include/instrumentation/events/jbd.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM jbd
   4
   5 #if !defined(LTTNG_TRACE_JBD_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define LTTNG_TRACE_JBD_H
   7
   8 #include <lttng/tracepoint-event.h>
   9 #include <linux/jbd.h>
  10 #include <linux/version.h>
  11
  12 LTTNG_TRACEPOINT_EVENT(jbd_checkpoint,
  13
  14         TP_PROTO(journal_t *journal, int result),
  15
  16         TP_ARGS(journal, result),
  17
  18         TP_FIELDS(
  19                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  20                 ctf_integer(int, result, result)
  21         )
  22 )
  23
  24 LTTNG_TRACEPOINT_EVENT_CLASS(jbd_commit,
  25
  26         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  27
  28         TP_ARGS(journal, commit_transaction),
  29
  30         TP_FIELDS(
  31                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  32 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
  33                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  34 #endif
  35                 ctf_integer(int, transaction, commit_transaction->t_tid)
  36         )
  37 )
  38
  39 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_start_commit,
  40
  41         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  42
  43         TP_ARGS(journal, commit_transaction)
  44 )
  45
  46 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_commit_locking,
  47
  48         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  49
  50         TP_ARGS(journal, commit_transaction)
  51 )
  52
  53 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_commit_flushing,
  54
  55         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  56
  57         TP_ARGS(journal, commit_transaction)
  58 )
  59
  60 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd_commit, jbd_commit_logging,
  61
  62         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  63
  64         TP_ARGS(journal, commit_transaction)
  65 )
  66
  67 LTTNG_TRACEPOINT_EVENT(jbd_drop_transaction,
  68
  69         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  70
  71         TP_ARGS(journal, commit_transaction),
  72
  73         TP_FIELDS(
  74                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  75 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
  76                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  77 #endif
  78                 ctf_integer(int, transaction, commit_transaction->t_tid)
  79         )
  80 )
  81
  82 LTTNG_TRACEPOINT_EVENT(jbd_end_commit,
  83         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  84
  85         TP_ARGS(journal, commit_transaction),
  86
  87         TP_FIELDS(
  88                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  89 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
  90                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  91 #endif
  92                 ctf_integer(int, transaction, commit_transaction->t_tid)
  93                 ctf_integer(int, head, journal->j_tail_sequence)
  94         )
  95 )
  96
  97 LTTNG_TRACEPOINT_EVENT(jbd_do_submit_data,
  98         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  99
 100         TP_ARGS(journal, commit_transaction),
 101
 102         TP_FIELDS(
 103                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 104 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 105                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
 106 #endif
 107                 ctf_integer(int, transaction, commit_transaction->t_tid)
 108         )
 109 )
 110
 111 LTTNG_TRACEPOINT_EVENT(jbd_cleanup_journal_tail,
 112
 113         TP_PROTO(journal_t *journal, tid_t first_tid,
 114                  unsigned long block_nr, unsigned long freed),
 115
 116         TP_ARGS(journal, first_tid, block_nr, freed),
 117
 118         TP_FIELDS(
 119                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 120                 ctf_integer(tid_t, tail_sequence, journal->j_tail_sequence)
 121                 ctf_integer(tid_t, first_tid, first_tid)
 122                 ctf_integer(unsigned long, block_nr, block_nr)
 123                 ctf_integer(unsigned long, freed, freed)
 124         )
 125 )
 126
 127 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0))
 128 LTTNG_TRACEPOINT_EVENT_MAP(journal_write_superblock,
 129
 130         jbd_journal_write_superblock,
 131
 132         TP_PROTO(journal_t *journal, int write_op),
 133
 134         TP_ARGS(journal, write_op),
 135
 136         TP_FIELDS(
 137                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 138                 ctf_integer(int, write_op, write_op)
 139         )
 140 )
 141 #else
 142 LTTNG_TRACEPOINT_EVENT(jbd_update_superblock_end,
 143         TP_PROTO(journal_t *journal, int wait),
 144
 145         TP_ARGS(journal, wait),
 146
 147         TP_FIELDS(
 148                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 149                 ctf_integer(int, wait, wait)
 150         )
 151 )
 152 #endif
 153
 154 #endif /* LTTNG_TRACE_JBD_H */
 155
 156 /* This part must be outside protection */
 157 #include <lttng/define_trace.h>