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 TRACE_EVENT(jbd2_end_commit,
  85         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  86
  87         TP_ARGS(journal, commit_transaction),
  88
  89         TP_STRUCT__entry(
  90                 __field(        dev_t,  dev                     )
  91                 __field(        char,   sync_commit               )
  92                 __field(        int,    transaction               )
  93                 __field(        int,    head                      )
  94         ),
  95
  96         TP_fast_assign(
  97                 __entry->dev            = journal->j_fs_dev->bd_dev;
  98                 __entry->sync_commit = commit_transaction->t_synchronous_commit;
  99                 __entry->transaction    = commit_transaction->t_tid;
 100                 __entry->head           = journal->j_tail_sequence;
 101         ),
 102
 103         TP_printk("dev %d,%d transaction %d sync %d head %d",
 104                   MAJOR(__entry->dev), MINOR(__entry->dev),
 105                   __entry->transaction, __entry->sync_commit, __entry->head)
 106 );
 107
 108 TRACE_EVENT(jbd2_submit_inode_data,
 109         TP_PROTO(struct inode *inode),
 110
 111         TP_ARGS(inode),
 112
 113         TP_STRUCT__entry(
 114                 __field(        dev_t,  dev                     )
 115                 __field(        ino_t,  ino                     )
 116         ),
 117
 118         TP_fast_assign(
 119                 __entry->dev    = inode->i_sb->s_dev;
 120                 __entry->ino    = inode->i_ino;
 121         ),
 122
 123         TP_printk("dev %d,%d ino %lu",
 124                   MAJOR(__entry->dev), MINOR(__entry->dev),
 125                   (unsigned long) __entry->ino)
 126 );
 127
 128 TRACE_EVENT(jbd2_run_stats,
 129         TP_PROTO(dev_t dev, unsigned long tid,
 130                  struct transaction_run_stats_s *stats),
 131
 132         TP_ARGS(dev, tid, stats),
 133
 134         TP_STRUCT__entry(
 135                 __field(                dev_t,  dev             )
 136                 __field(        unsigned long,  tid             )
 137                 __field(        unsigned long,  wait            )
 138                 __field(        unsigned long,  running         )
 139                 __field(        unsigned long,  locked          )
 140                 __field(        unsigned long,  flushing        )
 141                 __field(        unsigned long,  logging         )
 142                 __field(                __u32,  handle_count    )
 143                 __field(                __u32,  blocks          )
 144                 __field(                __u32,  blocks_logged   )
 145         ),
 146
 147         TP_fast_assign(
 148                 __entry->dev            = dev;
 149                 __entry->tid            = tid;
 150                 __entry->wait           = stats->rs_wait;
 151                 __entry->running        = stats->rs_running;
 152                 __entry->locked         = stats->rs_locked;
 153                 __entry->flushing       = stats->rs_flushing;
 154                 __entry->logging        = stats->rs_logging;
 155                 __entry->handle_count   = stats->rs_handle_count;
 156                 __entry->blocks         = stats->rs_blocks;
 157                 __entry->blocks_logged  = stats->rs_blocks_logged;
 158         ),
 159
 160         TP_printk("dev %d,%d tid %lu wait %u running %u locked %u flushing %u "
 161                   "logging %u handle_count %u blocks %u blocks_logged %u",
 162                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
 163                   jiffies_to_msecs(__entry->wait),
 164                   jiffies_to_msecs(__entry->running),
 165                   jiffies_to_msecs(__entry->locked),
 166                   jiffies_to_msecs(__entry->flushing),
 167                   jiffies_to_msecs(__entry->logging),
 168                   __entry->handle_count, __entry->blocks,
 169                   __entry->blocks_logged)
 170 );
 171
 172 TRACE_EVENT(jbd2_checkpoint_stats,
 173         TP_PROTO(dev_t dev, unsigned long tid,
 174                  struct transaction_chp_stats_s *stats),
 175
 176         TP_ARGS(dev, tid, stats),
 177
 178         TP_STRUCT__entry(
 179                 __field(                dev_t,  dev             )
 180                 __field(        unsigned long,  tid             )
 181                 __field(        unsigned long,  chp_time        )
 182                 __field(                __u32,  forced_to_close )
 183                 __field(                __u32,  written         )
 184                 __field(                __u32,  dropped         )
 185         ),
 186
 187         TP_fast_assign(
 188                 __entry->dev            = dev;
 189                 __entry->tid            = tid;
 190                 __entry->chp_time       = stats->cs_chp_time;
 191                 __entry->forced_to_close= stats->cs_forced_to_close;
 192                 __entry->written        = stats->cs_written;
 193                 __entry->dropped        = stats->cs_dropped;
 194         ),
 195
 196         TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
 197                   "written %u dropped %u",
 198                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
 199                   jiffies_to_msecs(__entry->chp_time),
 200                   __entry->forced_to_close, __entry->written, __entry->dropped)
 201 );
 202
 203 TRACE_EVENT(jbd2_update_log_tail,
 204
 205         TP_PROTO(journal_t *journal, tid_t first_tid,
 206                  unsigned long block_nr, unsigned long freed),
 207
 208         TP_ARGS(journal, first_tid, block_nr, freed),
 209
 210         TP_STRUCT__entry(
 211                 __field(        dev_t,  dev                     )
 212                 __field(        tid_t,  tail_sequence           )
 213                 __field(        tid_t,  first_tid               )
 214                 __field(unsigned long,  block_nr                )
 215                 __field(unsigned long,  freed                   )
 216         ),
 217
 218         TP_fast_assign(
 219                 __entry->dev            = journal->j_fs_dev->bd_dev;
 220                 __entry->tail_sequence  = journal->j_tail_sequence;
 221                 __entry->first_tid      = first_tid;
 222                 __entry->block_nr       = block_nr;
 223                 __entry->freed          = freed;
 224         ),
 225
 226         TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
 227                   MAJOR(__entry->dev), MINOR(__entry->dev),
 228                   __entry->tail_sequence, __entry->first_tid,
 229                   __entry->block_nr, __entry->freed)
 230 );
 231
 232 #endif /* _TRACE_JBD2_H */
 233
 234 /* This part must be outside protection */
 235 #include <trace/define_trace.h>