 	),
399 
400 	TP_ARGS(r_xprt, delay),
401 
402 	TP_STRUCT__entry(
403 		__field(const void *, r_xprt)
404 		__field(unsigned long, delay)
405 		__string(addr, rpcrdma_addrstr(r_xprt))
406 		__string(port, rpcrdma_portstr(r_xprt))
407 	),
408 
409 	TP_fast_assign(
410 		__entry->r_xprt = r_xprt;
411 		__entry->delay = delay;
412 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
413 		__assign_str(port, rpcrdma_portstr(r_xprt));
414 	),
415 
416 	TP_printk("peer=[%s]:%s r_xprt=%p delay=%lu",
417 		__get_str(addr), __get_str(port), __entry->r_xprt,
418 		__entry->delay
419 	)
420 );
421 
422 
423 TRACE_EVENT(xprtrdma_op_set_cto,
424 	TP_PROTO(
425 		const struct rpcrdma_xprt *r_xprt,
426 		unsigned long connect,
427 		unsigned long reconnect
428 	),
429 
430 	TP_ARGS(r_xprt, connect, reconnect),
431 
432 	TP_STRUCT__entry(
433 		__field(const void *, r_xprt)
434 		__field(unsigned long, connect)
435 		__field(unsigned long, reconnect)
436 		__string(addr, rpcrdma_addrstr(r_xprt))
437 		__string(port, rpcrdma_portstr(r_xprt))
438 	),
439 
440 	TP_fast_assign(
441 		__entry->r_xprt = r_xprt;
442 		__entry->connect = connect;
443 		__entry->reconnect = reconnect;
444 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
445 		__assign_str(port, rpcrdma_portstr(r_xprt));
446 	),
447 
448 	TP_printk("peer=[%s]:%s r_xprt=%p: connect=%lu reconnect=%lu",
449 		__get_str(addr), __get_str(port), __entry->r_xprt,
450 		__entry->connect / HZ, __entry->reconnect / HZ
451 	)
452 );
453 
454 TRACE_EVENT(xprtrdma_qp_event,
455 	TP_PROTO(
456 		const struct rpcrdma_ep *ep,
457 		const struct ib_event *event
458 	),
459 
460 	TP_ARGS(ep, event),
461 
462 	TP_STRUCT__entry(
463 		__field(unsigned long, event)
464 		__string(name, event->device->name)
465 		__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
466 		__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
467 	),
468 
469 	TP_fast_assign(
470 		const struct rdma_cm_id *id = ep->re_id;
471 
472 		__entry->event = event->event;
473 		__assign_str(name, event->device->name);
474 		memcpy(__entry->srcaddr, &id->route.addr.src_addr,
475 		       sizeof(struct sockaddr_in6));
476 		memcpy(__entry->dstaddr, &id->route.addr.dst_addr,
477 		       sizeof(struct sockaddr_in6));
478 	),
479 
480 	TP_printk("%pISpc -> %pISpc device=%s %s (%lu)",
481 		__entry->srcaddr, __entry->dstaddr, __get_str(name),
482 		rdma_show_ib_event(__entry->event), __entry->event
483 	)
484 );
485 
486 /**
487  ** Call events
488  **/
489 
490 TRACE_EVENT(xprtrdma_createmrs,
491 	TP_PROTO(
492 		const struct rpcrdma_xprt *r_xprt,
493 		unsigned int count
494 	),
495 
496 	TP_ARGS(r_xprt, count),
497 
498 	TP_STRUCT__entry(
499 		__field(const void *, r_xprt)
500 		__string(addr, rpcrdma_addrstr(r_xprt))
501 		__string(port, rpcrdma_portstr(r_xprt))
502 		__field(unsigned int, count)
503 	),
504 
505 	TP_fast_assign(
506 		__entry->r_xprt = r_xprt;
507 		__entry->count = count;
508 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
509 		__assign_str(port, rpcrdma_portstr(r_xprt));
510 	),
511 
512 	TP_printk("peer=[%s]:%s r_xprt=%p: created %u MRs",
513 		__get_str(addr), __get_str(port), __entry->r_xprt,
514 		__entry->count
515 	)
516 );
517 
518 TRACE_EVENT(xprtrdma_mr_get,
519 	TP_PROTO(
520 		const struct rpcrdma_req *req
521 	),
522 
523 	TP_ARGS(req),
524 
525 	TP_STRUCT__entry(
526 		__field(const void *, req)
527 		__field(unsigned int, task_id)
528 		__field(unsigned int, client_id)
529 		__field(u32, xid)
530 	),
531 
532 	TP_fast_assign(
533 		const struct rpc_rqst *rqst = &req->rl_slot;
534 
535 		__entry->req = req;
536 		__entry->task_id = rqst->rq_task->tk_pid;
537 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
538 		__entry->xid = be32_to_cpu(rqst->rq_xid);
539 	),
540 
541 	TP_printk("task:%u@%u xid=0x%08x req=%p",
542 		__entry->task_id, __entry->client_id, __entry->xid,
543 		__entry->req
544 	)
545 );
546 
547 TRACE_EVENT(xprtrdma_nomrs,
548 	TP_PROTO(
549 		const struct rpcrdma_req *req
550 	),
551 
552 	TP_ARGS(req),
553 
554 	TP_STRUCT__entry(
555 		__field(const void *, req)
556 		__field(unsigned int, task_id)
557 		__field(unsigned int, client_id)
558 		__field(u32, xid)
559 	),
560 
561 	TP_fast_assign(
562 		const struct rpc_rqst *rqst = &req->rl_slot;
563 
564 		__entry->req = req;
565 		__entry->task_id = rqst->rq_task->tk_pid;
566 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
567 		__entry->xid = be32_to_cpu(rqst->rq_xid);
568 	),
569 
570 	TP_printk("task:%u@%u xid=0x%08x req=%p",
571 		__entry->task_id, __entry->client_id, __entry->xid,
572 		__entry->req
573 	)
574 );
575 
576 DEFINE_RDCH_EVENT(read);
577 DEFINE_WRCH_EVENT(write);
578 DEFINE_WRCH_EVENT(reply);
579 
580 TRACE_DEFINE_ENUM(rpcrdma_noch);
581 TRACE_DEFINE_ENUM(rpcrdma_noch_pullup);
582 TRACE_DEFINE_ENUM(rpcrdma_noch_mapped);
583 TRACE_DEFINE_ENUM(rpcrdma_readch);
584 TRACE_DEFINE_ENUM(rpcrdma_areadch);
585 TRACE_DEFINE_ENUM(rpcrdma_writech);
586 TRACE_DEFINE_ENUM(rpcrdma_replych);
587 
588 #define xprtrdma_show_chunktype(x)					\
589 		__print_symbolic(x,					\
590 				{ rpcrdma_noch, "inline" },		\
591 				{ rpcrdma_noch_pullup, "pullup" },	\
592 				{ rpcrdma_noch_mapped, "mapped" },	\
593 				{ rpcrdma_readch, "read list" },	\
594 				{ rpcrdma_areadch, "*read list" },	\
595 				{ rpcrdma_writech, "write list" },	\
596 				{ rpcrdma_replych, "reply chunk" })
597 
598 TRACE_EVENT(xprtrdma_marshal,
599 	TP_PROTO(
600 		const struct rpcrdma_req *req,
601 		unsigned int rtype,
602 		unsigned int wtype
603 	),
604 
605 	TP_ARGS(req, rtype, wtype),
606 
607 	TP_STRUCT__entry(
608 		__field(unsigned int, task_id)
609 		__field(unsigned int, client_id)
610 		__field(u32, xid)
611 		__field(unsigned int, hdrlen)
612 		__field(unsigned int, headlen)
613 		__field(unsigned int, pagelen)
614 		__field(unsigned int, taillen)
615 		__field(unsigned int, rtype)
616 		__field(unsigned int, wtype)
617 	),
618 
619 	TP_fast_assign(
620 		const struct rpc_rqst *rqst = &req->rl_slot;
621 
622 		__entry->task_id = rqst->rq_task->tk_pid;
623 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
624 		__entry->xid = be32_to_cpu(rqst->rq_xid);
625 		__entry->hdrlen = req->rl_hdrbuf.len;
626 		__entry->headlen = rqst->rq_snd_buf.head[0].iov_len;
627 		__entry->pagelen = rqst->rq_snd_buf.page_len;
628 		__entry->taillen = rqst->rq_snd_buf.tail[0].iov_len;
629 		__entry->rtype = rtype;
630 		__entry->wtype = wtype;
631 	),
632 
633 	TP_printk("task:%u@%u xid=0x%08x: hdr=%u xdr=%u/%u/%u %s/%s",
634 		__entry->task_id, __entry->client_id, __entry->xid,
635 		__entry->hdrlen,
636 		__entry->headlen, __entry->pagelen, __entry->taillen,
637 		xprtrdma_show_chunktype(__entry->rtype),
638 		xprtrdma_show_chunktype(__entry->wtype)
639 	)
640 );
641 
642 TRACE_EVENT(xprtrdma_marshal_failed,
643 	TP_PROTO(const struct rpc_rqst *rqst,
644 		 int ret
645 	),
646 
647 	TP_ARGS(rqst, ret),
648 
649 	TP_STRUCT__entry(
650 		__field(unsigned int, task_id)
651 		__field(unsigned int, client_id)
652 		__field(u32, xid)
653 		__field(int, ret)
654 	),
655 
656 	TP_fast_assign(
657 		__entry->task_id = rqst->rq_task->tk_pid;
658 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
659 		__entry->xid = be32_to_cpu(rqst->rq_xid);
660 		__entry->ret = ret;
661 	),
662 
663 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
664 		__entry->task_id, __entry->client_id, __entry->xid,
665 		__entry->ret
666 	)
667 );
668 
669 TRACE_EVENT(xprtrdma_prepsend_failed,
670 	TP_PROTO(const struct rpc_rqst *rqst,
671 		 int ret
672 	),
673 
674 	TP_ARGS(rqst, ret),
675 
676 	TP_STRUCT__entry(
677 		__field(unsigned int, task_id)
678 		__field(unsigned int, client_id)
679 		__field(u32, xid)
680 		__field(int, ret)
681 	),
682 
683 	TP_fast_assign(
684 		__entry->task_id = rqst->rq_task->tk_pid;
685 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
686 		__entry->xid = be32_to_cpu(rqst->rq_xid);
687 		__entry->ret = ret;
688 	),
689 
690 	TP_printk("task:%u@%u xid=0x%08x: ret=%d",
691 		__entry->task_id, __entry->client_id, __entry->xid,
692 		__entry->ret
693 	)
694 );
695 
696 TRACE_EVENT(xprtrdma_post_send,
697 	TP_PROTO(
698 		const struct rpcrdma_req *req
699 	),
700 
701 	TP_ARGS(req),
702 
703 	TP_STRUCT__entry(
704 		__field(u32, cq_id)
705 		__field(int, completion_id)
706 		__field(unsigned int, task_id)
707 		__field(unsigned int, client_id)
708 		__field(int, num_sge)
709 		__field(int, signaled)
710 	),
711 
712 	TP_fast_assign(
713 		const struct rpc_rqst *rqst = &req->rl_slot;
714 		const struct rpcrdma_sendctx *sc = req->rl_sendctx;
715 
716 		__entry->cq_id = sc->sc_cid.ci_queue_id;
717 		__entry->completion_id = sc->sc_cid.ci_completion_id;
718 		__entry->task_id = rqst->rq_task->tk_pid;
719 		__entry->client_id = rqst->rq_task->tk_client ?
720 				     rqst->rq_task->tk_client->cl_clid : -1;
721 		__entry->num_sge = req->rl_wr.num_sge;
722 		__entry->signaled = req->rl_wr.send_flags & IB_SEND_SIGNALED;
723 	),
724 
725 	TP_printk("task:%u@%u cq.id=%u cid=%d (%d SGE%s) %s",
726 		__entry->task_id, __entry->client_id,
727 		__entry->cq_id, __entry->completion_id,
728 		__entry->num_sge, (__entry->num_sge == 1 ? "" : "s"),
729 		(__entry->signaled ? "signaled" : "")
730 	)
731 );
732 
733 TRACE_EVENT(xprtrdma_post_recv,
734 	TP_PROTO(
735 		const struct rpcrdma_rep *rep
736 	),
737 
738 	TP_ARGS(rep),
739 
740 	TP_STRUCT__entry(
741 		__field(u32, cq_id)
742 		__field(int, completion_id)
743 	),
744 
745 	TP_fast_assign(
746 		__entry->cq_id = rep->rr_cid.ci_queue_id;
747 		__entry->completion_id = rep->rr_cid.ci_completion_id;
748 	),
749 
750 	TP_printk("cq.id=%d cid=%d",
751 		__entry->cq_id, __entry->completion_id
752 	)
753 );
754 
755 TRACE_EVENT(xprtrdma_post_recvs,
756 	TP_PROTO(
757 		const struct rpcrdma_xprt *r_xprt,
758 		unsigned int count,
759 		int status
760 	),
761 
762 	TP_ARGS(r_xprt, count, status),
763 
764 	TP_STRUCT__entry(
765 		__field(const void *, r_xprt)
766 		__field(unsigned int, count)
767 		__field(int, status)
768 		__field(int, posted)
769 		__string(addr, rpcrdma_addrstr(r_xprt))
770 		__string(port, rpcrdma_portstr(r_xprt))
771 	),
772 
773 	TP_fast_assign(
774 		__entry->r_xprt = r_xprt;
775 		__entry->count = count;
776 		__entry->status = status;
777 		__entry->posted = r_xprt->rx_ep->re_receive_count;
778 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
779 		__assign_str(port, rpcrdma_portstr(r_xprt));
780 	),
781 
782 	TP_printk("peer=[%s]:%s r_xprt=%p: %u new recvs, %d active (rc %d)",
783 		__get_str(addr), __get_str(port), __entry->r_xprt,
784 		__entry->count, __entry->posted, __entry->status
785 	)
786 );
787 
788 TRACE_EVENT(xprtrdma_post_linv_err,
789 	TP_PROTO(
790 		const struct rpcrdma_req *req,
791 		int status
792 	),
793 
794 	TP_ARGS(req, status),
795 
796 	TP_STRUCT__entry(
797 		__field(unsigned int, task_id)
798 		__field(unsigned int, client_id)
799 		__field(int, status)
800 	),
801 
802 	TP_fast_assign(
803 		const struct rpc_task *task = req->rl_slot.rq_task;
804 
805 		__entry->task_id = task->tk_pid;
806 		__entry->client_id = task->tk_client->cl_clid;
807 		__entry->status = status;
808 	),
809 
810 	TP_printk("task:%u@%u status=%d",
811 		__entry->task_id, __entry->client_id, __entry->status
812 	)
813 );
814 
815 /**
816  ** Completion events
817  **/
818 
819 DEFINE_COMPLETION_EVENT(xprtrdma_wc_receive);
820 DEFINE_COMPLETION_EVENT(xprtrdma_wc_send);
821 DEFINE_COMPLETION_EVENT(xprtrdma_wc_fastreg);
822 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li);
823 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li_wake);
824 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li_done);
825 
826 TRACE_EVENT(xprtrdma_frwr_alloc,
827 	TP_PROTO(
828 		const struct rpcrdma_mr *mr,
829 		int rc
830 	),
831 
832 	TP_ARGS(mr, rc),
833 
834 	TP_STRUCT__entry(
835 		__field(u32, mr_id)
836 		__field(int, rc)
837 	),
838 
839 	TP_fast_assign(
840 		__entry->mr_id = mr->frwr.fr_mr->res.id;
841 		__entry->rc = rc;
842 	),
843 
844 	TP_printk("mr.id=%u: rc=%d",
845 		__entry->mr_id, __entry->rc
846 	)
847 );
848 
849 TRACE_EVENT(xprtrdma_frwr_dereg,
850 	TP_PROTO(
851 		const struct rpcrdma_mr *mr,
852 		int rc
853 	),
854 
855 	TP_ARGS(mr, rc),
856 
857 	TP_STRUCT__entry(
858 		__field(u32, mr_id)
859 		__field(int, nents)
860 		__field(u32, handle)
861 		__field(u32, length)
862 		__field(u64, offset)
863 		__field(u32, dir)
864 		__field(int, rc)
865 	),
866 
867 	TP_fast_assign(
868 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
869 		__entry->nents  = mr->mr_nents;
870 		__entry->handle = mr->mr_handle;
871 		__entry->length = mr->mr_length;
872 		__entry->offset = mr->mr_offset;
873 		__entry->dir    = mr->mr_dir;
874 		__entry->rc	= rc;
875 	),
876 
877 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s): rc=%d",
878 		__entry->mr_id, __entry->nents, __entry->length,
879 		(unsigned long long)__entry->offset, __entry->handle,
880 		xprtrdma_show_direction(__entry->dir),
881 		__entry->rc
882 	)
883 );
884 
885 TRACE_EVENT(xprtrdma_frwr_sgerr,
886 	TP_PROTO(
887 		const struct rpcrdma_mr *mr,
888 		int sg_nents
889 	),
890 
891 	TP_ARGS(mr, sg_nents),
892 
893 	TP_STRUCT__entry(
894 		__field(u32, mr_id)
895 		__field(u64, addr)
896 		__field(u32, dir)
897 		__field(int, nents)
898 	),
899 
900 	TP_fast_assign(
901 		__entry->mr_id = mr->frwr.fr_mr->res.id;
902 		__entry->addr = mr->mr_sg->dma_address;
903 		__entry->dir = mr->mr_dir;
904 		__entry->nents = sg_nents;
905 	),
906 
907 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) sg_nents=%d",
908 		__entry->mr_id, __entry->addr,
909 		xprtrdma_show_direction(__entry->dir),
910 		__entry->nents
911 	)
912 );
913 
914 TRACE_EVENT(xprtrdma_frwr_maperr,
915 	TP_PROTO(
916 		const struct rpcrdma_mr *mr,
917 		int num_mapped
918 	),
919 
920 	TP_ARGS(mr, num_mapped),
921 
922 	TP_STRUCT__entry(
923 		__field(u32, mr_id)
924 		__field(u64, addr)
925 		__field(u32, dir)
926 		__field(int, num_mapped)
927 		__field(int, nents)
928 	),
929 
930 	TP_fast_assign(
931 		__entry->mr_id = mr->frwr.fr_mr->res.id;
932 		__entry->addr = mr->mr_sg->dma_address;
933 		__entry->dir = mr->mr_dir;
934 		__entry->num_mapped = num_mapped;
935 		__entry->nents = mr->mr_nents;
936 	),
937 
938 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) nents=%d of %d",
939 		__entry->mr_id, __entry->addr,
940 		xprtrdma_show_direction(__entry->dir),
941 		__entry->num_mapped, __entry->nents
942 	)
943 );
944 
945 DEFINE_MR_EVENT(localinv);
946 DEFINE_MR_EVENT(map);
947 DEFINE_MR_EVENT(unmap);
948 DEFINE_MR_EVENT(reminv);
949 DEFINE_MR_EVENT(recycle);
950 
951 TRACE_EVENT(xprtrdma_dma_maperr,
952 	TP_PROTO(
953 		u64 addr
954 	),
955 
956 	TP_ARGS(addr),
957 
958 	TP_STRUCT__entry(
959 		__field(u64, addr)
960 	),
961 
962 	TP_fast_assign(
963 		__entry->addr = addr;
964 	),
965 
966 	TP_printk("dma addr=0x%llx\n", __entry->addr)
967 );
968 
969 /**
970  ** Reply events
971  **/
972 
973 TRACE_EVENT(xprtrdma_reply,
974 	TP_PROTO(
975 		const struct rpc_task *task,
976 		const struct rpcrdma_rep *rep,
977 		unsigned int credits
978 	),
979 
980 	TP_ARGS(task, rep, credits),
981 
982 	TP_STRUCT__entry(
983 		__field(unsigned int, task_id)
984 		__field(unsigned int, client_id)
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->xid = be32_to_cpu(rep->rr_xid);
993 		__entry->credits = credits;
994 	),
995 
996 	TP_printk("task:%u@%u xid=0x%08x credits=%u",
997 		__entry->task_id, __entry->client_id, __entry->xid,
998 		__entry->credits
999 	)
1000 );
1001 
1002 DEFINE_REPLY_EVENT(vers);
1003 DEFINE_REPLY_EVENT(rqst);
1004 DEFINE_REPLY_EVENT(short);
1005 DEFINE_REPLY_EVENT(hdr);
1006 
1007 TRACE_EVENT(xprtrdma_err_vers,
1008 	TP_PROTO(
1009 		const struct rpc_rqst *rqst,
1010 		__be32 *min,
1011 		__be32 *max
1012 	),
1013 
1014 	TP_ARGS(rqst, min, max),
1015 
1016 	TP_STRUCT__entry(
1017 		__field(unsigned int, task_id)
1018 		__field(unsigned int, client_id)
1019 		__field(u32, xid)
1020 		__field(u32, min)
1021 		__field(u32, max)
1022 	),
1023 
1024 	TP_fast_assign(
1025 		__entry->task_id = rqst->rq_task->tk_pid;
1026 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1027 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1028 		__entry->min = be32_to_cpup(min);
1029 		__entry->max = be32_to_cpup(max);
1030 	),
1031 
1032 	TP_printk("task:%u@%u xid=0x%08x versions=[%u, %u]",
1033 		__entry->task_id, __entry->client_id, __entry->xid,
1034 		__entry->min, __entry->max
1035 	)
1036 );
1037 
1038 TRACE_EVENT(xprtrdma_err_chunk,
1039 	TP_PROTO(
1040 		const struct rpc_rqst *rqst
1041 	),
1042 
1043 	TP_ARGS(rqst),
1044 
1045 	TP_STRUCT__entry(
1046 		__field(unsigned int, task_id)
1047 		__field(unsigned int, client_id)
1048 		__field(u32, xid)
1049 	),
1050 
1051 	TP_fast_assign(
1052 		__entry->task_id = rqst->rq_task->tk_pid;
1053 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1054 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1055 	),
1056 
1057 	TP_printk("task:%u@%u xid=0x%08x",
1058 		__entry->task_id, __entry->client_id, __entry->xid
1059 	)
1060 );
1061 
1062 TRACE_EVENT(xprtrdma_err_unrecognized,
1063 	TP_PROTO(
1064 		const struct rpc_rqst *rqst,
1065 		__be32 *procedure
1066 	),
1067 
1068 	TP_ARGS(rqst, procedure),
1069 
1070 	TP_STRUCT__entry(
1071 		__field(unsigned int, task_id)
1072 		__field(unsigned int, client_id)
1073 		__field(u32, xid)
1074 		__field(u32, procedure)
1075 	),
1076 
1077 	TP_fast_assign(
1078 		__entry->task_id = rqst->rq_task->tk_pid;
1079 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1080 		__entry->procedure = be32_to_cpup(procedure);
1081 	),
1082 
1083 	TP_printk("task:%u@%u xid=0x%08x procedure=%u",
1084 		__entry->task_id, __entry->client_id, __entry->xid,
1085 		__entry->procedure
1086 	)
1087 );
1088 
1089 TRACE_EVENT(xprtrdma_fixup,
1090 	TP_PROTO(
1091 		const struct rpc_rqst *rqst,
1092 		unsigned long fixup
1093 	),
1094 
1095 	TP_ARGS(rqst, fixup),
1096 
1097 	TP_STRUCT__entry(
1098 		__field(unsigned int, task_id)
1099 		__field(unsigned int, client_id)
1100 		__field(unsigned long, fixup)
1101 		__field(size_t, headlen)
1102 		__field(unsigned int, pagelen)
1103 		__field(size_t, taillen)
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->fixup = fixup;
1110 		__entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
1111 		__entry->pagelen = rqst->rq_rcv_buf.page_len;
1112 		__entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
1113 	),
1114 
1115 	TP_printk("task:%u@%u fixup=%lu xdr=%zu/%u/%zu",
1116 		__entry->task_id, __entry->client_id, __entry->fixup,
1117 		__entry->headlen, __entry->pagelen, __entry->taillen
1118 	)
1119 );
1120 
1121 TRACE_EVENT(xprtrdma_decode_seg,
1122 	TP_PROTO(
1123 		u32 handle,
1124 		u32 length,
1125 		u64 offset
1126 	),
1127 
1128 	TP_ARGS(handle, length, offset),
1129 
1130 	TP_STRUCT__entry(
1131 		__field(u32, handle)
1132 		__field(u32, length)
1133 		__field(u64, offset)
1134 	),
1135 
1136 	TP_fast_assign(
1137 		__entry->handle = handle;
1138 		__entry->length = length;
1139 		__entry->offset = offset;
1140 	),
1141 
1142 	TP_printk("%u@0x%016llx:0x%08x",
1143 		__entry->length, (unsigned long long)__entry->offset,
1144 		__entry->handle
1145 	)
1146 );
1147 
1148 /**
1149  ** Callback events
1150  **/
1151 
1152 TRACE_EVENT(xprtrdma_cb_setup,
1153 	TP_PROTO(
1154 		const struct rpcrdma_xprt *r_xprt,
1155 		unsigned int reqs
1156 	),
1157 
1158 	TP_ARGS(r_xprt, reqs),
1159 
1160 	TP_STRUCT__entry(
1161 		__field(const void *, r_xprt)
1162 		__field(unsigned int, reqs)
1163 		__string(addr, rpcrdma_addrstr(r_xprt))
1164 		__string(port, rpcrdma_portstr(r_xprt))
1165 	),
1166 
1167 	TP_fast_assign(
1168 		__entry->r_xprt = r_xprt;
1169 		__entry->reqs = reqs;
1170 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
1171 		__assign_str(port, rpcrdma_portstr(r_xprt));
1172 	),
1173 
1174 	TP_printk("peer=[%s]:%s r_xprt=%p: %u reqs",
1175 		__get_str(addr), __get_str(port),
1176 		__entry->r_xprt, __entry->reqs
1177 	)
1178 );
1179 
1180 DEFINE_CB_EVENT(xprtrdma_cb_call);
1181 DEFINE_CB_EVENT(xprtrdma_cb_reply);
1182 
1183 /**
1184  ** Server-side RPC/RDMA events
1185  **/
1186 
1187 DECLARE_EVENT_CLASS(svcrdma_accept_class,
1188 	TP_PROTO(
1189 		const struct svcxprt_rdma *rdma,
1190 		long status
1191 	),
1192 
1193 	TP_ARGS(rdma, status),
1194 
1195 	TP_STRUCT__entry(
1196 		__field(long, status)
1197 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1198 	),
1199 
1200 	TP_fast_assign(
1201 		__entry->status = status;
1202 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1203 	),
1204 
1205 	TP_printk("addr=%s status=%ld",
1206 		__get_str(addr), __entry->status
1207 	)
1208 );
1209 
1210 #define DEFINE_ACCEPT_EVENT(name) \
1211 		DEFINE_EVENT(svcrdma_accept_class, svcrdma_##name##_err, \
1212 				TP_PROTO( \
1213 					const struct svcxprt_rdma *rdma, \
1214 					long status \
1215 				), \
1216 				TP_ARGS(rdma, status))
1217 
1218 DEFINE_ACCEPT_EVENT(pd);
1219 DEFINE_ACCEPT_EVENT(qp);
1220 DEFINE_ACCEPT_EVENT(fabric);
1221 DEFINE_ACCEPT_EVENT(initdepth);
1222 DEFINE_ACCEPT_EVENT(accept);
1223 
1224 TRACE_DEFINE_ENUM(RDMA_MSG);
1225 TRACE_DEFINE_ENUM(RDMA_NOMSG);
1226 TRACE_DEFINE_ENUM(RDMA_MSGP);
1227 TRACE_DEFINE_ENUM(RDMA_DONE);
1228 TRACE_DEFINE_ENUM(RDMA_ERROR);
1229 
1230 #define show_rpcrdma_proc(x)						\
1231 		__print_symbolic(x,					\
1232 				{ RDMA_MSG, "RDMA_MSG" },		\
1233 				{ RDMA_NOMSG, "RDMA_NOMSG" },		\
1234 				{ RDMA_MSGP, "RDMA_MSGP" },		\
1235 				{ RDMA_DONE, "RDMA_DONE" },		\
1236 				{ RDMA_ERROR, "RDMA_ERROR" })
1237 
1238 TRACE_EVENT(svcrdma_decode_rqst,
1239 	TP_PROTO(
1240 		const struct svc_rdma_recv_ctxt *ctxt,
1241 		__be32 *p,
1242 		unsigned int hdrlen
1243 	),
1244 
1245 	TP_ARGS(ctxt, p, hdrlen),
1246 
1247 	TP_STRUCT__entry(
1248 		__field(u32, cq_id)
1249 		__field(int, completion_id)
1250 		__field(u32, xid)
1251 		__field(u32, vers)
1252 		__field(u32, proc)
1253 		__field(u32, credits)
1254 		__field(unsigned int, hdrlen)
1255 	),
1256 
1257 	TP_fast_assign(
1258 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1259 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1260 		__entry->xid = be32_to_cpup(p++);
1261 		__entry->vers = be32_to_cpup(p++);
1262 		__entry->credits = be32_to_cpup(p++);
1263 		__entry->proc = be32_to_cpup(p);
1264 		__entry->hdrlen = hdrlen;
1265 	),
1266 
1267 	TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
1268 		__entry->cq_id, __entry->completion_id,
1269 		__entry->xid, __entry->vers, __entry->credits,
1270 		show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
1271 );
1272 
1273 TRACE_EVENT(svcrdma_decode_short_err,
1274 	TP_PROTO(
1275 		const struct svc_rdma_recv_ctxt *ctxt,
1276 		unsigned int hdrlen
1277 	),
1278 
1279 	TP_ARGS(ctxt, hdrlen),
1280 
1281 	TP_STRUCT__entry(
1282 		__field(u32, cq_id)
1283 		__field(int, completion_id)
1284 		__field(unsigned int, hdrlen)
1285 	),
1286 
1287 	TP_fast_assign(
1288 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1289 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1290 		__entry->hdrlen = hdrlen;
1291 	),
1292 
1293 	TP_printk("cq.id=%u cid=%d hdrlen=%u",
1294 		__entry->cq_id, __entry->completion_id,
1295 		__entry->hdrlen)
1296 );
1297 
1298 DECLARE_EVENT_CLASS(svcrdma_badreq_event,
1299 	TP_PROTO(
1300 		const struct svc_rdma_recv_ctxt *ctxt,
1301 		__be32 *p
1302 	),
1303 
1304 	TP_ARGS(ctxt, p),
1305 
1306 	TP_STRUCT__entry(
1307 		__field(u32, cq_id)
1308 		__field(int, completion_id)
1309 		__field(u32, xid)
1310 		__field(u32, vers)
1311 		__field(u32, proc)
1312 		__field(u32, credits)
1313 	),
1314 
1315 	TP_fast_assign(
1316 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1317 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1318 		__entry->xid = be32_to_cpup(p++);
1319 		__entry->vers = be32_to_cpup(p++);
1320 		__entry->credits = be32_to_cpup(p++);
1321 		__entry->proc = be32_to_cpup(p);
1322 	),
1323 
1324 	TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%u",
1325 		__entry->cq_id, __entry->completion_id,
1326 		__entry->xid, __entry->vers, __entry->credits, __entry->proc)
1327 );
1328 
1329 #define DEFINE_BADREQ_EVENT(name)					\
1330 		DEFINE_EVENT(svcrdma_badreq_event,			\
1331 			     svcrdma_decode_##name##_err,		\
1332 				TP_PROTO(				\
1333 					const struct svc_rdma_recv_ctxt *ctxt,	\
1334 					__be32 *p			\
1335 				),					\
1336 				TP_ARGS(ctxt, p))
1337 
1338 DEFINE_BADREQ_EVENT(badvers);
1339 DEFINE_BADREQ_EVENT(drop);
1340 DEFINE_BADREQ_EVENT(badproc);
1341 DEFINE_BADREQ_EVENT(parse);
1342 
1343 DECLARE_EVENT_CLASS(svcrdma_segment_event,
1344 	TP_PROTO(
1345 		u32 handle,
1346 		u32 length,
1347 		u64 offset
1348 	),
1349 
1350 	TP_ARGS(handle, length, offset),
1351 
1352 	TP_STRUCT__entry(
1353 		__field(u32, handle)
1354 		__field(u32, length)
1355 		__field(u64, offset)
1356 	),
1357 
1358 	TP_fast_assign(
1359 		__entry->handle = handle;
1360 		__entry->length = length;
1361 		__entry->offset = offset;
1362 	),
1363 
1364 	TP_printk("%u@0x%016llx:0x%08x",
1365 		__entry->length, (unsigned long long)__entry->offset,
1366 		__entry->handle
1367 	)
1368 );
1369 
1370 #define DEFINE_SEGMENT_EVENT(name)					\
1371 		DEFINE_EVENT(svcrdma_segment_event, svcrdma_##name,\
1372 				TP_PROTO(				\
1373 					u32 handle,			\
1374 					u32 length,			\
1375 					u64 offset			\
1376 				),					\
1377 				TP_ARGS(handle, length, offset))
1378 
1379 DEFINE_SEGMENT_EVENT(decode_wseg);
1380 DEFINE_SEGMENT_EVENT(encode_rseg);
1381 DEFINE_SEGMENT_EVENT(send_rseg);
1382 DEFINE_SEGMENT_EVENT(encode_wseg);
1383 DEFINE_SEGMENT_EVENT(send_wseg);
1384 
1385 DECLARE_EVENT_CLASS(svcrdma_chunk_event,
1386 	TP_PROTO(
1387 		u32 length
1388 	),
1389 
1390 	TP_ARGS(length),
1391 
1392 	TP_STRUCT__entry(
1393 		__field(u32, length)
1394 	),
1395 
1396 	TP_fast_assign(
1397 		__entry->length = length;
1398 	),
1399 
1400 	TP_printk("length=%u",
1401 		__entry->length
1402 	)
1403 );
1404 
1405 #define DEFINE_CHUNK_EVENT(name)					\
1406 		DEFINE_EVENT(svcrdma_chunk_event, svcrdma_##name,	\
1407 				TP_PROTO(				\
1408 					u32 length			\
1409 				),					\
1410 				TP_ARGS(length))
1411 
1412 DEFINE_CHUNK_EVENT(send_pzr);
1413 DEFINE_CHUNK_EVENT(encode_write_chunk);
1414 DEFINE_CHUNK_EVENT(send_write_chunk);
1415 DEFINE_CHUNK_EVENT(encode_read_chunk);
1416 DEFINE_CHUNK_EVENT(send_reply_chunk);
1417 
1418 TRACE_EVENT(svcrdma_send_read_chunk,
1419 	TP_PROTO(
1420 		u32 length,
1421 		u32 position
1422 	),
1423 
1424 	TP_ARGS(length, position),
1425 
1426 	TP_STRUCT__entry(
1427 		__field(u32, length)
1428 		__field(u32, position)
1429 	),
1430 
1431 	TP_fast_assign(
1432 		__entry->length = length;
1433 		__entry->position = position;
1434 	),
1435 
1436 	TP_printk("length=%u position=%u",
1437 		__entry->length, __entry->position
1438 	)
1439 );
1440 
1441 DECLARE_EVENT_CLASS(svcrdma_error_event,
1442 	TP_PROTO(
1443 		__be32 xid
1444 	),
1445 
1446 	TP_ARGS(xid),
1447 
1448 	TP_STRUCT__entry(
1449 		__field(u32, xid)
1450 	),
1451 
1452 	TP_fast_assign(
1453 		__entry->xid = be32_to_cpu(xid);
1454 	),
1455 
1456 	TP_printk("xid=0x%08x",
1457 		__entry->xid
1458 	)
1459 );
1460 
1461 #define DEFINE_ERROR_EVENT(name)					\
1462 		DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name,	\
1463 				TP_PROTO(				\
1464 					__be32 xid			\
1465 				),					\
1466 				TP_ARGS(xid))
1467 
1468 DEFINE_ERROR_EVENT(vers);
1469 DEFINE_ERROR_EVENT(chunk);
1470 
1471 /**
1472  ** Server-side RDMA API events
1473  **/
1474 
1475 DECLARE_EVENT_CLASS(svcrdma_dma_map_class,
1476 	TP_PROTO(
1477 		const struct svcxprt_rdma *rdma,
1478 		u64 dma_addr,
1479 		u32 length
1480 	),
1481 
1482 	TP_ARGS(rdma, dma_addr, length),
1483 
1484 	TP_STRUCT__entry(
1485 		__field(u64, dma_addr)
1486 		__field(u32, length)
1487 		__string(device, rdma->sc_cm_id->device->name)
1488 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1489 	),
1490 
1491 	TP_fast_assign(
1492 		__entry->dma_addr = dma_addr;
1493 		__entry->length = length;
1494 		__assign_str(device, rdma->sc_cm_id->device->name);
1495 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1496 	),
1497 
1498 	TP_printk("addr=%s device=%s dma_addr=%llu length=%u",
1499 		__get_str(addr), __get_str(device),
1500 		__entry->dma_addr, __entry->length
1501 	)
1502 );
1503 
1504 #define DEFINE_SVC_DMA_EVENT(name)					\
1505 		DEFINE_EVENT(svcrdma_dma_map_class, svcrdma_##name,	\
1506 				TP_PROTO(				\
1507 					const struct svcxprt_rdma *rdma,\
1508 					u64 dma_addr,			\
1509 					u32 length			\
1510 				),					\
1511 				TP_ARGS(rdma, dma_addr, length))
1512 
1513 DEFINE_SVC_DMA_EVENT(dma_map_page);
1514 DEFINE_SVC_DMA_EVENT(dma_unmap_page);
1515 
1516 TRACE_EVENT(svcrdma_dma_map_rw_err,
1517 	TP_PROTO(
1518 		const struct svcxprt_rdma *rdma,
1519 		unsigned int nents,
1520 		int status
1521 	),
1522 
1523 	TP_ARGS(rdma, nents, status),
1524 
1525 	TP_STRUCT__entry(
1526 		__field(int, status)
1527 		__field(unsigned int, nents)
1528 		__string(device, rdma->sc_cm_id->device->name)
1529 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1530 	),
1531 
1532 	TP_fast_assign(
1533 		__entry->status = status;
1534 		__entry->nents = nents;
1535 		__assign_str(device, rdma->sc_cm_id->device->name);
1536 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1537 	),
1538 
1539 	TP_printk("addr=%s device=%s nents=%u status=%d",
1540 		__get_str(addr), __get_str(device), __entry->nents,
1541 		__entry->status
1542 	)
1543 );
1544 
1545 TRACE_EVENT(svcrdma_no_rwctx_err,
1546 	TP_PROTO(
1547 		const struct svcxprt_rdma *rdma,
1548 		unsigned int num_sges
1549 	),
1550 
1551 	TP_ARGS(rdma, num_sges),
1552 
1553 	TP_STRUCT__entry(
1554 		__field(unsigned int, num_sges)
1555 		__string(device, rdma->sc_cm_id->device->name)
1556 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1557 	),
1558 
1559 	TP_fast_assign(
1560 		__entry->num_sges = num_sges;
1561 		__assign_str(device, rdma->sc_cm_id->device->name);
1562 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1563 	),
1564 
1565 	TP_printk("addr=%s device=%s num_sges=%d",
1566 		__get_str(addr), __get_str(device), __entry->num_sges
1567 	)
1568 );
1569 
1570 TRACE_EVENT(svcrdma_page_overrun_err,
1571 	TP_PROTO(
1572 		const struct svcxprt_rdma *rdma,
1573 		const struct svc_rqst *rqst,
1574 		unsigned int pageno
1575 	),
1576 
1577 	TP_ARGS(rdma, rqst, pageno),
1578 
1579 	TP_STRUCT__entry(
1580 		__field(unsigned int, pageno)
1581 		__field(u32, xid)
1582 		__string(device, rdma->sc_cm_id->device->name)
1583 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1584 	),
1585 
1586 	TP_fast_assign(
1587 		__entry->pageno = pageno;
1588 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1589 		__assign_str(device, rdma->sc_cm_id->device->name);
1590 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1591 	),
1592 
1593 	TP_printk("addr=%s device=%s xid=0x%08x pageno=%u", __get_str(addr),
1594 		__get_str(device), __entry->xid, __entry->pageno
1595 	)
1596 );
1597 
1598 TRACE_EVENT(svcrdma_small_wrch_err,
1599 	TP_PROTO(
1600 		const struct svcxprt_rdma *rdma,
1601 		unsigned int remaining,
1602 		unsigned int seg_no,
1603 		unsigned int num_segs
1604 	),
1605 
1606 	TP_ARGS(rdma, remaining, seg_no, num_segs),
1607 
1608 	TP_STRUCT__entry(
1609 		__field(unsigned int, remaining)
1610 		__field(unsigned int, seg_no)
1611 		__field(unsigned int, num_segs)
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->remaining = remaining;
1618 		__entry->seg_no = seg_no;
1619 		__entry->num_segs = num_segs;
1620 		__assign_str(device, rdma->sc_cm_id->device->name);
1621 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1622 	),
1623 
1624 	TP_printk("addr=%s device=%s remaining=%u seg_no=%u num_segs=%u",
1625 		__get_str(addr), __get_str(device), __entry->remaining,
1626 		__entry->seg_no, __entry->num_segs
1627 	)
1628 );
1629 
1630 TRACE_EVENT(svcrdma_send_pullup,
1631 	TP_PROTO(
1632 		unsigned int len
1633 	),
1634 
1635 	TP_ARGS(len),
1636 
1637 	TP_STRUCT__entry(
1638 		__field(unsigned int, len)
1639 	),
1640 
1641 	TP_fast_assign(
1642 		__entry->len = len;
1643 	),
1644 
1645 	TP_printk("len=%u", __entry->len)
1646 );
1647 
1648 TRACE_EVENT(svcrdma_send_err,
1649 	TP_PROTO(
1650 		const struct svc_rqst *rqst,
1651 		int status
1652 	),
1653 
1654 	TP_ARGS(rqst, status),
1655 
1656 	TP_STRUCT__entry(
1657 		__field(int, status)
1658 		__field(u32, xid)
1659 		__string(addr, rqst->rq_xprt->xpt_remotebuf)
1660 	),
1661 
1662 	TP_fast_assign(
1663 		__entry->status = status;
1664 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1665 		__assign_str(addr, rqst->rq_xprt->xpt_remotebuf);
1666 	),
1667 
1668 	TP_printk("addr=%s xid=0x%08x status=%d", __get_str(addr),
1669 		__entry->xid, __entry->status
1670 	)
1671 );
1672 
1673 TRACE_EVENT(svcrdma_post_send,
1674 	TP_PROTO(
1675 		const struct svc_rdma_send_ctxt *ctxt
1676 	),
1677 
1678 	TP_ARGS(ctxt),
1679 
1680 	TP_STRUCT__entry(
1681 		__field(u32, cq_id)
1682 		__field(int, completion_id)
1683 		__field(unsigned int, num_sge)
1684 		__field(u32, inv_rkey)
1685 	),
1686 
1687 	TP_fast_assign(
1688 		const struct ib_send_wr *wr = &ctxt->sc_send_wr;
1689 
1690 		__entry->cq_id = ctxt->sc_cid.ci_queue_id;
1691 		__entry->completion_id = ctxt->sc_cid.ci_completion_id;
1692 		__entry->num_sge = wr->num_sge;
1693 		__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
1694 					wr->ex.invalidate_rkey : 0;
1695 	),
1696 
1697 	TP_printk("cq_id=%u cid=%d num_sge=%u inv_rkey=0x%08x",
1698 		__entry->cq_id, __entry->completion_id,
1699 		__entry->num_sge, __entry->inv_rkey
1700 	)
1701 );
1702 
1703 DEFINE_COMPLETION_EVENT(svcrdma_wc_send);
1704 
1705 TRACE_EVENT(svcrdma_post_recv,
1706 	TP_PROTO(
1707 		const struct svc_rdma_recv_ctxt *ctxt
1708 	),
1709 
1710 	TP_ARGS(ctxt),
1711 
1712 	TP_STRUCT__entry(
1713 		__field(u32, cq_id)
1714 		__field(int, completion_id)
1715 	),
1716 
1717 	TP_fast_assign(
1718 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1719 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1720 	),
1721 
1722 	TP_printk("cq.id=%d cid=%d",
1723 		__entry->cq_id, __entry->completion_id
1724 	)
1725 );
1726 
1727 DEFINE_COMPLETION_EVENT(svcrdma_wc_receive);
1728 
1729 TRACE_EVENT(svcrdma_rq_post_err,
1730 	TP_PROTO(
1731 		const struct svcxprt_rdma *rdma,
1732 		int status
1733 	),
1734 
1735 	TP_ARGS(rdma, status),
1736 
1737 	TP_STRUCT__entry(
1738 		__field(int, status)
1739 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1740 	),
1741 
1742 	TP_fast_assign(
1743 		__entry->status = status;
1744 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1745 	),
1746 
1747 	TP_printk("addr=%s status=%d",
1748 		__get_str(addr), __entry->status
1749 	)
1750 );
1751 
1752 TRACE_EVENT(svcrdma_post_chunk,
1753 	TP_PROTO(
1754 		const struct rpc_rdma_cid *cid,
1755 		int sqecount
1756 	),
1757 
1758 	TP_ARGS(cid, sqecount),
1759 
1760 	TP_STRUCT__entry(
1761 		__field(u32, cq_id)
1762 		__field(int, completion_id)
1763 		__field(int, sqecount)
1764 	),
1765 
1766 	TP_fast_assign(
1767 		__entry->cq_id = cid->ci_queue_id;
1768 		__entry->completion_id = cid->ci_completion_id;
1769 		__entry->sqecount = sqecount;
1770 	),
1771 
1772 	TP_printk("cq.id=%u cid=%d sqecount=%d",
1773 		__entry->cq_id, __entry->completion_id,
1774 		__entry->sqecount
1775 	)
1776 );
1777 
1778 DEFINE_COMPLETION_EVENT(svcrdma_wc_read);
1779 DEFINE_COMPLETION_EVENT(svcrdma_wc_write);
1780 
1781 TRACE_EVENT(svcrdma_qp_error,
1782 	TP_PROTO(
1783 		const struct ib_event *event,
1784 		const struct sockaddr *sap
1785 	),
1786 
1787 	TP_ARGS(event, sap),
1788 
1789 	TP_STRUCT__entry(
1790 		__field(unsigned int, event)
1791 		__string(device, event->device->name)
1792 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1793 	),
1794 
1795 	TP_fast_assign(
1796 		__entry->event = event->event;
1797 		__assign_str(device, event->device->name);
1798 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1799 			 "%pISpc", sap);
1800 	),
1801 
1802 	TP_printk("addr=%s dev=%s event=%s (%u)",
1803 		__entry->addr, __get_str(device),
1804 		rdma_show_ib_event(__entry->event), __entry->event
1805 	)
1806 );
1807 
1808 DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
1809 	TP_PROTO(
1810 		const struct svcxprt_rdma *rdma
1811 	),
1812 
1813 	TP_ARGS(rdma),
1814 
1815 	TP_STRUCT__entry(
1816 		__field(int, avail)
1817 		__field(int, depth)
1818 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1819 	),
1820 
1821 	TP_fast_assign(
1822 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1823 		__entry->depth = rdma->sc_sq_depth;
1824 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1825 	),
1826 
1827 	TP_printk("addr=%s sc_sq_avail=%d/%d",
1828 		__get_str(addr), __entry->avail, __entry->depth
1829 	)
1830 );
1831 
1832 #define DEFINE_SQ_EVENT(name)						\
1833 		DEFINE_EVENT(svcrdma_sendqueue_event, svcrdma_sq_##name,\
1834 				TP_PROTO(				\
1835 					const struct svcxprt_rdma *rdma \
1836 				),					\
1837 				TP_ARGS(rdma))
1838 
1839 DEFINE_SQ_EVENT(full);
1840 DEFINE_SQ_EVENT(retry);
1841 
1842 TRACE_EVENT(svcrdma_sq_post_err,
1843 	TP_PROTO(
1844 		const struct svcxprt_rdma *rdma,
1845 		int status
1846 	),
1847 
1848 	TP_ARGS(rdma, status),
1849 
1850 	TP_STRUCT__entry(
1851 		__field(int, avail)
1852 		__field(int, depth)
1853 		__field(int, status)
1854 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1855 	),
1856 
1857 	TP_fast_assign(
1858 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1859 		__entry->depth = rdma->sc_sq_depth;
1860 		__entry->status = status;
1861 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1862 	),
1863 
1864 	TP_printk("addr=%s sc_sq_avail=%d/%d status=%d",
1865 		__get_str(addr), __entry->avail, __entry->depth,
1866 		__entry->status
1867 	)
1868 );
1869 
1870 #endif /* _TRACE_RPCRDMA_H */
1871 
1872 #include <trace/define_trace.h>
1873