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(        int,    dev_major               )
  21                 __field(        int,    dev_minor               )
  22                 __field(        int,    result                  )
  23         ),
  24
  25         TP_fast_assign(
  26                 __entry->dev_major      = MAJOR(journal->j_fs_dev->bd_dev);
  27                 __entry->dev_minor      = MINOR(journal->j_fs_dev->bd_dev);
  28                 __entry->result         = result;
  29         ),
  30
  31         TP_printk("dev %d,%d result %d",
  32                   __entry->dev_major, __entry->dev_minor, __entry->result)
  33 );
  34
  35 DECLARE_EVENT_CLASS(jbd2_commit,
  36
  37         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  38
  39         TP_ARGS(journal, commit_transaction),
  40
  41         TP_STRUCT__entry(
  42                 __field(        int,   dev_major                )
  43                 __field(        int,   dev_minor                )
  44                 __field(        char,   sync_commit               )
  45                 __field(        int,    transaction               )
  46         ),
  47
  48         TP_fast_assign(
  49                 __entry->dev_major      = MAJOR(journal->j_fs_dev->bd_dev);
  50                 __entry->dev_minor      = MINOR(journal->j_fs_dev->bd_dev);
  51                 __entry->sync_commit = commit_transaction->t_synchronous_commit;
  52                 __entry->transaction    = commit_transaction->t_tid;
  53         ),
  54
  55         TP_printk("dev %d,%d transaction %d sync %d",
  56                   __entry->dev_major, __entry->dev_minor,
  57                   __entry->transaction, __entry->sync_commit)
  58 );
  59
  60 DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
  61
  62         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  63
  64         TP_ARGS(journal, commit_transaction)
  65 );
  66
  67 DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
  68
  69         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  70
  71         TP_ARGS(journal, commit_transaction)
  72 );
  73
  74 DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
  75
  76         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  77
  78         TP_ARGS(journal, commit_transaction)
  79 );
  80
  81 DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
  82
  83         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  84
  85         TP_ARGS(journal, commit_transaction)
  86 );
  87
  88 TRACE_EVENT(jbd2_end_commit,
  89         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  90
  91         TP_ARGS(journal, commit_transaction),
  92
  93         TP_STRUCT__entry(
  94                 __field(        int,   dev_major                )
  95                 __field(        int,   dev_minor                )
  96                 __field(        char,   sync_commit               )
  97                 __field(        int,    transaction               )
  98                 __field(        int,    head                      )
  99         ),
 100
 101         TP_fast_assign(
 102                 __entry->dev_major      = MAJOR(journal->j_fs_dev->bd_dev);
 103                 __entry->dev_minor      = MINOR(journal->j_fs_dev->bd_dev);
 104                 __entry->sync_commit = commit_transaction->t_synchronous_commit;
 105                 __entry->transaction    = commit_transaction->t_tid;
 106                 __entry->head           = journal->j_tail_sequence;
 107         ),
 108
 109         TP_printk("dev %d,%d transaction %d sync %d head %d",
 110                   __entry->dev_major, __entry->dev_minor,
 111                   __entry->transaction, __entry->sync_commit, __entry->head)
 112 );
 113
 114 TRACE_EVENT(jbd2_submit_inode_data,
 115         TP_PROTO(struct inode *inode),
 116
 117         TP_ARGS(inode),
 118
 119         TP_STRUCT__entry(
 120                 __field(        int,   dev_major                )
 121                 __field(        int,   dev_minor                )
 122                 __field(        ino_t,  ino                     )
 123         ),
 124
 125         TP_fast_assign(
 126                 __entry->dev_major = MAJOR(inode->i_sb->s_dev);
 127                 __entry->dev_minor = MINOR(inode->i_sb->s_dev);
 128                 __entry->ino    = inode->i_ino;
 129         ),
 130
 131         TP_printk("dev %d,%d ino %lu",
 132                   __entry->dev_major, __entry->dev_minor,
 133                   (unsigned long) __entry->ino)
 134 );
 135
 136 TRACE_EVENT(jbd2_run_stats,
 137         TP_PROTO(dev_t dev, unsigned long tid,
 138                  struct transaction_run_stats_s *stats),
 139
 140         TP_ARGS(dev, tid, stats),
 141
 142         TP_STRUCT__entry(
 143                 __field(                  int,  dev_major       )
 144                 __field(                  int,  dev_minor       )
 145                 __field(        unsigned long,  tid             )
 146                 __field(        unsigned long,  wait            )
 147                 __field(        unsigned long,  running         )
 148                 __field(        unsigned long,  locked          )
 149                 __field(        unsigned long,  flushing        )
 150                 __field(        unsigned long,  logging         )
 151                 __field(                __u32,  handle_count    )
 152                 __field(                __u32,  blocks          )
 153                 __field(                __u32,  blocks_logged   )
 154         ),
 155
 156         TP_fast_assign(
 157                 __entry->dev_major      = MAJOR(dev);
 158                 __entry->dev_minor      = MINOR(dev);
 159                 __entry->tid            = tid;
 160                 __entry->wait           = stats->rs_wait;
 161                 __entry->running        = stats->rs_running;
 162                 __entry->locked         = stats->rs_locked;
 163                 __entry->flushing       = stats->rs_flushing;
 164                 __entry->logging        = stats->rs_logging;
 165                 __entry->handle_count   = stats->rs_handle_count;
 166                 __entry->blocks         = stats->rs_blocks;
 167                 __entry->blocks_logged  = stats->rs_blocks_logged;
 168         ),
 169
 170         TP_printk("dev %d,%d tid %lu wait %u running %u locked %u flushing %u "
 171                   "logging %u handle_count %u blocks %u blocks_logged %u",
 172                   __entry->dev_major, __entry->dev_minor, __entry->tid,
 173                   jiffies_to_msecs(__entry->wait),
 174                   jiffies_to_msecs(__entry->running),
 175                   jiffies_to_msecs(__entry->locked),
 176                   jiffies_to_msecs(__entry->flushing),
 177                   jiffies_to_msecs(__entry->logging),
 178                   __entry->handle_count, __entry->blocks,
 179                   __entry->blocks_logged)
 180 );
 181
 182 TRACE_EVENT(jbd2_checkpoint_stats,
 183         TP_PROTO(dev_t dev, unsigned long tid,
 184                  struct transaction_chp_stats_s *stats),
 185
 186         TP_ARGS(dev, tid, stats),
 187
 188         TP_STRUCT__entry(
 189                 __field(                  int,  dev_major       )
 190                 __field(                  int,  dev_minor       )
 191                 __field(        unsigned long,  tid             )
 192                 __field(        unsigned long,  chp_time        )
 193                 __field(                __u32,  forced_to_close )
 194                 __field(                __u32,  written         )
 195                 __field(                __u32,  dropped         )
 196         ),
 197
 198         TP_fast_assign(
 199                 __entry->dev_major      = MAJOR(dev);
 200                 __entry->dev_minor      = MINOR(dev);
 201                 __entry->tid            = tid;
 202                 __entry->chp_time       = stats->cs_chp_time;
 203                 __entry->forced_to_close= stats->cs_forced_to_close;
 204                 __entry->written        = stats->cs_written;
 205                 __entry->dropped        = stats->cs_dropped;
 206         ),
 207
 208         TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
 209                   "written %u dropped %u",
 210                   __entry->dev_major, __entry->dev_minor, __entry->tid,
 211                   jiffies_to_msecs(__entry->chp_time),
 212                   __entry->forced_to_close, __entry->written, __entry->dropped)
 213 );
 214
 215 TRACE_EVENT(jbd2_cleanup_journal_tail,
 216
 217         TP_PROTO(journal_t *journal, tid_t first_tid,
 218                  unsigned long block_nr, unsigned long freed),
 219
 220         TP_ARGS(journal, first_tid, block_nr, freed),
 221
 222         TP_STRUCT__entry(
 223                 __field(        int,   dev_major                )
 224                 __field(        int,   dev_minor                )
 225                 __field(        tid_t,  tail_sequence           )
 226                 __field(        tid_t,  first_tid               )
 227                 __field(unsigned long,  block_nr                )
 228                 __field(unsigned long,  freed                   )
 229         ),
 230
 231         TP_fast_assign(
 232                 __entry->dev_major      = MAJOR(journal->j_fs_dev->bd_dev);
 233                 __entry->dev_minor      = MINOR(journal->j_fs_dev->bd_dev);
 234                 __entry->tail_sequence  = journal->j_tail_sequence;
 235                 __entry->first_tid      = first_tid;
 236                 __entry->block_nr       = block_nr;
 237                 __entry->freed          = freed;
 238         ),
 239
 240         TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
 241                   __entry->dev_major, __entry->dev_minor,
 242                   __entry->tail_sequence, __entry->first_tid,
 243                   __entry->block_nr, __entry->freed)
 244 );
 245
 246 #endif /* _TRACE_JBD2_H */
 247
 248 /* This part must be outside protection */
 249 #include <trace/define_trace.h>