1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM jbd2 4 5 #if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_JBD2_H 7 8 #include <linux/jbd2.h> 9 #include <linux/tracepoint.h> 10 11 struct transaction_chp_stats_s; 12 struct transaction_run_stats_s; 13 14 TRACE_EVENT(jbd2_checkpoint, 15 16 TP_PROTO(journal_t *journal, int result), 17 18 TP_ARGS(journal, result), 19 20 TP_STRUCT__entry( 21 __field( dev_t, dev ) 22 __field( int, result ) 23 ), 24 25 TP_fast_assign( 26 __entry->dev = journal->j_fs_dev->bd_dev; 27 __entry->result = result; 28 ), 29 30 TP_printk("dev %d,%d result %d", 31 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result) 32 ); 33 34 DECLARE_EVENT_CLASS(jbd2_commit, 35 36 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 37 38 TP_ARGS(journal, commit_transaction), 39 40 TP_STRUCT__entry( 41 __field( dev_t, dev ) 42 __field( char, sync_commit ) 43 __field( int, transaction ) 44 ), 45 46 TP_fast_assign( 47 __entry->dev = journal->j_fs_dev->bd_dev; 48 __entry->sync_commit = commit_transaction->t_synchronous_commit; 49 __entry->transaction = commit_transaction->t_tid; 50 ), 51 52 TP_printk("dev %d,%d transaction %d sync %d", 53 MAJOR(__entry->dev), MINOR(__entry->dev), 54 __entry->transaction, __entry->sync_commit) 55 ); 56 57 DEFINE_EVENT(jbd2_commit, jbd2_start_commit, 58 59 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 60 61 TP_ARGS(journal, commit_transaction) 62 ); 63 64 DEFINE_EVENT(jbd2_commit, jbd2_commit_locking, 65 66 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 67 68 TP_ARGS(journal, commit_transaction) 69 ); 70 71 DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing, 72 73 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 74 75 TP_ARGS(journal, commit_transaction) 76 ); 77 78 DEFINE_EVENT(jbd2_commit, jbd2_commit_logging, 79 80 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 81 82 TP_ARGS(journal, commit_transaction) 83 ); 84 85 DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction, 86 87 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 88 89 TP_ARGS(journal, commit_transaction) 90 ); 91 92 TRACE_EVENT(jbd2_end_commit, 93 TP_PROTO(journal_t *journal, transaction_t *commit_transaction), 94 95 TP_ARGS(journal, commit_transaction), 96 97 TP_STRUCT__entry( 98 __field( dev_t, dev ) 99 __field( char, sync_commit ) 100 __field( int, transaction ) 101 __field( int, head ) 102 ), 103 104 TP_fast_assign( 105 __entry->dev = journal->j_fs_dev->bd_dev; 106 __entry->sync_commit = commit_transaction->t_synchronous_commit; 107 __entry->transaction = commit_transaction->t_tid; 108 __entry->head = journal->j_tail_sequence; 109 ), 110 111 TP_printk("dev %d,%d transaction %d sync %d head %d", 112 MAJOR(__entry->dev), MINOR(__entry->dev), 113 __entry->transaction, __entry->sync_commit, __entry->head) 114 ); 115 116 TRACE_EVENT(jbd2_submit_inode_data, 117 TP_PROTO(struct inode *inode), 118 119 TP_ARGS(inode), 120 121 TP_STRUCT__entry( 122 __field( dev_t, dev ) 123 __field( ino_t, ino ) 124 ), 125 126 TP_fast_assign( 127 __entry->dev = inode->i_sb->s_dev; 128 __entry->ino = inode->i_ino; 129 ), 130 131 TP_printk("dev %d,%d ino %lu", 132 MAJOR(__entry->dev), MINOR(__entry->dev), 133 (unsigned long) __entry->ino) 134 ); 135 136 TRACE_EVENT(jbd2_handle_start, 137 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type, 138 unsigned int line_no, int requested_blocks), 139 140 TP_ARGS(dev, tid, type, line_no, requested_blocks), 141 142 TP_STRUCT__entry( 143 __field( dev_t, dev ) 144 __field( unsigned long, tid ) 145 __field( unsigned int, type ) 146 __field( unsigned int, line_no ) 147 __field( int, requested_blocks) 148 ), 149 150 TP_fast_assign( 151 __entry->dev = dev; 152 __entry->tid = tid; 153 __entry->type = type; 154 __entry->line_no = line_no; 155 __entry->requested_blocks = requested_blocks; 156 ), 157 158 TP_printk("dev %d,%d tid %lu type %u line_no %u " 159 "requested_blocks %d", 160 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid, 161 __entry->type, __entry->line_no, __entry->requested_blocks) 162 ); 163 164 TRACE_EVENT(jbd2_handle_extend, 165 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type, 166 unsigned int line_no, int buffer_credits, 167 int requested_blocks), 168 169 TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks), 170 171 TP_STRUCT__entry( 172 __field( dev_t, dev ) 173 __field( unsigned long, tid ) 174 __field( unsigned int, type ) 175 __field( unsigned int, line_no ) 176 __field( int, buffer_credits ) 177 __field( int, requested_blocks) 178 ), 179 180 TP_fast_assign( 181 __entry->dev = dev; 182 __entry->tid = tid; 183 __entry->type = type; 184 __entry->line_no = line_no; 185 __entry->buffer_credits = buffer_credits; 186 __entry->requested_blocks = requested_blocks; 187 ), 188 189 TP_printk("dev %d,%d tid %lu type %u line_no %u " 190 "buffer_credits %d requested_blocks %d", 191 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid, 192 __entry->type, __entry->line_no, __entry->buffer_credits, 193 __entry->requested_blocks) 194 ); 195 196 TRACE_EVENT(jbd2_handle_stats, 197 TP_PROTO(dev_t dev, unsigned long tid, unsigned int type, 198 unsigned int line_no, int interval, int sync, 199 int requested_blocks, int dirtied_blocks), 200 201 TP_ARGS(dev, tid, type, line_no, interval, sync, 202 requested_blocks, dirtied_blocks), 203 204 TP_STRUCT__entry( 205 __field( dev_t, dev ) 206 __field( unsigned long, tid ) 207 __field( unsigned int, type ) 208 __field( unsigned int, line_no ) 209 __field( int, interval ) 210 __field( int, sync ) 211 __field( int, requested_blocks) 212 __field( int, dirtied_blocks ) 213 ), 214 215 TP_fast_assign( 216 __entry->dev = dev; 217 __entry->tid = tid; 218 __entry->type = type; 219 __entry->line_no = line_no; 220 __entry->interval = interval; 221 __entry->sync = sync; 222 __entry->requested_blocks = requested_blocks; 223 __entry->dirtied_blocks = dirtied_blocks; 224 ), 225 226 TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d " 227 "sync %d requested_blocks %d dirtied_blocks %d", 228 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid, 229 __entry->type, __entry->line_no, __entry->interval, 230 __entry->sync, __entry->requested_blocks, 231 __entry->dirtied_blocks) 232 ); 233 234 TRACE_EVENT(jbd2_run_stats, 235 TP_PROTO(dev_t dev, unsigned long tid, 236 struct transaction_run_stats_s *stats), 237 238 TP_ARGS(dev, tid, stats), 239 240 TP_STRUCT__entry( 241 __field( dev_t, dev ) 242 __field( unsigned long, tid ) 243 __field( unsigned long, wait ) 244 __field( unsigned long, request_delay ) 245 __field( unsigned long, running ) 246 __field( unsigned long, locked ) 247 __field( unsigned long, flushing ) 248 __field( unsigned long, logging ) 249 __field( __u32, handle_count ) 250 __field( __u32, blocks ) 251 __field( __u32, blocks_logged ) 252 ), 253 254 TP_fast_assign( 255 __entry->dev = dev; 256 __entry->tid = tid; 257 __entry->wait = stats->rs_wait; 258 __entry->request_delay = stats->rs_request_delay; 259 __entry->running = stats->rs_running; 260 __entry->locked = stats->rs_locked; 261 __entry->flushing = stats->rs_flushing; 262 __entry->logging = stats->rs_logging; 263 __entry->handle_count = stats->rs_handle_count; 264 __entry->blocks = stats->rs_blocks; 265 __entry->blocks_logged = stats->rs_blocks_logged; 266 ), 267 268 TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u " 269 "locked %u flushing %u logging %u handle_count %u " 270 "blocks %u blocks_logged %u", 271 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid, 272 jiffies_to_msecs(__entry->wait), 273 jiffies_to_msecs(__entry->request_delay), 274 jiffies_to_msecs(__entry->running), 275 jiffies_to_msecs(__entry->locked), 276 jiffies_to_msecs(__entry->flushing), 277 jiffies_to_msecs(__entry->logging), 278 __entry->handle_count, __entry->blocks, 279 __entry->blocks_logged) 280 ); 281 282 TRACE_EVENT(jbd2_checkpoint_stats, 283 TP_PROTO(dev_t dev, unsigned long tid, 284 struct transaction_chp_stats_s *stats), 285 286 TP_ARGS(dev, tid, stats), 287 288 TP_STRUCT__entry( 289 __field( dev_t, dev ) 290 __field( unsigned long, tid ) 291 __field( unsigned long, chp_time ) 292 __field( __u32, forced_to_close ) 293 __field( __u32, written ) 294 __field( __u32, dropped ) 295 ), 296 297 TP_fast_assign( 298 __entry->dev = dev; 299 __entry->tid = tid; 300 __entry->chp_time = stats->cs_chp_time; 301 __entry->forced_to_close= stats->cs_forced_to_close; 302 __entry->written = stats->cs_written; 303 __entry->dropped = stats->cs_dropped; 304 ), 305 306 TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u " 307 "written %u dropped %u", 308 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid, 309 jiffies_to_msecs(__entry->chp_time), 310 __entry->forced_to_close, __entry->written, __entry->dropped) 311 ); 312 313 TRACE_EVENT(jbd2_update_log_tail, 314 315 TP_PROTO(journal_t *journal, tid_t first_tid, 316 unsigned long block_nr, unsigned long freed), 317 318 TP_ARGS(journal, first_tid, block_nr, freed), 319 320 TP_STRUCT__entry( 321 __field( dev_t, dev ) 322 __field( tid_t, tail_sequence ) 323 __field( tid_t, first_tid ) 324 __field(unsigned long, block_nr ) 325 __field(unsigned long, freed ) 326 ), 327 328 TP_fast_assign( 329 __entry->dev = journal->j_fs_dev->bd_dev; 330 __entry->tail_sequence = journal->j_tail_sequence; 331 __entry->first_tid = first_tid; 332 __entry->block_nr = block_nr; 333 __entry->freed = freed; 334 ), 335 336 TP_printk("dev %d,%d from %u to %u offset %lu freed %lu", 337 MAJOR(__entry->dev), MINOR(__entry->dev), 338 __entry->tail_sequence, __entry->first_tid, 339 __entry->block_nr, __entry->freed) 340 ); 341 342 TRACE_EVENT(jbd2_write_superblock, 343 344 TP_PROTO(journal_t *journal, int write_op), 345 346 TP_ARGS(journal, write_op), 347 348 TP_STRUCT__entry( 349 __field( dev_t, dev ) 350 __field( int, write_op ) 351 ), 352 353 TP_fast_assign( 354 __entry->dev = journal->j_fs_dev->bd_dev; 355 __entry->write_op = write_op; 356 ), 357 358 TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev), 359 MINOR(__entry->dev), __entry->write_op) 360 ); 361 362 TRACE_EVENT(jbd2_lock_buffer_stall, 363 364 TP_PROTO(dev_t dev, unsigned long stall_ms), 365 366 TP_ARGS(dev, stall_ms), 367 368 TP_STRUCT__entry( 369 __field( dev_t, dev ) 370 __field(unsigned long, stall_ms ) 371 ), 372 373 TP_fast_assign( 374 __entry->dev = dev; 375 __entry->stall_ms = stall_ms; 376 ), 377 378 TP_printk("dev %d,%d stall_ms %lu", 379 MAJOR(__entry->dev), MINOR(__entry->dev), 380 __entry->stall_ms) 381 ); 382 383 #endif /* _TRACE_JBD2_H */ 384 385 /* This part must be outside protection */ 386 #include <trace/define_trace.h> 387