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
10struct transaction_chp_stats_s;
11struct transaction_run_stats_s;
12
13TRACE_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
33DECLARE_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
56DEFINE_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
63DEFINE_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
70DEFINE_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
77DEFINE_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
84DEFINE_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
91TRACE_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
115TRACE_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
135TRACE_EVENT(jbd2_handle_start,
136	TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
137		 unsigned int line_no, int requested_blocks),
138
139	TP_ARGS(dev, tid, type, line_no, requested_blocks),
140
141	TP_STRUCT__entry(
142		__field(		dev_t,	dev		)
143		__field(	unsigned long,	tid		)
144		__field(	 unsigned int,	type		)
145		__field(	 unsigned int,	line_no		)
146		__field(		  int,	requested_blocks)
147	),
148
149	TP_fast_assign(
150		__entry->dev		  = dev;
151		__entry->tid		  = tid;
152		__entry->type		  = type;
153		__entry->line_no	  = line_no;
154		__entry->requested_blocks = requested_blocks;
155	),
156
157	TP_printk("dev %d,%d tid %lu type %u line_no %u "
158		  "requested_blocks %d",
159		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
160		  __entry->type, __entry->line_no, __entry->requested_blocks)
161);
162
163TRACE_EVENT(jbd2_handle_extend,
164	TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
165		 unsigned int line_no, int buffer_credits,
166		 int requested_blocks),
167
168	TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
169
170	TP_STRUCT__entry(
171		__field(		dev_t,	dev		)
172		__field(	unsigned long,	tid		)
173		__field(	 unsigned int,	type		)
174		__field(	 unsigned int,	line_no		)
175		__field(		  int,	buffer_credits  )
176		__field(		  int,	requested_blocks)
177	),
178
179	TP_fast_assign(
180		__entry->dev		  = dev;
181		__entry->tid		  = tid;
182		__entry->type		  = type;
183		__entry->line_no	  = line_no;
184		__entry->buffer_credits   = buffer_credits;
185		__entry->requested_blocks = requested_blocks;
186	),
187
188	TP_printk("dev %d,%d tid %lu type %u line_no %u "
189		  "buffer_credits %d requested_blocks %d",
190		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
191		  __entry->type, __entry->line_no, __entry->buffer_credits,
192		  __entry->requested_blocks)
193);
194
195TRACE_EVENT(jbd2_handle_stats,
196	TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
197		 unsigned int line_no, int interval, int sync,
198		 int requested_blocks, int dirtied_blocks),
199
200	TP_ARGS(dev, tid, type, line_no, interval, sync,
201		requested_blocks, dirtied_blocks),
202
203	TP_STRUCT__entry(
204		__field(		dev_t,	dev		)
205		__field(	unsigned long,	tid		)
206		__field(	 unsigned int,	type		)
207		__field(	 unsigned int,	line_no		)
208		__field(		  int,	interval	)
209		__field(		  int,	sync		)
210		__field(		  int,	requested_blocks)
211		__field(		  int,	dirtied_blocks	)
212	),
213
214	TP_fast_assign(
215		__entry->dev		  = dev;
216		__entry->tid		  = tid;
217		__entry->type		  = type;
218		__entry->line_no	  = line_no;
219		__entry->interval	  = interval;
220		__entry->sync		  = sync;
221		__entry->requested_blocks = requested_blocks;
222		__entry->dirtied_blocks	  = dirtied_blocks;
223	),
224
225	TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d "
226		  "sync %d requested_blocks %d dirtied_blocks %d",
227		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
228		  __entry->type, __entry->line_no, __entry->interval,
229		  __entry->sync, __entry->requested_blocks,
230		  __entry->dirtied_blocks)
231);
232
233TRACE_EVENT(jbd2_run_stats,
234	TP_PROTO(dev_t dev, unsigned long tid,
235		 struct transaction_run_stats_s *stats),
236
237	TP_ARGS(dev, tid, stats),
238
239	TP_STRUCT__entry(
240		__field(		dev_t,	dev		)
241		__field(	unsigned long,	tid		)
242		__field(	unsigned long,	wait		)
243		__field(	unsigned long,	request_delay	)
244		__field(	unsigned long,	running		)
245		__field(	unsigned long,	locked		)
246		__field(	unsigned long,	flushing	)
247		__field(	unsigned long,	logging		)
248		__field(		__u32,	handle_count	)
249		__field(		__u32,	blocks		)
250		__field(		__u32,	blocks_logged	)
251	),
252
253	TP_fast_assign(
254		__entry->dev		= dev;
255		__entry->tid		= tid;
256		__entry->wait		= stats->rs_wait;
257		__entry->request_delay	= stats->rs_request_delay;
258		__entry->running	= stats->rs_running;
259		__entry->locked		= stats->rs_locked;
260		__entry->flushing	= stats->rs_flushing;
261		__entry->logging	= stats->rs_logging;
262		__entry->handle_count	= stats->rs_handle_count;
263		__entry->blocks		= stats->rs_blocks;
264		__entry->blocks_logged	= stats->rs_blocks_logged;
265	),
266
267	TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u "
268		  "locked %u flushing %u logging %u handle_count %u "
269		  "blocks %u blocks_logged %u",
270		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
271		  jiffies_to_msecs(__entry->wait),
272		  jiffies_to_msecs(__entry->request_delay),
273		  jiffies_to_msecs(__entry->running),
274		  jiffies_to_msecs(__entry->locked),
275		  jiffies_to_msecs(__entry->flushing),
276		  jiffies_to_msecs(__entry->logging),
277		  __entry->handle_count, __entry->blocks,
278		  __entry->blocks_logged)
279);
280
281TRACE_EVENT(jbd2_checkpoint_stats,
282	TP_PROTO(dev_t dev, unsigned long tid,
283		 struct transaction_chp_stats_s *stats),
284
285	TP_ARGS(dev, tid, stats),
286
287	TP_STRUCT__entry(
288		__field(		dev_t,	dev		)
289		__field(	unsigned long,	tid		)
290		__field(	unsigned long,	chp_time	)
291		__field(		__u32,	forced_to_close	)
292		__field(		__u32,	written		)
293		__field(		__u32,	dropped		)
294	),
295
296	TP_fast_assign(
297		__entry->dev		= dev;
298		__entry->tid		= tid;
299		__entry->chp_time	= stats->cs_chp_time;
300		__entry->forced_to_close= stats->cs_forced_to_close;
301		__entry->written	= stats->cs_written;
302		__entry->dropped	= stats->cs_dropped;
303	),
304
305	TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
306		  "written %u dropped %u",
307		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
308		  jiffies_to_msecs(__entry->chp_time),
309		  __entry->forced_to_close, __entry->written, __entry->dropped)
310);
311
312TRACE_EVENT(jbd2_update_log_tail,
313
314	TP_PROTO(journal_t *journal, tid_t first_tid,
315		 unsigned long block_nr, unsigned long freed),
316
317	TP_ARGS(journal, first_tid, block_nr, freed),
318
319	TP_STRUCT__entry(
320		__field(	dev_t,	dev			)
321		__field(	tid_t,	tail_sequence		)
322		__field(	tid_t,	first_tid		)
323		__field(unsigned long,	block_nr		)
324		__field(unsigned long,	freed			)
325	),
326
327	TP_fast_assign(
328		__entry->dev		= journal->j_fs_dev->bd_dev;
329		__entry->tail_sequence	= journal->j_tail_sequence;
330		__entry->first_tid	= first_tid;
331		__entry->block_nr	= block_nr;
332		__entry->freed		= freed;
333	),
334
335	TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
336		  MAJOR(__entry->dev), MINOR(__entry->dev),
337		  __entry->tail_sequence, __entry->first_tid,
338		  __entry->block_nr, __entry->freed)
339);
340
341TRACE_EVENT(jbd2_write_superblock,
342
343	TP_PROTO(journal_t *journal, int write_op),
344
345	TP_ARGS(journal, write_op),
346
347	TP_STRUCT__entry(
348		__field(	dev_t,  dev			)
349		__field(	  int,  write_op		)
350	),
351
352	TP_fast_assign(
353		__entry->dev		= journal->j_fs_dev->bd_dev;
354		__entry->write_op	= write_op;
355	),
356
357	TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev),
358		  MINOR(__entry->dev), __entry->write_op)
359);
360
361TRACE_EVENT(jbd2_lock_buffer_stall,
362
363	TP_PROTO(dev_t dev, unsigned long stall_ms),
364
365	TP_ARGS(dev, stall_ms),
366
367	TP_STRUCT__entry(
368		__field(        dev_t, dev	)
369		__field(unsigned long, stall_ms	)
370	),
371
372	TP_fast_assign(
373		__entry->dev		= dev;
374		__entry->stall_ms	= stall_ms;
375	),
376
377	TP_printk("dev %d,%d stall_ms %lu",
378		MAJOR(__entry->dev), MINOR(__entry->dev),
379		__entry->stall_ms)
380);
381
382#endif /* _TRACE_JBD2_H */
383
384/* This part must be outside protection */
385#include <trace/define_trace.h>
386