instrumentation/events/lttng-module/jbd.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM jbd
   3
   4 #if !defined(LTTNG_TRACE_JBD_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define LTTNG_TRACE_JBD_H
   6
   7 #include "../../../probes/lttng-tracepoint-event.h"
   8 #include <linux/jbd.h>
   9 #include <linux/version.h>
  10
  11 LTTNG_TRACEPOINT_EVENT(jbd_checkpoint,
  12
  13         TP_PROTO(journal_t *journal, int result),
  14
  15         TP_ARGS(journal, result),
  16
  17         TP_FIELDS(
  18                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  19                 ctf_integer(int, result, result)
  20         )
  21 )
  22
  23 LTTNG_TRACEPOINT_EVENT_CLASS(jbd_commit,
  24
  25         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  26
  27         TP_ARGS(journal, commit_transaction),
  28
  29         TP_FIELDS(
  30                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  31 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
  32                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  33 #endif
  34                 ctf_integer(int, transaction, commit_transaction->t_tid)
  35         )
  36 )
  37
  38 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_start_commit,
  39
  40         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  41
  42         TP_ARGS(journal, commit_transaction)
  43 )
  44
  45 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_commit_locking,
  46
  47         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  48
  49         TP_ARGS(journal, commit_transaction)
  50 )
  51
  52 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_commit_flushing,
  53
  54         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  55
  56         TP_ARGS(journal, commit_transaction)
  57 )
  58
  59 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_commit_logging,
  60
  61         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  62
  63         TP_ARGS(journal, commit_transaction)
  64 )
  65
  66 LTTNG_TRACEPOINT_EVENT(jbd_drop_transaction,
  67
  68         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  69
  70         TP_ARGS(journal, commit_transaction),
  71
  72         TP_FIELDS(
  73                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  74 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
  75                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  76 #endif
  77                 ctf_integer(int, transaction, commit_transaction->t_tid)
  78         )
  79 )
  80
  81 LTTNG_TRACEPOINT_EVENT(jbd_end_commit,
  82         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  83
  84         TP_ARGS(journal, commit_transaction),
  85
  86         TP_FIELDS(
  87                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  88 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
  89                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  90 #endif
  91                 ctf_integer(int, transaction, commit_transaction->t_tid)
  92                 ctf_integer(int, head, journal->j_tail_sequence)
  93         )
  94 )
  95
  96 LTTNG_TRACEPOINT_EVENT(jbd_do_submit_data,
  97         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  98
  99         TP_ARGS(journal, commit_transaction),
 100
 101         TP_FIELDS(
 102                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 103 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 104                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
 105 #endif
 106                 ctf_integer(int, transaction, commit_transaction->t_tid)
 107         )
 108 )
 109
 110 LTTNG_TRACEPOINT_EVENT(jbd_cleanup_journal_tail,
 111
 112         TP_PROTO(journal_t *journal, tid_t first_tid,
 113                  unsigned long block_nr, unsigned long freed),
 114
 115         TP_ARGS(journal, first_tid, block_nr, freed),
 116
 117         TP_FIELDS(
 118                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 119                 ctf_integer(tid_t, tail_sequence, journal->j_tail_sequence)
 120                 ctf_integer(tid_t, first_tid, first_tid)
 121                 ctf_integer(unsigned long, block_nr, block_nr)
 122                 ctf_integer(unsigned long, freed, freed)
 123         )
 124 )
 125
 126 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0))
 127 LTTNG_TRACEPOINT_EVENT_MAP(journal_write_superblock,
 128
 129         jbd_journal_write_superblock,
 130
 131         TP_PROTO(journal_t *journal, int write_op),
 132
 133         TP_ARGS(journal, write_op),
 134
 135         TP_FIELDS(
 136                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 137                 ctf_integer(int, write_op, write_op)
 138         )
 139 )
 140 #else
 141 LTTNG_TRACEPOINT_EVENT(jbd_update_superblock_end,
 142         TP_PROTO(journal_t *journal, int wait),
 143
 144         TP_ARGS(journal, wait),
 145
 146         TP_FIELDS(
 147                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 148                 ctf_integer(int, wait, wait)
 149         ),
 150
 151         TP_fast_assign(
 152                 tp_assign(dev, journal->j_fs_dev->bd_dev)
 153                 tp_assign(wait, wait)
 154         ),
 155
 156         TP_printk("dev %d,%d wait %d",
 157                   MAJOR(__entry->dev), MINOR(__entry->dev),
 158                    __entry->wait)
 159 )
 160 #endif
 161
 162 #endif /* LTTNG_TRACE_JBD_H */
 163
 164 /* This part must be outside protection */
 165 #include "../../../probes/define_trace.h"