1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM gfs2
4 
5 #if !defined(_TRACE_GFS2_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_GFS2_H
7 
8 #include <linux/tracepoint.h>
9 
10 #include <linux/fs.h>
11 #include <linux/buffer_head.h>
12 #include <linux/dlmconstants.h>
13 #include <linux/gfs2_ondisk.h>
14 #include <linux/writeback.h>
15 #include <linux/ktime.h>
16 #include <linux/iomap.h>
17 #include "incore.h"
18 #include "glock.h"
19 #include "rgrp.h"
20 
21 #define dlm_state_name(nn) { DLM_LOCK_##nn, #nn }
22 #define glock_trace_name(x) __print_symbolic(x,		\
23 			    dlm_state_name(IV),		\
24 			    dlm_state_name(NL),		\
25 			    dlm_state_name(CR),		\
26 			    dlm_state_name(CW),		\
27 			    dlm_state_name(PR),		\
28 			    dlm_state_name(PW),		\
29 			    dlm_state_name(EX))
30 
31 #define block_state_name(x) __print_symbolic(x,			\
32 			    { GFS2_BLKST_FREE, "free" },	\
33 			    { GFS2_BLKST_USED, "used" },	\
34 			    { GFS2_BLKST_DINODE, "dinode" },	\
35 			    { GFS2_BLKST_UNLINKED, "unlinked" })
36 
37 #define TRACE_RS_DELETE  0
38 #define TRACE_RS_TREEDEL 1
39 #define TRACE_RS_INSERT  2
40 #define TRACE_RS_CLAIM   3
41 
42 #define rs_func_name(x) __print_symbolic(x,	\
43 					 { 0, "del " },	\
44 					 { 1, "tdel" },	\
45 					 { 2, "ins " },	\
46 					 { 3, "clm " })
47 
48 #define show_glock_flags(flags) __print_flags(flags, "",	\
49 	{(1UL << GLF_LOCK),			"l" },		\
50 	{(1UL << GLF_DEMOTE),			"D" },		\
51 	{(1UL << GLF_PENDING_DEMOTE),		"d" },		\
52 	{(1UL << GLF_DEMOTE_IN_PROGRESS),	"p" },		\
53 	{(1UL << GLF_DIRTY),			"y" },		\
54 	{(1UL << GLF_LFLUSH),			"f" },		\
55 	{(1UL << GLF_INVALIDATE_IN_PROGRESS),	"i" },		\
56 	{(1UL << GLF_PENDING_REPLY),		"R" },		\
57 	{(1UL << GLF_HAVE_REPLY),		"r" },		\
58 	{(1UL << GLF_INITIAL),			"a" },		\
59 	{(1UL << GLF_HAVE_FROZEN_REPLY),	"F" },		\
60 	{(1UL << GLF_LRU),			"L" },		\
61 	{(1UL << GLF_OBJECT),			"o" },		\
62 	{(1UL << GLF_BLOCKING),			"b" },		\
63 	{(1UL << GLF_UNLOCKED),			"x" },		\
64 	{(1UL << GLF_INSTANTIATE_NEEDED),	"n" },		\
65 	{(1UL << GLF_INSTANTIATE_IN_PROG),	"N" },		\
66 	{(1UL << GLF_TRY_TO_EVICT),		"e" },		\
67 	{(1UL << GLF_VERIFY_DELETE),		"E" },		\
68 	{(1UL << GLF_DEFER_DELETE),		"s" },		\
69 	{(1UL << GLF_CANCELING),		"C" })
70 
71 #ifndef NUMPTY
72 #define NUMPTY
73 static inline u8 glock_trace_state(unsigned int state)
74 {
75 	switch(state) {
76 	case LM_ST_SHARED:
77 		return DLM_LOCK_PR;
78 	case LM_ST_DEFERRED:
79 		return DLM_LOCK_CW;
80 	case LM_ST_EXCLUSIVE:
81 		return DLM_LOCK_EX;
82 	}
83 	return DLM_LOCK_NL;
84 }
85 #endif
86 
87 /* Section 1 - Locking
88  *
89  * Objectives:
90  * Latency: Remote demote request to state change
91  * Latency: Local lock request to state change
92  * Latency: State change to lock grant
93  * Correctness: Ordering of local lock state vs. I/O requests
94  * Correctness: Responses to remote demote requests
95  */
96 
97 /* General glock state change (DLM lock request completes) */
98 TRACE_EVENT(gfs2_glock_state_change,
99 
100 	TP_PROTO(const struct gfs2_glock *gl, unsigned int new_state),
101 
102 	TP_ARGS(gl, new_state),
103 
104 	TP_STRUCT__entry(
105 		__field(	dev_t,	dev			)
106 		__field(	u64,	glnum			)
107 		__field(	u32,	gltype			)
108 		__field(	u8,	cur_state		)
109 		__field(	u8,	new_state		)
110 		__field(	u8,	dmt_state		)
111 		__field(	u8,	tgt_state		)
112 		__field(	unsigned long,	flags		)
113 	),
114 
115 	TP_fast_assign(
116 		__entry->dev		= gl->gl_name.ln_sbd->sd_vfs->s_dev;
117 		__entry->glnum		= gl->gl_name.ln_number;
118 		__entry->gltype		= gl->gl_name.ln_type;
119 		__entry->cur_state	= glock_trace_state(gl->gl_state);
120 		__entry->new_state	= glock_trace_state(new_state);
121 		__entry->tgt_state	= glock_trace_state(gl->gl_target);
122 		__entry->dmt_state	= glock_trace_state(gl->gl_demote_state);
123 		__entry->flags		= gl->gl_flags | (gl->gl_object ? (1UL<<GLF_OBJECT) : 0);
124 	),
125 
126 	TP_printk("%u,%u glock %d:%lld state %s to %s tgt:%s dmt:%s flags:%s",
127 		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
128 		 (unsigned long long)__entry->glnum,
129 		  glock_trace_name(__entry->cur_state),
130 		  glock_trace_name(__entry->new_state),
131 		  glock_trace_name(__entry->tgt_state),
132 		  glock_trace_name(__entry->dmt_state),
133 		  show_glock_flags(__entry->flags))
134 );
135 
136 /* State change -> unlocked, glock is being deallocated */
137 TRACE_EVENT(gfs2_glock_put,
138 
139 	TP_PROTO(const struct gfs2_glock *gl),
140 
141 	TP_ARGS(gl),
142 
143 	TP_STRUCT__entry(
144 		__field(        dev_t,  dev                     )
145 		__field(	u64,	glnum			)
146 		__field(	u32,	gltype			)
147 		__field(	u8,	cur_state		)
148 		__field(	unsigned long,	flags		)
149 	),
150 
151 	TP_fast_assign(
152 		__entry->dev		= gl->gl_name.ln_sbd->sd_vfs->s_dev;
153 		__entry->gltype		= gl->gl_name.ln_type;
154 		__entry->glnum		= gl->gl_name.ln_number;
155 		__entry->cur_state	= glock_trace_state(gl->gl_state);
156 		__entry->flags		= gl->gl_flags  | (gl->gl_object ? (1UL<<GLF_OBJECT) : 0);
157 	),
158 
159 	TP_printk("%u,%u glock %d:%lld state %s => %s flags:%s",
160 		  MAJOR(__entry->dev), MINOR(__entry->dev),
161                   __entry->gltype, (unsigned long long)__entry->glnum,
162                   glock_trace_name(__entry->cur_state),
163 		  glock_trace_name(DLM_LOCK_IV),
164 		  show_glock_flags(__entry->flags))
165 
166 );
167 
168 /* Callback (local or remote) requesting lock demotion */
169 TRACE_EVENT(gfs2_demote_rq,
170 
171 	TP_PROTO(const struct gfs2_glock *gl, bool remote),
172 
173 	TP_ARGS(gl, remote),
174 
175 	TP_STRUCT__entry(
176 		__field(        dev_t,  dev                     )
177 		__field(	u64,	glnum			)
178 		__field(	u32,	gltype			)
179 		__field(	u8,	cur_state		)
180 		__field(	u8,	dmt_state		)
181 		__field(	unsigned long,	flags		)
182 		__field(	bool,	remote			)
183 	),
184 
185 	TP_fast_assign(
186 		__entry->dev		= gl->gl_name.ln_sbd->sd_vfs->s_dev;
187 		__entry->gltype		= gl->gl_name.ln_type;
188 		__entry->glnum		= gl->gl_name.ln_number;
189 		__entry->cur_state	= glock_trace_state(gl->gl_state);
190 		__entry->dmt_state	= glock_trace_state(gl->gl_demote_state);
191 		__entry->flags		= gl->gl_flags  | (gl->gl_object ? (1UL<<GLF_OBJECT) : 0);
192 		__entry->remote		= remote;
193 	),
194 
195 	TP_printk("%u,%u glock %d:%lld demote %s to %s flags:%s %s",
196 		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
197 		  (unsigned long long)__entry->glnum,
198                   glock_trace_name(__entry->cur_state),
199                   glock_trace_name(__entry->dmt_state),
200 		  show_glock_flags(__entry->flags),
201 		  __entry->remote ? "remote" : "local")
202 
203 );
204 
205 /* Promotion/grant of a glock */
206 TRACE_EVENT(gfs2_promote,
207 
208 	TP_PROTO(const struct gfs2_holder *gh),
209 
210 	TP_ARGS(gh),
211 
212 	TP_STRUCT__entry(
213 		__field(        dev_t,  dev                     )
214 		__field(	u64,	glnum			)
215 		__field(	u32,	gltype			)
216 		__field(	u8,	state			)
217 	),
218 
219 	TP_fast_assign(
220 		__entry->dev	= gh->gh_gl->gl_name.ln_sbd->sd_vfs->s_dev;
221 		__entry->glnum	= gh->gh_gl->gl_name.ln_number;
222 		__entry->gltype	= gh->gh_gl->gl_name.ln_type;
223 		__entry->state	= glock_trace_state(gh->gh_state);
224 	),
225 
226 	TP_printk("%u,%u glock %u:%llu promote %s",
227 		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
228 		  (unsigned long long)__entry->glnum,
229 		  glock_trace_name(__entry->state))
230 );
231 
232 /* Queue/dequeue a lock request */
233 TRACE_EVENT(gfs2_glock_queue,
234 
235 	TP_PROTO(const struct gfs2_holder *gh, int queue),
236 
237 	TP_ARGS(gh, queue),
238 
239 	TP_STRUCT__entry(
240 		__field(        dev_t,  dev                     )
241 		__field(	u64,	glnum			)
242 		__field(	u32,	gltype			)
243 		__field(	int,	queue			)
244 		__field(	u8,	state			)
245 	),
246 
247 	TP_fast_assign(
248 		__entry->dev	= gh->gh_gl->gl_name.ln_sbd->sd_vfs->s_dev;
249 		__entry->glnum	= gh->gh_gl->gl_name.ln_number;
250 		__entry->gltype	= gh->gh_gl->gl_name.ln_type;
251 		__entry->queue	= queue;
252 		__entry->state	= glock_trace_state(gh->gh_state);
253 	),
254 
255 	TP_printk("%u,%u glock %u:%llu %squeue %s",
256 		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
257 		  (unsigned long long)__entry->glnum,
258 		  __entry->queue ? "" : "de",
259 		  glock_trace_name(__entry->state))
260 );
261 
262 /* DLM sends a reply to GFS2 */
263 TRACE_EVENT(gfs2_glock_lock_time,
264 
265 	TP_PROTO(const struct gfs2_glock *gl, s64 tdiff),
266 
267 	TP_ARGS(gl, tdiff),
268 
269 	TP_STRUCT__entry(
270 		__field(	dev_t,	dev		)
271 		__field(	u64,	glnum		)
272 		__field(	u32,	gltype		)
273 		__field(	int,	status		)
274 		__field(	char,	flags		)
275 		__field(	s64,	tdiff		)
276 		__field(	u64,	srtt		)
277 		__field(	u64,	srttvar		)
278 		__field(	u64,	srttb		)
279 		__field(	u64,	srttvarb	)
280 		__field(	u64,	sirt		)
281 		__field(	u64,	sirtvar		)
282 		__field(	u64,	dcount		)
283 		__field(	u64,	qcount		)
284 	),
285 
286 	TP_fast_assign(
287 		__entry->dev            = gl->gl_name.ln_sbd->sd_vfs->s_dev;
288 		__entry->glnum          = gl->gl_name.ln_number;
289 		__entry->gltype         = gl->gl_name.ln_type;
290 		__entry->status		= gl->gl_lksb.sb_status;
291 		__entry->flags		= gl->gl_lksb.sb_flags;
292 		__entry->tdiff		= tdiff;
293 		__entry->srtt		= gl->gl_stats.stats[GFS2_LKS_SRTT];
294 		__entry->srttvar	= gl->gl_stats.stats[GFS2_LKS_SRTTVAR];
295 		__entry->srttb		= gl->gl_stats.stats[GFS2_LKS_SRTTB];
296 		__entry->srttvarb	= gl->gl_stats.stats[GFS2_LKS_SRTTVARB];
297 		__entry->sirt		= gl->gl_stats.stats[GFS2_LKS_SIRT];
298 		__entry->sirtvar	= gl->gl_stats.stats[GFS2_LKS_SIRTVAR];
299 		__entry->dcount		= gl->gl_stats.stats[GFS2_LKS_DCOUNT];
300 		__entry->qcount		= gl->gl_stats.stats[GFS2_LKS_QCOUNT];
301 	),
302 
303 	TP_printk("%u,%u glock %d:%lld status:%d flags:%02x tdiff:%lld srtt:%lld/%lld srttb:%lld/%lld sirt:%lld/%lld dcnt:%lld qcnt:%lld",
304 		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
305 		  (unsigned long long)__entry->glnum,
306 		  __entry->status, __entry->flags,
307 		  (long long)__entry->tdiff,
308 		  (long long)__entry->srtt,
309 		  (long long)__entry->srttvar,
310 		  (long long)__entry->srttb,
311 		  (long long)__entry->srttvarb,
312 		  (long long)__entry->sirt,
313 		  (long long)__entry->sirtvar,
314 		  (long long)__entry->dcount,
315 		  (long long)__entry->qcount)
316 );
317 
318 /* Section 2 - Log/journal
319  *
320  * Objectives:
321  * Latency: Log flush time
322  * Correctness: pin/unpin vs. disk I/O ordering
323  * Performance: Log usage stats
324  */
325 
326 /* Pin/unpin a block in the log */
327 TRACE_EVENT(gfs2_pin,
328 
329 	TP_PROTO(const struct gfs2_bufdata *bd, int pin),
330 
331 	TP_ARGS(bd, pin),
332 
333 	TP_STRUCT__entry(
334 		__field(        dev_t,  dev                     )
335 		__field(	int,	pin			)
336 		__field(	u32,	len			)
337 		__field(	sector_t,	block		)
338 		__field(	u64,	ino			)
339 	),
340 
341 	TP_fast_assign(
342 		__entry->dev		= bd->bd_gl->gl_name.ln_sbd->sd_vfs->s_dev;
343 		__entry->pin		= pin;
344 		__entry->len		= bd->bd_bh->b_size;
345 		__entry->block		= bd->bd_bh->b_blocknr;
346 		__entry->ino		= bd->bd_gl->gl_name.ln_number;
347 	),
348 
349 	TP_printk("%u,%u log %s %llu/%lu inode %llu",
350 		  MAJOR(__entry->dev), MINOR(__entry->dev),
351 		  __entry->pin ? "pin" : "unpin",
352 		  (unsigned long long)__entry->block,
353 		  (unsigned long)__entry->len,
354 		  (unsigned long long)__entry->ino)
355 );
356 
357 /* Flushing the log */
358 TRACE_EVENT(gfs2_log_flush,
359 
360 	TP_PROTO(const struct gfs2_sbd *sdp, int start, u32 flags),
361 
362 	TP_ARGS(sdp, start, flags),
363 
364 	TP_STRUCT__entry(
365 		__field(        dev_t,  dev                     )
366 		__field(	int,	start			)
367 		__field(	u64,	log_seq			)
368 		__field(	u32,	flags			)
369 	),
370 
371 	TP_fast_assign(
372 		__entry->dev            = sdp->sd_vfs->s_dev;
373 		__entry->start		= start;
374 		__entry->log_seq	= sdp->sd_log_sequence;
375 		__entry->flags		= flags;
376 	),
377 
378 	TP_printk("%u,%u log flush %s %llu %llx",
379 		  MAJOR(__entry->dev), MINOR(__entry->dev),
380 		  __entry->start ? "start" : "end",
381 		  (unsigned long long)__entry->log_seq,
382 		  (unsigned long long)__entry->flags)
383 );
384 
385 /* Reserving/releasing blocks in the log */
386 TRACE_EVENT(gfs2_log_blocks,
387 
388 	TP_PROTO(const struct gfs2_sbd *sdp, int blocks),
389 
390 	TP_ARGS(sdp, blocks),
391 
392 	TP_STRUCT__entry(
393 		__field(        dev_t,  dev                     )
394 		__field(	int,	blocks			)
395 		__field(	int,	blks_free		)
396 	),
397 
398 	TP_fast_assign(
399 		__entry->dev		= sdp->sd_vfs->s_dev;
400 		__entry->blocks		= blocks;
401 		__entry->blks_free	= atomic_read(&sdp->sd_log_blks_free);
402 	),
403 
404 	TP_printk("%u,%u log reserve %d %d", MAJOR(__entry->dev),
405 		  MINOR(__entry->dev), __entry->blocks, __entry->blks_free)
406 );
407 
408 /* Writing back the AIL */
409 TRACE_EVENT(gfs2_ail_flush,
410 
411 	TP_PROTO(const struct gfs2_sbd *sdp, const struct writeback_control *wbc, int start),
412 
413 	TP_ARGS(sdp, wbc, start),
414 
415 	TP_STRUCT__entry(
416 		__field(	dev_t,	dev			)
417 		__field(	int, start			)
418 		__field(	int, sync_mode			)
419 		__field(	long, nr_to_write		)
420 	),
421 
422 	TP_fast_assign(
423 		__entry->dev		= sdp->sd_vfs->s_dev;
424 		__entry->start		= start;
425 		__entry->sync_mode	= wbc->sync_mode;
426 		__entry->nr_to_write	= wbc->nr_to_write;
427 	),
428 
429 	TP_printk("%u,%u ail flush %s %s %ld", MAJOR(__entry->dev),
430 		  MINOR(__entry->dev), __entry->start ? "start" : "end",
431 		  __entry->sync_mode == WB_SYNC_ALL ? "all" : "none",
432 		  __entry->nr_to_write)
433 );
434 
435 /* Section 3 - bmap
436  *
437  * Objectives:
438  * Latency: Bmap request time
439  * Performance: Block allocator tracing
440  * Correctness: Test of disard generation vs. blocks allocated
441  */
442 
443 /* Map an extent of blocks, possibly a new allocation */
444 TRACE_EVENT(gfs2_bmap,
445 
446 	TP_PROTO(const struct gfs2_inode *ip, const struct buffer_head *bh,
447 		sector_t lblock, int create, int errno),
448 
449 	TP_ARGS(ip, bh, lblock, create, errno),
450 
451 	TP_STRUCT__entry(
452 		__field(        dev_t,  dev                     )
453 		__field(	sector_t, lblock		)
454 		__field(	sector_t, pblock		)
455 		__field(	u64,	inum			)
456 		__field(	unsigned long, state		)
457 		__field(	u32,	len			)
458 		__field(	int,	create			)
459 		__field(	int,	errno			)
460 	),
461 
462 	TP_fast_assign(
463 		__entry->dev            = ip->i_gl->gl_name.ln_sbd->sd_vfs->s_dev;
464 		__entry->lblock		= lblock;
465 		__entry->pblock		= buffer_mapped(bh) ?  bh->b_blocknr : 0;
466 		__entry->inum		= ip->i_no_addr;
467 		__entry->state		= bh->b_state;
468 		__entry->len		= bh->b_size;
469 		__entry->create		= create;
470 		__entry->errno		= errno;
471 	),
472 
473 	TP_printk("%u,%u bmap %llu map %llu/%lu to %llu flags:%08lx %s %d",
474 		  MAJOR(__entry->dev), MINOR(__entry->dev),
475 		  (unsigned long long)__entry->inum,
476 		  (unsigned long long)__entry->lblock,
477 		  (unsigned long)__entry->len,
478 		  (unsigned long long)__entry->pblock,
479 		  __entry->state, __entry->create ? "create " : "nocreate",
480 		  __entry->errno)
481 );
482 
483 TRACE_EVENT(gfs2_iomap_start,
484 
485 	TP_PROTO(const struct gfs2_inode *ip, loff_t pos, ssize_t length,
486 		 u16 flags),
487 
488 	TP_ARGS(ip, pos, length, flags),
489 
490 	TP_STRUCT__entry(
491 		__field(        dev_t,  dev                     )
492 		__field(	u64,	inum			)
493 		__field(	loff_t, pos			)
494 		__field(	ssize_t, length			)
495 		__field(	u16,	flags			)
496 	),
497 
498 	TP_fast_assign(
499 		__entry->dev            = ip->i_gl->gl_name.ln_sbd->sd_vfs->s_dev;
500 		__entry->inum		= ip->i_no_addr;
501 		__entry->pos		= pos;
502 		__entry->length		= length;
503 		__entry->flags		= flags;
504 	),
505 
506 	TP_printk("%u,%u bmap %llu iomap start %llu/%lu flags:%08x",
507 		  MAJOR(__entry->dev), MINOR(__entry->dev),
508 		  (unsigned long long)__entry->inum,
509 		  (unsigned long long)__entry->pos,
510 		  (unsigned long)__entry->length, (u16)__entry->flags)
511 );
512 
513 TRACE_EVENT(gfs2_iomap_end,
514 
515 	TP_PROTO(const struct gfs2_inode *ip, struct iomap *iomap, int ret),
516 
517 	TP_ARGS(ip, iomap, ret),
518 
519 	TP_STRUCT__entry(
520 		__field(        dev_t,  dev                     )
521 		__field(	u64,	inum			)
522 		__field(	loff_t, offset			)
523 		__field(	ssize_t, length			)
524 		__field(	sector_t, pblock		)
525 		__field(	u16,	flags			)
526 		__field(	u16,	type			)
527 		__field(	int,	ret			)
528 	),
529 
530 	TP_fast_assign(
531 		__entry->dev            = ip->i_gl->gl_name.ln_sbd->sd_vfs->s_dev;
532 		__entry->inum		= ip->i_no_addr;
533 		__entry->offset		= iomap->offset;
534 		__entry->length		= iomap->length;
535 		__entry->pblock		= iomap->addr == IOMAP_NULL_ADDR ? 0 :
536 					 (iomap->addr >> ip->i_inode.i_blkbits);
537 		__entry->flags		= iomap->flags;
538 		__entry->type		= iomap->type;
539 		__entry->ret		= ret;
540 	),
541 
542 	TP_printk("%u,%u bmap %llu iomap end %llu/%lu to %llu ty:%d flags:%08x rc:%d",
543 		  MAJOR(__entry->dev), MINOR(__entry->dev),
544 		  (unsigned long long)__entry->inum,
545 		  (unsigned long long)__entry->offset,
546 		  (unsigned long)__entry->length,
547 		  (long long)__entry->pblock,
548 		  (u16)__entry->type,
549 		  (u16)__entry->flags, __entry->ret)
550 );
551 
552 /* Keep track of blocks as they are allocated/freed */
553 TRACE_EVENT(gfs2_block_alloc,
554 
555 	TP_PROTO(const struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,
556 		 u64 block, unsigned len, u8 block_state),
557 
558 	TP_ARGS(ip, rgd, block, len, block_state),
559 
560 	TP_STRUCT__entry(
561 		__field(        dev_t,  dev                     )
562 		__field(	u64,	start			)
563 		__field(	u64,	inum			)
564 		__field(	u32,	len			)
565 		__field(	u8,	block_state		)
566 		__field(        u64,	rd_addr			)
567 		__field(        u32,	rd_free_clone		)
568 		__field(	u32,	rd_requested		)
569 		__field(	u32,	rd_reserved		)
570 	),
571 
572 	TP_fast_assign(
573 		__entry->dev		= rgd->rd_gl->gl_name.ln_sbd->sd_vfs->s_dev;
574 		__entry->start		= block;
575 		__entry->inum		= ip->i_no_addr;
576 		__entry->len		= len;
577 		__entry->block_state	= block_state;
578 		__entry->rd_addr	= rgd->rd_addr;
579 		__entry->rd_free_clone	= rgd->rd_free_clone;
580 		__entry->rd_requested	= rgd->rd_requested;
581 		__entry->rd_reserved	= rgd->rd_reserved;
582 	),
583 
584 	TP_printk("%u,%u bmap %llu alloc %llu/%lu %s rg:%llu rf:%u rq:%u rr:%u",
585 		  MAJOR(__entry->dev), MINOR(__entry->dev),
586 		  (unsigned long long)__entry->inum,
587 		  (unsigned long long)__entry->start,
588 		  (unsigned long)__entry->len,
589 		  block_state_name(__entry->block_state),
590 		  (unsigned long long)__entry->rd_addr,
591 		  __entry->rd_free_clone,
592 		  __entry->rd_requested,
593 		  __entry->rd_reserved)
594 );
595 
596 /* Keep track of multi-block reservations as they are allocated/freed */
597 TRACE_EVENT(gfs2_rs,
598 
599 	TP_PROTO(const struct gfs2_blkreserv *rs, u8 func),
600 
601 	TP_ARGS(rs, func),
602 
603 	TP_STRUCT__entry(
604 		__field(        dev_t,  dev                     )
605 		__field(	u64,	rd_addr			)
606 		__field(	u32,	rd_free_clone		)
607 		__field(	u32,	rd_requested		)
608 		__field(	u32,	rd_reserved		)
609 		__field(	u64,	inum			)
610 		__field(	u64,	start			)
611 		__field(	u32,	requested		)
612 		__field(	u32,	reserved		)
613 		__field(	u8,	func			)
614 	),
615 
616 	TP_fast_assign(
617 		__entry->dev		= rs->rs_rgd->rd_sbd->sd_vfs->s_dev;
618 		__entry->rd_addr	= rs->rs_rgd->rd_addr;
619 		__entry->rd_free_clone	= rs->rs_rgd->rd_free_clone;
620 		__entry->rd_requested	= rs->rs_rgd->rd_requested;
621 		__entry->rd_reserved	= rs->rs_rgd->rd_reserved;
622 		__entry->inum		= container_of(rs, struct gfs2_inode,
623 						       i_res)->i_no_addr;
624 		__entry->start		= rs->rs_start;
625 		__entry->requested	= rs->rs_requested;
626 		__entry->reserved	= rs->rs_reserved;
627 		__entry->func		= func;
628 	),
629 
630 	TP_printk("%u,%u bmap %llu resrv %llu rg:%llu rf:%u rq:%u rr:%u %s q:%u r:%u",
631 		  MAJOR(__entry->dev), MINOR(__entry->dev),
632 		  (unsigned long long)__entry->inum,
633 		  (unsigned long long)__entry->start,
634 		  (unsigned long long)__entry->rd_addr,
635 		  __entry->rd_free_clone,
636 		  __entry->rd_requested,
637 		  __entry->rd_reserved,
638 		  rs_func_name(__entry->func),
639 		  __entry->requested,
640 		  __entry->reserved)
641 );
642 
643 #endif /* _TRACE_GFS2_H */
644 
645 /* This part must be outside protection */
646 #undef TRACE_INCLUDE_PATH
647 #define TRACE_INCLUDE_PATH .
648 #define TRACE_INCLUDE_FILE trace_gfs2
649 #include <trace/define_trace.h>
650 
651