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 | |
6ec43db8 | 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_ | |
99a570c8 | 15 | |
53c4007f MJ |
16 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0) && \ |
17 | LTTNG_RHEL_VERSION_CODE < LTTNG_RHEL_KERNEL_VERSION(3,10,0,327,10,1)) | |
b87700e3 AG |
18 | static inline struct backing_dev_info *inode_to_bdi(struct inode *inode) |
19 | { | |
20 | struct super_block *sb = inode->i_sb; | |
21 | ||
22 | if (strcmp(sb->s_type->name, "bdev") == 0) | |
23 | return inode->i_mapping->backing_dev_info; | |
24 | ||
25 | return sb->s_bdi; | |
26 | } | |
99a570c8 MD |
27 | #endif /* #if (LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)) */ |
28 | ||
b87700e3 AG |
29 | #endif |
30 | ||
99a570c8 MD |
31 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) |
32 | #define show_inode_state(state) \ | |
33 | __print_flags(state, "|", \ | |
34 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
35 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
36 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
37 | {I_NEW, "I_NEW"}, \ | |
38 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
39 | {I_FREEING, "I_FREEING"}, \ | |
40 | {I_CLEAR, "I_CLEAR"}, \ | |
41 | {I_SYNC, "I_SYNC"}, \ | |
42 | {I_DIRTY_TIME, "I_DIRTY_TIME"}, \ | |
43 | {I_DIRTY_TIME_EXPIRED, "I_DIRTY_TIME_EXPIRED"}, \ | |
44 | {I_REFERENCED, "I_REFERENCED"} \ | |
45 | ) | |
46 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ | |
b87700e3 AG |
47 | #define show_inode_state(state) \ |
48 | __print_flags(state, "|", \ | |
49 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
50 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
51 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
52 | {I_NEW, "I_NEW"}, \ | |
53 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
54 | {I_FREEING, "I_FREEING"}, \ | |
55 | {I_CLEAR, "I_CLEAR"}, \ | |
56 | {I_SYNC, "I_SYNC"}, \ | |
57 | {I_REFERENCED, "I_REFERENCED"} \ | |
58 | ) | |
99a570c8 | 59 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ |
b87700e3 | 60 | |
99a570c8 MD |
61 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) |
62 | ||
63 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, | |
64 | TP_PROTO(struct page *page, struct address_space *mapping), | |
65 | TP_ARGS(page, mapping), | |
f127e61e MD |
66 | TP_FIELDS( |
67 | ctf_array_text(char, name, | |
99a570c8 | 68 | mapping ? dev_name(inode_to_bdi(mapping->host)->dev) : "(unknown)", 32) |
f127e61e MD |
69 | ctf_integer(unsigned long, ino, mapping ? mapping->host->i_ino : 0) |
70 | ctf_integer(pgoff_t, index, page->index) | |
99a570c8 MD |
71 | ) |
72 | ) | |
73 | ||
74 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
75 | TP_PROTO(struct inode *inode, int flags), | |
76 | TP_ARGS(inode, flags), | |
f127e61e | 77 | TP_FIELDS( |
99a570c8 | 78 | /* may be called for files on pseudo FSes w/ unregistered bdi */ |
f127e61e | 79 | ctf_array_text(char, name, |
99a570c8 MD |
80 | inode_to_bdi(inode)->dev ? |
81 | dev_name(inode_to_bdi(inode)->dev) : "(unknown)", 32) | |
f127e61e MD |
82 | ctf_integer(unsigned long, ino, inode->i_ino) |
83 | ctf_integer(unsigned long, state, inode->i_state) | |
84 | ctf_integer(unsigned long, flags, flags) | |
99a570c8 MD |
85 | ) |
86 | ) | |
87 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
88 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
89 | TP_PROTO(struct inode *inode, int flags), \ | |
90 | TP_ARGS(inode, flags)) | |
91 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
92 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
93 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_mark_inode_dirty) | |
94 | ||
95 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
96 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
97 | TP_ARGS(inode, wbc), | |
f127e61e MD |
98 | TP_FIELDS( |
99 | ctf_array_text(char, name, | |
99a570c8 | 100 | dev_name(inode_to_bdi(inode)->dev), 32) |
f127e61e MD |
101 | ctf_integer(unsigned long, ino, inode->i_ino) |
102 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
99a570c8 MD |
103 | ) |
104 | ) | |
105 | ||
106 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
107 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
108 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
109 | TP_ARGS(inode, wbc)) | |
110 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
111 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
112 | ||
113 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) | |
114 | ||
aa634cd1 JD |
115 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, |
116 | TP_PROTO(struct page *page, struct address_space *mapping), | |
117 | TP_ARGS(page, mapping), | |
f127e61e MD |
118 | TP_FIELDS( |
119 | ctf_array_text(char, name, | |
aa634cd1 | 120 | mapping ? dev_name(mapping->backing_dev_info->dev) : "(unknown)", 32) |
f127e61e MD |
121 | ctf_integer(unsigned long, ino, mapping ? mapping->host->i_ino : 0) |
122 | ctf_integer(pgoff_t, index, page->index) | |
aa634cd1 JD |
123 | ) |
124 | ) | |
125 | ||
126 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
127 | TP_PROTO(struct inode *inode, int flags), | |
128 | TP_ARGS(inode, flags), | |
f127e61e | 129 | TP_FIELDS( |
aa634cd1 | 130 | /* may be called for files on pseudo FSes w/ unregistered bdi */ |
f127e61e | 131 | ctf_array_text(char, name, |
aa634cd1 | 132 | inode->i_mapping->backing_dev_info->dev ? |
f127e61e MD |
133 | dev_name(inode->i_mapping->backing_dev_info->dev) |
134 | : "(unknown)", 32) | |
135 | ctf_integer(unsigned long, ino, inode->i_ino) | |
136 | ctf_integer(unsigned long, flags, flags) | |
aa634cd1 JD |
137 | ) |
138 | ) | |
139 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
140 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
141 | TP_PROTO(struct inode *inode, int flags), \ | |
142 | TP_ARGS(inode, flags)) | |
143 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
144 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
145 | ||
146 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
147 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
148 | TP_ARGS(inode, wbc), | |
f127e61e MD |
149 | TP_FIELDS( |
150 | ctf_array_text(char, name, | |
aa634cd1 | 151 | dev_name(inode->i_mapping->backing_dev_info->dev), 32) |
f127e61e MD |
152 | ctf_integer(unsigned long, ino, inode->i_ino) |
153 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
aa634cd1 JD |
154 | ) |
155 | ) | |
156 | ||
157 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
158 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
159 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
160 | TP_ARGS(inode, wbc)) | |
161 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
162 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
99a570c8 | 163 | |
aa634cd1 JD |
164 | #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */ |
165 | ||
a40cb509 MD |
166 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
167 | ||
168 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, | |
169 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), | |
170 | TP_ARGS(wb, work), | |
171 | TP_FIELDS( | |
172 | ctf_array_text(char, name, wb->bdi->dev ? dev_name(wb->bdi->dev) : | |
173 | "(unknown)", 32) | |
174 | ) | |
175 | ) | |
176 | ||
177 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) | |
99a570c8 MD |
178 | |
179 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, | |
180 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), | |
181 | TP_ARGS(bdi, work), | |
f127e61e MD |
182 | TP_FIELDS( |
183 | ctf_array_text(char, name, bdi->dev ? dev_name(bdi->dev) : | |
99a570c8 | 184 | "(unknown)", 32) |
99a570c8 MD |
185 | ) |
186 | ) | |
187 | ||
188 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ | |
189 | ||
3bc29f0a | 190 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, |
b87700e3 AG |
191 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), |
192 | TP_ARGS(bdi, work), | |
f127e61e MD |
193 | TP_FIELDS( |
194 | ctf_array_text(char, name, | |
195 | dev_name(bdi->dev ? bdi->dev : | |
b87700e3 | 196 | default_backing_dev_info.dev), 32) |
b87700e3 | 197 | ) |
b87700e3 | 198 | ) |
99a570c8 MD |
199 | |
200 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */ | |
201 | ||
a40cb509 MD |
202 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
203 | ||
204 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ | |
205 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
206 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), \ | |
207 | TP_ARGS(wb, work)) | |
208 | ||
209 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
210 | ||
3bc29f0a MD |
211 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ |
212 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
b87700e3 AG |
213 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \ |
214 | TP_ARGS(bdi, work)) | |
a40cb509 MD |
215 | |
216 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
217 | ||
3bc29f0a MD |
218 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_nothread) |
219 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_queue) | |
220 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_exec) | |
b87700e3 | 221 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) |
3bc29f0a MD |
222 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_start) |
223 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_written) | |
224 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_wait) | |
b87700e3 AG |
225 | #endif |
226 | ||
3bc29f0a | 227 | LTTNG_TRACEPOINT_EVENT(writeback_pages_written, |
b87700e3 AG |
228 | TP_PROTO(long pages_written), |
229 | TP_ARGS(pages_written), | |
f127e61e MD |
230 | TP_FIELDS( |
231 | ctf_integer(long, pages, pages_written) | |
232 | ) | |
b87700e3 AG |
233 | ) |
234 | ||
a40cb509 MD |
235 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
236 | ||
237 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, | |
238 | TP_PROTO(struct bdi_writeback *wb), | |
239 | TP_ARGS(wb), | |
240 | TP_FIELDS( | |
241 | ctf_array_text(char, name, | |
242 | dev_name(wb->bdi->dev), 32) | |
243 | ) | |
244 | ) | |
245 | ||
246 | #undef DEFINE_WRITEBACK_EVENT | |
247 | #define DEFINE_WRITEBACK_EVENT(name) \ | |
248 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ | |
249 | TP_PROTO(struct bdi_writeback *wb), \ | |
250 | TP_ARGS(wb)) | |
251 | ||
252 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ | |
253 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ | |
254 | TP_PROTO(struct bdi_writeback *wb), \ | |
255 | TP_ARGS(wb)) | |
256 | ||
257 | LTTNG_TRACEPOINT_EVENT(writeback_bdi_register, | |
258 | TP_PROTO(struct backing_dev_info *bdi), | |
259 | TP_ARGS(bdi), | |
260 | TP_FIELDS( | |
261 | ctf_array_text(char, name, | |
262 | dev_name(bdi->dev), 32) | |
263 | ) | |
264 | ) | |
265 | ||
266 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
267 | ||
3bc29f0a | 268 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, |
b87700e3 AG |
269 | TP_PROTO(struct backing_dev_info *bdi), |
270 | TP_ARGS(bdi), | |
f127e61e MD |
271 | TP_FIELDS( |
272 | ctf_array_text(char, name, | |
273 | dev_name(bdi->dev), 32) | |
b87700e3 AG |
274 | ) |
275 | ) | |
a40cb509 | 276 | |
59fecd6c | 277 | #undef DEFINE_WRITEBACK_EVENT |
b87700e3 | 278 | #define DEFINE_WRITEBACK_EVENT(name) \ |
3bc29f0a | 279 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ |
b87700e3 AG |
280 | TP_PROTO(struct backing_dev_info *bdi), \ |
281 | TP_ARGS(bdi)) | |
282 | ||
9cf29d3e | 283 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ |
3bc29f0a | 284 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ |
9cf29d3e MD |
285 | TP_PROTO(struct backing_dev_info *bdi), \ |
286 | TP_ARGS(bdi)) | |
287 | ||
a40cb509 MD |
288 | DEFINE_WRITEBACK_EVENT(writeback_bdi_register) |
289 | ||
290 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
291 | ||
b87700e3 AG |
292 | DEFINE_WRITEBACK_EVENT(writeback_nowork) |
293 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) | |
294 | DEFINE_WRITEBACK_EVENT(writeback_wake_background) | |
295 | #endif | |
296 | DEFINE_WRITEBACK_EVENT(writeback_wake_thread) | |
297 | DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread) | |
b87700e3 AG |
298 | DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister) |
299 | DEFINE_WRITEBACK_EVENT(writeback_thread_start) | |
300 | DEFINE_WRITEBACK_EVENT(writeback_thread_stop) | |
301 | #if (LTTNG_KERNEL_RANGE(3,1,0, 3,2,0)) | |
9cf29d3e MD |
302 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_start, writeback_balance_dirty_start) |
303 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_wait, writeback_balance_dirty_wait) | |
304 | ||
3bc29f0a | 305 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_written, |
b87700e3 | 306 | |
9cf29d3e | 307 | writeback_balance_dirty_written, |
b87700e3 AG |
308 | |
309 | TP_PROTO(struct backing_dev_info *bdi, int written), | |
310 | ||
311 | TP_ARGS(bdi, written), | |
312 | ||
f127e61e MD |
313 | TP_FIELDS( |
314 | ctf_array_text(char, name, dev_name(bdi->dev), 32) | |
315 | ctf_integer(int, written, written) | |
b87700e3 AG |
316 | ) |
317 | ) | |
318 | #endif | |
319 | ||
3bc29f0a | 320 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_wbc_class, |
b87700e3 AG |
321 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), |
322 | TP_ARGS(wbc, bdi), | |
f127e61e MD |
323 | TP_FIELDS( |
324 | ctf_array_text(char, name, dev_name(bdi->dev), 32) | |
325 | ctf_integer(long, nr_to_write, wbc->nr_to_write) | |
326 | ctf_integer(long, pages_skipped, wbc->pages_skipped) | |
327 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
328 | ctf_integer(int, for_kupdate, wbc->for_kupdate) | |
329 | ctf_integer(int, for_background, wbc->for_background) | |
330 | ctf_integer(int, for_reclaim, wbc->for_reclaim) | |
331 | ctf_integer(int, range_cyclic, wbc->range_cyclic) | |
b87700e3 | 332 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) |
f127e61e MD |
333 | ctf_integer(int, more_io, wbc->more_io) |
334 | ctf_integer(unsigned long, older_than_this, | |
335 | wbc->older_than_this ? *wbc->older_than_this : 0) | |
b87700e3 | 336 | #endif |
f127e61e MD |
337 | ctf_integer(long, range_start, (long) wbc->range_start) |
338 | ctf_integer(long, range_end, (long) wbc->range_end) | |
339 | ) | |
b87700e3 AG |
340 | ) |
341 | ||
9cf29d3e | 342 | #undef DEFINE_WBC_EVENT |
3bc29f0a MD |
343 | #define LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(name, map) \ |
344 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_wbc_class, name, map, \ | |
b87700e3 AG |
345 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \ |
346 | TP_ARGS(wbc, bdi)) | |
347 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) | |
3bc29f0a MD |
348 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_start, writeback_wbc_writeback_start) |
349 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_written, writeback_wbc_writeback_written) | |
350 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_wait, writeback_wbc_writeback_wait) | |
351 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_start, writeback_wbc_balance_dirty_start) | |
352 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_written, writeback_wbc_balance_dirty_written) | |
353 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_wait, writeback_wbc_balance_dirty_wait) | |
b87700e3 | 354 | #endif |
3bc29f0a | 355 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writepage, writeback_wbc_writepage) |
b87700e3 AG |
356 | |
357 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) | |
3bc29f0a | 358 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
b87700e3 AG |
359 | TP_PROTO(struct bdi_writeback *wb, |
360 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
361 | struct wb_writeback_work *work, | |
362 | #else | |
363 | unsigned long *older_than_this, | |
364 | #endif | |
365 | int moved), | |
366 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
367 | TP_ARGS(wb, work, moved), | |
368 | #else | |
369 | TP_ARGS(wb, older_than_this, moved), | |
370 | #endif | |
f127e61e MD |
371 | TP_FIELDS( |
372 | ctf_array_text(char, name, dev_name(wb->bdi->dev), 32) | |
b87700e3 | 373 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) |
b87700e3 | 374 | #else |
f127e61e MD |
375 | ctf_integer(unsigned long, older, |
376 | older_than_this ? *older_than_this : 0) | |
377 | ctf_integer(long, age, | |
378 | older_than_this ? | |
379 | (jiffies - *older_than_this) * 1000 / HZ | |
380 | : -1) | |
b87700e3 | 381 | #endif |
f127e61e | 382 | ctf_integer(int, moved, moved) |
b87700e3 | 383 | ) |
b87700e3 AG |
384 | ) |
385 | ||
3bc29f0a | 386 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
9cf29d3e MD |
387 | |
388 | writeback_global_dirty_state, | |
b87700e3 AG |
389 | |
390 | TP_PROTO(unsigned long background_thresh, | |
391 | unsigned long dirty_thresh | |
392 | ), | |
393 | ||
394 | TP_ARGS(background_thresh, | |
395 | dirty_thresh | |
396 | ), | |
397 | ||
f127e61e MD |
398 | TP_FIELDS( |
399 | ctf_integer(unsigned long, nr_dirty, global_page_state(NR_FILE_DIRTY)) | |
400 | ctf_integer(unsigned long, nr_writeback, global_page_state(NR_WRITEBACK)) | |
401 | ctf_integer(unsigned long, nr_unstable, global_page_state(NR_UNSTABLE_NFS)) | |
402 | ctf_integer(unsigned long, nr_dirtied, global_page_state(NR_DIRTIED)) | |
403 | ctf_integer(unsigned long, nr_written, global_page_state(NR_WRITTEN)) | |
404 | ctf_integer(unsigned long, background_thresh, background_thresh) | |
405 | ctf_integer(unsigned long, dirty_thresh, dirty_thresh) | |
406 | ctf_integer(unsigned long, dirty_limit, global_dirty_limit) | |
b87700e3 AG |
407 | ) |
408 | ) | |
409 | #endif | |
410 | ||
411 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
412 | ||
413 | #define KBps(x) ((x) << (PAGE_SHIFT - 10)) | |
414 | ||
a40cb509 MD |
415 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
416 | ||
417 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
418 | ||
419 | writeback_bdi_dirty_ratelimit, | |
420 | ||
421 | TP_PROTO(struct bdi_writeback *wb, | |
422 | unsigned long dirty_rate, | |
423 | unsigned long task_ratelimit), | |
424 | ||
425 | TP_ARGS(wb, dirty_rate, task_ratelimit), | |
426 | ||
427 | TP_FIELDS( | |
428 | ctf_array_text(char, bdi, dev_name(wb->bdi->dev), 32) | |
429 | ctf_integer(unsigned long, write_bw, KBps(wb->bdi->wb.write_bandwidth)) | |
430 | ctf_integer(unsigned long, avg_write_bw, KBps(wb->bdi->wb.avg_write_bandwidth)) | |
431 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) | |
432 | ctf_integer(unsigned long, dirty_ratelimit, KBps(wb->bdi->wb.dirty_ratelimit)) | |
433 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) | |
434 | ctf_integer(unsigned long, balanced_dirty_ratelimit, | |
435 | KBps(wb->bdi->wb.balanced_dirty_ratelimit)) | |
436 | ) | |
437 | ) | |
438 | ||
439 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) | |
c7d89a6d | 440 | |
3bc29f0a | 441 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, |
9cf29d3e MD |
442 | |
443 | writeback_bdi_dirty_ratelimit, | |
b87700e3 AG |
444 | |
445 | TP_PROTO(struct backing_dev_info *bdi, | |
446 | unsigned long dirty_rate, | |
447 | unsigned long task_ratelimit), | |
448 | ||
449 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
450 | ||
f127e61e MD |
451 | TP_FIELDS( |
452 | ctf_array_text(char, bdi, dev_name(bdi->dev), 32) | |
902947a4 MJ |
453 | ctf_integer(unsigned long, write_bw, KBps(bdi->wb.write_bandwidth)) |
454 | ctf_integer(unsigned long, avg_write_bw, KBps(bdi->wb.avg_write_bandwidth)) | |
f127e61e | 455 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) |
902947a4 | 456 | ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->wb.dirty_ratelimit)) |
f127e61e | 457 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) |
902947a4 MJ |
458 | ctf_integer(unsigned long, balanced_dirty_ratelimit, |
459 | KBps(bdi->wb.balanced_dirty_ratelimit)) | |
c7d89a6d MD |
460 | ) |
461 | ) | |
462 | ||
463 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */ | |
464 | ||
465 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
466 | ||
467 | writeback_bdi_dirty_ratelimit, | |
468 | ||
469 | TP_PROTO(struct backing_dev_info *bdi, | |
470 | unsigned long dirty_rate, | |
471 | unsigned long task_ratelimit), | |
472 | ||
473 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
474 | ||
475 | TP_FIELDS( | |
476 | ctf_array_text(char, bdi, dev_name(bdi->dev), 32) | |
477 | ctf_integer(unsigned long, write_bw, KBps(bdi->write_bandwidth)) | |
478 | ctf_integer(unsigned long, avg_write_bw, KBps(bdi->avg_write_bandwidth)) | |
479 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) | |
480 | ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->dirty_ratelimit)) | |
481 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) | |
f127e61e | 482 | ctf_integer(unsigned long, balanced_dirty_ratelimit, |
b87700e3 | 483 | KBps(bdi->balanced_dirty_ratelimit)) |
b87700e3 AG |
484 | ) |
485 | ) | |
486 | ||
c7d89a6d MD |
487 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */ |
488 | ||
a40cb509 MD |
489 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) |
490 | ||
491 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, | |
492 | ||
493 | writeback_balance_dirty_pages, | |
494 | ||
495 | TP_PROTO(struct bdi_writeback *wb, | |
496 | unsigned long thresh, | |
497 | unsigned long bg_thresh, | |
498 | unsigned long dirty, | |
499 | unsigned long bdi_thresh, | |
500 | unsigned long bdi_dirty, | |
501 | unsigned long dirty_ratelimit, | |
502 | unsigned long task_ratelimit, | |
503 | unsigned long dirtied, | |
504 | unsigned long period, | |
505 | long pause, | |
506 | unsigned long start_time), | |
507 | ||
508 | TP_ARGS(wb, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
509 | dirty_ratelimit, task_ratelimit, | |
510 | dirtied, period, pause, start_time | |
511 | ), | |
512 | ||
513 | TP_FIELDS( | |
514 | ctf_array_text(char, bdi, dev_name(wb->bdi->dev), 32) | |
515 | ctf_integer(unsigned long, limit, global_dirty_limit) | |
516 | ctf_integer(unsigned long, setpoint, | |
517 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) | |
518 | ctf_integer(unsigned long, dirty, dirty) | |
519 | ctf_integer(unsigned long, bdi_setpoint, | |
520 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * | |
521 | bdi_thresh / (thresh + 1)) | |
522 | ctf_integer(unsigned long, bdi_dirty, bdi_dirty) | |
523 | ctf_integer(unsigned long, dirty_ratelimit, | |
524 | KBps(dirty_ratelimit)) | |
525 | ctf_integer(unsigned long, task_ratelimit, | |
526 | KBps(task_ratelimit)) | |
527 | ctf_integer(unsigned int, dirtied, dirtied) | |
528 | ctf_integer(unsigned int, dirtied_pause, | |
529 | current->nr_dirtied_pause) | |
530 | ctf_integer(unsigned long, paused, | |
531 | (jiffies - start_time) * 1000 / HZ) | |
532 | ctf_integer(long, pause, pause * 1000 / HZ) | |
533 | ctf_integer(unsigned long, period, | |
534 | period * 1000 / HZ) | |
535 | ctf_integer(long, think, | |
536 | current->dirty_paused_when == 0 ? 0 : | |
537 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
538 | ) | |
539 | ) | |
540 | ||
541 | #else /* #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
542 | ||
3bc29f0a | 543 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, |
9cf29d3e MD |
544 | |
545 | writeback_balance_dirty_pages, | |
b87700e3 AG |
546 | |
547 | TP_PROTO(struct backing_dev_info *bdi, | |
548 | unsigned long thresh, | |
549 | unsigned long bg_thresh, | |
550 | unsigned long dirty, | |
551 | unsigned long bdi_thresh, | |
552 | unsigned long bdi_dirty, | |
553 | unsigned long dirty_ratelimit, | |
554 | unsigned long task_ratelimit, | |
555 | unsigned long dirtied, | |
556 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) | |
557 | unsigned long period, | |
558 | #endif | |
559 | long pause, | |
560 | unsigned long start_time), | |
561 | ||
562 | TP_ARGS(bdi, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
563 | dirty_ratelimit, task_ratelimit, | |
564 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) | |
f127e61e | 565 | dirtied, period, pause, start_time |
b87700e3 | 566 | #else |
f127e61e | 567 | dirtied, pause, start_time |
b87700e3 AG |
568 | #endif |
569 | ), | |
570 | ||
f127e61e MD |
571 | TP_FIELDS( |
572 | ctf_array_text(char, bdi, dev_name(bdi->dev), 32) | |
573 | ctf_integer(unsigned long, limit, global_dirty_limit) | |
574 | ctf_integer(unsigned long, setpoint, | |
b87700e3 | 575 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) |
f127e61e MD |
576 | ctf_integer(unsigned long, dirty, dirty) |
577 | ctf_integer(unsigned long, bdi_setpoint, | |
b87700e3 | 578 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * |
f127e61e MD |
579 | bdi_thresh / (thresh + 1)) |
580 | ctf_integer(unsigned long, bdi_dirty, bdi_dirty) | |
581 | ctf_integer(unsigned long, dirty_ratelimit, | |
582 | KBps(dirty_ratelimit)) | |
583 | ctf_integer(unsigned long, task_ratelimit, | |
584 | KBps(task_ratelimit)) | |
585 | ctf_integer(unsigned int, dirtied, dirtied) | |
586 | ctf_integer(unsigned int, dirtied_pause, | |
587 | current->nr_dirtied_pause) | |
588 | ctf_integer(unsigned long, paused, | |
589 | (jiffies - start_time) * 1000 / HZ) | |
590 | ctf_integer(long, pause, pause * 1000 / HZ) | |
b87700e3 | 591 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) |
f127e61e MD |
592 | ctf_integer(unsigned long, period, |
593 | period * 1000 / HZ) | |
594 | ctf_integer(long, think, | |
595 | current->dirty_paused_when == 0 ? 0 : | |
596 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
b87700e3 | 597 | #endif |
f127e61e | 598 | ) |
b87700e3 | 599 | ) |
a40cb509 MD |
600 | #endif /* #else #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ |
601 | ||
602 | #endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) */ | |
b87700e3 AG |
603 | |
604 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)) | |
3bc29f0a | 605 | LTTNG_TRACEPOINT_EVENT(writeback_sb_inodes_requeue, |
b87700e3 AG |
606 | |
607 | TP_PROTO(struct inode *inode), | |
608 | TP_ARGS(inode), | |
609 | ||
f127e61e MD |
610 | TP_FIELDS( |
611 | ctf_array_text(char, name, | |
612 | dev_name(inode_to_bdi(inode)->dev), 32) | |
613 | ctf_integer(unsigned long, ino, inode->i_ino) | |
614 | ctf_integer(unsigned long, state, inode->i_state) | |
615 | ctf_integer(unsigned long, dirtied_when, inode->dirtied_when) | |
b87700e3 AG |
616 | ) |
617 | ) | |
618 | #endif | |
619 | ||
620 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) | |
3bc29f0a | 621 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_congest_waited_template, |
b87700e3 AG |
622 | |
623 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
624 | ||
625 | TP_ARGS(usec_timeout, usec_delayed), | |
626 | ||
f127e61e MD |
627 | TP_FIELDS( |
628 | ctf_integer(unsigned int, usec_timeout, usec_timeout) | |
629 | ctf_integer(unsigned int, usec_delayed, usec_delayed) | |
630 | ) | |
b87700e3 AG |
631 | ) |
632 | ||
3bc29f0a | 633 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_congestion_wait, |
b87700e3 AG |
634 | |
635 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
636 | ||
637 | TP_ARGS(usec_timeout, usec_delayed) | |
638 | ) | |
639 | ||
3bc29f0a | 640 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_wait_iff_congested, |
b87700e3 AG |
641 | |
642 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
643 | ||
644 | TP_ARGS(usec_timeout, usec_delayed) | |
645 | ) | |
646 | #endif | |
647 | ||
648 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) | |
3bc29f0a | 649 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_single_inode_template, |
b87700e3 AG |
650 | |
651 | TP_PROTO(struct inode *inode, | |
652 | struct writeback_control *wbc, | |
653 | unsigned long nr_to_write | |
654 | ), | |
655 | ||
656 | TP_ARGS(inode, wbc, nr_to_write), | |
657 | ||
f127e61e MD |
658 | TP_FIELDS( |
659 | ctf_array_text(char, name, | |
660 | dev_name(inode_to_bdi(inode)->dev), 32) | |
661 | ctf_integer(unsigned long, ino, inode->i_ino) | |
662 | ctf_integer(unsigned long, state, inode->i_state) | |
663 | ctf_integer(unsigned long, dirtied_when, inode->dirtied_when) | |
664 | ctf_integer(unsigned long, writeback_index, | |
665 | inode->i_mapping->writeback_index) | |
666 | ctf_integer(long, nr_to_write, nr_to_write) | |
667 | ctf_integer(unsigned long, wrote, | |
668 | nr_to_write - wbc->nr_to_write) | |
b87700e3 AG |
669 | ) |
670 | ) | |
671 | ||
672 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0)) | |
3bc29f0a | 673 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode_requeue, |
b87700e3 AG |
674 | TP_PROTO(struct inode *inode, |
675 | struct writeback_control *wbc, | |
676 | unsigned long nr_to_write), | |
677 | TP_ARGS(inode, wbc, nr_to_write) | |
678 | ) | |
679 | #endif | |
680 | ||
3bc29f0a | 681 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode, |
b87700e3 AG |
682 | TP_PROTO(struct inode *inode, |
683 | struct writeback_control *wbc, | |
684 | unsigned long nr_to_write), | |
685 | TP_ARGS(inode, wbc, nr_to_write) | |
686 | ) | |
687 | #endif | |
688 | ||
3bc29f0a | 689 | #endif /* LTTNG_TRACE_WRITEBACK_H */ |
b87700e3 AG |
690 | |
691 | /* This part must be outside protection */ | |
6ec43db8 | 692 | #include <probes/define_trace.h> |