kernel/include/trace/events/jbd.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM jbd
   3
   4 #if !defined(_TRACE_JBD_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_JBD_H
   6
   7 #include <linux/jbd.h>
   8 #include <linux/tracepoint.h>
   9
  10 TRACE_EVENT(jbd_checkpoint,
  11
  12         TP_PROTO(journal_t *journal, int result),
  13
  14         TP_ARGS(journal, result),
  15
  16         TP_STRUCT__entry(
  17                 __field(        dev_t,  dev                     )
  18                 __field(        int,    result                  )
  19         ),
  20
  21         TP_fast_assign(
  22                 __entry->dev            = journal->j_fs_dev->bd_dev;
  23                 __entry->result         = result;
  24         ),
  25
  26         TP_printk("dev %d,%d result %d",
  27                   MAJOR(__entry->dev), MINOR(__entry->dev),
  28                   __entry->result)
  29 );
  30
  31 DECLARE_EVENT_CLASS(jbd_commit,
  32
  33         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  34
  35         TP_ARGS(journal, commit_transaction),
  36
  37         TP_STRUCT__entry(
  38                 __field(        dev_t,  dev                     )
  39                 __field(        int,    transaction             )
  40         ),
  41
  42         TP_fast_assign(
  43                 __entry->dev            = journal->j_fs_dev->bd_dev;
  44                 __entry->transaction    = commit_transaction->t_tid;
  45         ),
  46
  47         TP_printk("dev %d,%d transaction %d",
  48                   MAJOR(__entry->dev), MINOR(__entry->dev),
  49                   __entry->transaction)
  50 );
  51
  52 DEFINE_EVENT(jbd_commit, jbd_start_commit,
  53
  54         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  55
  56         TP_ARGS(journal, commit_transaction)
  57 );
  58
  59 DEFINE_EVENT(jbd_commit, jbd_commit_locking,
  60
  61         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  62
  63         TP_ARGS(journal, commit_transaction)
  64 );
  65
  66 DEFINE_EVENT(jbd_commit, jbd_commit_flushing,
  67
  68         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  69
  70         TP_ARGS(journal, commit_transaction)
  71 );
  72
  73 DEFINE_EVENT(jbd_commit, jbd_commit_logging,
  74
  75         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  76
  77         TP_ARGS(journal, commit_transaction)
  78 );
  79
  80 TRACE_EVENT(jbd_drop_transaction,
  81
  82         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  83
  84         TP_ARGS(journal, commit_transaction),
  85
  86         TP_STRUCT__entry(
  87                 __field(        dev_t,  dev                     )
  88                 __field(        int,    transaction             )
  89         ),
  90
  91         TP_fast_assign(
  92                 __entry->dev            = journal->j_fs_dev->bd_dev;
  93                 __entry->transaction    = commit_transaction->t_tid;
  94         ),
  95
  96         TP_printk("dev %d,%d transaction %d",
  97                   MAJOR(__entry->dev), MINOR(__entry->dev),
  98                   __entry->transaction)
  99 );
 100
 101 TRACE_EVENT(jbd_end_commit,
 102         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 103
 104         TP_ARGS(journal, commit_transaction),
 105
 106         TP_STRUCT__entry(
 107                 __field(        dev_t,  dev                     )
 108                 __field(        int,    transaction             )
 109                 __field(        int,    head                    )
 110         ),
 111
 112         TP_fast_assign(
 113                 __entry->dev            = journal->j_fs_dev->bd_dev;
 114                 __entry->transaction    = commit_transaction->t_tid;
 115                 __entry->head           = journal->j_tail_sequence;
 116         ),
 117
 118         TP_printk("dev %d,%d transaction %d head %d",
 119                   MAJOR(__entry->dev), MINOR(__entry->dev),
 120                   __entry->transaction, __entry->head)
 121 );
 122
 123 TRACE_EVENT(jbd_do_submit_data,
 124         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 125
 126         TP_ARGS(journal, commit_transaction),
 127
 128         TP_STRUCT__entry(
 129                 __field(        dev_t,  dev                     )
 130                 __field(        int,    transaction             )
 131         ),
 132
 133         TP_fast_assign(
 134                 __entry->dev            = journal->j_fs_dev->bd_dev;
 135                 __entry->transaction    = commit_transaction->t_tid;
 136         ),
 137
 138         TP_printk("dev %d,%d transaction %d",
 139                   MAJOR(__entry->dev), MINOR(__entry->dev),
 140                    __entry->transaction)
 141 );
 142
 143 TRACE_EVENT(jbd_cleanup_journal_tail,
 144
 145         TP_PROTO(journal_t *journal, tid_t first_tid,
 146                  unsigned long block_nr, unsigned long freed),
 147
 148         TP_ARGS(journal, first_tid, block_nr, freed),
 149
 150         TP_STRUCT__entry(
 151                 __field(        dev_t,  dev                     )
 152                 __field(        tid_t,  tail_sequence           )
 153                 __field(        tid_t,  first_tid               )
 154                 __field(unsigned long,  block_nr                )
 155                 __field(unsigned long,  freed                   )
 156         ),
 157
 158         TP_fast_assign(
 159                 __entry->dev            = journal->j_fs_dev->bd_dev;
 160                 __entry->tail_sequence  = journal->j_tail_sequence;
 161                 __entry->first_tid      = first_tid;
 162                 __entry->block_nr       = block_nr;
 163                 __entry->freed          = freed;
 164         ),
 165
 166         TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
 167                   MAJOR(__entry->dev), MINOR(__entry->dev),
 168                   __entry->tail_sequence, __entry->first_tid,
 169                   __entry->block_nr, __entry->freed)
 170 );
 171
 172 TRACE_EVENT(journal_write_superblock,
 173         TP_PROTO(journal_t *journal, int write_op),
 174
 175         TP_ARGS(journal, write_op),
 176
 177         TP_STRUCT__entry(
 178                 __field(        dev_t,  dev                     )
 179                 __field(        int,    write_op                )
 180         ),
 181
 182         TP_fast_assign(
 183                 __entry->dev            = journal->j_fs_dev->bd_dev;
 184                 __entry->write_op       = write_op;
 185         ),
 186
 187         TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev),
 188                   MINOR(__entry->dev), __entry->write_op)
 189 );
 190
 191 #endif /* _TRACE_JBD_H */
 192
 193 /* This part must be outside protection */
 194 #include <trace/define_trace.h>