1 #undef TRACE_SYSTEM 2 #define TRACE_SYSTEM jbd2 3 4 #if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ) 5 #define _TRACE_JBD2_H 6 7 #include <linux/jbd2.h> 8 #include <linux/tracepoint.h> 9 10 struct transaction_chp_stats_s; 11 struct transaction_run_stats_s; 12 13 TRACE_EVENT(jbd2_checkpoint, 14 15 TP_PROTO(journal_t *journal, int result), 16 17 TP_ARGS(journal, result), 18 19 TP_STRUCT__entry( 20 __field( dev_t, dev ) 21 __field( int, result ) 22 ), 23 24 TP_fast_assign( 25 __entry->dev = journal->j_fs_dev->bd_dev; 26 __entry->result = result; 27 ), 28 29 TP_printk("dev %d,%d result %d", 30 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result) 31 ); 32 33 DECLARE_EVENT_CLASS(jbd2_commit, 34 35 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 36 37 TP_ARGS(journal, commit_transaction), 38 39 TP_STRUCT__entry( 40 __field( dev_t, dev ) 41 __field( char, sync_commit ) 42 __field( int, transaction ) 43 ), 44 45 TP_fast_assign( 46 __entry->dev = journal->j_fs_dev->bd_dev; 47 __entry->sync_commit = commit_transaction->t_synchronous_commit; 48 __entry->transaction = commit_transaction->t_tid; 49 ), 50 51 TP_printk("dev %d,%d transaction %d sync %d", 52 MAJOR(__entry->dev), MINOR(__entry->dev), 53 __entry->transaction, __entry->sync_commit) 54 ); 55 56 DEFINE_EVENT(jbd2_commit, jbd2_start_commit, 57 58 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 59 60 TP_ARGS(journal, commit_transaction) 61 ); 62 63 DEFINE_EVENT(jbd2_commit, jbd2_commit_locking, 64 65 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 66 67 TP_ARGS(journal, commit_transaction) 68 ); 69 70 DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing, 71 72 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 73 74 TP_ARGS(journal, commit_transaction) 75 ); 76 77 DEFINE_EVENT(jbd2_commit, jbd2_commit_logging, 78 79 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 80 81 TP_ARGS(journal, commit_transaction) 82 ); 83 84 DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction, 85 86 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 87 88 TP_ARGS(journal, commit_transaction) 89 ); 90 91 TRACE_EVENT(jbd2_end_commit, 92 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 93 94 TP_ARGS(journal, commit_transaction), 95 96 TP_STRUCT__entry( 97 __field( dev_t, dev ) 98 __field( char, sync_commit ) 99 __field( int, transaction ) 100 __field( int, head ) 101 ), 102 103 TP_fast_assign( 104 __entry->dev = journal->j_fs_dev->bd_dev; 105 __entry->sync_commit = commit_transaction->t_synchronous_commit; 106 __entry->transaction = commit_transaction->t_tid; 107 __entry->head = journal->j_tail_sequence; 108 ), 109 110 TP_printk("dev %d,%d transaction %d sync %d head %d", 111 MAJOR(__entry->dev), MINOR(__entry->dev), 112 __entry->transaction, __entry->sync_commit, __entry->head) 113 ); 114 115 TRACE_EVENT(jbd2_submit_inode_data, 116 TP_PROTO(struct inode *inode), 117 118 TP_ARGS(inode), 119 120 TP_STRUCT__entry( 121 __field( dev_t, dev ) 122 __field( ino_t, ino ) 123 ), 124 125 TP_fast_assign( 126 __entry->dev = inode->i_sb->s_dev; 127 __entry->ino = inode->i_ino; 128 ), 129 130 TP_printk("dev %d,%d ino %lu", 131 MAJOR(__entry->dev), MINOR(__entry->dev), 132 (unsigned long) __entry->ino) 133 ); 134 135 TRACE_EVENT(jbd2_run_stats, 136 TP_PROTO(dev_t dev, unsigned long tid, 137 struct transaction_run_stats_s *stats), 138 139 TP_ARGS(dev, tid, stats), 140 141 TP_STRUCT__entry( 142 __field( dev_t, dev ) 143 __field( unsigned long, tid ) 144 __field( unsigned long, wait ) 145 __field( unsigned long, request_delay ) 146 __field( unsigned long, running ) 147 __field( unsigned long, locked ) 148 __field( unsigned long, flushing ) 149 __field( unsigned long, logging ) 150 __field( __u32, handle_count ) 151 __field( __u32, blocks ) 152 __field( __u32, blocks_logged ) 153 ), 154 155 TP_fast_assign( 156 __entry->dev = dev; 157 __entry->tid = tid; 158 __entry->wait = stats->rs_wait; 159 __entry->request_delay = stats->rs_request_delay; 160 __entry->running = stats->rs_running; 161 __entry->locked = stats->rs_locked; 162 __entry->flushing = stats->rs_flushing; 163 __entry->logging = stats->rs_logging; 164 __entry->handle_count = stats->rs_handle_count; 165 __entry->blocks = stats->rs_blocks; 166 __entry->blocks_logged = stats->rs_blocks_logged; 167 ), 168 169 TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u " 170 "locked %u flushing %u logging %u handle_count %u " 171 "blocks %u blocks_logged %u", 172 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid, 173 jiffies_to_msecs(__entry->wait), 174 jiffies_to_msecs(__entry->request_delay), 175 jiffies_to_msecs(__entry->running), 176 jiffies_to_msecs(__entry->locked), 177 jiffies_to_msecs(__entry->flushing), 178 jiffies_to_msecs(__entry->logging), 179 __entry->handle_count, __entry->blocks, 180 __entry->blocks_logged) 181 ); 182 183 TRACE_EVENT(jbd2_checkpoint_stats, 184 TP_PROTO(dev_t dev, unsigned long tid, 185 struct transaction_chp_stats_s *stats), 186 187 TP_ARGS(dev, tid, stats), 188 189 TP_STRUCT__entry( 190 __field( dev_t, dev ) 191 __field( unsigned long, tid ) 192 __field( unsigned long, chp_time ) 193 __field( __u32, forced_to_close ) 194 __field( __u32, written ) 195 __field( __u32, dropped ) 196 ), 197 198 TP_fast_assign( 199 __entry->dev = dev; 200 __entry->tid = tid; 201 __entry->chp_time = stats->cs_chp_time; 202 __entry->forced_to_close= stats->cs_forced_to_close; 203 __entry->written = stats->cs_written; 204 __entry->dropped = stats->cs_dropped; 205 ), 206 207 TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u " 208 "written %u dropped %u", 209 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid, 210 jiffies_to_msecs(__entry->chp_time), 211 __entry->forced_to_close, __entry->written, __entry->dropped) 212 ); 213 214 TRACE_EVENT(jbd2_update_log_tail, 215 216 TP_PROTO(journal_t *journal, tid_t first_tid, 217 unsigned long block_nr, unsigned long freed), 218 219 TP_ARGS(journal, first_tid, block_nr, freed), 220 221 TP_STRUCT__entry( 222 __field( dev_t, dev ) 223 __field( tid_t, tail_sequence ) 224 __field( tid_t, first_tid ) 225 __field(unsigned long, block_nr ) 226 __field(unsigned long, freed ) 227 ), 228 229 TP_fast_assign( 230 __entry->dev = journal->j_fs_dev->bd_dev; 231 __entry->tail_sequence = journal->j_tail_sequence; 232 __entry->first_tid = first_tid; 233 __entry->block_nr = block_nr; 234 __entry->freed = freed; 235 ), 236 237 TP_printk("dev %d,%d from %u to %u offset %lu freed %lu", 238 MAJOR(__entry->dev), MINOR(__entry->dev), 239 __entry->tail_sequence, __entry->first_tid, 240 __entry->block_nr, __entry->freed) 241 ); 242 243 TRACE_EVENT(jbd2_write_superblock, 244 245 TP_PROTO(journal_t *journal, int write_op), 246 247 TP_ARGS(journal, write_op), 248 249 TP_STRUCT__entry( 250 __field( dev_t, dev ) 251 __field( int, write_op ) 252 ), 253 254 TP_fast_assign( 255 __entry->dev = journal->j_fs_dev->bd_dev; 256 __entry->write_op = write_op; 257 ), 258 259 TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev), 260 MINOR(__entry->dev), __entry->write_op) 261 ); 262 263 #endif /* _TRACE_JBD2_H */ 264 265 /* This part must be outside protection */ 266 #include <trace/define_trace.h> 267