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_run_stats,
 136         TP_PROTO(dev_t dev, unsigned long tid,
 137                  struct transaction_run_stats_s *stats),
 138
 139         TP_ARGS(dev, tid, stats),
 140
 141         TP_STRUCT__entry(
 142                 __field(                dev_t,  dev             )
 143                 __field(        unsigned long,  tid             )
 144                 __field(        unsigned long,  wait            )
 145                 __field(        unsigned long,  running         )
 146                 __field(        unsigned long,  locked          )
 147                 __field(        unsigned long,  flushing        )
 148                 __field(        unsigned long,  logging         )
 149                 __field(                __u32,  handle_count    )
 150                 __field(                __u32,  blocks          )
 151                 __field(                __u32,  blocks_logged   )
 152         ),
 153
 154         TP_fast_assign(
 155                 __entry->dev            = dev;
 156                 __entry->tid            = tid;
 157                 __entry->wait           = stats->rs_wait;
 158                 __entry->running        = stats->rs_running;
 159                 __entry->locked         = stats->rs_locked;
 160                 __entry->flushing       = stats->rs_flushing;
 161                 __entry->logging        = stats->rs_logging;
 162                 __entry->handle_count   = stats->rs_handle_count;
 163                 __entry->blocks         = stats->rs_blocks;
 164                 __entry->blocks_logged  = stats->rs_blocks_logged;
 165         ),
 166
 167         TP_printk("dev %d,%d tid %lu wait %u running %u locked %u flushing %u "
 168                   "logging %u handle_count %u blocks %u blocks_logged %u",
 169                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
 170                   jiffies_to_msecs(__entry->wait),
 171                   jiffies_to_msecs(__entry->running),
 172                   jiffies_to_msecs(__entry->locked),
 173                   jiffies_to_msecs(__entry->flushing),
 174                   jiffies_to_msecs(__entry->logging),
 175                   __entry->handle_count, __entry->blocks,
 176                   __entry->blocks_logged)
 177 );
 178
 179 TRACE_EVENT(jbd2_checkpoint_stats,
 180         TP_PROTO(dev_t dev, unsigned long tid,
 181                  struct transaction_chp_stats_s *stats),
 182
 183         TP_ARGS(dev, tid, stats),
 184
 185         TP_STRUCT__entry(
 186                 __field(                dev_t,  dev             )
 187                 __field(        unsigned long,  tid             )
 188                 __field(        unsigned long,  chp_time        )
 189                 __field(                __u32,  forced_to_close )
 190                 __field(                __u32,  written         )
 191                 __field(                __u32,  dropped         )
 192         ),
 193
 194         TP_fast_assign(
 195                 __entry->dev            = dev;
 196                 __entry->tid            = tid;
 197                 __entry->chp_time       = stats->cs_chp_time;
 198                 __entry->forced_to_close= stats->cs_forced_to_close;
 199                 __entry->written        = stats->cs_written;
 200                 __entry->dropped        = stats->cs_dropped;
 201         ),
 202
 203         TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
 204                   "written %u dropped %u",
 205                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
 206                   jiffies_to_msecs(__entry->chp_time),
 207                   __entry->forced_to_close, __entry->written, __entry->dropped)
 208 );
 209
 210 TRACE_EVENT(jbd2_update_log_tail,
 211
 212         TP_PROTO(journal_t *journal, tid_t first_tid,
 213                  unsigned long block_nr, unsigned long freed),
 214
 215         TP_ARGS(journal, first_tid, block_nr, freed),
 216
 217         TP_STRUCT__entry(
 218                 __field(        dev_t,  dev                     )
 219                 __field(        tid_t,  tail_sequence           )
 220                 __field(        tid_t,  first_tid               )
 221                 __field(unsigned long,  block_nr                )
 222                 __field(unsigned long,  freed                   )
 223         ),
 224
 225         TP_fast_assign(
 226                 __entry->dev            = journal->j_fs_dev->bd_dev;
 227                 __entry->tail_sequence  = journal->j_tail_sequence;
 228                 __entry->first_tid      = first_tid;
 229                 __entry->block_nr       = block_nr;
 230                 __entry->freed          = freed;
 231         ),
 232
 233         TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
 234                   MAJOR(__entry->dev), MINOR(__entry->dev),
 235                   __entry->tail_sequence, __entry->first_tid,
 236                   __entry->block_nr, __entry->freed)
 237 );
 238
 239 TRACE_EVENT(jbd2_write_superblock,
 240
 241         TP_PROTO(journal_t *journal, int write_op),
 242
 243         TP_ARGS(journal, write_op),
 244
 245         TP_STRUCT__entry(
 246                 __field(        dev_t,  dev                     )
 247                 __field(          int,  write_op                )
 248         ),
 249
 250         TP_fast_assign(
 251                 __entry->dev            = journal->j_fs_dev->bd_dev;
 252                 __entry->write_op       = write_op;
 253         ),
 254
 255         TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev),
 256                   MINOR(__entry->dev), __entry->write_op)
 257 );
 258
 259 #endif /* _TRACE_JBD2_H */
 260
 261 /* This part must be outside protection */
 262 #include <trace/define_trace.h>