Line data Source code
1 : /* SPDX-License-Identifier: GPL-2.0 */
2 : #undef TRACE_SYSTEM
3 : #define TRACE_SYSTEM jbd2
4 :
5 : #if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
6 : #define _TRACE_JBD2_H
7 :
8 : #include <linux/jbd2.h>
9 : #include <linux/tracepoint.h>
10 :
11 : struct transaction_chp_stats_s;
12 : struct transaction_run_stats_s;
13 :
14 0 : TRACE_EVENT(jbd2_checkpoint,
15 :
16 : TP_PROTO(journal_t *journal, int result),
17 :
18 : TP_ARGS(journal, result),
19 :
20 : TP_STRUCT__entry(
21 : __field( dev_t, dev )
22 : __field( int, result )
23 : ),
24 :
25 : TP_fast_assign(
26 : __entry->dev = journal->j_fs_dev->bd_dev;
27 : __entry->result = result;
28 : ),
29 :
30 : TP_printk("dev %d,%d result %d",
31 : MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result)
32 : );
33 :
34 0 : DECLARE_EVENT_CLASS(jbd2_commit,
35 :
36 : TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
37 :
38 : TP_ARGS(journal, commit_transaction),
39 :
40 : TP_STRUCT__entry(
41 : __field( dev_t, dev )
42 : __field( char, sync_commit )
43 : __field( tid_t, transaction )
44 : ),
45 :
46 : TP_fast_assign(
47 : __entry->dev = journal->j_fs_dev->bd_dev;
48 : __entry->sync_commit = commit_transaction->t_synchronous_commit;
49 : __entry->transaction = commit_transaction->t_tid;
50 : ),
51 :
52 : TP_printk("dev %d,%d transaction %u sync %d",
53 : MAJOR(__entry->dev), MINOR(__entry->dev),
54 : __entry->transaction, __entry->sync_commit)
55 : );
56 :
57 0 : DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
58 :
59 : TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
60 :
61 : TP_ARGS(journal, commit_transaction)
62 : );
63 :
64 0 : DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
65 :
66 : TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
67 :
68 : TP_ARGS(journal, commit_transaction)
69 : );
70 :
71 0 : DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
72 :
73 : TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
74 :
75 : TP_ARGS(journal, commit_transaction)
76 : );
77 :
78 0 : DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
79 :
80 : TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
81 :
82 : TP_ARGS(journal, commit_transaction)
83 : );
84 :
85 0 : DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction,
86 :
87 : TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
88 :
89 : TP_ARGS(journal, commit_transaction)
90 : );
91 :
92 0 : TRACE_EVENT(jbd2_end_commit,
93 : TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
94 :
95 : TP_ARGS(journal, commit_transaction),
96 :
97 : TP_STRUCT__entry(
98 : __field( dev_t, dev )
99 : __field( char, sync_commit )
100 : __field( tid_t, transaction )
101 : __field( tid_t, head )
102 : ),
103 :
104 : TP_fast_assign(
105 : __entry->dev = journal->j_fs_dev->bd_dev;
106 : __entry->sync_commit = commit_transaction->t_synchronous_commit;
107 : __entry->transaction = commit_transaction->t_tid;
108 : __entry->head = journal->j_tail_sequence;
109 : ),
110 :
111 : TP_printk("dev %d,%d transaction %u sync %d head %u",
112 : MAJOR(__entry->dev), MINOR(__entry->dev),
113 : __entry->transaction, __entry->sync_commit, __entry->head)
114 : );
115 :
116 0 : TRACE_EVENT(jbd2_submit_inode_data,
117 : TP_PROTO(struct inode *inode),
118 :
119 : TP_ARGS(inode),
120 :
121 : TP_STRUCT__entry(
122 : __field( dev_t, dev )
123 : __field( ino_t, ino )
124 : ),
125 :
126 : TP_fast_assign(
127 : __entry->dev = inode->i_sb->s_dev;
128 : __entry->ino = inode->i_ino;
129 : ),
130 :
131 : TP_printk("dev %d,%d ino %lu",
132 : MAJOR(__entry->dev), MINOR(__entry->dev),
133 : (unsigned long) __entry->ino)
134 : );
135 :
136 0 : DECLARE_EVENT_CLASS(jbd2_handle_start_class,
137 : TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
138 : unsigned int line_no, int requested_blocks),
139 :
140 : TP_ARGS(dev, tid, type, line_no, requested_blocks),
141 :
142 : TP_STRUCT__entry(
143 : __field( dev_t, dev )
144 : __field( tid_t, tid )
145 : __field( unsigned int, type )
146 : __field( unsigned int, line_no )
147 : __field( int, requested_blocks)
148 : ),
149 :
150 : TP_fast_assign(
151 : __entry->dev = dev;
152 : __entry->tid = tid;
153 : __entry->type = type;
154 : __entry->line_no = line_no;
155 : __entry->requested_blocks = requested_blocks;
156 : ),
157 :
158 : TP_printk("dev %d,%d tid %u type %u line_no %u "
159 : "requested_blocks %d",
160 : MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
161 : __entry->type, __entry->line_no, __entry->requested_blocks)
162 : );
163 :
164 0 : DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_start,
165 : TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
166 : unsigned int line_no, int requested_blocks),
167 :
168 : TP_ARGS(dev, tid, type, line_no, requested_blocks)
169 : );
170 :
171 0 : DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_restart,
172 : TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
173 : unsigned int line_no, int requested_blocks),
174 :
175 : TP_ARGS(dev, tid, type, line_no, requested_blocks)
176 : );
177 :
178 0 : TRACE_EVENT(jbd2_handle_extend,
179 : TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
180 : unsigned int line_no, int buffer_credits,
181 : int requested_blocks),
182 :
183 : TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
184 :
185 : TP_STRUCT__entry(
186 : __field( dev_t, dev )
187 : __field( tid_t, tid )
188 : __field( unsigned int, type )
189 : __field( unsigned int, line_no )
190 : __field( int, buffer_credits )
191 : __field( int, requested_blocks)
192 : ),
193 :
194 : TP_fast_assign(
195 : __entry->dev = dev;
196 : __entry->tid = tid;
197 : __entry->type = type;
198 : __entry->line_no = line_no;
199 : __entry->buffer_credits = buffer_credits;
200 : __entry->requested_blocks = requested_blocks;
201 : ),
202 :
203 : TP_printk("dev %d,%d tid %u type %u line_no %u "
204 : "buffer_credits %d requested_blocks %d",
205 : MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
206 : __entry->type, __entry->line_no, __entry->buffer_credits,
207 : __entry->requested_blocks)
208 : );
209 :
210 0 : TRACE_EVENT(jbd2_handle_stats,
211 : TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
212 : unsigned int line_no, int interval, int sync,
213 : int requested_blocks, int dirtied_blocks),
214 :
215 : TP_ARGS(dev, tid, type, line_no, interval, sync,
216 : requested_blocks, dirtied_blocks),
217 :
218 : TP_STRUCT__entry(
219 : __field( dev_t, dev )
220 : __field( tid_t, tid )
221 : __field( unsigned int, type )
222 : __field( unsigned int, line_no )
223 : __field( int, interval )
224 : __field( int, sync )
225 : __field( int, requested_blocks)
226 : __field( int, dirtied_blocks )
227 : ),
228 :
229 : TP_fast_assign(
230 : __entry->dev = dev;
231 : __entry->tid = tid;
232 : __entry->type = type;
233 : __entry->line_no = line_no;
234 : __entry->interval = interval;
235 : __entry->sync = sync;
236 : __entry->requested_blocks = requested_blocks;
237 : __entry->dirtied_blocks = dirtied_blocks;
238 : ),
239 :
240 : TP_printk("dev %d,%d tid %u type %u line_no %u interval %d "
241 : "sync %d requested_blocks %d dirtied_blocks %d",
242 : MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
243 : __entry->type, __entry->line_no, __entry->interval,
244 : __entry->sync, __entry->requested_blocks,
245 : __entry->dirtied_blocks)
246 : );
247 :
248 0 : TRACE_EVENT(jbd2_run_stats,
249 : TP_PROTO(dev_t dev, tid_t tid,
250 : struct transaction_run_stats_s *stats),
251 :
252 : TP_ARGS(dev, tid, stats),
253 :
254 : TP_STRUCT__entry(
255 : __field( dev_t, dev )
256 : __field( tid_t, tid )
257 : __field( unsigned long, wait )
258 : __field( unsigned long, request_delay )
259 : __field( unsigned long, running )
260 : __field( unsigned long, locked )
261 : __field( unsigned long, flushing )
262 : __field( unsigned long, logging )
263 : __field( __u32, handle_count )
264 : __field( __u32, blocks )
265 : __field( __u32, blocks_logged )
266 : ),
267 :
268 : TP_fast_assign(
269 : __entry->dev = dev;
270 : __entry->tid = tid;
271 : __entry->wait = stats->rs_wait;
272 : __entry->request_delay = stats->rs_request_delay;
273 : __entry->running = stats->rs_running;
274 : __entry->locked = stats->rs_locked;
275 : __entry->flushing = stats->rs_flushing;
276 : __entry->logging = stats->rs_logging;
277 : __entry->handle_count = stats->rs_handle_count;
278 : __entry->blocks = stats->rs_blocks;
279 : __entry->blocks_logged = stats->rs_blocks_logged;
280 : ),
281 :
282 : TP_printk("dev %d,%d tid %u wait %u request_delay %u running %u "
283 : "locked %u flushing %u logging %u handle_count %u "
284 : "blocks %u blocks_logged %u",
285 : MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
286 : jiffies_to_msecs(__entry->wait),
287 : jiffies_to_msecs(__entry->request_delay),
288 : jiffies_to_msecs(__entry->running),
289 : jiffies_to_msecs(__entry->locked),
290 : jiffies_to_msecs(__entry->flushing),
291 : jiffies_to_msecs(__entry->logging),
292 : __entry->handle_count, __entry->blocks,
293 : __entry->blocks_logged)
294 : );
295 :
296 0 : TRACE_EVENT(jbd2_checkpoint_stats,
297 : TP_PROTO(dev_t dev, tid_t tid,
298 : struct transaction_chp_stats_s *stats),
299 :
300 : TP_ARGS(dev, tid, stats),
301 :
302 : TP_STRUCT__entry(
303 : __field( dev_t, dev )
304 : __field( tid_t, tid )
305 : __field( unsigned long, chp_time )
306 : __field( __u32, forced_to_close )
307 : __field( __u32, written )
308 : __field( __u32, dropped )
309 : ),
310 :
311 : TP_fast_assign(
312 : __entry->dev = dev;
313 : __entry->tid = tid;
314 : __entry->chp_time = stats->cs_chp_time;
315 : __entry->forced_to_close= stats->cs_forced_to_close;
316 : __entry->written = stats->cs_written;
317 : __entry->dropped = stats->cs_dropped;
318 : ),
319 :
320 : TP_printk("dev %d,%d tid %u chp_time %u forced_to_close %u "
321 : "written %u dropped %u",
322 : MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
323 : jiffies_to_msecs(__entry->chp_time),
324 : __entry->forced_to_close, __entry->written, __entry->dropped)
325 : );
326 :
327 0 : TRACE_EVENT(jbd2_update_log_tail,
328 :
329 : TP_PROTO(journal_t *journal, tid_t first_tid,
330 : unsigned long block_nr, unsigned long freed),
331 :
332 : TP_ARGS(journal, first_tid, block_nr, freed),
333 :
334 : TP_STRUCT__entry(
335 : __field( dev_t, dev )
336 : __field( tid_t, tail_sequence )
337 : __field( tid_t, first_tid )
338 : __field(unsigned long, block_nr )
339 : __field(unsigned long, freed )
340 : ),
341 :
342 : TP_fast_assign(
343 : __entry->dev = journal->j_fs_dev->bd_dev;
344 : __entry->tail_sequence = journal->j_tail_sequence;
345 : __entry->first_tid = first_tid;
346 : __entry->block_nr = block_nr;
347 : __entry->freed = freed;
348 : ),
349 :
350 : TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
351 : MAJOR(__entry->dev), MINOR(__entry->dev),
352 : __entry->tail_sequence, __entry->first_tid,
353 : __entry->block_nr, __entry->freed)
354 : );
355 :
356 0 : TRACE_EVENT(jbd2_write_superblock,
357 :
358 : TP_PROTO(journal_t *journal, blk_opf_t write_flags),
359 :
360 : TP_ARGS(journal, write_flags),
361 :
362 : TP_STRUCT__entry(
363 : __field( dev_t, dev )
364 : __field( blk_opf_t, write_flags )
365 : ),
366 :
367 : TP_fast_assign(
368 : __entry->dev = journal->j_fs_dev->bd_dev;
369 : __entry->write_flags = write_flags;
370 : ),
371 :
372 : TP_printk("dev %d,%d write_flags %x", MAJOR(__entry->dev),
373 : MINOR(__entry->dev), (__force u32)__entry->write_flags)
374 : );
375 :
376 0 : TRACE_EVENT(jbd2_lock_buffer_stall,
377 :
378 : TP_PROTO(dev_t dev, unsigned long stall_ms),
379 :
380 : TP_ARGS(dev, stall_ms),
381 :
382 : TP_STRUCT__entry(
383 : __field( dev_t, dev )
384 : __field(unsigned long, stall_ms )
385 : ),
386 :
387 : TP_fast_assign(
388 : __entry->dev = dev;
389 : __entry->stall_ms = stall_ms;
390 : ),
391 :
392 : TP_printk("dev %d,%d stall_ms %lu",
393 : MAJOR(__entry->dev), MINOR(__entry->dev),
394 : __entry->stall_ms)
395 : );
396 :
397 0 : DECLARE_EVENT_CLASS(jbd2_journal_shrink,
398 :
399 : TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
400 : unsigned long count),
401 :
402 : TP_ARGS(journal, nr_to_scan, count),
403 :
404 : TP_STRUCT__entry(
405 : __field(dev_t, dev)
406 : __field(unsigned long, nr_to_scan)
407 : __field(unsigned long, count)
408 : ),
409 :
410 : TP_fast_assign(
411 : __entry->dev = journal->j_fs_dev->bd_dev;
412 : __entry->nr_to_scan = nr_to_scan;
413 : __entry->count = count;
414 : ),
415 :
416 : TP_printk("dev %d,%d nr_to_scan %lu count %lu",
417 : MAJOR(__entry->dev), MINOR(__entry->dev),
418 : __entry->nr_to_scan, __entry->count)
419 : );
420 :
421 0 : DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_count,
422 :
423 : TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
424 :
425 : TP_ARGS(journal, nr_to_scan, count)
426 : );
427 :
428 0 : DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_scan_enter,
429 :
430 : TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
431 :
432 : TP_ARGS(journal, nr_to_scan, count)
433 : );
434 :
435 0 : TRACE_EVENT(jbd2_shrink_scan_exit,
436 :
437 : TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
438 : unsigned long nr_shrunk, unsigned long count),
439 :
440 : TP_ARGS(journal, nr_to_scan, nr_shrunk, count),
441 :
442 : TP_STRUCT__entry(
443 : __field(dev_t, dev)
444 : __field(unsigned long, nr_to_scan)
445 : __field(unsigned long, nr_shrunk)
446 : __field(unsigned long, count)
447 : ),
448 :
449 : TP_fast_assign(
450 : __entry->dev = journal->j_fs_dev->bd_dev;
451 : __entry->nr_to_scan = nr_to_scan;
452 : __entry->nr_shrunk = nr_shrunk;
453 : __entry->count = count;
454 : ),
455 :
456 : TP_printk("dev %d,%d nr_to_scan %lu nr_shrunk %lu count %lu",
457 : MAJOR(__entry->dev), MINOR(__entry->dev),
458 : __entry->nr_to_scan, __entry->nr_shrunk,
459 : __entry->count)
460 : );
461 :
462 0 : TRACE_EVENT(jbd2_shrink_checkpoint_list,
463 :
464 : TP_PROTO(journal_t *journal, tid_t first_tid, tid_t tid, tid_t last_tid,
465 : unsigned long nr_freed, tid_t next_tid),
466 :
467 : TP_ARGS(journal, first_tid, tid, last_tid, nr_freed, next_tid),
468 :
469 : TP_STRUCT__entry(
470 : __field(dev_t, dev)
471 : __field(tid_t, first_tid)
472 : __field(tid_t, tid)
473 : __field(tid_t, last_tid)
474 : __field(unsigned long, nr_freed)
475 : __field(tid_t, next_tid)
476 : ),
477 :
478 : TP_fast_assign(
479 : __entry->dev = journal->j_fs_dev->bd_dev;
480 : __entry->first_tid = first_tid;
481 : __entry->tid = tid;
482 : __entry->last_tid = last_tid;
483 : __entry->nr_freed = nr_freed;
484 : __entry->next_tid = next_tid;
485 : ),
486 :
487 : TP_printk("dev %d,%d shrink transaction %u-%u(%u) freed %lu "
488 : "next transaction %u",
489 : MAJOR(__entry->dev), MINOR(__entry->dev),
490 : __entry->first_tid, __entry->tid, __entry->last_tid,
491 : __entry->nr_freed, __entry->next_tid)
492 : );
493 :
494 : #endif /* _TRACE_JBD2_H */
495 :
496 : /* This part must be outside protection */
497 : #include <trace/define_trace.h>
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