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

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  1 #undef TRACE_SYSTEM
  2 #define TRACE_SYSTEM jbd2
  3 
  4 #if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
  5 #define _TRACE_JBD2_H
  6 
  7 #include <linux/jbd2.h>
  8 #include <linux/tracepoint.h>
  9 
 10 struct transaction_chp_stats_s;
 11 struct transaction_run_stats_s;
 12 
 13 TRACE_EVENT(jbd2_checkpoint,
 14 
 15         TP_PROTO(journal_t *journal, int result),
 16 
 17         TP_ARGS(journal, result),
 18 
 19         TP_STRUCT__entry(
 20                 __field(        dev_t,  dev                     )
 21                 __field(        int,    result                  )
 22         ),
 23 
 24         TP_fast_assign(
 25                 __entry->dev            = journal->j_fs_dev->bd_dev;
 26                 __entry->result         = result;
 27         ),
 28 
 29         TP_printk("dev %d,%d result %d",
 30                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result)
 31 );
 32 
 33 DECLARE_EVENT_CLASS(jbd2_commit,
 34 
 35         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 36 
 37         TP_ARGS(journal, commit_transaction),
 38 
 39         TP_STRUCT__entry(
 40                 __field(        dev_t,  dev                     )
 41                 __field(        char,   sync_commit               )
 42                 __field(        int,    transaction               )
 43         ),
 44 
 45         TP_fast_assign(
 46                 __entry->dev            = journal->j_fs_dev->bd_dev;
 47                 __entry->sync_commit = commit_transaction->t_synchronous_commit;
 48                 __entry->transaction    = commit_transaction->t_tid;
 49         ),
 50 
 51         TP_printk("dev %d,%d transaction %d sync %d",
 52                   MAJOR(__entry->dev), MINOR(__entry->dev),
 53                   __entry->transaction, __entry->sync_commit)
 54 );
 55 
 56 DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
 57 
 58         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 59 
 60         TP_ARGS(journal, commit_transaction)
 61 );
 62 
 63 DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
 64 
 65         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 66 
 67         TP_ARGS(journal, commit_transaction)
 68 );
 69 
 70 DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
 71 
 72         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 73 
 74         TP_ARGS(journal, commit_transaction)
 75 );
 76 
 77 DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
 78 
 79         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 80 
 81         TP_ARGS(journal, commit_transaction)
 82 );
 83 
 84 DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction,
 85 
 86         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 87 
 88         TP_ARGS(journal, commit_transaction)
 89 );
 90 
 91 TRACE_EVENT(jbd2_end_commit,
 92         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 93 
 94         TP_ARGS(journal, commit_transaction),
 95 
 96         TP_STRUCT__entry(
 97                 __field(        dev_t,  dev                     )
 98                 __field(        char,   sync_commit               )
 99                 __field(        int,    transaction               )
100                 __field(        int,    head                      )
101         ),
102 
103         TP_fast_assign(
104                 __entry->dev            = journal->j_fs_dev->bd_dev;
105                 __entry->sync_commit = commit_transaction->t_synchronous_commit;
106                 __entry->transaction    = commit_transaction->t_tid;
107                 __entry->head           = journal->j_tail_sequence;
108         ),
109 
110         TP_printk("dev %d,%d transaction %d sync %d head %d",
111                   MAJOR(__entry->dev), MINOR(__entry->dev),
112                   __entry->transaction, __entry->sync_commit, __entry->head)
113 );
114 
115 TRACE_EVENT(jbd2_submit_inode_data,
116         TP_PROTO(struct inode *inode),
117 
118         TP_ARGS(inode),
119 
120         TP_STRUCT__entry(
121                 __field(        dev_t,  dev                     )
122                 __field(        ino_t,  ino                     )
123         ),
124 
125         TP_fast_assign(
126                 __entry->dev    = inode->i_sb->s_dev;
127                 __entry->ino    = inode->i_ino;
128         ),
129 
130         TP_printk("dev %d,%d ino %lu",
131                   MAJOR(__entry->dev), MINOR(__entry->dev),
132                   (unsigned long) __entry->ino)
133 );
134 
135 TRACE_EVENT(jbd2_handle_start,
136         TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
137                  unsigned int line_no, int requested_blocks),
138 
139         TP_ARGS(dev, tid, type, line_no, requested_blocks),
140 
141         TP_STRUCT__entry(
142                 __field(                dev_t,  dev             )
143                 __field(        unsigned long,  tid             )
144                 __field(         unsigned int,  type            )
145                 __field(         unsigned int,  line_no         )
146                 __field(                  int,  requested_blocks)
147         ),
148 
149         TP_fast_assign(
150                 __entry->dev              = dev;
151                 __entry->tid              = tid;
152                 __entry->type             = type;
153                 __entry->line_no          = line_no;
154                 __entry->requested_blocks = requested_blocks;
155         ),
156 
157         TP_printk("dev %d,%d tid %lu type %u line_no %u "
158                   "requested_blocks %d",
159                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
160                   __entry->type, __entry->line_no, __entry->requested_blocks)
161 );
162 
163 TRACE_EVENT(jbd2_handle_extend,
164         TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
165                  unsigned int line_no, int buffer_credits,
166                  int requested_blocks),
167 
168         TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
169 
170         TP_STRUCT__entry(
171                 __field(                dev_t,  dev             )
172                 __field(        unsigned long,  tid             )
173                 __field(         unsigned int,  type            )
174                 __field(         unsigned int,  line_no         )
175                 __field(                  int,  buffer_credits  )
176                 __field(                  int,  requested_blocks)
177         ),
178 
179         TP_fast_assign(
180                 __entry->dev              = dev;
181                 __entry->tid              = tid;
182                 __entry->type             = type;
183                 __entry->line_no          = line_no;
184                 __entry->buffer_credits   = buffer_credits;
185                 __entry->requested_blocks = requested_blocks;
186         ),
187 
188         TP_printk("dev %d,%d tid %lu type %u line_no %u "
189                   "buffer_credits %d requested_blocks %d",
190                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
191                   __entry->type, __entry->line_no, __entry->buffer_credits,
192                   __entry->requested_blocks)
193 );
194 
195 TRACE_EVENT(jbd2_handle_stats,
196         TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
197                  unsigned int line_no, int interval, int sync,
198                  int requested_blocks, int dirtied_blocks),
199 
200         TP_ARGS(dev, tid, type, line_no, interval, sync,
201                 requested_blocks, dirtied_blocks),
202 
203         TP_STRUCT__entry(
204                 __field(                dev_t,  dev             )
205                 __field(        unsigned long,  tid             )
206                 __field(         unsigned int,  type            )
207                 __field(         unsigned int,  line_no         )
208                 __field(                  int,  interval        )
209                 __field(                  int,  sync            )
210                 __field(                  int,  requested_blocks)
211                 __field(                  int,  dirtied_blocks  )
212         ),
213 
214         TP_fast_assign(
215                 __entry->dev              = dev;
216                 __entry->tid              = tid;
217                 __entry->type             = type;
218                 __entry->line_no          = line_no;
219                 __entry->interval         = interval;
220                 __entry->sync             = sync;
221                 __entry->requested_blocks = requested_blocks;
222                 __entry->dirtied_blocks   = dirtied_blocks;
223         ),
224 
225         TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d "
226                   "sync %d requested_blocks %d dirtied_blocks %d",
227                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
228                   __entry->type, __entry->line_no, __entry->interval,
229                   __entry->sync, __entry->requested_blocks,
230                   __entry->dirtied_blocks)
231 );
232 
233 TRACE_EVENT(jbd2_run_stats,
234         TP_PROTO(dev_t dev, unsigned long tid,
235                  struct transaction_run_stats_s *stats),
236 
237         TP_ARGS(dev, tid, stats),
238 
239         TP_STRUCT__entry(
240                 __field(                dev_t,  dev             )
241                 __field(        unsigned long,  tid             )
242                 __field(        unsigned long,  wait            )
243                 __field(        unsigned long,  request_delay   )
244                 __field(        unsigned long,  running         )
245                 __field(        unsigned long,  locked          )
246                 __field(        unsigned long,  flushing        )
247                 __field(        unsigned long,  logging         )
248                 __field(                __u32,  handle_count    )
249                 __field(                __u32,  blocks          )
250                 __field(                __u32,  blocks_logged   )
251         ),
252 
253         TP_fast_assign(
254                 __entry->dev            = dev;
255                 __entry->tid            = tid;
256                 __entry->wait           = stats->rs_wait;
257                 __entry->request_delay  = stats->rs_request_delay;
258                 __entry->running        = stats->rs_running;
259                 __entry->locked         = stats->rs_locked;
260                 __entry->flushing       = stats->rs_flushing;
261                 __entry->logging        = stats->rs_logging;
262                 __entry->handle_count   = stats->rs_handle_count;
263                 __entry->blocks         = stats->rs_blocks;
264                 __entry->blocks_logged  = stats->rs_blocks_logged;
265         ),
266 
267         TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u "
268                   "locked %u flushing %u logging %u handle_count %u "
269                   "blocks %u blocks_logged %u",
270                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
271                   jiffies_to_msecs(__entry->wait),
272                   jiffies_to_msecs(__entry->request_delay),
273                   jiffies_to_msecs(__entry->running),
274                   jiffies_to_msecs(__entry->locked),
275                   jiffies_to_msecs(__entry->flushing),
276                   jiffies_to_msecs(__entry->logging),
277                   __entry->handle_count, __entry->blocks,
278                   __entry->blocks_logged)
279 );
280 
281 TRACE_EVENT(jbd2_checkpoint_stats,
282         TP_PROTO(dev_t dev, unsigned long tid,
283                  struct transaction_chp_stats_s *stats),
284 
285         TP_ARGS(dev, tid, stats),
286 
287         TP_STRUCT__entry(
288                 __field(                dev_t,  dev             )
289                 __field(        unsigned long,  tid             )
290                 __field(        unsigned long,  chp_time        )
291                 __field(                __u32,  forced_to_close )
292                 __field(                __u32,  written         )
293                 __field(                __u32,  dropped         )
294         ),
295 
296         TP_fast_assign(
297                 __entry->dev            = dev;
298                 __entry->tid            = tid;
299                 __entry->chp_time       = stats->cs_chp_time;
300                 __entry->forced_to_close= stats->cs_forced_to_close;
301                 __entry->written        = stats->cs_written;
302                 __entry->dropped        = stats->cs_dropped;
303         ),
304 
305         TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
306                   "written %u dropped %u",
307                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
308                   jiffies_to_msecs(__entry->chp_time),
309                   __entry->forced_to_close, __entry->written, __entry->dropped)
310 );
311 
312 TRACE_EVENT(jbd2_update_log_tail,
313 
314         TP_PROTO(journal_t *journal, tid_t first_tid,
315                  unsigned long block_nr, unsigned long freed),
316 
317         TP_ARGS(journal, first_tid, block_nr, freed),
318 
319         TP_STRUCT__entry(
320                 __field(        dev_t,  dev                     )
321                 __field(        tid_t,  tail_sequence           )
322                 __field(        tid_t,  first_tid               )
323                 __field(unsigned long,  block_nr                )
324                 __field(unsigned long,  freed                   )
325         ),
326 
327         TP_fast_assign(
328                 __entry->dev            = journal->j_fs_dev->bd_dev;
329                 __entry->tail_sequence  = journal->j_tail_sequence;
330                 __entry->first_tid      = first_tid;
331                 __entry->block_nr       = block_nr;
332                 __entry->freed          = freed;
333         ),
334 
335         TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
336                   MAJOR(__entry->dev), MINOR(__entry->dev),
337                   __entry->tail_sequence, __entry->first_tid,
338                   __entry->block_nr, __entry->freed)
339 );
340 
341 TRACE_EVENT(jbd2_write_superblock,
342 
343         TP_PROTO(journal_t *journal, int write_op),
344 
345         TP_ARGS(journal, write_op),
346 
347         TP_STRUCT__entry(
348                 __field(        dev_t,  dev                     )
349                 __field(          int,  write_op                )
350         ),
351 
352         TP_fast_assign(
353                 __entry->dev            = journal->j_fs_dev->bd_dev;
354                 __entry->write_op       = write_op;
355         ),
356 
357         TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev),
358                   MINOR(__entry->dev), __entry->write_op)
359 );
360 
361 TRACE_EVENT(jbd2_lock_buffer_stall,
362 
363         TP_PROTO(dev_t dev, unsigned long stall_ms),
364 
365         TP_ARGS(dev, stall_ms),
366 
367         TP_STRUCT__entry(
368                 __field(        dev_t, dev      )
369                 __field(unsigned long, stall_ms )
370         ),
371 
372         TP_fast_assign(
373                 __entry->dev            = dev;
374                 __entry->stall_ms       = stall_ms;
375         ),
376 
377         TP_printk("dev %d,%d stall_ms %lu",
378                 MAJOR(__entry->dev), MINOR(__entry->dev),
379                 __entry->stall_ms)
380 );
381 
382 #endif /* _TRACE_JBD2_H */
383 
384 /* This part must be outside protection */
385 #include <trace/define_trace.h>
386 

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