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TOMOYO Linux Cross Reference
Linux/include/trace/events/jbd2.h

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  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 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 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(        int,    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 %d sync %d",
 53                   MAJOR(__entry->dev), MINOR(__entry->dev),
 54                   __entry->transaction, __entry->sync_commit)
 55 );
 56 
 57 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 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 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 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 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 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(        int,    transaction               )
101                 __field(        int,    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 %d sync %d head %d",
112                   MAJOR(__entry->dev), MINOR(__entry->dev),
113                   __entry->transaction, __entry->sync_commit, __entry->head)
114 );
115 
116 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 TRACE_EVENT(jbd2_handle_start,
137         TP_PROTO(dev_t dev, unsigned long 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(        unsigned long,  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 %lu 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 TRACE_EVENT(jbd2_handle_extend,
165         TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
166                  unsigned int line_no, int buffer_credits,
167                  int requested_blocks),
168 
169         TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
170 
171         TP_STRUCT__entry(
172                 __field(                dev_t,  dev             )
173                 __field(        unsigned long,  tid             )
174                 __field(         unsigned int,  type            )
175                 __field(         unsigned int,  line_no         )
176                 __field(                  int,  buffer_credits  )
177                 __field(                  int,  requested_blocks)
178         ),
179 
180         TP_fast_assign(
181                 __entry->dev              = dev;
182                 __entry->tid              = tid;
183                 __entry->type             = type;
184                 __entry->line_no          = line_no;
185                 __entry->buffer_credits   = buffer_credits;
186                 __entry->requested_blocks = requested_blocks;
187         ),
188 
189         TP_printk("dev %d,%d tid %lu type %u line_no %u "
190                   "buffer_credits %d requested_blocks %d",
191                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
192                   __entry->type, __entry->line_no, __entry->buffer_credits,
193                   __entry->requested_blocks)
194 );
195 
196 TRACE_EVENT(jbd2_handle_stats,
197         TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
198                  unsigned int line_no, int interval, int sync,
199                  int requested_blocks, int dirtied_blocks),
200 
201         TP_ARGS(dev, tid, type, line_no, interval, sync,
202                 requested_blocks, dirtied_blocks),
203 
204         TP_STRUCT__entry(
205                 __field(                dev_t,  dev             )
206                 __field(        unsigned long,  tid             )
207                 __field(         unsigned int,  type            )
208                 __field(         unsigned int,  line_no         )
209                 __field(                  int,  interval        )
210                 __field(                  int,  sync            )
211                 __field(                  int,  requested_blocks)
212                 __field(                  int,  dirtied_blocks  )
213         ),
214 
215         TP_fast_assign(
216                 __entry->dev              = dev;
217                 __entry->tid              = tid;
218                 __entry->type             = type;
219                 __entry->line_no          = line_no;
220                 __entry->interval         = interval;
221                 __entry->sync             = sync;
222                 __entry->requested_blocks = requested_blocks;
223                 __entry->dirtied_blocks   = dirtied_blocks;
224         ),
225 
226         TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d "
227                   "sync %d requested_blocks %d dirtied_blocks %d",
228                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
229                   __entry->type, __entry->line_no, __entry->interval,
230                   __entry->sync, __entry->requested_blocks,
231                   __entry->dirtied_blocks)
232 );
233 
234 TRACE_EVENT(jbd2_run_stats,
235         TP_PROTO(dev_t dev, unsigned long tid,
236                  struct transaction_run_stats_s *stats),
237 
238         TP_ARGS(dev, tid, stats),
239 
240         TP_STRUCT__entry(
241                 __field(                dev_t,  dev             )
242                 __field(        unsigned long,  tid             )
243                 __field(        unsigned long,  wait            )
244                 __field(        unsigned long,  request_delay   )
245                 __field(        unsigned long,  running         )
246                 __field(        unsigned long,  locked          )
247                 __field(        unsigned long,  flushing        )
248                 __field(        unsigned long,  logging         )
249                 __field(                __u32,  handle_count    )
250                 __field(                __u32,  blocks          )
251                 __field(                __u32,  blocks_logged   )
252         ),
253 
254         TP_fast_assign(
255                 __entry->dev            = dev;
256                 __entry->tid            = tid;
257                 __entry->wait           = stats->rs_wait;
258                 __entry->request_delay  = stats->rs_request_delay;
259                 __entry->running        = stats->rs_running;
260                 __entry->locked         = stats->rs_locked;
261                 __entry->flushing       = stats->rs_flushing;
262                 __entry->logging        = stats->rs_logging;
263                 __entry->handle_count   = stats->rs_handle_count;
264                 __entry->blocks         = stats->rs_blocks;
265                 __entry->blocks_logged  = stats->rs_blocks_logged;
266         ),
267 
268         TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u "
269                   "locked %u flushing %u logging %u handle_count %u "
270                   "blocks %u blocks_logged %u",
271                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
272                   jiffies_to_msecs(__entry->wait),
273                   jiffies_to_msecs(__entry->request_delay),
274                   jiffies_to_msecs(__entry->running),
275                   jiffies_to_msecs(__entry->locked),
276                   jiffies_to_msecs(__entry->flushing),
277                   jiffies_to_msecs(__entry->logging),
278                   __entry->handle_count, __entry->blocks,
279                   __entry->blocks_logged)
280 );
281 
282 TRACE_EVENT(jbd2_checkpoint_stats,
283         TP_PROTO(dev_t dev, unsigned long tid,
284                  struct transaction_chp_stats_s *stats),
285 
286         TP_ARGS(dev, tid, stats),
287 
288         TP_STRUCT__entry(
289                 __field(                dev_t,  dev             )
290                 __field(        unsigned long,  tid             )
291                 __field(        unsigned long,  chp_time        )
292                 __field(                __u32,  forced_to_close )
293                 __field(                __u32,  written         )
294                 __field(                __u32,  dropped         )
295         ),
296 
297         TP_fast_assign(
298                 __entry->dev            = dev;
299                 __entry->tid            = tid;
300                 __entry->chp_time       = stats->cs_chp_time;
301                 __entry->forced_to_close= stats->cs_forced_to_close;
302                 __entry->written        = stats->cs_written;
303                 __entry->dropped        = stats->cs_dropped;
304         ),
305 
306         TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
307                   "written %u dropped %u",
308                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
309                   jiffies_to_msecs(__entry->chp_time),
310                   __entry->forced_to_close, __entry->written, __entry->dropped)
311 );
312 
313 TRACE_EVENT(jbd2_update_log_tail,
314 
315         TP_PROTO(journal_t *journal, tid_t first_tid,
316                  unsigned long block_nr, unsigned long freed),
317 
318         TP_ARGS(journal, first_tid, block_nr, freed),
319 
320         TP_STRUCT__entry(
321                 __field(        dev_t,  dev                     )
322                 __field(        tid_t,  tail_sequence           )
323                 __field(        tid_t,  first_tid               )
324                 __field(unsigned long,  block_nr                )
325                 __field(unsigned long,  freed                   )
326         ),
327 
328         TP_fast_assign(
329                 __entry->dev            = journal->j_fs_dev->bd_dev;
330                 __entry->tail_sequence  = journal->j_tail_sequence;
331                 __entry->first_tid      = first_tid;
332                 __entry->block_nr       = block_nr;
333                 __entry->freed          = freed;
334         ),
335 
336         TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
337                   MAJOR(__entry->dev), MINOR(__entry->dev),
338                   __entry->tail_sequence, __entry->first_tid,
339                   __entry->block_nr, __entry->freed)
340 );
341 
342 TRACE_EVENT(jbd2_write_superblock,
343 
344         TP_PROTO(journal_t *journal, int write_op),
345 
346         TP_ARGS(journal, write_op),
347 
348         TP_STRUCT__entry(
349                 __field(        dev_t,  dev                     )
350                 __field(          int,  write_op                )
351         ),
352 
353         TP_fast_assign(
354                 __entry->dev            = journal->j_fs_dev->bd_dev;
355                 __entry->write_op       = write_op;
356         ),
357 
358         TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev),
359                   MINOR(__entry->dev), __entry->write_op)
360 );
361 
362 TRACE_EVENT(jbd2_lock_buffer_stall,
363 
364         TP_PROTO(dev_t dev, unsigned long stall_ms),
365 
366         TP_ARGS(dev, stall_ms),
367 
368         TP_STRUCT__entry(
369                 __field(        dev_t, dev      )
370                 __field(unsigned long, stall_ms )
371         ),
372 
373         TP_fast_assign(
374                 __entry->dev            = dev;
375                 __entry->stall_ms       = stall_ms;
376         ),
377 
378         TP_printk("dev %d,%d stall_ms %lu",
379                 MAJOR(__entry->dev), MINOR(__entry->dev),
380                 __entry->stall_ms)
381 );
382 
383 #endif /* _TRACE_JBD2_H */
384 
385 /* This part must be outside protection */
386 #include <trace/define_trace.h>
387 

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