xref: /openbmc/linux/include/trace/events/rpcrdma.h (revision 36a55edfc3d5b1c2735c088bcb06967de103f299)
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_err,
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(unsigned int, task_id)
797 		__field(unsigned int, client_id)
798 		__field(int, status)
799 	),
800 
801 	TP_fast_assign(
802 		const struct rpc_task *task = req->rl_slot.rq_task;
803 
804 		__entry->task_id = task->tk_pid;
805 		__entry->client_id = task->tk_client->cl_clid;
806 		__entry->status = status;
807 	),
808 
809 	TP_printk("task:%u@%u status=%d",
810 		__entry->task_id, __entry->client_id, __entry->status
811 	)
812 );
813 
814 /**
815  ** Completion events
816  **/
817 
818 DEFINE_COMPLETION_EVENT(xprtrdma_wc_receive);
819 DEFINE_COMPLETION_EVENT(xprtrdma_wc_send);
820 DEFINE_COMPLETION_EVENT(xprtrdma_wc_fastreg);
821 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li);
822 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li_wake);
823 DEFINE_COMPLETION_EVENT(xprtrdma_wc_li_done);
824 
825 TRACE_EVENT(xprtrdma_frwr_alloc,
826 	TP_PROTO(
827 		const struct rpcrdma_mr *mr,
828 		int rc
829 	),
830 
831 	TP_ARGS(mr, rc),
832 
833 	TP_STRUCT__entry(
834 		__field(u32, mr_id)
835 		__field(int, rc)
836 	),
837 
838 	TP_fast_assign(
839 		__entry->mr_id = mr->frwr.fr_mr->res.id;
840 		__entry->rc = rc;
841 	),
842 
843 	TP_printk("mr.id=%u: rc=%d",
844 		__entry->mr_id, __entry->rc
845 	)
846 );
847 
848 TRACE_EVENT(xprtrdma_frwr_dereg,
849 	TP_PROTO(
850 		const struct rpcrdma_mr *mr,
851 		int rc
852 	),
853 
854 	TP_ARGS(mr, rc),
855 
856 	TP_STRUCT__entry(
857 		__field(u32, mr_id)
858 		__field(int, nents)
859 		__field(u32, handle)
860 		__field(u32, length)
861 		__field(u64, offset)
862 		__field(u32, dir)
863 		__field(int, rc)
864 	),
865 
866 	TP_fast_assign(
867 		__entry->mr_id  = mr->frwr.fr_mr->res.id;
868 		__entry->nents  = mr->mr_nents;
869 		__entry->handle = mr->mr_handle;
870 		__entry->length = mr->mr_length;
871 		__entry->offset = mr->mr_offset;
872 		__entry->dir    = mr->mr_dir;
873 		__entry->rc	= rc;
874 	),
875 
876 	TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s): rc=%d",
877 		__entry->mr_id, __entry->nents, __entry->length,
878 		(unsigned long long)__entry->offset, __entry->handle,
879 		xprtrdma_show_direction(__entry->dir),
880 		__entry->rc
881 	)
882 );
883 
884 TRACE_EVENT(xprtrdma_frwr_sgerr,
885 	TP_PROTO(
886 		const struct rpcrdma_mr *mr,
887 		int sg_nents
888 	),
889 
890 	TP_ARGS(mr, sg_nents),
891 
892 	TP_STRUCT__entry(
893 		__field(u32, mr_id)
894 		__field(u64, addr)
895 		__field(u32, dir)
896 		__field(int, nents)
897 	),
898 
899 	TP_fast_assign(
900 		__entry->mr_id = mr->frwr.fr_mr->res.id;
901 		__entry->addr = mr->mr_sg->dma_address;
902 		__entry->dir = mr->mr_dir;
903 		__entry->nents = sg_nents;
904 	),
905 
906 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) sg_nents=%d",
907 		__entry->mr_id, __entry->addr,
908 		xprtrdma_show_direction(__entry->dir),
909 		__entry->nents
910 	)
911 );
912 
913 TRACE_EVENT(xprtrdma_frwr_maperr,
914 	TP_PROTO(
915 		const struct rpcrdma_mr *mr,
916 		int num_mapped
917 	),
918 
919 	TP_ARGS(mr, num_mapped),
920 
921 	TP_STRUCT__entry(
922 		__field(u32, mr_id)
923 		__field(u64, addr)
924 		__field(u32, dir)
925 		__field(int, num_mapped)
926 		__field(int, nents)
927 	),
928 
929 	TP_fast_assign(
930 		__entry->mr_id = mr->frwr.fr_mr->res.id;
931 		__entry->addr = mr->mr_sg->dma_address;
932 		__entry->dir = mr->mr_dir;
933 		__entry->num_mapped = num_mapped;
934 		__entry->nents = mr->mr_nents;
935 	),
936 
937 	TP_printk("mr.id=%u DMA addr=0x%llx (%s) nents=%d of %d",
938 		__entry->mr_id, __entry->addr,
939 		xprtrdma_show_direction(__entry->dir),
940 		__entry->num_mapped, __entry->nents
941 	)
942 );
943 
944 DEFINE_MR_EVENT(localinv);
945 DEFINE_MR_EVENT(map);
946 DEFINE_MR_EVENT(unmap);
947 DEFINE_MR_EVENT(reminv);
948 DEFINE_MR_EVENT(recycle);
949 
950 TRACE_EVENT(xprtrdma_dma_maperr,
951 	TP_PROTO(
952 		u64 addr
953 	),
954 
955 	TP_ARGS(addr),
956 
957 	TP_STRUCT__entry(
958 		__field(u64, addr)
959 	),
960 
961 	TP_fast_assign(
962 		__entry->addr = addr;
963 	),
964 
965 	TP_printk("dma addr=0x%llx\n", __entry->addr)
966 );
967 
968 /**
969  ** Reply events
970  **/
971 
972 TRACE_EVENT(xprtrdma_reply,
973 	TP_PROTO(
974 		const struct rpc_task *task,
975 		const struct rpcrdma_rep *rep,
976 		const struct rpcrdma_req *req,
977 		unsigned int credits
978 	),
979 
980 	TP_ARGS(task, rep, req, credits),
981 
982 	TP_STRUCT__entry(
983 		__field(unsigned int, task_id)
984 		__field(unsigned int, client_id)
985 		__field(const void *, rep)
986 		__field(const void *, req)
987 		__field(u32, xid)
988 		__field(unsigned int, credits)
989 	),
990 
991 	TP_fast_assign(
992 		__entry->task_id = task->tk_pid;
993 		__entry->client_id = task->tk_client->cl_clid;
994 		__entry->rep = rep;
995 		__entry->req = req;
996 		__entry->xid = be32_to_cpu(rep->rr_xid);
997 		__entry->credits = credits;
998 	),
999 
1000 	TP_printk("task:%u@%u xid=0x%08x, %u credits, rep=%p -> req=%p",
1001 		__entry->task_id, __entry->client_id, __entry->xid,
1002 		__entry->credits, __entry->rep, __entry->req
1003 	)
1004 );
1005 
1006 TRACE_EVENT(xprtrdma_defer_cmp,
1007 	TP_PROTO(
1008 		const struct rpcrdma_rep *rep
1009 	),
1010 
1011 	TP_ARGS(rep),
1012 
1013 	TP_STRUCT__entry(
1014 		__field(unsigned int, task_id)
1015 		__field(unsigned int, client_id)
1016 		__field(const void *, rep)
1017 		__field(u32, xid)
1018 	),
1019 
1020 	TP_fast_assign(
1021 		__entry->task_id = rep->rr_rqst->rq_task->tk_pid;
1022 		__entry->client_id = rep->rr_rqst->rq_task->tk_client->cl_clid;
1023 		__entry->rep = rep;
1024 		__entry->xid = be32_to_cpu(rep->rr_xid);
1025 	),
1026 
1027 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1028 		__entry->task_id, __entry->client_id, __entry->xid,
1029 		__entry->rep
1030 	)
1031 );
1032 
1033 DEFINE_REPLY_EVENT(xprtrdma_reply_vers);
1034 DEFINE_REPLY_EVENT(xprtrdma_reply_rqst);
1035 DEFINE_REPLY_EVENT(xprtrdma_reply_short);
1036 DEFINE_REPLY_EVENT(xprtrdma_reply_hdr);
1037 
1038 TRACE_EVENT(xprtrdma_err_vers,
1039 	TP_PROTO(
1040 		const struct rpc_rqst *rqst,
1041 		__be32 *min,
1042 		__be32 *max
1043 	),
1044 
1045 	TP_ARGS(rqst, min, max),
1046 
1047 	TP_STRUCT__entry(
1048 		__field(unsigned int, task_id)
1049 		__field(unsigned int, client_id)
1050 		__field(u32, xid)
1051 		__field(u32, min)
1052 		__field(u32, max)
1053 	),
1054 
1055 	TP_fast_assign(
1056 		__entry->task_id = rqst->rq_task->tk_pid;
1057 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1058 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1059 		__entry->min = be32_to_cpup(min);
1060 		__entry->max = be32_to_cpup(max);
1061 	),
1062 
1063 	TP_printk("task:%u@%u xid=0x%08x versions=[%u, %u]",
1064 		__entry->task_id, __entry->client_id, __entry->xid,
1065 		__entry->min, __entry->max
1066 	)
1067 );
1068 
1069 TRACE_EVENT(xprtrdma_err_chunk,
1070 	TP_PROTO(
1071 		const struct rpc_rqst *rqst
1072 	),
1073 
1074 	TP_ARGS(rqst),
1075 
1076 	TP_STRUCT__entry(
1077 		__field(unsigned int, task_id)
1078 		__field(unsigned int, client_id)
1079 		__field(u32, xid)
1080 	),
1081 
1082 	TP_fast_assign(
1083 		__entry->task_id = rqst->rq_task->tk_pid;
1084 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1085 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1086 	),
1087 
1088 	TP_printk("task:%u@%u xid=0x%08x",
1089 		__entry->task_id, __entry->client_id, __entry->xid
1090 	)
1091 );
1092 
1093 TRACE_EVENT(xprtrdma_err_unrecognized,
1094 	TP_PROTO(
1095 		const struct rpc_rqst *rqst,
1096 		__be32 *procedure
1097 	),
1098 
1099 	TP_ARGS(rqst, procedure),
1100 
1101 	TP_STRUCT__entry(
1102 		__field(unsigned int, task_id)
1103 		__field(unsigned int, client_id)
1104 		__field(u32, xid)
1105 		__field(u32, procedure)
1106 	),
1107 
1108 	TP_fast_assign(
1109 		__entry->task_id = rqst->rq_task->tk_pid;
1110 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1111 		__entry->procedure = be32_to_cpup(procedure);
1112 	),
1113 
1114 	TP_printk("task:%u@%u xid=0x%08x procedure=%u",
1115 		__entry->task_id, __entry->client_id, __entry->xid,
1116 		__entry->procedure
1117 	)
1118 );
1119 
1120 TRACE_EVENT(xprtrdma_fixup,
1121 	TP_PROTO(
1122 		const struct rpc_rqst *rqst,
1123 		unsigned long fixup
1124 	),
1125 
1126 	TP_ARGS(rqst, fixup),
1127 
1128 	TP_STRUCT__entry(
1129 		__field(unsigned int, task_id)
1130 		__field(unsigned int, client_id)
1131 		__field(unsigned long, fixup)
1132 		__field(size_t, headlen)
1133 		__field(unsigned int, pagelen)
1134 		__field(size_t, taillen)
1135 	),
1136 
1137 	TP_fast_assign(
1138 		__entry->task_id = rqst->rq_task->tk_pid;
1139 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1140 		__entry->fixup = fixup;
1141 		__entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
1142 		__entry->pagelen = rqst->rq_rcv_buf.page_len;
1143 		__entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
1144 	),
1145 
1146 	TP_printk("task:%u@%u fixup=%lu xdr=%zu/%u/%zu",
1147 		__entry->task_id, __entry->client_id, __entry->fixup,
1148 		__entry->headlen, __entry->pagelen, __entry->taillen
1149 	)
1150 );
1151 
1152 TRACE_EVENT(xprtrdma_decode_seg,
1153 	TP_PROTO(
1154 		u32 handle,
1155 		u32 length,
1156 		u64 offset
1157 	),
1158 
1159 	TP_ARGS(handle, length, offset),
1160 
1161 	TP_STRUCT__entry(
1162 		__field(u32, handle)
1163 		__field(u32, length)
1164 		__field(u64, offset)
1165 	),
1166 
1167 	TP_fast_assign(
1168 		__entry->handle = handle;
1169 		__entry->length = length;
1170 		__entry->offset = offset;
1171 	),
1172 
1173 	TP_printk("%u@0x%016llx:0x%08x",
1174 		__entry->length, (unsigned long long)__entry->offset,
1175 		__entry->handle
1176 	)
1177 );
1178 
1179 /**
1180  ** Callback events
1181  **/
1182 
1183 TRACE_EVENT(xprtrdma_cb_setup,
1184 	TP_PROTO(
1185 		const struct rpcrdma_xprt *r_xprt,
1186 		unsigned int reqs
1187 	),
1188 
1189 	TP_ARGS(r_xprt, reqs),
1190 
1191 	TP_STRUCT__entry(
1192 		__field(const void *, r_xprt)
1193 		__field(unsigned int, reqs)
1194 		__string(addr, rpcrdma_addrstr(r_xprt))
1195 		__string(port, rpcrdma_portstr(r_xprt))
1196 	),
1197 
1198 	TP_fast_assign(
1199 		__entry->r_xprt = r_xprt;
1200 		__entry->reqs = reqs;
1201 		__assign_str(addr, rpcrdma_addrstr(r_xprt));
1202 		__assign_str(port, rpcrdma_portstr(r_xprt));
1203 	),
1204 
1205 	TP_printk("peer=[%s]:%s r_xprt=%p: %u reqs",
1206 		__get_str(addr), __get_str(port),
1207 		__entry->r_xprt, __entry->reqs
1208 	)
1209 );
1210 
1211 DEFINE_CB_EVENT(xprtrdma_cb_call);
1212 DEFINE_CB_EVENT(xprtrdma_cb_reply);
1213 
1214 TRACE_EVENT(xprtrdma_leaked_rep,
1215 	TP_PROTO(
1216 		const struct rpc_rqst *rqst,
1217 		const struct rpcrdma_rep *rep
1218 	),
1219 
1220 	TP_ARGS(rqst, rep),
1221 
1222 	TP_STRUCT__entry(
1223 		__field(unsigned int, task_id)
1224 		__field(unsigned int, client_id)
1225 		__field(u32, xid)
1226 		__field(const void *, rep)
1227 	),
1228 
1229 	TP_fast_assign(
1230 		__entry->task_id = rqst->rq_task->tk_pid;
1231 		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
1232 		__entry->xid = be32_to_cpu(rqst->rq_xid);
1233 		__entry->rep = rep;
1234 	),
1235 
1236 	TP_printk("task:%u@%u xid=0x%08x rep=%p",
1237 		__entry->task_id, __entry->client_id, __entry->xid,
1238 		__entry->rep
1239 	)
1240 );
1241 
1242 /**
1243  ** Server-side RPC/RDMA events
1244  **/
1245 
1246 DECLARE_EVENT_CLASS(svcrdma_accept_class,
1247 	TP_PROTO(
1248 		const struct svcxprt_rdma *rdma,
1249 		long status
1250 	),
1251 
1252 	TP_ARGS(rdma, status),
1253 
1254 	TP_STRUCT__entry(
1255 		__field(long, status)
1256 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1257 	),
1258 
1259 	TP_fast_assign(
1260 		__entry->status = status;
1261 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1262 	),
1263 
1264 	TP_printk("addr=%s status=%ld",
1265 		__get_str(addr), __entry->status
1266 	)
1267 );
1268 
1269 #define DEFINE_ACCEPT_EVENT(name) \
1270 		DEFINE_EVENT(svcrdma_accept_class, svcrdma_##name##_err, \
1271 				TP_PROTO( \
1272 					const struct svcxprt_rdma *rdma, \
1273 					long status \
1274 				), \
1275 				TP_ARGS(rdma, status))
1276 
1277 DEFINE_ACCEPT_EVENT(pd);
1278 DEFINE_ACCEPT_EVENT(qp);
1279 DEFINE_ACCEPT_EVENT(fabric);
1280 DEFINE_ACCEPT_EVENT(initdepth);
1281 DEFINE_ACCEPT_EVENT(accept);
1282 
1283 TRACE_DEFINE_ENUM(RDMA_MSG);
1284 TRACE_DEFINE_ENUM(RDMA_NOMSG);
1285 TRACE_DEFINE_ENUM(RDMA_MSGP);
1286 TRACE_DEFINE_ENUM(RDMA_DONE);
1287 TRACE_DEFINE_ENUM(RDMA_ERROR);
1288 
1289 #define show_rpcrdma_proc(x)						\
1290 		__print_symbolic(x,					\
1291 				{ RDMA_MSG, "RDMA_MSG" },		\
1292 				{ RDMA_NOMSG, "RDMA_NOMSG" },		\
1293 				{ RDMA_MSGP, "RDMA_MSGP" },		\
1294 				{ RDMA_DONE, "RDMA_DONE" },		\
1295 				{ RDMA_ERROR, "RDMA_ERROR" })
1296 
1297 TRACE_EVENT(svcrdma_decode_rqst,
1298 	TP_PROTO(
1299 		const struct svc_rdma_recv_ctxt *ctxt,
1300 		__be32 *p,
1301 		unsigned int hdrlen
1302 	),
1303 
1304 	TP_ARGS(ctxt, p, hdrlen),
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 		__field(unsigned int, hdrlen)
1314 	),
1315 
1316 	TP_fast_assign(
1317 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1318 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1319 		__entry->xid = be32_to_cpup(p++);
1320 		__entry->vers = be32_to_cpup(p++);
1321 		__entry->credits = be32_to_cpup(p++);
1322 		__entry->proc = be32_to_cpup(p);
1323 		__entry->hdrlen = hdrlen;
1324 	),
1325 
1326 	TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
1327 		__entry->cq_id, __entry->completion_id,
1328 		__entry->xid, __entry->vers, __entry->credits,
1329 		show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
1330 );
1331 
1332 TRACE_EVENT(svcrdma_decode_short_err,
1333 	TP_PROTO(
1334 		const struct svc_rdma_recv_ctxt *ctxt,
1335 		unsigned int hdrlen
1336 	),
1337 
1338 	TP_ARGS(ctxt, hdrlen),
1339 
1340 	TP_STRUCT__entry(
1341 		__field(u32, cq_id)
1342 		__field(int, completion_id)
1343 		__field(unsigned int, hdrlen)
1344 	),
1345 
1346 	TP_fast_assign(
1347 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1348 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1349 		__entry->hdrlen = hdrlen;
1350 	),
1351 
1352 	TP_printk("cq.id=%u cid=%d hdrlen=%u",
1353 		__entry->cq_id, __entry->completion_id,
1354 		__entry->hdrlen)
1355 );
1356 
1357 DECLARE_EVENT_CLASS(svcrdma_badreq_event,
1358 	TP_PROTO(
1359 		const struct svc_rdma_recv_ctxt *ctxt,
1360 		__be32 *p
1361 	),
1362 
1363 	TP_ARGS(ctxt, p),
1364 
1365 	TP_STRUCT__entry(
1366 		__field(u32, cq_id)
1367 		__field(int, completion_id)
1368 		__field(u32, xid)
1369 		__field(u32, vers)
1370 		__field(u32, proc)
1371 		__field(u32, credits)
1372 	),
1373 
1374 	TP_fast_assign(
1375 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1376 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1377 		__entry->xid = be32_to_cpup(p++);
1378 		__entry->vers = be32_to_cpup(p++);
1379 		__entry->credits = be32_to_cpup(p++);
1380 		__entry->proc = be32_to_cpup(p);
1381 	),
1382 
1383 	TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%u",
1384 		__entry->cq_id, __entry->completion_id,
1385 		__entry->xid, __entry->vers, __entry->credits, __entry->proc)
1386 );
1387 
1388 #define DEFINE_BADREQ_EVENT(name)					\
1389 		DEFINE_EVENT(svcrdma_badreq_event,			\
1390 			     svcrdma_decode_##name##_err,		\
1391 				TP_PROTO(				\
1392 					const struct svc_rdma_recv_ctxt *ctxt,	\
1393 					__be32 *p			\
1394 				),					\
1395 				TP_ARGS(ctxt, p))
1396 
1397 DEFINE_BADREQ_EVENT(badvers);
1398 DEFINE_BADREQ_EVENT(drop);
1399 DEFINE_BADREQ_EVENT(badproc);
1400 DEFINE_BADREQ_EVENT(parse);
1401 
1402 DECLARE_EVENT_CLASS(svcrdma_segment_event,
1403 	TP_PROTO(
1404 		u32 handle,
1405 		u32 length,
1406 		u64 offset
1407 	),
1408 
1409 	TP_ARGS(handle, length, offset),
1410 
1411 	TP_STRUCT__entry(
1412 		__field(u32, handle)
1413 		__field(u32, length)
1414 		__field(u64, offset)
1415 	),
1416 
1417 	TP_fast_assign(
1418 		__entry->handle = handle;
1419 		__entry->length = length;
1420 		__entry->offset = offset;
1421 	),
1422 
1423 	TP_printk("%u@0x%016llx:0x%08x",
1424 		__entry->length, (unsigned long long)__entry->offset,
1425 		__entry->handle
1426 	)
1427 );
1428 
1429 #define DEFINE_SEGMENT_EVENT(name)					\
1430 		DEFINE_EVENT(svcrdma_segment_event, svcrdma_##name,\
1431 				TP_PROTO(				\
1432 					u32 handle,			\
1433 					u32 length,			\
1434 					u64 offset			\
1435 				),					\
1436 				TP_ARGS(handle, length, offset))
1437 
1438 DEFINE_SEGMENT_EVENT(decode_wseg);
1439 DEFINE_SEGMENT_EVENT(encode_rseg);
1440 DEFINE_SEGMENT_EVENT(send_rseg);
1441 DEFINE_SEGMENT_EVENT(encode_wseg);
1442 DEFINE_SEGMENT_EVENT(send_wseg);
1443 
1444 DECLARE_EVENT_CLASS(svcrdma_chunk_event,
1445 	TP_PROTO(
1446 		u32 length
1447 	),
1448 
1449 	TP_ARGS(length),
1450 
1451 	TP_STRUCT__entry(
1452 		__field(u32, length)
1453 	),
1454 
1455 	TP_fast_assign(
1456 		__entry->length = length;
1457 	),
1458 
1459 	TP_printk("length=%u",
1460 		__entry->length
1461 	)
1462 );
1463 
1464 #define DEFINE_CHUNK_EVENT(name)					\
1465 		DEFINE_EVENT(svcrdma_chunk_event, svcrdma_##name,	\
1466 				TP_PROTO(				\
1467 					u32 length			\
1468 				),					\
1469 				TP_ARGS(length))
1470 
1471 DEFINE_CHUNK_EVENT(send_pzr);
1472 DEFINE_CHUNK_EVENT(encode_write_chunk);
1473 DEFINE_CHUNK_EVENT(send_write_chunk);
1474 DEFINE_CHUNK_EVENT(encode_read_chunk);
1475 DEFINE_CHUNK_EVENT(send_reply_chunk);
1476 
1477 TRACE_EVENT(svcrdma_send_read_chunk,
1478 	TP_PROTO(
1479 		u32 length,
1480 		u32 position
1481 	),
1482 
1483 	TP_ARGS(length, position),
1484 
1485 	TP_STRUCT__entry(
1486 		__field(u32, length)
1487 		__field(u32, position)
1488 	),
1489 
1490 	TP_fast_assign(
1491 		__entry->length = length;
1492 		__entry->position = position;
1493 	),
1494 
1495 	TP_printk("length=%u position=%u",
1496 		__entry->length, __entry->position
1497 	)
1498 );
1499 
1500 DECLARE_EVENT_CLASS(svcrdma_error_event,
1501 	TP_PROTO(
1502 		__be32 xid
1503 	),
1504 
1505 	TP_ARGS(xid),
1506 
1507 	TP_STRUCT__entry(
1508 		__field(u32, xid)
1509 	),
1510 
1511 	TP_fast_assign(
1512 		__entry->xid = be32_to_cpu(xid);
1513 	),
1514 
1515 	TP_printk("xid=0x%08x",
1516 		__entry->xid
1517 	)
1518 );
1519 
1520 #define DEFINE_ERROR_EVENT(name)					\
1521 		DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name,	\
1522 				TP_PROTO(				\
1523 					__be32 xid			\
1524 				),					\
1525 				TP_ARGS(xid))
1526 
1527 DEFINE_ERROR_EVENT(vers);
1528 DEFINE_ERROR_EVENT(chunk);
1529 
1530 /**
1531  ** Server-side RDMA API events
1532  **/
1533 
1534 DECLARE_EVENT_CLASS(svcrdma_dma_map_class,
1535 	TP_PROTO(
1536 		const struct svcxprt_rdma *rdma,
1537 		u64 dma_addr,
1538 		u32 length
1539 	),
1540 
1541 	TP_ARGS(rdma, dma_addr, length),
1542 
1543 	TP_STRUCT__entry(
1544 		__field(u64, dma_addr)
1545 		__field(u32, length)
1546 		__string(device, rdma->sc_cm_id->device->name)
1547 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1548 	),
1549 
1550 	TP_fast_assign(
1551 		__entry->dma_addr = dma_addr;
1552 		__entry->length = length;
1553 		__assign_str(device, rdma->sc_cm_id->device->name);
1554 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1555 	),
1556 
1557 	TP_printk("addr=%s device=%s dma_addr=%llu length=%u",
1558 		__get_str(addr), __get_str(device),
1559 		__entry->dma_addr, __entry->length
1560 	)
1561 );
1562 
1563 #define DEFINE_SVC_DMA_EVENT(name)					\
1564 		DEFINE_EVENT(svcrdma_dma_map_class, svcrdma_##name,	\
1565 				TP_PROTO(				\
1566 					const struct svcxprt_rdma *rdma,\
1567 					u64 dma_addr,			\
1568 					u32 length			\
1569 				),					\
1570 				TP_ARGS(rdma, dma_addr, length))
1571 
1572 DEFINE_SVC_DMA_EVENT(dma_map_page);
1573 DEFINE_SVC_DMA_EVENT(dma_unmap_page);
1574 
1575 TRACE_EVENT(svcrdma_dma_map_rw_err,
1576 	TP_PROTO(
1577 		const struct svcxprt_rdma *rdma,
1578 		unsigned int nents,
1579 		int status
1580 	),
1581 
1582 	TP_ARGS(rdma, nents, status),
1583 
1584 	TP_STRUCT__entry(
1585 		__field(int, status)
1586 		__field(unsigned int, nents)
1587 		__string(device, rdma->sc_cm_id->device->name)
1588 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1589 	),
1590 
1591 	TP_fast_assign(
1592 		__entry->status = status;
1593 		__entry->nents = nents;
1594 		__assign_str(device, rdma->sc_cm_id->device->name);
1595 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1596 	),
1597 
1598 	TP_printk("addr=%s device=%s nents=%u status=%d",
1599 		__get_str(addr), __get_str(device), __entry->nents,
1600 		__entry->status
1601 	)
1602 );
1603 
1604 TRACE_EVENT(svcrdma_no_rwctx_err,
1605 	TP_PROTO(
1606 		const struct svcxprt_rdma *rdma,
1607 		unsigned int num_sges
1608 	),
1609 
1610 	TP_ARGS(rdma, num_sges),
1611 
1612 	TP_STRUCT__entry(
1613 		__field(unsigned int, num_sges)
1614 		__string(device, rdma->sc_cm_id->device->name)
1615 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1616 	),
1617 
1618 	TP_fast_assign(
1619 		__entry->num_sges = num_sges;
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 num_sges=%d",
1625 		__get_str(addr), __get_str(device), __entry->num_sges
1626 	)
1627 );
1628 
1629 TRACE_EVENT(svcrdma_page_overrun_err,
1630 	TP_PROTO(
1631 		const struct svcxprt_rdma *rdma,
1632 		const struct svc_rqst *rqst,
1633 		unsigned int pageno
1634 	),
1635 
1636 	TP_ARGS(rdma, rqst, pageno),
1637 
1638 	TP_STRUCT__entry(
1639 		__field(unsigned int, pageno)
1640 		__field(u32, xid)
1641 		__string(device, rdma->sc_cm_id->device->name)
1642 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1643 	),
1644 
1645 	TP_fast_assign(
1646 		__entry->pageno = pageno;
1647 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1648 		__assign_str(device, rdma->sc_cm_id->device->name);
1649 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1650 	),
1651 
1652 	TP_printk("addr=%s device=%s xid=0x%08x pageno=%u", __get_str(addr),
1653 		__get_str(device), __entry->xid, __entry->pageno
1654 	)
1655 );
1656 
1657 TRACE_EVENT(svcrdma_small_wrch_err,
1658 	TP_PROTO(
1659 		const struct svcxprt_rdma *rdma,
1660 		unsigned int remaining,
1661 		unsigned int seg_no,
1662 		unsigned int num_segs
1663 	),
1664 
1665 	TP_ARGS(rdma, remaining, seg_no, num_segs),
1666 
1667 	TP_STRUCT__entry(
1668 		__field(unsigned int, remaining)
1669 		__field(unsigned int, seg_no)
1670 		__field(unsigned int, num_segs)
1671 		__string(device, rdma->sc_cm_id->device->name)
1672 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1673 	),
1674 
1675 	TP_fast_assign(
1676 		__entry->remaining = remaining;
1677 		__entry->seg_no = seg_no;
1678 		__entry->num_segs = num_segs;
1679 		__assign_str(device, rdma->sc_cm_id->device->name);
1680 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1681 	),
1682 
1683 	TP_printk("addr=%s device=%s remaining=%u seg_no=%u num_segs=%u",
1684 		__get_str(addr), __get_str(device), __entry->remaining,
1685 		__entry->seg_no, __entry->num_segs
1686 	)
1687 );
1688 
1689 TRACE_EVENT(svcrdma_send_pullup,
1690 	TP_PROTO(
1691 		unsigned int len
1692 	),
1693 
1694 	TP_ARGS(len),
1695 
1696 	TP_STRUCT__entry(
1697 		__field(unsigned int, len)
1698 	),
1699 
1700 	TP_fast_assign(
1701 		__entry->len = len;
1702 	),
1703 
1704 	TP_printk("len=%u", __entry->len)
1705 );
1706 
1707 TRACE_EVENT(svcrdma_send_err,
1708 	TP_PROTO(
1709 		const struct svc_rqst *rqst,
1710 		int status
1711 	),
1712 
1713 	TP_ARGS(rqst, status),
1714 
1715 	TP_STRUCT__entry(
1716 		__field(int, status)
1717 		__field(u32, xid)
1718 		__string(addr, rqst->rq_xprt->xpt_remotebuf)
1719 	),
1720 
1721 	TP_fast_assign(
1722 		__entry->status = status;
1723 		__entry->xid = __be32_to_cpu(rqst->rq_xid);
1724 		__assign_str(addr, rqst->rq_xprt->xpt_remotebuf);
1725 	),
1726 
1727 	TP_printk("addr=%s xid=0x%08x status=%d", __get_str(addr),
1728 		__entry->xid, __entry->status
1729 	)
1730 );
1731 
1732 TRACE_EVENT(svcrdma_post_send,
1733 	TP_PROTO(
1734 		const struct svc_rdma_send_ctxt *ctxt
1735 	),
1736 
1737 	TP_ARGS(ctxt),
1738 
1739 	TP_STRUCT__entry(
1740 		__field(u32, cq_id)
1741 		__field(int, completion_id)
1742 		__field(unsigned int, num_sge)
1743 		__field(u32, inv_rkey)
1744 	),
1745 
1746 	TP_fast_assign(
1747 		const struct ib_send_wr *wr = &ctxt->sc_send_wr;
1748 
1749 		__entry->cq_id = ctxt->sc_cid.ci_queue_id;
1750 		__entry->completion_id = ctxt->sc_cid.ci_completion_id;
1751 		__entry->num_sge = wr->num_sge;
1752 		__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
1753 					wr->ex.invalidate_rkey : 0;
1754 	),
1755 
1756 	TP_printk("cq_id=%u cid=%d num_sge=%u inv_rkey=0x%08x",
1757 		__entry->cq_id, __entry->completion_id,
1758 		__entry->num_sge, __entry->inv_rkey
1759 	)
1760 );
1761 
1762 DEFINE_COMPLETION_EVENT(svcrdma_wc_send);
1763 
1764 TRACE_EVENT(svcrdma_post_recv,
1765 	TP_PROTO(
1766 		const struct svc_rdma_recv_ctxt *ctxt
1767 	),
1768 
1769 	TP_ARGS(ctxt),
1770 
1771 	TP_STRUCT__entry(
1772 		__field(u32, cq_id)
1773 		__field(int, completion_id)
1774 	),
1775 
1776 	TP_fast_assign(
1777 		__entry->cq_id = ctxt->rc_cid.ci_queue_id;
1778 		__entry->completion_id = ctxt->rc_cid.ci_completion_id;
1779 	),
1780 
1781 	TP_printk("cq.id=%d cid=%d",
1782 		__entry->cq_id, __entry->completion_id
1783 	)
1784 );
1785 
1786 DEFINE_COMPLETION_EVENT(svcrdma_wc_receive);
1787 
1788 TRACE_EVENT(svcrdma_rq_post_err,
1789 	TP_PROTO(
1790 		const struct svcxprt_rdma *rdma,
1791 		int status
1792 	),
1793 
1794 	TP_ARGS(rdma, status),
1795 
1796 	TP_STRUCT__entry(
1797 		__field(int, status)
1798 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1799 	),
1800 
1801 	TP_fast_assign(
1802 		__entry->status = status;
1803 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1804 	),
1805 
1806 	TP_printk("addr=%s status=%d",
1807 		__get_str(addr), __entry->status
1808 	)
1809 );
1810 
1811 TRACE_EVENT(svcrdma_post_chunk,
1812 	TP_PROTO(
1813 		const struct rpc_rdma_cid *cid,
1814 		int sqecount
1815 	),
1816 
1817 	TP_ARGS(cid, sqecount),
1818 
1819 	TP_STRUCT__entry(
1820 		__field(u32, cq_id)
1821 		__field(int, completion_id)
1822 		__field(int, sqecount)
1823 	),
1824 
1825 	TP_fast_assign(
1826 		__entry->cq_id = cid->ci_queue_id;
1827 		__entry->completion_id = cid->ci_completion_id;
1828 		__entry->sqecount = sqecount;
1829 	),
1830 
1831 	TP_printk("cq.id=%u cid=%d sqecount=%d",
1832 		__entry->cq_id, __entry->completion_id,
1833 		__entry->sqecount
1834 	)
1835 );
1836 
1837 DEFINE_COMPLETION_EVENT(svcrdma_wc_read);
1838 DEFINE_COMPLETION_EVENT(svcrdma_wc_write);
1839 
1840 TRACE_EVENT(svcrdma_qp_error,
1841 	TP_PROTO(
1842 		const struct ib_event *event,
1843 		const struct sockaddr *sap
1844 	),
1845 
1846 	TP_ARGS(event, sap),
1847 
1848 	TP_STRUCT__entry(
1849 		__field(unsigned int, event)
1850 		__string(device, event->device->name)
1851 		__array(__u8, addr, INET6_ADDRSTRLEN + 10)
1852 	),
1853 
1854 	TP_fast_assign(
1855 		__entry->event = event->event;
1856 		__assign_str(device, event->device->name);
1857 		snprintf(__entry->addr, sizeof(__entry->addr) - 1,
1858 			 "%pISpc", sap);
1859 	),
1860 
1861 	TP_printk("addr=%s dev=%s event=%s (%u)",
1862 		__entry->addr, __get_str(device),
1863 		rdma_show_ib_event(__entry->event), __entry->event
1864 	)
1865 );
1866 
1867 DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
1868 	TP_PROTO(
1869 		const struct svcxprt_rdma *rdma
1870 	),
1871 
1872 	TP_ARGS(rdma),
1873 
1874 	TP_STRUCT__entry(
1875 		__field(int, avail)
1876 		__field(int, depth)
1877 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1878 	),
1879 
1880 	TP_fast_assign(
1881 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1882 		__entry->depth = rdma->sc_sq_depth;
1883 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1884 	),
1885 
1886 	TP_printk("addr=%s sc_sq_avail=%d/%d",
1887 		__get_str(addr), __entry->avail, __entry->depth
1888 	)
1889 );
1890 
1891 #define DEFINE_SQ_EVENT(name)						\
1892 		DEFINE_EVENT(svcrdma_sendqueue_event, svcrdma_sq_##name,\
1893 				TP_PROTO(				\
1894 					const struct svcxprt_rdma *rdma \
1895 				),					\
1896 				TP_ARGS(rdma))
1897 
1898 DEFINE_SQ_EVENT(full);
1899 DEFINE_SQ_EVENT(retry);
1900 
1901 TRACE_EVENT(svcrdma_sq_post_err,
1902 	TP_PROTO(
1903 		const struct svcxprt_rdma *rdma,
1904 		int status
1905 	),
1906 
1907 	TP_ARGS(rdma, status),
1908 
1909 	TP_STRUCT__entry(
1910 		__field(int, avail)
1911 		__field(int, depth)
1912 		__field(int, status)
1913 		__string(addr, rdma->sc_xprt.xpt_remotebuf)
1914 	),
1915 
1916 	TP_fast_assign(
1917 		__entry->avail = atomic_read(&rdma->sc_sq_avail);
1918 		__entry->depth = rdma->sc_sq_depth;
1919 		__entry->status = status;
1920 		__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1921 	),
1922 
1923 	TP_printk("addr=%s sc_sq_avail=%d/%d status=%d",
1924 		__get_str(addr), __entry->avail, __entry->depth,
1925 		__entry->status
1926 	)
1927 );
1928 
1929 #endif /* _TRACE_RPCRDMA_H */
1930 
1931 #include <trace/define_trace.h>
1932