Commit | Line | Data |
---|---|---|
b87700e3 AG |
1 | #undef TRACE_SYSTEM |
2 | #define TRACE_SYSTEM writeback | |
3 | ||
3bc29f0a MD |
4 | #if !defined(LTTNG_TRACE_WRITEBACK_H) || defined(TRACE_HEADER_MULTI_READ) |
5 | #define LTTNG_TRACE_WRITEBACK_H | |
b87700e3 | 6 | |
3bc29f0a | 7 | #include "../../../probes/lttng-tracepoint-event.h" |
aa634cd1 | 8 | #include <linux/tracepoint.h> |
b87700e3 AG |
9 | #include <linux/backing-dev.h> |
10 | #include <linux/writeback.h> | |
11 | #include <linux/version.h> | |
12 | ||
13 | #ifndef _TRACE_WRITEBACK_DEF_ | |
14 | #define _TRACE_WRITEBACK_DEF_ | |
9a8687aa MD |
15 | |
16 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)) | |
b87700e3 AG |
17 | static inline struct backing_dev_info *inode_to_bdi(struct inode *inode) |
18 | { | |
19 | struct super_block *sb = inode->i_sb; | |
20 | ||
21 | if (strcmp(sb->s_type->name, "bdev") == 0) | |
22 | return inode->i_mapping->backing_dev_info; | |
23 | ||
24 | return sb->s_bdi; | |
25 | } | |
9a8687aa MD |
26 | #endif /* #if (LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)) */ |
27 | ||
b87700e3 AG |
28 | #endif |
29 | ||
9a8687aa MD |
30 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) |
31 | #define show_inode_state(state) \ | |
32 | __print_flags(state, "|", \ | |
33 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
34 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
35 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
36 | {I_NEW, "I_NEW"}, \ | |
37 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
38 | {I_FREEING, "I_FREEING"}, \ | |
39 | {I_CLEAR, "I_CLEAR"}, \ | |
40 | {I_SYNC, "I_SYNC"}, \ | |
41 | {I_DIRTY_TIME, "I_DIRTY_TIME"}, \ | |
42 | {I_DIRTY_TIME_EXPIRED, "I_DIRTY_TIME_EXPIRED"}, \ | |
43 | {I_REFERENCED, "I_REFERENCED"} \ | |
44 | ) | |
45 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ | |
b87700e3 AG |
46 | #define show_inode_state(state) \ |
47 | __print_flags(state, "|", \ | |
48 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
49 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
50 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
51 | {I_NEW, "I_NEW"}, \ | |
52 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
53 | {I_FREEING, "I_FREEING"}, \ | |
54 | {I_CLEAR, "I_CLEAR"}, \ | |
55 | {I_SYNC, "I_SYNC"}, \ | |
56 | {I_REFERENCED, "I_REFERENCED"} \ | |
57 | ) | |
9a8687aa | 58 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ |
b87700e3 | 59 | |
9a8687aa MD |
60 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) |
61 | ||
62 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, | |
63 | TP_PROTO(struct page *page, struct address_space *mapping), | |
64 | TP_ARGS(page, mapping), | |
65 | TP_STRUCT__entry ( | |
66 | __array_text(char, name, 32) | |
67 | __field(unsigned long, ino) | |
68 | __field(pgoff_t, index) | |
69 | ), | |
70 | TP_fast_assign( | |
71 | tp_memcpy(name, | |
72 | mapping ? dev_name(inode_to_bdi(mapping->host)->dev) : "(unknown)", 32) | |
73 | tp_assign(ino, mapping ? mapping->host->i_ino : 0) | |
74 | tp_assign(index, page->index) | |
75 | ), | |
76 | TP_printk("bdi %s: ino=%lu index=%lu", | |
77 | __entry->name, | |
78 | __entry->ino, | |
79 | __entry->index | |
80 | ) | |
81 | ) | |
82 | ||
83 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
84 | TP_PROTO(struct inode *inode, int flags), | |
85 | TP_ARGS(inode, flags), | |
86 | TP_STRUCT__entry ( | |
87 | __array_text(char, name, 32) | |
88 | __field(unsigned long, ino) | |
89 | __field(unsigned long, state) | |
90 | __field(unsigned long, flags) | |
91 | ), | |
92 | TP_fast_assign( | |
93 | /* may be called for files on pseudo FSes w/ unregistered bdi */ | |
94 | tp_memcpy(name, | |
95 | inode_to_bdi(inode)->dev ? | |
96 | dev_name(inode_to_bdi(inode)->dev) : "(unknown)", 32) | |
97 | tp_assign(ino, inode->i_ino) | |
98 | tp_assign(state, inode->i_state) | |
99 | tp_assign(flags, flags) | |
100 | ), | |
101 | TP_printk("bdi %s: ino=%lu flags=%s", | |
102 | __entry->name, | |
103 | __entry->ino, | |
104 | show_inode_state(__entry->flags) | |
105 | ) | |
106 | ) | |
107 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
108 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
109 | TP_PROTO(struct inode *inode, int flags), \ | |
110 | TP_ARGS(inode, flags)) | |
111 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
112 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
113 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_mark_inode_dirty) | |
114 | ||
115 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
116 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
117 | TP_ARGS(inode, wbc), | |
118 | TP_STRUCT__entry ( | |
119 | __array_text(char, name, 32) | |
120 | __field(unsigned long, ino) | |
121 | __field(int, sync_mode) | |
122 | ), | |
123 | TP_fast_assign( | |
124 | tp_memcpy(name, | |
125 | dev_name(inode_to_bdi(inode)->dev), 32) | |
126 | tp_assign(ino, inode->i_ino) | |
127 | tp_assign(sync_mode, wbc->sync_mode) | |
128 | ), | |
129 | TP_printk("bdi %s: ino=%lu sync_mode=%d", | |
130 | __entry->name, | |
131 | __entry->ino, | |
132 | __entry->sync_mode | |
133 | ) | |
134 | ) | |
135 | ||
136 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
137 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
138 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
139 | TP_ARGS(inode, wbc)) | |
140 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
141 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
142 | ||
143 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) | |
144 | ||
aa634cd1 JD |
145 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, |
146 | TP_PROTO(struct page *page, struct address_space *mapping), | |
147 | TP_ARGS(page, mapping), | |
148 | TP_STRUCT__entry ( | |
149 | __array_text(char, name, 32) | |
150 | __field(unsigned long, ino) | |
151 | __field(pgoff_t, index) | |
152 | ), | |
153 | TP_fast_assign( | |
154 | tp_memcpy(name, | |
155 | mapping ? dev_name(mapping->backing_dev_info->dev) : "(unknown)", 32) | |
156 | tp_assign(ino, mapping ? mapping->host->i_ino : 0) | |
157 | tp_assign(index, page->index) | |
158 | ), | |
159 | TP_printk("bdi %s: ino=%lu index=%lu", | |
160 | __entry->name, | |
161 | __entry->ino, | |
162 | __entry->index | |
163 | ) | |
164 | ) | |
165 | ||
166 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
167 | TP_PROTO(struct inode *inode, int flags), | |
168 | TP_ARGS(inode, flags), | |
169 | TP_STRUCT__entry ( | |
170 | __array_text(char, name, 32) | |
171 | __field(unsigned long, ino) | |
172 | __field(unsigned long, flags) | |
173 | ), | |
174 | TP_fast_assign( | |
175 | /* may be called for files on pseudo FSes w/ unregistered bdi */ | |
176 | tp_memcpy(name, | |
177 | inode->i_mapping->backing_dev_info->dev ? | |
178 | dev_name(inode->i_mapping->backing_dev_info->dev) : "(unknown)", 32) | |
179 | tp_assign(ino, inode->i_ino) | |
180 | tp_assign(flags, flags) | |
181 | ), | |
182 | TP_printk("bdi %s: ino=%lu flags=%s", | |
183 | __entry->name, | |
184 | __entry->ino, | |
185 | show_inode_state(__entry->flags) | |
186 | ) | |
187 | ) | |
188 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
189 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
190 | TP_PROTO(struct inode *inode, int flags), \ | |
191 | TP_ARGS(inode, flags)) | |
192 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
193 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
194 | ||
195 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
196 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
197 | TP_ARGS(inode, wbc), | |
198 | TP_STRUCT__entry ( | |
199 | __array_text(char, name, 32) | |
200 | __field(unsigned long, ino) | |
201 | __field(int, sync_mode) | |
202 | ), | |
203 | TP_fast_assign( | |
204 | tp_memcpy(name, | |
205 | dev_name(inode->i_mapping->backing_dev_info->dev), 32) | |
206 | tp_assign(ino, inode->i_ino) | |
207 | tp_assign(sync_mode, wbc->sync_mode) | |
208 | ), | |
209 | TP_printk("bdi %s: ino=%lu sync_mode=%d", | |
210 | __entry->name, | |
211 | __entry->ino, | |
212 | __entry->sync_mode | |
213 | ) | |
214 | ) | |
215 | ||
216 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
217 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
218 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
219 | TP_ARGS(inode, wbc)) | |
220 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
221 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
9a8687aa | 222 | |
aa634cd1 JD |
223 | #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */ |
224 | ||
ee33121c MD |
225 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
226 | ||
227 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, | |
228 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), | |
229 | TP_ARGS(wb, work), | |
92f0e09d RV |
230 | TP_STRUCT__entry( |
231 | __array_text(char, name, 32) | |
232 | ), | |
233 | TP_fast_assign( | |
234 | tp_memcpy(name, wb->bdi->dev ? dev_name(wb->bdi->dev) : | |
ee33121c | 235 | "(unknown)", 32) |
92f0e09d RV |
236 | ), |
237 | TP_printk("bdi %s", | |
238 | __entry->name | |
ee33121c MD |
239 | ) |
240 | ) | |
241 | ||
242 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) | |
9a8687aa MD |
243 | |
244 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, | |
245 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), | |
246 | TP_ARGS(bdi, work), | |
247 | TP_STRUCT__entry( | |
248 | __array_text(char, name, 32) | |
249 | ), | |
250 | TP_fast_assign( | |
251 | tp_memcpy(name, bdi->dev ? dev_name(bdi->dev) : | |
252 | "(unknown)", 32) | |
253 | ), | |
254 | TP_printk("bdi %s", | |
255 | __entry->name | |
256 | ) | |
257 | ) | |
258 | ||
259 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ | |
260 | ||
3bc29f0a | 261 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, |
b87700e3 AG |
262 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), |
263 | TP_ARGS(bdi, work), | |
264 | TP_STRUCT__entry( | |
b4cf87e5 | 265 | __array_text(char, name, 32) |
b87700e3 AG |
266 | ), |
267 | TP_fast_assign( | |
268 | tp_memcpy(name, dev_name(bdi->dev ? bdi->dev : | |
269 | default_backing_dev_info.dev), 32) | |
b87700e3 | 270 | ), |
88dc2c97 MD |
271 | TP_printk("bdi %s", |
272 | __entry->name | |
b87700e3 | 273 | ) |
b87700e3 | 274 | ) |
9a8687aa MD |
275 | |
276 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ | |
277 | ||
ee33121c MD |
278 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
279 | ||
280 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ | |
281 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
282 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), \ | |
283 | TP_ARGS(wb, work)) | |
284 | ||
285 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
286 | ||
3bc29f0a MD |
287 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ |
288 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
b87700e3 AG |
289 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \ |
290 | TP_ARGS(bdi, work)) | |
ee33121c MD |
291 | |
292 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
293 | ||
3bc29f0a MD |
294 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_nothread) |
295 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_queue) | |
296 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_exec) | |
b87700e3 | 297 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) |
3bc29f0a MD |
298 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_start) |
299 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_written) | |
300 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_wait) | |
b87700e3 AG |
301 | #endif |
302 | ||
3bc29f0a | 303 | LTTNG_TRACEPOINT_EVENT(writeback_pages_written, |
b87700e3 AG |
304 | TP_PROTO(long pages_written), |
305 | TP_ARGS(pages_written), | |
306 | TP_STRUCT__entry( | |
307 | __field(long, pages) | |
308 | ), | |
309 | TP_fast_assign( | |
310 | tp_assign(pages, pages_written) | |
311 | ), | |
312 | TP_printk("%ld", __entry->pages) | |
313 | ) | |
314 | ||
ee33121c MD |
315 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
316 | ||
317 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, | |
318 | TP_PROTO(struct bdi_writeback *wb), | |
319 | TP_ARGS(wb), | |
92f0e09d RV |
320 | TP_STRUCT__entry( |
321 | __array_text(char, name, 32) | |
322 | ), | |
323 | TP_fast_assign( | |
324 | tp_memcpy(name, dev_name(wb->bdi->dev), 32) | |
325 | ), | |
326 | TP_printk("bdi %s", | |
327 | __entry->name | |
ee33121c MD |
328 | ) |
329 | ) | |
330 | ||
331 | #undef DEFINE_WRITEBACK_EVENT | |
332 | #define DEFINE_WRITEBACK_EVENT(name) \ | |
333 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ | |
334 | TP_PROTO(struct bdi_writeback *wb), \ | |
335 | TP_ARGS(wb)) | |
336 | ||
337 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ | |
338 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ | |
339 | TP_PROTO(struct bdi_writeback *wb), \ | |
340 | TP_ARGS(wb)) | |
341 | ||
342 | LTTNG_TRACEPOINT_EVENT(writeback_bdi_register, | |
343 | TP_PROTO(struct backing_dev_info *bdi), | |
344 | TP_ARGS(bdi), | |
92f0e09d RV |
345 | TP_STRUCT__entry( |
346 | __array_text(char, name, 32) | |
347 | ), | |
348 | TP_fast_assign( | |
349 | tp_memcpy(name, dev_name(bdi->dev), 32) | |
350 | ), | |
351 | TP_printk("bdi %s", | |
352 | __entry->name | |
ee33121c MD |
353 | ) |
354 | ) | |
355 | ||
356 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
357 | ||
3bc29f0a | 358 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, |
b87700e3 AG |
359 | TP_PROTO(struct backing_dev_info *bdi), |
360 | TP_ARGS(bdi), | |
361 | TP_STRUCT__entry( | |
b4cf87e5 | 362 | __array_text(char, name, 32) |
b87700e3 AG |
363 | ), |
364 | TP_fast_assign( | |
365 | tp_memcpy(name, dev_name(bdi->dev), 32) | |
366 | ), | |
367 | TP_printk("bdi %s", | |
368 | __entry->name | |
369 | ) | |
370 | ) | |
ee33121c | 371 | |
59fecd6c | 372 | #undef DEFINE_WRITEBACK_EVENT |
b87700e3 | 373 | #define DEFINE_WRITEBACK_EVENT(name) \ |
3bc29f0a | 374 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ |
b87700e3 AG |
375 | TP_PROTO(struct backing_dev_info *bdi), \ |
376 | TP_ARGS(bdi)) | |
377 | ||
9cf29d3e | 378 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ |
3bc29f0a | 379 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ |
9cf29d3e MD |
380 | TP_PROTO(struct backing_dev_info *bdi), \ |
381 | TP_ARGS(bdi)) | |
382 | ||
ee33121c MD |
383 | DEFINE_WRITEBACK_EVENT(writeback_bdi_register) |
384 | ||
385 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
386 | ||
b87700e3 AG |
387 | DEFINE_WRITEBACK_EVENT(writeback_nowork) |
388 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) | |
389 | DEFINE_WRITEBACK_EVENT(writeback_wake_background) | |
390 | #endif | |
391 | DEFINE_WRITEBACK_EVENT(writeback_wake_thread) | |
392 | DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread) | |
b87700e3 AG |
393 | DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister) |
394 | DEFINE_WRITEBACK_EVENT(writeback_thread_start) | |
395 | DEFINE_WRITEBACK_EVENT(writeback_thread_stop) | |
396 | #if (LTTNG_KERNEL_RANGE(3,1,0, 3,2,0)) | |
9cf29d3e MD |
397 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_start, writeback_balance_dirty_start) |
398 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_wait, writeback_balance_dirty_wait) | |
399 | ||
3bc29f0a | 400 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_written, |
b87700e3 | 401 | |
9cf29d3e | 402 | writeback_balance_dirty_written, |
b87700e3 AG |
403 | |
404 | TP_PROTO(struct backing_dev_info *bdi, int written), | |
405 | ||
406 | TP_ARGS(bdi, written), | |
407 | ||
408 | TP_STRUCT__entry( | |
409 | __array(char, name, 32) | |
410 | __field(int, written) | |
411 | ), | |
412 | ||
413 | TP_fast_assign( | |
414 | tp_memcpy(name, dev_name(bdi->dev), 32) | |
415 | tp_assign(written, written) | |
416 | ), | |
417 | ||
418 | TP_printk("bdi %s written %d", | |
419 | __entry->name, | |
420 | __entry->written | |
421 | ) | |
422 | ) | |
423 | #endif | |
424 | ||
3bc29f0a | 425 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_wbc_class, |
b87700e3 AG |
426 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), |
427 | TP_ARGS(wbc, bdi), | |
428 | TP_STRUCT__entry( | |
b4cf87e5 | 429 | __array_text(char, name, 32) |
b87700e3 AG |
430 | __field(long, nr_to_write) |
431 | __field(long, pages_skipped) | |
432 | __field(int, sync_mode) | |
433 | __field(int, for_kupdate) | |
434 | __field(int, for_background) | |
435 | __field(int, for_reclaim) | |
436 | __field(int, range_cyclic) | |
437 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) | |
438 | __field(int, more_io) | |
439 | __field(unsigned long, older_than_this) | |
440 | #endif | |
441 | __field(long, range_start) | |
442 | __field(long, range_end) | |
443 | ), | |
444 | ||
445 | TP_fast_assign( | |
446 | tp_memcpy(name, dev_name(bdi->dev), 32) | |
447 | tp_assign(nr_to_write, wbc->nr_to_write) | |
448 | tp_assign(pages_skipped, wbc->pages_skipped) | |
449 | tp_assign(sync_mode, wbc->sync_mode) | |
450 | tp_assign(for_kupdate, wbc->for_kupdate) | |
451 | tp_assign(for_background, wbc->for_background) | |
452 | tp_assign(for_reclaim, wbc->for_reclaim) | |
453 | tp_assign(range_cyclic, wbc->range_cyclic) | |
454 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) | |
455 | tp_assign(more_io, wbc->more_io) | |
456 | tp_assign(older_than_this, wbc->older_than_this ? | |
457 | *wbc->older_than_this : 0) | |
458 | #endif | |
459 | tp_assign(range_start, (long)wbc->range_start) | |
460 | tp_assign(range_end, (long)wbc->range_end) | |
461 | ), | |
462 | ||
463 | TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d " | |
464 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) | |
465 | "bgrd=%d reclm=%d cyclic=%d more=%d older=0x%lx " | |
466 | #else | |
467 | "bgrd=%d reclm=%d cyclic=%d " | |
468 | #endif | |
469 | "start=0x%lx end=0x%lx", | |
470 | __entry->name, | |
471 | __entry->nr_to_write, | |
472 | __entry->pages_skipped, | |
473 | __entry->sync_mode, | |
474 | __entry->for_kupdate, | |
475 | __entry->for_background, | |
476 | __entry->for_reclaim, | |
477 | __entry->range_cyclic, | |
478 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) | |
479 | __entry->more_io, | |
480 | __entry->older_than_this, | |
481 | #endif | |
482 | __entry->range_start, | |
483 | __entry->range_end) | |
484 | ) | |
485 | ||
9cf29d3e | 486 | #undef DEFINE_WBC_EVENT |
3bc29f0a MD |
487 | #define LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(name, map) \ |
488 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_wbc_class, name, map, \ | |
b87700e3 AG |
489 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \ |
490 | TP_ARGS(wbc, bdi)) | |
491 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) | |
3bc29f0a MD |
492 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_start, writeback_wbc_writeback_start) |
493 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_written, writeback_wbc_writeback_written) | |
494 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_wait, writeback_wbc_writeback_wait) | |
495 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_start, writeback_wbc_balance_dirty_start) | |
496 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_written, writeback_wbc_balance_dirty_written) | |
497 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_wait, writeback_wbc_balance_dirty_wait) | |
b87700e3 | 498 | #endif |
3bc29f0a | 499 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writepage, writeback_wbc_writepage) |
b87700e3 AG |
500 | |
501 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) | |
3bc29f0a | 502 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
b87700e3 AG |
503 | TP_PROTO(struct bdi_writeback *wb, |
504 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
505 | struct wb_writeback_work *work, | |
506 | #else | |
507 | unsigned long *older_than_this, | |
508 | #endif | |
509 | int moved), | |
510 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
511 | TP_ARGS(wb, work, moved), | |
512 | #else | |
513 | TP_ARGS(wb, older_than_this, moved), | |
514 | #endif | |
515 | TP_STRUCT__entry( | |
516 | __array(char, name, 32) | |
88dc2c97 MD |
517 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) |
518 | #else | |
b87700e3 AG |
519 | __field(unsigned long, older) |
520 | __field(long, age) | |
b87700e3 | 521 | #endif |
88dc2c97 | 522 | __field(int, moved) |
b87700e3 AG |
523 | ), |
524 | TP_fast_assign( | |
525 | tp_memcpy(name, dev_name(wb->bdi->dev), 32) | |
526 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
b87700e3 AG |
527 | #else |
528 | tp_assign(older, older_than_this ? *older_than_this : 0) | |
529 | tp_assign(age, older_than_this ? | |
530 | (jiffies - *older_than_this) * 1000 / HZ : -1) | |
531 | #endif | |
532 | tp_assign(moved, moved) | |
b87700e3 AG |
533 | ), |
534 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
88dc2c97 | 535 | TP_printk("bdi %s: enqueue=%d", |
b87700e3 | 536 | __entry->name, |
b87700e3 | 537 | __entry->moved, |
b87700e3 AG |
538 | ) |
539 | #else | |
540 | TP_printk("bdi %s: older=%lu age=%ld enqueue=%d", | |
541 | __entry->name, | |
542 | __entry->older, /* older_than_this in jiffies */ | |
543 | __entry->age, /* older_than_this in relative milliseconds */ | |
544 | __entry->moved | |
545 | ) | |
546 | #endif | |
547 | ) | |
548 | ||
3bc29f0a | 549 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
9cf29d3e MD |
550 | |
551 | writeback_global_dirty_state, | |
b87700e3 AG |
552 | |
553 | TP_PROTO(unsigned long background_thresh, | |
554 | unsigned long dirty_thresh | |
555 | ), | |
556 | ||
557 | TP_ARGS(background_thresh, | |
558 | dirty_thresh | |
559 | ), | |
560 | ||
561 | TP_STRUCT__entry( | |
562 | __field(unsigned long, nr_dirty) | |
563 | __field(unsigned long, nr_writeback) | |
564 | __field(unsigned long, nr_unstable) | |
565 | __field(unsigned long, background_thresh) | |
566 | __field(unsigned long, dirty_thresh) | |
567 | __field(unsigned long, dirty_limit) | |
568 | __field(unsigned long, nr_dirtied) | |
569 | __field(unsigned long, nr_written) | |
570 | ), | |
571 | ||
572 | TP_fast_assign( | |
573 | tp_assign(nr_dirty, global_page_state(NR_FILE_DIRTY)) | |
574 | tp_assign(nr_writeback, global_page_state(NR_WRITEBACK)) | |
575 | tp_assign(nr_unstable, global_page_state(NR_UNSTABLE_NFS)) | |
576 | tp_assign(nr_dirtied, global_page_state(NR_DIRTIED)) | |
577 | tp_assign(nr_written, global_page_state(NR_WRITTEN)) | |
578 | tp_assign(background_thresh, background_thresh) | |
579 | tp_assign(dirty_thresh, dirty_thresh) | |
580 | tp_assign(dirty_limit, global_dirty_limit) | |
581 | ), | |
582 | ||
583 | TP_printk("dirty=%lu writeback=%lu unstable=%lu " | |
584 | "bg_thresh=%lu thresh=%lu limit=%lu " | |
585 | "dirtied=%lu written=%lu", | |
586 | __entry->nr_dirty, | |
587 | __entry->nr_writeback, | |
588 | __entry->nr_unstable, | |
589 | __entry->background_thresh, | |
590 | __entry->dirty_thresh, | |
591 | __entry->dirty_limit, | |
592 | __entry->nr_dirtied, | |
593 | __entry->nr_written | |
594 | ) | |
595 | ) | |
596 | #endif | |
597 | ||
598 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
599 | ||
600 | #define KBps(x) ((x) << (PAGE_SHIFT - 10)) | |
601 | ||
ee33121c MD |
602 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
603 | ||
604 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
605 | ||
606 | writeback_bdi_dirty_ratelimit, | |
607 | ||
608 | TP_PROTO(struct bdi_writeback *wb, | |
609 | unsigned long dirty_rate, | |
610 | unsigned long task_ratelimit), | |
611 | ||
612 | TP_ARGS(wb, dirty_rate, task_ratelimit), | |
613 | ||
92f0e09d RV |
614 | TP_STRUCT__entry( |
615 | __array(char, bdi, 32) | |
616 | __field(unsigned long, write_bw) | |
617 | __field(unsigned long, avg_write_bw) | |
618 | __field(unsigned long, dirty_rate) | |
619 | __field(unsigned long, dirty_ratelimit) | |
620 | __field(unsigned long, task_ratelimit) | |
621 | __field(unsigned long, balanced_dirty_ratelimit) | |
622 | ), | |
623 | ||
624 | TP_fast_assign( | |
625 | tp_memcpy(bdi, dev_name(wb->bdi->dev), 32) | |
626 | tp_assign(write_bw, KBps(wb->bdi->wb.write_bandwidth)) | |
627 | tp_assign(avg_write_bw, KBps(wb->bdi->wb.avg_write_bandwidth)) | |
628 | tp_assign(dirty_rate, KBps(dirty_rate)) | |
629 | tp_assign(dirty_ratelimit, KBps(wb->bdi->wb.dirty_ratelimit)) | |
630 | tp_assign(task_ratelimit, KBps(task_ratelimit)) | |
631 | tp_assign(balanced_dirty_ratelimit, | |
ee33121c | 632 | KBps(wb->bdi->wb.balanced_dirty_ratelimit)) |
92f0e09d RV |
633 | ), |
634 | ||
635 | TP_printk("bdi %s: " | |
636 | "write_bw=%lu awrite_bw=%lu dirty_rate=%lu " | |
637 | "dirty_ratelimit=%lu task_ratelimit=%lu " | |
638 | "balanced_dirty_ratelimit=%lu", | |
639 | __entry->bdi, | |
640 | __entry->write_bw, /* write bandwidth */ | |
641 | __entry->avg_write_bw, /* avg write bandwidth */ | |
642 | __entry->dirty_rate, /* bdi dirty rate */ | |
643 | __entry->dirty_ratelimit, /* base ratelimit */ | |
644 | __entry->task_ratelimit, /* ratelimit with position control */ | |
645 | __entry->balanced_dirty_ratelimit /* the balanced ratelimit */ | |
ee33121c MD |
646 | ) |
647 | ) | |
648 | ||
649 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) | |
0e648dfb MJ |
650 | |
651 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
652 | ||
653 | writeback_bdi_dirty_ratelimit, | |
654 | ||
655 | TP_PROTO(struct backing_dev_info *bdi, | |
656 | unsigned long dirty_rate, | |
657 | unsigned long task_ratelimit), | |
658 | ||
659 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
660 | ||
661 | TP_STRUCT__entry( | |
662 | __array(char, bdi, 32) | |
663 | __field(unsigned long, write_bw) | |
664 | __field(unsigned long, avg_write_bw) | |
665 | __field(unsigned long, dirty_rate) | |
666 | __field(unsigned long, dirty_ratelimit) | |
667 | __field(unsigned long, task_ratelimit) | |
668 | __field(unsigned long, balanced_dirty_ratelimit) | |
669 | ), | |
670 | ||
671 | TP_fast_assign( | |
672 | tp_memcpy(bdi, dev_name(bdi->dev), 32) | |
673 | tp_assign(write_bw, KBps(bdi->wb.write_bandwidth)) | |
674 | tp_assign(avg_write_bw, KBps(bdi->wb.avg_write_bandwidth)) | |
675 | tp_assign(dirty_rate, KBps(dirty_rate)) | |
676 | tp_assign(dirty_ratelimit, KBps(bdi->wb.dirty_ratelimit)) | |
677 | tp_assign(task_ratelimit, KBps(task_ratelimit)) | |
678 | tp_assign(balanced_dirty_ratelimit, | |
679 | KBps(bdi->wb.balanced_dirty_ratelimit)) | |
680 | ), | |
681 | ||
682 | TP_printk("bdi %s: " | |
683 | "write_bw=%lu awrite_bw=%lu dirty_rate=%lu " | |
684 | "dirty_ratelimit=%lu task_ratelimit=%lu " | |
685 | "balanced_dirty_ratelimit=%lu", | |
686 | __entry->bdi, | |
687 | __entry->write_bw, /* write bandwidth */ | |
688 | __entry->avg_write_bw, /* avg write bandwidth */ | |
689 | __entry->dirty_rate, /* bdi dirty rate */ | |
690 | __entry->dirty_ratelimit, /* base ratelimit */ | |
691 | __entry->task_ratelimit, /* ratelimit with position control */ | |
692 | __entry->balanced_dirty_ratelimit /* the balanced ratelimit */ | |
693 | ) | |
694 | ) | |
695 | ||
696 | #else | |
697 | ||
3bc29f0a | 698 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, |
9cf29d3e MD |
699 | |
700 | writeback_bdi_dirty_ratelimit, | |
b87700e3 AG |
701 | |
702 | TP_PROTO(struct backing_dev_info *bdi, | |
703 | unsigned long dirty_rate, | |
704 | unsigned long task_ratelimit), | |
705 | ||
706 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
707 | ||
708 | TP_STRUCT__entry( | |
709 | __array(char, bdi, 32) | |
710 | __field(unsigned long, write_bw) | |
711 | __field(unsigned long, avg_write_bw) | |
712 | __field(unsigned long, dirty_rate) | |
713 | __field(unsigned long, dirty_ratelimit) | |
714 | __field(unsigned long, task_ratelimit) | |
715 | __field(unsigned long, balanced_dirty_ratelimit) | |
716 | ), | |
717 | ||
718 | TP_fast_assign( | |
719 | tp_memcpy(bdi, dev_name(bdi->dev), 32) | |
720 | tp_assign(write_bw, KBps(bdi->write_bandwidth)) | |
721 | tp_assign(avg_write_bw, KBps(bdi->avg_write_bandwidth)) | |
722 | tp_assign(dirty_rate, KBps(dirty_rate)) | |
723 | tp_assign(dirty_ratelimit, KBps(bdi->dirty_ratelimit)) | |
724 | tp_assign(task_ratelimit, KBps(task_ratelimit)) | |
725 | tp_assign(balanced_dirty_ratelimit, | |
726 | KBps(bdi->balanced_dirty_ratelimit)) | |
727 | ), | |
728 | ||
729 | TP_printk("bdi %s: " | |
730 | "write_bw=%lu awrite_bw=%lu dirty_rate=%lu " | |
731 | "dirty_ratelimit=%lu task_ratelimit=%lu " | |
732 | "balanced_dirty_ratelimit=%lu", | |
733 | __entry->bdi, | |
734 | __entry->write_bw, /* write bandwidth */ | |
735 | __entry->avg_write_bw, /* avg write bandwidth */ | |
736 | __entry->dirty_rate, /* bdi dirty rate */ | |
737 | __entry->dirty_ratelimit, /* base ratelimit */ | |
738 | __entry->task_ratelimit, /* ratelimit with position control */ | |
739 | __entry->balanced_dirty_ratelimit /* the balanced ratelimit */ | |
740 | ) | |
741 | ) | |
742 | ||
0e648dfb MJ |
743 | #endif |
744 | ||
ee33121c MD |
745 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
746 | ||
747 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, | |
748 | ||
749 | writeback_balance_dirty_pages, | |
750 | ||
751 | TP_PROTO(struct bdi_writeback *wb, | |
752 | unsigned long thresh, | |
753 | unsigned long bg_thresh, | |
754 | unsigned long dirty, | |
755 | unsigned long bdi_thresh, | |
756 | unsigned long bdi_dirty, | |
757 | unsigned long dirty_ratelimit, | |
758 | unsigned long task_ratelimit, | |
759 | unsigned long dirtied, | |
760 | unsigned long period, | |
761 | long pause, | |
762 | unsigned long start_time), | |
763 | ||
764 | TP_ARGS(wb, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
765 | dirty_ratelimit, task_ratelimit, | |
766 | dirtied, period, pause, start_time | |
767 | ), | |
768 | ||
92f0e09d RV |
769 | TP_STRUCT__entry( |
770 | __array( char, bdi, 32) | |
771 | __field(unsigned long, limit) | |
772 | __field(unsigned long, setpoint) | |
773 | __field(unsigned long, dirty) | |
774 | __field(unsigned long, bdi_setpoint) | |
775 | __field(unsigned long, bdi_dirty) | |
776 | __field(unsigned long, dirty_ratelimit) | |
777 | __field(unsigned long, task_ratelimit) | |
778 | __field(unsigned int, dirtied) | |
779 | __field(unsigned int, dirtied_pause) | |
780 | __field(unsigned long, paused) | |
781 | __field( long, pause) | |
782 | __field(unsigned long, period) | |
783 | __field( long, think) | |
784 | ), | |
785 | ||
786 | TP_fast_assign( | |
787 | tp_memcpy(bdi, dev_name(wb->bdi->dev), 32) | |
788 | tp_assign(limit, global_dirty_limit) | |
789 | tp_assign(setpoint, | |
ee33121c | 790 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) |
92f0e09d RV |
791 | tp_assign(dirty, dirty) |
792 | tp_assign(bdi_setpoint, | |
ee33121c | 793 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * |
92f0e09d RV |
794 | bdi_thresh / (thresh + 1)) |
795 | tp_assign(bdi_dirty, bdi_dirty) | |
796 | tp_assign(dirty_ratelimit, KBps(dirty_ratelimit)) | |
797 | tp_assign(task_ratelimit, KBps(task_ratelimit)) | |
798 | tp_assign(dirtied, dirtied) | |
799 | tp_assign(dirtied_pause, current->nr_dirtied_pause) | |
800 | tp_assign(think, current->dirty_paused_when == 0 ? 0 : | |
801 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
802 | tp_assign(period, period * 1000 / HZ) | |
803 | tp_assign(pause, pause * 1000 / HZ) | |
804 | tp_assign(paused, (jiffies - start_time) * 1000 / HZ) | |
805 | ), | |
806 | ||
807 | ||
808 | TP_printk("bdi %s: " | |
809 | "limit=%lu setpoint=%lu dirty=%lu " | |
810 | "bdi_setpoint=%lu bdi_dirty=%lu " | |
811 | "dirty_ratelimit=%lu task_ratelimit=%lu " | |
812 | "dirtied=%u dirtied_pause=%u " | |
813 | "paused=%lu pause=%ld period=%lu think=%ld", | |
814 | __entry->bdi, | |
815 | __entry->limit, | |
816 | __entry->setpoint, | |
817 | __entry->dirty, | |
818 | __entry->bdi_setpoint, | |
819 | __entry->bdi_dirty, | |
820 | __entry->dirty_ratelimit, | |
821 | __entry->task_ratelimit, | |
822 | __entry->dirtied, | |
823 | __entry->dirtied_pause, | |
824 | __entry->paused, /* ms */ | |
825 | __entry->pause, /* ms */ | |
826 | __entry->period, /* ms */ | |
827 | __entry->think /* ms */ | |
828 | ) | |
ee33121c MD |
829 | ) |
830 | ||
831 | #else /* #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
832 | ||
3bc29f0a | 833 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, |
9cf29d3e MD |
834 | |
835 | writeback_balance_dirty_pages, | |
b87700e3 AG |
836 | |
837 | TP_PROTO(struct backing_dev_info *bdi, | |
838 | unsigned long thresh, | |
839 | unsigned long bg_thresh, | |
840 | unsigned long dirty, | |
841 | unsigned long bdi_thresh, | |
842 | unsigned long bdi_dirty, | |
843 | unsigned long dirty_ratelimit, | |
844 | unsigned long task_ratelimit, | |
845 | unsigned long dirtied, | |
846 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) | |
847 | unsigned long period, | |
848 | #endif | |
849 | long pause, | |
850 | unsigned long start_time), | |
851 | ||
852 | TP_ARGS(bdi, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
853 | dirty_ratelimit, task_ratelimit, | |
854 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) | |
855 | dirtied, period, pause, start_time), | |
856 | #else | |
857 | dirtied, pause, start_time), | |
858 | #endif | |
859 | TP_STRUCT__entry( | |
860 | __array( char, bdi, 32) | |
861 | __field(unsigned long, limit) | |
862 | __field(unsigned long, setpoint) | |
863 | __field(unsigned long, dirty) | |
864 | __field(unsigned long, bdi_setpoint) | |
865 | __field(unsigned long, bdi_dirty) | |
866 | __field(unsigned long, dirty_ratelimit) | |
867 | __field(unsigned long, task_ratelimit) | |
868 | __field(unsigned int, dirtied) | |
869 | __field(unsigned int, dirtied_pause) | |
870 | __field(unsigned long, paused) | |
871 | __field( long, pause) | |
872 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) | |
873 | __field(unsigned long, period) | |
874 | __field( long, think) | |
875 | #endif | |
876 | ), | |
877 | ||
878 | TP_fast_assign( | |
879 | tp_memcpy(bdi, dev_name(bdi->dev), 32) | |
880 | tp_assign(limit, global_dirty_limit) | |
881 | tp_assign(setpoint, | |
882 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) | |
883 | tp_assign(dirty, dirty) | |
884 | tp_assign(bdi_setpoint, | |
885 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * | |
886 | bdi_thresh / (thresh + 1)) | |
887 | tp_assign(bdi_dirty, bdi_dirty) | |
888 | tp_assign(dirty_ratelimit, KBps(dirty_ratelimit)) | |
889 | tp_assign(task_ratelimit, KBps(task_ratelimit)) | |
890 | tp_assign(dirtied, dirtied) | |
891 | tp_assign(dirtied_pause, current->nr_dirtied_pause) | |
892 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) | |
893 | tp_assign(think, current->dirty_paused_when == 0 ? 0 : | |
894 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
895 | tp_assign(period, period * 1000 / HZ) | |
896 | #endif | |
897 | tp_assign(pause, pause * 1000 / HZ) | |
898 | tp_assign(paused, (jiffies - start_time) * 1000 / HZ) | |
899 | ), | |
900 | ||
901 | ||
902 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) | |
903 | TP_printk("bdi %s: " | |
904 | "limit=%lu setpoint=%lu dirty=%lu " | |
905 | "bdi_setpoint=%lu bdi_dirty=%lu " | |
906 | "dirty_ratelimit=%lu task_ratelimit=%lu " | |
907 | "dirtied=%u dirtied_pause=%u " | |
908 | "paused=%lu pause=%ld period=%lu think=%ld", | |
909 | __entry->bdi, | |
910 | __entry->limit, | |
911 | __entry->setpoint, | |
912 | __entry->dirty, | |
913 | __entry->bdi_setpoint, | |
914 | __entry->bdi_dirty, | |
915 | __entry->dirty_ratelimit, | |
916 | __entry->task_ratelimit, | |
917 | __entry->dirtied, | |
918 | __entry->dirtied_pause, | |
919 | __entry->paused, /* ms */ | |
920 | __entry->pause, /* ms */ | |
921 | __entry->period, /* ms */ | |
922 | __entry->think /* ms */ | |
923 | ) | |
924 | #else | |
925 | TP_printk("bdi %s: " | |
926 | "limit=%lu setpoint=%lu dirty=%lu " | |
927 | "bdi_setpoint=%lu bdi_dirty=%lu " | |
928 | "dirty_ratelimit=%lu task_ratelimit=%lu " | |
929 | "dirtied=%u dirtied_pause=%u " | |
930 | "paused=%lu pause=%ld", | |
931 | __entry->bdi, | |
932 | __entry->limit, | |
933 | __entry->setpoint, | |
934 | __entry->dirty, | |
935 | __entry->bdi_setpoint, | |
936 | __entry->bdi_dirty, | |
937 | __entry->dirty_ratelimit, | |
938 | __entry->task_ratelimit, | |
939 | __entry->dirtied, | |
940 | __entry->dirtied_pause, | |
941 | __entry->paused, /* ms */ | |
942 | __entry->pause /* ms */ | |
943 | ) | |
944 | #endif | |
945 | ) | |
ee33121c MD |
946 | #endif /* #else #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ |
947 | ||
948 | #endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) */ | |
b87700e3 AG |
949 | |
950 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)) | |
3bc29f0a | 951 | LTTNG_TRACEPOINT_EVENT(writeback_sb_inodes_requeue, |
b87700e3 AG |
952 | |
953 | TP_PROTO(struct inode *inode), | |
954 | TP_ARGS(inode), | |
955 | ||
956 | TP_STRUCT__entry( | |
b4cf87e5 | 957 | __array_text(char, name, 32) |
b87700e3 AG |
958 | __field(unsigned long, ino) |
959 | __field(unsigned long, state) | |
960 | __field(unsigned long, dirtied_when) | |
961 | ), | |
962 | ||
963 | TP_fast_assign( | |
964 | tp_memcpy(name, dev_name(inode_to_bdi(inode)->dev), 32) | |
965 | tp_assign(ino, inode->i_ino) | |
966 | tp_assign(state, inode->i_state) | |
967 | tp_assign(dirtied_when, inode->dirtied_when) | |
968 | ), | |
969 | ||
970 | TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu", | |
971 | __entry->name, | |
972 | __entry->ino, | |
973 | show_inode_state(__entry->state), | |
974 | __entry->dirtied_when, | |
975 | (jiffies - __entry->dirtied_when) / HZ | |
976 | ) | |
977 | ) | |
978 | #endif | |
979 | ||
980 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) | |
3bc29f0a | 981 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_congest_waited_template, |
b87700e3 AG |
982 | |
983 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
984 | ||
985 | TP_ARGS(usec_timeout, usec_delayed), | |
986 | ||
987 | TP_STRUCT__entry( | |
988 | __field( unsigned int, usec_timeout ) | |
989 | __field( unsigned int, usec_delayed ) | |
990 | ), | |
991 | ||
992 | TP_fast_assign( | |
993 | tp_assign(usec_timeout, usec_timeout) | |
994 | tp_assign(usec_delayed, usec_delayed) | |
995 | ), | |
996 | ||
997 | TP_printk("usec_timeout=%u usec_delayed=%u", | |
998 | __entry->usec_timeout, | |
999 | __entry->usec_delayed) | |
1000 | ) | |
1001 | ||
3bc29f0a | 1002 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_congestion_wait, |
b87700e3 AG |
1003 | |
1004 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
1005 | ||
1006 | TP_ARGS(usec_timeout, usec_delayed) | |
1007 | ) | |
1008 | ||
3bc29f0a | 1009 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_wait_iff_congested, |
b87700e3 AG |
1010 | |
1011 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
1012 | ||
1013 | TP_ARGS(usec_timeout, usec_delayed) | |
1014 | ) | |
1015 | #endif | |
1016 | ||
1017 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) | |
3bc29f0a | 1018 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_single_inode_template, |
b87700e3 AG |
1019 | |
1020 | TP_PROTO(struct inode *inode, | |
1021 | struct writeback_control *wbc, | |
1022 | unsigned long nr_to_write | |
1023 | ), | |
1024 | ||
1025 | TP_ARGS(inode, wbc, nr_to_write), | |
1026 | ||
1027 | TP_STRUCT__entry( | |
b4cf87e5 | 1028 | __array_text(char, name, 32) |
b87700e3 AG |
1029 | __field(unsigned long, ino) |
1030 | __field(unsigned long, state) | |
1031 | __field(unsigned long, dirtied_when) | |
1032 | __field(unsigned long, writeback_index) | |
1033 | __field(long, nr_to_write) | |
1034 | __field(unsigned long, wrote) | |
1035 | ), | |
1036 | ||
1037 | TP_fast_assign( | |
1038 | tp_memcpy(name, dev_name(inode_to_bdi(inode)->dev), 32) | |
1039 | tp_assign(ino, inode->i_ino) | |
1040 | tp_assign(state, inode->i_state) | |
1041 | tp_assign(dirtied_when, inode->dirtied_when) | |
1042 | tp_assign(writeback_index, inode->i_mapping->writeback_index) | |
1043 | tp_assign(nr_to_write, nr_to_write) | |
1044 | tp_assign(wrote, nr_to_write - wbc->nr_to_write) | |
1045 | ), | |
1046 | ||
1047 | TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu " | |
1048 | "index=%lu to_write=%ld wrote=%lu", | |
1049 | __entry->name, | |
1050 | __entry->ino, | |
1051 | show_inode_state(__entry->state), | |
1052 | __entry->dirtied_when, | |
1053 | (jiffies - __entry->dirtied_when) / HZ, | |
1054 | __entry->writeback_index, | |
1055 | __entry->nr_to_write, | |
1056 | __entry->wrote | |
1057 | ) | |
1058 | ) | |
1059 | ||
1060 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0)) | |
3bc29f0a | 1061 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode_requeue, |
b87700e3 AG |
1062 | TP_PROTO(struct inode *inode, |
1063 | struct writeback_control *wbc, | |
1064 | unsigned long nr_to_write), | |
1065 | TP_ARGS(inode, wbc, nr_to_write) | |
1066 | ) | |
1067 | #endif | |
1068 | ||
3bc29f0a | 1069 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode, |
b87700e3 AG |
1070 | TP_PROTO(struct inode *inode, |
1071 | struct writeback_control *wbc, | |
1072 | unsigned long nr_to_write), | |
1073 | TP_ARGS(inode, wbc, nr_to_write) | |
1074 | ) | |
1075 | #endif | |
1076 | ||
3bc29f0a | 1077 | #endif /* LTTNG_TRACE_WRITEBACK_H */ |
b87700e3 AG |
1078 | |
1079 | /* This part must be outside protection */ | |
1080 | #include "../../../probes/define_trace.h" |