instrumentation/events/lttng-module/jbd2.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM jbd2
   3
   4 #if !defined(LTTNG_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define LTTNG_TRACE_JBD2_H
   6
   7 #include <probes/lttng-tracepoint-event.h>
   8 #include <linux/jbd2.h>
   9 #include <linux/version.h>
  10
  11 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
  12 #ifndef _TRACE_JBD2_DEF
  13 #define _TRACE_JBD2_DEF
  14 struct transaction_chp_stats_s;
  15 struct transaction_run_stats_s;
  16 #endif
  17 #endif
  18
  19 LTTNG_TRACEPOINT_EVENT(jbd2_checkpoint,
  20
  21         TP_PROTO(journal_t *journal, int result),
  22
  23         TP_ARGS(journal, result),
  24
  25         TP_FIELDS(
  26                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  27                 ctf_integer(int, result, result)
  28         )
  29 )
  30
  31 LTTNG_TRACEPOINT_EVENT_CLASS(jbd2_commit,
  32
  33         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  34
  35         TP_ARGS(journal, commit_transaction),
  36
  37         TP_FIELDS(
  38                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  39                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  40                 ctf_integer(int, transaction, commit_transaction->t_tid)
  41         )
  42 )
  43
  44 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_start_commit,
  45
  46         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  47
  48         TP_ARGS(journal, commit_transaction)
  49 )
  50
  51 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_commit_locking,
  52
  53         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  54
  55         TP_ARGS(journal, commit_transaction)
  56 )
  57
  58 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_commit_flushing,
  59
  60         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  61
  62         TP_ARGS(journal, commit_transaction)
  63 )
  64
  65 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_commit_logging,
  66
  67         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  68
  69         TP_ARGS(journal, commit_transaction)
  70 )
  71
  72 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
  73 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_drop_transaction,
  74
  75         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  76
  77         TP_ARGS(journal, commit_transaction)
  78 )
  79 #endif
  80
  81 LTTNG_TRACEPOINT_EVENT(jbd2_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                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  89                 ctf_integer(int, transaction, commit_transaction->t_tid)
  90                 ctf_integer(int, head, journal->j_tail_sequence)
  91         )
  92 )
  93
  94 LTTNG_TRACEPOINT_EVENT(jbd2_submit_inode_data,
  95         TP_PROTO(struct inode *inode),
  96
  97         TP_ARGS(inode),
  98
  99         TP_FIELDS(
 100                 ctf_integer(dev_t, dev, inode->i_sb->s_dev)
 101                 ctf_integer(ino_t, ino, inode->i_ino)
 102         )
 103 )
 104
 105 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
 106 LTTNG_TRACEPOINT_EVENT(jbd2_run_stats,
 107         TP_PROTO(dev_t dev, unsigned long tid,
 108                  struct transaction_run_stats_s *stats),
 109
 110         TP_ARGS(dev, tid, stats),
 111
 112         TP_FIELDS(
 113                 ctf_integer(dev_t, dev, dev)
 114                 ctf_integer(unsigned long, tid, tid)
 115                 ctf_integer(unsigned long, wait, stats->rs_wait)
 116                 ctf_integer(unsigned long, running, stats->rs_running)
 117                 ctf_integer(unsigned long, locked, stats->rs_locked)
 118                 ctf_integer(unsigned long, flushing, stats->rs_flushing)
 119                 ctf_integer(unsigned long, logging, stats->rs_logging)
 120                 ctf_integer(__u32, handle_count, stats->rs_handle_count)
 121                 ctf_integer(__u32, blocks, stats->rs_blocks)
 122                 ctf_integer(__u32, blocks_logged, stats->rs_blocks_logged)
 123         )
 124 )
 125
 126 LTTNG_TRACEPOINT_EVENT(jbd2_checkpoint_stats,
 127         TP_PROTO(dev_t dev, unsigned long tid,
 128                  struct transaction_chp_stats_s *stats),
 129
 130         TP_ARGS(dev, tid, stats),
 131
 132         TP_FIELDS(
 133                 ctf_integer(dev_t, dev, dev)
 134                 ctf_integer(unsigned long, tid, tid)
 135                 ctf_integer(unsigned long, chp_time, stats->cs_chp_time)
 136                 ctf_integer(__u32, forced_to_close, stats->cs_forced_to_close)
 137                 ctf_integer(__u32, written, stats->cs_written)
 138                 ctf_integer(__u32, dropped, stats->cs_dropped)
 139         )
 140 )
 141 #endif
 142
 143 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34))
 144 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
 145 LTTNG_TRACEPOINT_EVENT(jbd2_update_log_tail,
 146 #else
 147 LTTNG_TRACEPOINT_EVENT(jbd2_cleanup_journal_tail,
 148 #endif
 149
 150         TP_PROTO(journal_t *journal, tid_t first_tid,
 151                  unsigned long block_nr, unsigned long freed),
 152
 153         TP_ARGS(journal, first_tid, block_nr, freed),
 154
 155         TP_FIELDS(
 156                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 157                 ctf_integer(tid_t, tail_sequence, journal->j_tail_sequence)
 158                 ctf_integer(tid_t, first_tid, first_tid)
 159                 ctf_integer(unsigned long, block_nr, block_nr)
 160                 ctf_integer(unsigned long, freed, freed)
 161         )
 162 )
 163 #endif
 164
 165 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
 166 LTTNG_TRACEPOINT_EVENT(jbd2_write_superblock,
 167
 168         TP_PROTO(journal_t *journal, int write_op),
 169
 170         TP_ARGS(journal, write_op),
 171
 172         TP_FIELDS(
 173                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 174                 ctf_integer(int, write_op, write_op)
 175         )
 176 )
 177 #endif
 178
 179 #endif /* LTTNG_TRACE_JBD2_H */
 180
 181 /* This part must be outside protection */
 182 #include <probes/define_trace.h>