jbd2.h 13 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #undef TRACE_SYSTEM
  3. #define TRACE_SYSTEM jbd2
  4. #if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
  5. #define _TRACE_JBD2_H
  6. #include <linux/jbd2.h>
  7. #include <linux/tracepoint.h>
  8. struct transaction_chp_stats_s;
  9. struct transaction_run_stats_s;
  10. TRACE_EVENT(jbd2_checkpoint,
  11. TP_PROTO(journal_t *journal, int result),
  12. TP_ARGS(journal, result),
  13. TP_STRUCT__entry(
  14. __field( dev_t, dev )
  15. __field( int, result )
  16. ),
  17. TP_fast_assign(
  18. __entry->dev = journal->j_fs_dev->bd_dev;
  19. __entry->result = result;
  20. ),
  21. TP_printk("dev %d,%d result %d",
  22. MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result)
  23. );
  24. DECLARE_EVENT_CLASS(jbd2_commit,
  25. TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  26. TP_ARGS(journal, commit_transaction),
  27. TP_STRUCT__entry(
  28. __field( dev_t, dev )
  29. __field( char, sync_commit )
  30. __field( tid_t, transaction )
  31. ),
  32. TP_fast_assign(
  33. __entry->dev = journal->j_fs_dev->bd_dev;
  34. __entry->sync_commit = commit_transaction->t_synchronous_commit;
  35. __entry->transaction = commit_transaction->t_tid;
  36. ),
  37. TP_printk("dev %d,%d transaction %u sync %d",
  38. MAJOR(__entry->dev), MINOR(__entry->dev),
  39. __entry->transaction, __entry->sync_commit)
  40. );
  41. DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
  42. TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  43. TP_ARGS(journal, commit_transaction)
  44. );
  45. DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
  46. TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  47. TP_ARGS(journal, commit_transaction)
  48. );
  49. DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
  50. TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  51. TP_ARGS(journal, commit_transaction)
  52. );
  53. DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
  54. TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  55. TP_ARGS(journal, commit_transaction)
  56. );
  57. DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction,
  58. TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  59. TP_ARGS(journal, commit_transaction)
  60. );
  61. TRACE_EVENT(jbd2_end_commit,
  62. TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
  63. TP_ARGS(journal, commit_transaction),
  64. TP_STRUCT__entry(
  65. __field( dev_t, dev )
  66. __field( char, sync_commit )
  67. __field( tid_t, transaction )
  68. __field( tid_t, head )
  69. ),
  70. TP_fast_assign(
  71. __entry->dev = journal->j_fs_dev->bd_dev;
  72. __entry->sync_commit = commit_transaction->t_synchronous_commit;
  73. __entry->transaction = commit_transaction->t_tid;
  74. __entry->head = journal->j_tail_sequence;
  75. ),
  76. TP_printk("dev %d,%d transaction %u sync %d head %u",
  77. MAJOR(__entry->dev), MINOR(__entry->dev),
  78. __entry->transaction, __entry->sync_commit, __entry->head)
  79. );
  80. TRACE_EVENT(jbd2_submit_inode_data,
  81. TP_PROTO(struct inode *inode),
  82. TP_ARGS(inode),
  83. TP_STRUCT__entry(
  84. __field( dev_t, dev )
  85. __field( ino_t, ino )
  86. ),
  87. TP_fast_assign(
  88. __entry->dev = inode->i_sb->s_dev;
  89. __entry->ino = inode->i_ino;
  90. ),
  91. TP_printk("dev %d,%d ino %lu",
  92. MAJOR(__entry->dev), MINOR(__entry->dev),
  93. (unsigned long) __entry->ino)
  94. );
  95. DECLARE_EVENT_CLASS(jbd2_handle_start_class,
  96. TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
  97. unsigned int line_no, int requested_blocks),
  98. TP_ARGS(dev, tid, type, line_no, requested_blocks),
  99. TP_STRUCT__entry(
  100. __field( dev_t, dev )
  101. __field( tid_t, tid )
  102. __field( unsigned int, type )
  103. __field( unsigned int, line_no )
  104. __field( int, requested_blocks)
  105. ),
  106. TP_fast_assign(
  107. __entry->dev = dev;
  108. __entry->tid = tid;
  109. __entry->type = type;
  110. __entry->line_no = line_no;
  111. __entry->requested_blocks = requested_blocks;
  112. ),
  113. TP_printk("dev %d,%d tid %u type %u line_no %u "
  114. "requested_blocks %d",
  115. MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
  116. __entry->type, __entry->line_no, __entry->requested_blocks)
  117. );
  118. DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_start,
  119. TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
  120. unsigned int line_no, int requested_blocks),
  121. TP_ARGS(dev, tid, type, line_no, requested_blocks)
  122. );
  123. DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_restart,
  124. TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
  125. unsigned int line_no, int requested_blocks),
  126. TP_ARGS(dev, tid, type, line_no, requested_blocks)
  127. );
  128. TRACE_EVENT(jbd2_handle_extend,
  129. TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
  130. unsigned int line_no, int buffer_credits,
  131. int requested_blocks),
  132. TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
  133. TP_STRUCT__entry(
  134. __field( dev_t, dev )
  135. __field( tid_t, tid )
  136. __field( unsigned int, type )
  137. __field( unsigned int, line_no )
  138. __field( int, buffer_credits )
  139. __field( int, requested_blocks)
  140. ),
  141. TP_fast_assign(
  142. __entry->dev = dev;
  143. __entry->tid = tid;
  144. __entry->type = type;
  145. __entry->line_no = line_no;
  146. __entry->buffer_credits = buffer_credits;
  147. __entry->requested_blocks = requested_blocks;
  148. ),
  149. TP_printk("dev %d,%d tid %u type %u line_no %u "
  150. "buffer_credits %d requested_blocks %d",
  151. MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
  152. __entry->type, __entry->line_no, __entry->buffer_credits,
  153. __entry->requested_blocks)
  154. );
  155. TRACE_EVENT(jbd2_handle_stats,
  156. TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
  157. unsigned int line_no, int interval, int sync,
  158. int requested_blocks, int dirtied_blocks),
  159. TP_ARGS(dev, tid, type, line_no, interval, sync,
  160. requested_blocks, dirtied_blocks),
  161. TP_STRUCT__entry(
  162. __field( dev_t, dev )
  163. __field( tid_t, tid )
  164. __field( unsigned int, type )
  165. __field( unsigned int, line_no )
  166. __field( int, interval )
  167. __field( int, sync )
  168. __field( int, requested_blocks)
  169. __field( int, dirtied_blocks )
  170. ),
  171. TP_fast_assign(
  172. __entry->dev = dev;
  173. __entry->tid = tid;
  174. __entry->type = type;
  175. __entry->line_no = line_no;
  176. __entry->interval = interval;
  177. __entry->sync = sync;
  178. __entry->requested_blocks = requested_blocks;
  179. __entry->dirtied_blocks = dirtied_blocks;
  180. ),
  181. TP_printk("dev %d,%d tid %u type %u line_no %u interval %d "
  182. "sync %d requested_blocks %d dirtied_blocks %d",
  183. MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
  184. __entry->type, __entry->line_no, __entry->interval,
  185. __entry->sync, __entry->requested_blocks,
  186. __entry->dirtied_blocks)
  187. );
  188. TRACE_EVENT(jbd2_run_stats,
  189. TP_PROTO(dev_t dev, tid_t tid,
  190. struct transaction_run_stats_s *stats),
  191. TP_ARGS(dev, tid, stats),
  192. TP_STRUCT__entry(
  193. __field( dev_t, dev )
  194. __field( tid_t, tid )
  195. __field( unsigned long, wait )
  196. __field( unsigned long, request_delay )
  197. __field( unsigned long, running )
  198. __field( unsigned long, locked )
  199. __field( unsigned long, flushing )
  200. __field( unsigned long, logging )
  201. __field( __u32, handle_count )
  202. __field( __u32, blocks )
  203. __field( __u32, blocks_logged )
  204. ),
  205. TP_fast_assign(
  206. __entry->dev = dev;
  207. __entry->tid = tid;
  208. __entry->wait = stats->rs_wait;
  209. __entry->request_delay = stats->rs_request_delay;
  210. __entry->running = stats->rs_running;
  211. __entry->locked = stats->rs_locked;
  212. __entry->flushing = stats->rs_flushing;
  213. __entry->logging = stats->rs_logging;
  214. __entry->handle_count = stats->rs_handle_count;
  215. __entry->blocks = stats->rs_blocks;
  216. __entry->blocks_logged = stats->rs_blocks_logged;
  217. ),
  218. TP_printk("dev %d,%d tid %u wait %u request_delay %u running %u "
  219. "locked %u flushing %u logging %u handle_count %u "
  220. "blocks %u blocks_logged %u",
  221. MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
  222. jiffies_to_msecs(__entry->wait),
  223. jiffies_to_msecs(__entry->request_delay),
  224. jiffies_to_msecs(__entry->running),
  225. jiffies_to_msecs(__entry->locked),
  226. jiffies_to_msecs(__entry->flushing),
  227. jiffies_to_msecs(__entry->logging),
  228. __entry->handle_count, __entry->blocks,
  229. __entry->blocks_logged)
  230. );
  231. TRACE_EVENT(jbd2_checkpoint_stats,
  232. TP_PROTO(dev_t dev, tid_t tid,
  233. struct transaction_chp_stats_s *stats),
  234. TP_ARGS(dev, tid, stats),
  235. TP_STRUCT__entry(
  236. __field( dev_t, dev )
  237. __field( tid_t, tid )
  238. __field( unsigned long, chp_time )
  239. __field( __u32, forced_to_close )
  240. __field( __u32, written )
  241. __field( __u32, dropped )
  242. ),
  243. TP_fast_assign(
  244. __entry->dev = dev;
  245. __entry->tid = tid;
  246. __entry->chp_time = stats->cs_chp_time;
  247. __entry->forced_to_close= stats->cs_forced_to_close;
  248. __entry->written = stats->cs_written;
  249. __entry->dropped = stats->cs_dropped;
  250. ),
  251. TP_printk("dev %d,%d tid %u chp_time %u forced_to_close %u "
  252. "written %u dropped %u",
  253. MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
  254. jiffies_to_msecs(__entry->chp_time),
  255. __entry->forced_to_close, __entry->written, __entry->dropped)
  256. );
  257. TRACE_EVENT(jbd2_update_log_tail,
  258. TP_PROTO(journal_t *journal, tid_t first_tid,
  259. unsigned long block_nr, unsigned long freed),
  260. TP_ARGS(journal, first_tid, block_nr, freed),
  261. TP_STRUCT__entry(
  262. __field( dev_t, dev )
  263. __field( tid_t, tail_sequence )
  264. __field( tid_t, first_tid )
  265. __field(unsigned long, block_nr )
  266. __field(unsigned long, freed )
  267. ),
  268. TP_fast_assign(
  269. __entry->dev = journal->j_fs_dev->bd_dev;
  270. __entry->tail_sequence = journal->j_tail_sequence;
  271. __entry->first_tid = first_tid;
  272. __entry->block_nr = block_nr;
  273. __entry->freed = freed;
  274. ),
  275. TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
  276. MAJOR(__entry->dev), MINOR(__entry->dev),
  277. __entry->tail_sequence, __entry->first_tid,
  278. __entry->block_nr, __entry->freed)
  279. );
  280. TRACE_EVENT(jbd2_write_superblock,
  281. TP_PROTO(journal_t *journal, blk_opf_t write_flags),
  282. TP_ARGS(journal, write_flags),
  283. TP_STRUCT__entry(
  284. __field( dev_t, dev )
  285. __field( blk_opf_t, write_flags )
  286. ),
  287. TP_fast_assign(
  288. __entry->dev = journal->j_fs_dev->bd_dev;
  289. __entry->write_flags = write_flags;
  290. ),
  291. TP_printk("dev %d,%d write_flags %x", MAJOR(__entry->dev),
  292. MINOR(__entry->dev), (__force u32)__entry->write_flags)
  293. );
  294. TRACE_EVENT(jbd2_lock_buffer_stall,
  295. TP_PROTO(dev_t dev, unsigned long stall_ms),
  296. TP_ARGS(dev, stall_ms),
  297. TP_STRUCT__entry(
  298. __field( dev_t, dev )
  299. __field(unsigned long, stall_ms )
  300. ),
  301. TP_fast_assign(
  302. __entry->dev = dev;
  303. __entry->stall_ms = stall_ms;
  304. ),
  305. TP_printk("dev %d,%d stall_ms %lu",
  306. MAJOR(__entry->dev), MINOR(__entry->dev),
  307. __entry->stall_ms)
  308. );
  309. DECLARE_EVENT_CLASS(jbd2_journal_shrink,
  310. TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
  311. unsigned long count),
  312. TP_ARGS(journal, nr_to_scan, count),
  313. TP_STRUCT__entry(
  314. __field(dev_t, dev)
  315. __field(unsigned long, nr_to_scan)
  316. __field(unsigned long, count)
  317. ),
  318. TP_fast_assign(
  319. __entry->dev = journal->j_fs_dev->bd_dev;
  320. __entry->nr_to_scan = nr_to_scan;
  321. __entry->count = count;
  322. ),
  323. TP_printk("dev %d,%d nr_to_scan %lu count %lu",
  324. MAJOR(__entry->dev), MINOR(__entry->dev),
  325. __entry->nr_to_scan, __entry->count)
  326. );
  327. DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_count,
  328. TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
  329. TP_ARGS(journal, nr_to_scan, count)
  330. );
  331. DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_scan_enter,
  332. TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
  333. TP_ARGS(journal, nr_to_scan, count)
  334. );
  335. TRACE_EVENT(jbd2_shrink_scan_exit,
  336. TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
  337. unsigned long nr_shrunk, unsigned long count),
  338. TP_ARGS(journal, nr_to_scan, nr_shrunk, count),
  339. TP_STRUCT__entry(
  340. __field(dev_t, dev)
  341. __field(unsigned long, nr_to_scan)
  342. __field(unsigned long, nr_shrunk)
  343. __field(unsigned long, count)
  344. ),
  345. TP_fast_assign(
  346. __entry->dev = journal->j_fs_dev->bd_dev;
  347. __entry->nr_to_scan = nr_to_scan;
  348. __entry->nr_shrunk = nr_shrunk;
  349. __entry->count = count;
  350. ),
  351. TP_printk("dev %d,%d nr_to_scan %lu nr_shrunk %lu count %lu",
  352. MAJOR(__entry->dev), MINOR(__entry->dev),
  353. __entry->nr_to_scan, __entry->nr_shrunk,
  354. __entry->count)
  355. );
  356. TRACE_EVENT(jbd2_shrink_checkpoint_list,
  357. TP_PROTO(journal_t *journal, tid_t first_tid, tid_t tid, tid_t last_tid,
  358. unsigned long nr_freed, tid_t next_tid),
  359. TP_ARGS(journal, first_tid, tid, last_tid, nr_freed, next_tid),
  360. TP_STRUCT__entry(
  361. __field(dev_t, dev)
  362. __field(tid_t, first_tid)
  363. __field(tid_t, tid)
  364. __field(tid_t, last_tid)
  365. __field(unsigned long, nr_freed)
  366. __field(tid_t, next_tid)
  367. ),
  368. TP_fast_assign(
  369. __entry->dev = journal->j_fs_dev->bd_dev;
  370. __entry->first_tid = first_tid;
  371. __entry->tid = tid;
  372. __entry->last_tid = last_tid;
  373. __entry->nr_freed = nr_freed;
  374. __entry->next_tid = next_tid;
  375. ),
  376. TP_printk("dev %d,%d shrink transaction %u-%u(%u) freed %lu "
  377. "next transaction %u",
  378. MAJOR(__entry->dev), MINOR(__entry->dev),
  379. __entry->first_tid, __entry->tid, __entry->last_tid,
  380. __entry->nr_freed, __entry->next_tid)
  381. );
  382. #endif /* _TRACE_JBD2_H */
  383. /* This part must be outside protection */
  384. #include <trace/define_trace.h>