instrumentation/events/lttng-module/jbd2.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM jbd2
   4
   5 #if !defined(LTTNG_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define LTTNG_TRACE_JBD2_H
   7
   8 #include <probes/lttng-tracepoint-event.h>
   9 #include <linux/jbd2.h>
  10 #include <linux/version.h>
  11
  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
  18 LTTNG_TRACEPOINT_EVENT(jbd2_checkpoint,
  19
  20         TP_PROTO(journal_t *journal, int result),
  21
  22         TP_ARGS(journal, result),
  23
  24         TP_FIELDS(
  25                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  26                 ctf_integer(int, result, result)
  27         )
  28 )
  29
  30 LTTNG_TRACEPOINT_EVENT_CLASS(jbd2_commit,
  31
  32         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  33
  34         TP_ARGS(journal, commit_transaction),
  35
  36         TP_FIELDS(
  37                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  38                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  39                 ctf_integer(int, transaction, commit_transaction->t_tid)
  40         )
  41 )
  42
  43 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_start_commit,
  44
  45         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  46
  47         TP_ARGS(journal, commit_transaction)
  48 )
  49
  50 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_commit_locking,
  51
  52         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  53
  54         TP_ARGS(journal, commit_transaction)
  55 )
  56
  57 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_commit_flushing,
  58
  59         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  60
  61         TP_ARGS(journal, commit_transaction)
  62 )
  63
  64 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_commit_logging,
  65
  66         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  67
  68         TP_ARGS(journal, commit_transaction)
  69 )
  70
  71 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
  72 LTTNG_TRACEPOINT_EVENT_INSTANCE(jbd2_commit, jbd2_drop_transaction,
  73
  74         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  75
  76         TP_ARGS(journal, commit_transaction)
  77 )
  78 #endif
  79
  80 LTTNG_TRACEPOINT_EVENT(jbd2_end_commit,
  81         TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  82
  83         TP_ARGS(journal, commit_transaction),
  84
  85         TP_FIELDS(
  86                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
  87                 ctf_integer(char, sync_commit, commit_transaction->t_synchronous_commit)
  88                 ctf_integer(int, transaction, commit_transaction->t_tid)
  89                 ctf_integer(int, head, journal->j_tail_sequence)
  90         )
  91 )
  92
  93 LTTNG_TRACEPOINT_EVENT(jbd2_submit_inode_data,
  94         TP_PROTO(struct inode *inode),
  95
  96         TP_ARGS(inode),
  97
  98         TP_FIELDS(
  99                 ctf_integer(dev_t, dev, inode->i_sb->s_dev)
 100                 ctf_integer(ino_t, ino, inode->i_ino)
 101         )
 102 )
 103
 104 LTTNG_TRACEPOINT_EVENT(jbd2_run_stats,
 105         TP_PROTO(dev_t dev, unsigned long tid,
 106                  struct transaction_run_stats_s *stats),
 107
 108         TP_ARGS(dev, tid, stats),
 109
 110         TP_FIELDS(
 111                 ctf_integer(dev_t, dev, dev)
 112                 ctf_integer(unsigned long, tid, tid)
 113                 ctf_integer(unsigned long, wait, stats->rs_wait)
 114                 ctf_integer(unsigned long, running, stats->rs_running)
 115                 ctf_integer(unsigned long, locked, stats->rs_locked)
 116                 ctf_integer(unsigned long, flushing, stats->rs_flushing)
 117                 ctf_integer(unsigned long, logging, stats->rs_logging)
 118                 ctf_integer(__u32, handle_count, stats->rs_handle_count)
 119                 ctf_integer(__u32, blocks, stats->rs_blocks)
 120                 ctf_integer(__u32, blocks_logged, stats->rs_blocks_logged)
 121         )
 122 )
 123
 124 LTTNG_TRACEPOINT_EVENT(jbd2_checkpoint_stats,
 125         TP_PROTO(dev_t dev, unsigned long tid,
 126                  struct transaction_chp_stats_s *stats),
 127
 128         TP_ARGS(dev, tid, stats),
 129
 130         TP_FIELDS(
 131                 ctf_integer(dev_t, dev, dev)
 132                 ctf_integer(unsigned long, tid, tid)
 133                 ctf_integer(unsigned long, chp_time, stats->cs_chp_time)
 134                 ctf_integer(__u32, forced_to_close, stats->cs_forced_to_close)
 135                 ctf_integer(__u32, written, stats->cs_written)
 136                 ctf_integer(__u32, dropped, stats->cs_dropped)
 137         )
 138 )
 139
 140 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
 141 LTTNG_TRACEPOINT_EVENT(jbd2_update_log_tail,
 142 #else
 143 LTTNG_TRACEPOINT_EVENT(jbd2_cleanup_journal_tail,
 144 #endif
 145
 146         TP_PROTO(journal_t *journal, tid_t first_tid,
 147                  unsigned long block_nr, unsigned long freed),
 148
 149         TP_ARGS(journal, first_tid, block_nr, freed),
 150
 151         TP_FIELDS(
 152                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 153                 ctf_integer(tid_t, tail_sequence, journal->j_tail_sequence)
 154                 ctf_integer(tid_t, first_tid, first_tid)
 155                 ctf_integer(unsigned long, block_nr, block_nr)
 156                 ctf_integer(unsigned long, freed, freed)
 157         )
 158 )
 159
 160 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
 161 LTTNG_TRACEPOINT_EVENT(jbd2_write_superblock,
 162
 163         TP_PROTO(journal_t *journal, int write_op),
 164
 165         TP_ARGS(journal, write_op),
 166
 167         TP_FIELDS(
 168                 ctf_integer(dev_t, dev, journal->j_fs_dev->bd_dev)
 169                 ctf_integer(int, write_op, write_op)
 170         )
 171 )
 172 #endif
 173
 174 #endif /* LTTNG_TRACE_JBD2_H */
 175
 176 /* This part must be outside protection */
 177 #include <probes/define_trace.h>