kernel/include/trace/events/jbd2.h

   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>