0001
0002 #undef TRACE_SYSTEM
0003 #define TRACE_SYSTEM jbd2
0004
0005 #if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
0006 #define _TRACE_JBD2_H
0007
0008 #include <linux/jbd2.h>
0009 #include <linux/tracepoint.h>
0010
0011 struct transaction_chp_stats_s;
0012 struct transaction_run_stats_s;
0013
0014 TRACE_EVENT(jbd2_checkpoint,
0015
0016 TP_PROTO(journal_t *journal, int result),
0017
0018 TP_ARGS(journal, result),
0019
0020 TP_STRUCT__entry(
0021 __field( dev_t, dev )
0022 __field( int, result )
0023 ),
0024
0025 TP_fast_assign(
0026 __entry->dev = journal->j_fs_dev->bd_dev;
0027 __entry->result = result;
0028 ),
0029
0030 TP_printk("dev %d,%d result %d",
0031 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result)
0032 );
0033
0034 DECLARE_EVENT_CLASS(jbd2_commit,
0035
0036 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
0037
0038 TP_ARGS(journal, commit_transaction),
0039
0040 TP_STRUCT__entry(
0041 __field( dev_t, dev )
0042 __field( char, sync_commit )
0043 __field( int, transaction )
0044 ),
0045
0046 TP_fast_assign(
0047 __entry->dev = journal->j_fs_dev->bd_dev;
0048 __entry->sync_commit = commit_transaction->t_synchronous_commit;
0049 __entry->transaction = commit_transaction->t_tid;
0050 ),
0051
0052 TP_printk("dev %d,%d transaction %d sync %d",
0053 MAJOR(__entry->dev), MINOR(__entry->dev),
0054 __entry->transaction, __entry->sync_commit)
0055 );
0056
0057 DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
0058
0059 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
0060
0061 TP_ARGS(journal, commit_transaction)
0062 );
0063
0064 DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
0065
0066 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
0067
0068 TP_ARGS(journal, commit_transaction)
0069 );
0070
0071 DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
0072
0073 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
0074
0075 TP_ARGS(journal, commit_transaction)
0076 );
0077
0078 DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
0079
0080 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
0081
0082 TP_ARGS(journal, commit_transaction)
0083 );
0084
0085 DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction,
0086
0087 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
0088
0089 TP_ARGS(journal, commit_transaction)
0090 );
0091
0092 TRACE_EVENT(jbd2_end_commit,
0093 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
0094
0095 TP_ARGS(journal, commit_transaction),
0096
0097 TP_STRUCT__entry(
0098 __field( dev_t, dev )
0099 __field( char, sync_commit )
0100 __field( int, transaction )
0101 __field( int, head )
0102 ),
0103
0104 TP_fast_assign(
0105 __entry->dev = journal->j_fs_dev->bd_dev;
0106 __entry->sync_commit = commit_transaction->t_synchronous_commit;
0107 __entry->transaction = commit_transaction->t_tid;
0108 __entry->head = journal->j_tail_sequence;
0109 ),
0110
0111 TP_printk("dev %d,%d transaction %d sync %d head %d",
0112 MAJOR(__entry->dev), MINOR(__entry->dev),
0113 __entry->transaction, __entry->sync_commit, __entry->head)
0114 );
0115
0116 TRACE_EVENT(jbd2_submit_inode_data,
0117 TP_PROTO(struct inode *inode),
0118
0119 TP_ARGS(inode),
0120
0121 TP_STRUCT__entry(
0122 __field( dev_t, dev )
0123 __field( ino_t, ino )
0124 ),
0125
0126 TP_fast_assign(
0127 __entry->dev = inode->i_sb->s_dev;
0128 __entry->ino = inode->i_ino;
0129 ),
0130
0131 TP_printk("dev %d,%d ino %lu",
0132 MAJOR(__entry->dev), MINOR(__entry->dev),
0133 (unsigned long) __entry->ino)
0134 );
0135
0136 DECLARE_EVENT_CLASS(jbd2_handle_start_class,
0137 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
0138 unsigned int line_no, int requested_blocks),
0139
0140 TP_ARGS(dev, tid, type, line_no, requested_blocks),
0141
0142 TP_STRUCT__entry(
0143 __field( dev_t, dev )
0144 __field( unsigned long, tid )
0145 __field( unsigned int, type )
0146 __field( unsigned int, line_no )
0147 __field( int, requested_blocks)
0148 ),
0149
0150 TP_fast_assign(
0151 __entry->dev = dev;
0152 __entry->tid = tid;
0153 __entry->type = type;
0154 __entry->line_no = line_no;
0155 __entry->requested_blocks = requested_blocks;
0156 ),
0157
0158 TP_printk("dev %d,%d tid %lu type %u line_no %u "
0159 "requested_blocks %d",
0160 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
0161 __entry->type, __entry->line_no, __entry->requested_blocks)
0162 );
0163
0164 DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_start,
0165 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
0166 unsigned int line_no, int requested_blocks),
0167
0168 TP_ARGS(dev, tid, type, line_no, requested_blocks)
0169 );
0170
0171 DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_restart,
0172 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
0173 unsigned int line_no, int requested_blocks),
0174
0175 TP_ARGS(dev, tid, type, line_no, requested_blocks)
0176 );
0177
0178 TRACE_EVENT(jbd2_handle_extend,
0179 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
0180 unsigned int line_no, int buffer_credits,
0181 int requested_blocks),
0182
0183 TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
0184
0185 TP_STRUCT__entry(
0186 __field( dev_t, dev )
0187 __field( unsigned long, tid )
0188 __field( unsigned int, type )
0189 __field( unsigned int, line_no )
0190 __field( int, buffer_credits )
0191 __field( int, requested_blocks)
0192 ),
0193
0194 TP_fast_assign(
0195 __entry->dev = dev;
0196 __entry->tid = tid;
0197 __entry->type = type;
0198 __entry->line_no = line_no;
0199 __entry->buffer_credits = buffer_credits;
0200 __entry->requested_blocks = requested_blocks;
0201 ),
0202
0203 TP_printk("dev %d,%d tid %lu type %u line_no %u "
0204 "buffer_credits %d requested_blocks %d",
0205 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
0206 __entry->type, __entry->line_no, __entry->buffer_credits,
0207 __entry->requested_blocks)
0208 );
0209
0210 TRACE_EVENT(jbd2_handle_stats,
0211 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
0212 unsigned int line_no, int interval, int sync,
0213 int requested_blocks, int dirtied_blocks),
0214
0215 TP_ARGS(dev, tid, type, line_no, interval, sync,
0216 requested_blocks, dirtied_blocks),
0217
0218 TP_STRUCT__entry(
0219 __field( dev_t, dev )
0220 __field( unsigned long, tid )
0221 __field( unsigned int, type )
0222 __field( unsigned int, line_no )
0223 __field( int, interval )
0224 __field( int, sync )
0225 __field( int, requested_blocks)
0226 __field( int, dirtied_blocks )
0227 ),
0228
0229 TP_fast_assign(
0230 __entry->dev = dev;
0231 __entry->tid = tid;
0232 __entry->type = type;
0233 __entry->line_no = line_no;
0234 __entry->interval = interval;
0235 __entry->sync = sync;
0236 __entry->requested_blocks = requested_blocks;
0237 __entry->dirtied_blocks = dirtied_blocks;
0238 ),
0239
0240 TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d "
0241 "sync %d requested_blocks %d dirtied_blocks %d",
0242 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
0243 __entry->type, __entry->line_no, __entry->interval,
0244 __entry->sync, __entry->requested_blocks,
0245 __entry->dirtied_blocks)
0246 );
0247
0248 TRACE_EVENT(jbd2_run_stats,
0249 TP_PROTO(dev_t dev, unsigned long tid,
0250 struct transaction_run_stats_s *stats),
0251
0252 TP_ARGS(dev, tid, stats),
0253
0254 TP_STRUCT__entry(
0255 __field( dev_t, dev )
0256 __field( unsigned long, tid )
0257 __field( unsigned long, wait )
0258 __field( unsigned long, request_delay )
0259 __field( unsigned long, running )
0260 __field( unsigned long, locked )
0261 __field( unsigned long, flushing )
0262 __field( unsigned long, logging )
0263 __field( __u32, handle_count )
0264 __field( __u32, blocks )
0265 __field( __u32, blocks_logged )
0266 ),
0267
0268 TP_fast_assign(
0269 __entry->dev = dev;
0270 __entry->tid = tid;
0271 __entry->wait = stats->rs_wait;
0272 __entry->request_delay = stats->rs_request_delay;
0273 __entry->running = stats->rs_running;
0274 __entry->locked = stats->rs_locked;
0275 __entry->flushing = stats->rs_flushing;
0276 __entry->logging = stats->rs_logging;
0277 __entry->handle_count = stats->rs_handle_count;
0278 __entry->blocks = stats->rs_blocks;
0279 __entry->blocks_logged = stats->rs_blocks_logged;
0280 ),
0281
0282 TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u "
0283 "locked %u flushing %u logging %u handle_count %u "
0284 "blocks %u blocks_logged %u",
0285 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
0286 jiffies_to_msecs(__entry->wait),
0287 jiffies_to_msecs(__entry->request_delay),
0288 jiffies_to_msecs(__entry->running),
0289 jiffies_to_msecs(__entry->locked),
0290 jiffies_to_msecs(__entry->flushing),
0291 jiffies_to_msecs(__entry->logging),
0292 __entry->handle_count, __entry->blocks,
0293 __entry->blocks_logged)
0294 );
0295
0296 TRACE_EVENT(jbd2_checkpoint_stats,
0297 TP_PROTO(dev_t dev, unsigned long tid,
0298 struct transaction_chp_stats_s *stats),
0299
0300 TP_ARGS(dev, tid, stats),
0301
0302 TP_STRUCT__entry(
0303 __field( dev_t, dev )
0304 __field( unsigned long, tid )
0305 __field( unsigned long, chp_time )
0306 __field( __u32, forced_to_close )
0307 __field( __u32, written )
0308 __field( __u32, dropped )
0309 ),
0310
0311 TP_fast_assign(
0312 __entry->dev = dev;
0313 __entry->tid = tid;
0314 __entry->chp_time = stats->cs_chp_time;
0315 __entry->forced_to_close= stats->cs_forced_to_close;
0316 __entry->written = stats->cs_written;
0317 __entry->dropped = stats->cs_dropped;
0318 ),
0319
0320 TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
0321 "written %u dropped %u",
0322 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
0323 jiffies_to_msecs(__entry->chp_time),
0324 __entry->forced_to_close, __entry->written, __entry->dropped)
0325 );
0326
0327 TRACE_EVENT(jbd2_update_log_tail,
0328
0329 TP_PROTO(journal_t *journal, tid_t first_tid,
0330 unsigned long block_nr, unsigned long freed),
0331
0332 TP_ARGS(journal, first_tid, block_nr, freed),
0333
0334 TP_STRUCT__entry(
0335 __field( dev_t, dev )
0336 __field( tid_t, tail_sequence )
0337 __field( tid_t, first_tid )
0338 __field(unsigned long, block_nr )
0339 __field(unsigned long, freed )
0340 ),
0341
0342 TP_fast_assign(
0343 __entry->dev = journal->j_fs_dev->bd_dev;
0344 __entry->tail_sequence = journal->j_tail_sequence;
0345 __entry->first_tid = first_tid;
0346 __entry->block_nr = block_nr;
0347 __entry->freed = freed;
0348 ),
0349
0350 TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
0351 MAJOR(__entry->dev), MINOR(__entry->dev),
0352 __entry->tail_sequence, __entry->first_tid,
0353 __entry->block_nr, __entry->freed)
0354 );
0355
0356 TRACE_EVENT(jbd2_write_superblock,
0357
0358 TP_PROTO(journal_t *journal, blk_opf_t write_flags),
0359
0360 TP_ARGS(journal, write_flags),
0361
0362 TP_STRUCT__entry(
0363 __field( dev_t, dev )
0364 __field( blk_opf_t, write_flags )
0365 ),
0366
0367 TP_fast_assign(
0368 __entry->dev = journal->j_fs_dev->bd_dev;
0369 __entry->write_flags = write_flags;
0370 ),
0371
0372 TP_printk("dev %d,%d write_flags %x", MAJOR(__entry->dev),
0373 MINOR(__entry->dev), (__force u32)__entry->write_flags)
0374 );
0375
0376 TRACE_EVENT(jbd2_lock_buffer_stall,
0377
0378 TP_PROTO(dev_t dev, unsigned long stall_ms),
0379
0380 TP_ARGS(dev, stall_ms),
0381
0382 TP_STRUCT__entry(
0383 __field( dev_t, dev )
0384 __field(unsigned long, stall_ms )
0385 ),
0386
0387 TP_fast_assign(
0388 __entry->dev = dev;
0389 __entry->stall_ms = stall_ms;
0390 ),
0391
0392 TP_printk("dev %d,%d stall_ms %lu",
0393 MAJOR(__entry->dev), MINOR(__entry->dev),
0394 __entry->stall_ms)
0395 );
0396
0397 DECLARE_EVENT_CLASS(jbd2_journal_shrink,
0398
0399 TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
0400 unsigned long count),
0401
0402 TP_ARGS(journal, nr_to_scan, count),
0403
0404 TP_STRUCT__entry(
0405 __field(dev_t, dev)
0406 __field(unsigned long, nr_to_scan)
0407 __field(unsigned long, count)
0408 ),
0409
0410 TP_fast_assign(
0411 __entry->dev = journal->j_fs_dev->bd_dev;
0412 __entry->nr_to_scan = nr_to_scan;
0413 __entry->count = count;
0414 ),
0415
0416 TP_printk("dev %d,%d nr_to_scan %lu count %lu",
0417 MAJOR(__entry->dev), MINOR(__entry->dev),
0418 __entry->nr_to_scan, __entry->count)
0419 );
0420
0421 DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_count,
0422
0423 TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
0424
0425 TP_ARGS(journal, nr_to_scan, count)
0426 );
0427
0428 DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_scan_enter,
0429
0430 TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
0431
0432 TP_ARGS(journal, nr_to_scan, count)
0433 );
0434
0435 TRACE_EVENT(jbd2_shrink_scan_exit,
0436
0437 TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
0438 unsigned long nr_shrunk, unsigned long count),
0439
0440 TP_ARGS(journal, nr_to_scan, nr_shrunk, count),
0441
0442 TP_STRUCT__entry(
0443 __field(dev_t, dev)
0444 __field(unsigned long, nr_to_scan)
0445 __field(unsigned long, nr_shrunk)
0446 __field(unsigned long, count)
0447 ),
0448
0449 TP_fast_assign(
0450 __entry->dev = journal->j_fs_dev->bd_dev;
0451 __entry->nr_to_scan = nr_to_scan;
0452 __entry->nr_shrunk = nr_shrunk;
0453 __entry->count = count;
0454 ),
0455
0456 TP_printk("dev %d,%d nr_to_scan %lu nr_shrunk %lu count %lu",
0457 MAJOR(__entry->dev), MINOR(__entry->dev),
0458 __entry->nr_to_scan, __entry->nr_shrunk,
0459 __entry->count)
0460 );
0461
0462 TRACE_EVENT(jbd2_shrink_checkpoint_list,
0463
0464 TP_PROTO(journal_t *journal, tid_t first_tid, tid_t tid, tid_t last_tid,
0465 unsigned long nr_freed, unsigned long nr_scanned,
0466 tid_t next_tid),
0467
0468 TP_ARGS(journal, first_tid, tid, last_tid, nr_freed,
0469 nr_scanned, next_tid),
0470
0471 TP_STRUCT__entry(
0472 __field(dev_t, dev)
0473 __field(tid_t, first_tid)
0474 __field(tid_t, tid)
0475 __field(tid_t, last_tid)
0476 __field(unsigned long, nr_freed)
0477 __field(unsigned long, nr_scanned)
0478 __field(tid_t, next_tid)
0479 ),
0480
0481 TP_fast_assign(
0482 __entry->dev = journal->j_fs_dev->bd_dev;
0483 __entry->first_tid = first_tid;
0484 __entry->tid = tid;
0485 __entry->last_tid = last_tid;
0486 __entry->nr_freed = nr_freed;
0487 __entry->nr_scanned = nr_scanned;
0488 __entry->next_tid = next_tid;
0489 ),
0490
0491 TP_printk("dev %d,%d shrink transaction %u-%u(%u) freed %lu "
0492 "scanned %lu next transaction %u",
0493 MAJOR(__entry->dev), MINOR(__entry->dev),
0494 __entry->first_tid, __entry->tid, __entry->last_tid,
0495 __entry->nr_freed, __entry->nr_scanned, __entry->next_tid)
0496 );
0497
0498 #endif
0499
0500
0501 #include <trace/define_trace.h>
