Commit | Line | Data |
---|---|---|
9f36eaed | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
b87700e3 AG |
2 | #undef TRACE_SYSTEM |
3 | #define TRACE_SYSTEM writeback | |
4 | ||
3bc29f0a MD |
5 | #if !defined(LTTNG_TRACE_WRITEBACK_H) || defined(TRACE_HEADER_MULTI_READ) |
6 | #define LTTNG_TRACE_WRITEBACK_H | |
b87700e3 | 7 | |
6ec43db8 | 8 | #include <probes/lttng-tracepoint-event.h> |
aa634cd1 | 9 | #include <linux/tracepoint.h> |
b87700e3 AG |
10 | #include <linux/backing-dev.h> |
11 | #include <linux/writeback.h> | |
b78104db | 12 | #include <lttng-kernel-version.h> |
b87700e3 AG |
13 | |
14 | #ifndef _TRACE_WRITEBACK_DEF_ | |
15 | #define _TRACE_WRITEBACK_DEF_ | |
99a570c8 | 16 | |
3b158f7b MD |
17 | /* |
18 | * Use the GPL-exported bdi_dev_name introduced in kernel 5.7. Do not use | |
19 | * static inline bdi_dev_name in prior kernels because it uses the bdi_unknown_name | |
20 | * symbol which is not exported to GPL modules. | |
21 | */ | |
22 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,7,0)) | |
1461bc67 MD |
23 | static inline const char *lttng_bdi_dev_name(struct backing_dev_info *bdi) |
24 | { | |
25 | return bdi_dev_name(bdi); | |
26 | } | |
27 | #else | |
28 | static inline const char *lttng_bdi_dev_name(struct backing_dev_info *bdi) | |
29 | { | |
30 | if (!bdi || !bdi->dev) | |
31 | return "(unknown)"; | |
32 | return dev_name(bdi->dev); | |
33 | } | |
34 | #endif | |
35 | ||
70f6fc80 MJ |
36 | /* |
37 | * Vanilla kernels before 4.0 do not implement inode_to_bdi | |
38 | * RHEL kernels before 3.10.0-327.10.1 do not implement inode_to_bdi | |
39 | * RHEL kernel 3.10.0-327.10.1 has inode_to_bdi | |
40 | * RHEL kernel 3.10.0-327.13.1 includes a partial merge of upstream | |
41 | * commit a212b105b07d75b48b1a166378282e8a77fbf53d which inlines | |
42 | * inode_to_bdi but not sb_is_blkdev_sb making it unusable by modules. | |
43 | */ | |
b78104db | 44 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(4,0,0)) |
70f6fc80 | 45 | static inline struct backing_dev_info *lttng_inode_to_bdi(struct inode *inode) |
b87700e3 | 46 | { |
70f6fc80 MJ |
47 | struct super_block *sb; |
48 | ||
49 | if (!inode) | |
50 | return &noop_backing_dev_info; | |
51 | ||
52 | sb = inode->i_sb; | |
b87700e3 AG |
53 | |
54 | if (strcmp(sb->s_type->name, "bdev") == 0) | |
55 | return inode->i_mapping->backing_dev_info; | |
56 | ||
57 | return sb->s_bdi; | |
58 | } | |
70f6fc80 MJ |
59 | #else |
60 | static inline struct backing_dev_info *lttng_inode_to_bdi(struct inode *inode) | |
61 | { | |
62 | return inode_to_bdi(inode); | |
63 | } | |
b78104db | 64 | #endif /* #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(4,0,0)) */ |
99a570c8 | 65 | |
b87700e3 AG |
66 | #endif |
67 | ||
2855acb9 MJ |
68 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0) || \ |
69 | LTTNG_UBUNTU_KERNEL_RANGE(5,4,94,67, 5,5,0,0)) | |
e1eb6145 MJ |
70 | #define show_inode_state(state) \ |
71 | __print_flags(state, "|", \ | |
72 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
73 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
74 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
75 | {I_NEW, "I_NEW"}, \ | |
76 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
77 | {I_FREEING, "I_FREEING"}, \ | |
78 | {I_CLEAR, "I_CLEAR"}, \ | |
79 | {I_SYNC, "I_SYNC"}, \ | |
80 | {I_DIRTY_TIME, "I_DIRTY_TIME"}, \ | |
81 | {I_REFERENCED, "I_REFERENCED"} \ | |
82 | ) | |
b78104db | 83 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) |
99a570c8 MD |
84 | #define show_inode_state(state) \ |
85 | __print_flags(state, "|", \ | |
86 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
87 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
88 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
89 | {I_NEW, "I_NEW"}, \ | |
90 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
91 | {I_FREEING, "I_FREEING"}, \ | |
92 | {I_CLEAR, "I_CLEAR"}, \ | |
93 | {I_SYNC, "I_SYNC"}, \ | |
94 | {I_DIRTY_TIME, "I_DIRTY_TIME"}, \ | |
95 | {I_DIRTY_TIME_EXPIRED, "I_DIRTY_TIME_EXPIRED"}, \ | |
96 | {I_REFERENCED, "I_REFERENCED"} \ | |
97 | ) | |
b78104db | 98 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) */ |
b87700e3 AG |
99 | #define show_inode_state(state) \ |
100 | __print_flags(state, "|", \ | |
101 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
102 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
103 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
104 | {I_NEW, "I_NEW"}, \ | |
105 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
106 | {I_FREEING, "I_FREEING"}, \ | |
107 | {I_CLEAR, "I_CLEAR"}, \ | |
108 | {I_SYNC, "I_SYNC"}, \ | |
109 | {I_REFERENCED, "I_REFERENCED"} \ | |
110 | ) | |
b78104db | 111 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) */ |
b87700e3 | 112 | |
b78104db | 113 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) |
99a570c8 MD |
114 | |
115 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, | |
116 | TP_PROTO(struct page *page, struct address_space *mapping), | |
117 | TP_ARGS(page, mapping), | |
f127e61e | 118 | TP_FIELDS( |
1461bc67 | 119 | ctf_string(name, lttng_bdi_dev_name(mapping ? lttng_inode_to_bdi(mapping->host) : NULL)) |
f127e61e MD |
120 | ctf_integer(unsigned long, ino, mapping ? mapping->host->i_ino : 0) |
121 | ctf_integer(pgoff_t, index, page->index) | |
99a570c8 MD |
122 | ) |
123 | ) | |
124 | ||
125 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
126 | TP_PROTO(struct inode *inode, int flags), | |
127 | TP_ARGS(inode, flags), | |
f127e61e | 128 | TP_FIELDS( |
99a570c8 | 129 | /* may be called for files on pseudo FSes w/ unregistered bdi */ |
1461bc67 | 130 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
131 | ctf_integer(unsigned long, ino, inode->i_ino) |
132 | ctf_integer(unsigned long, state, inode->i_state) | |
133 | ctf_integer(unsigned long, flags, flags) | |
99a570c8 MD |
134 | ) |
135 | ) | |
136 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
137 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
138 | TP_PROTO(struct inode *inode, int flags), \ | |
139 | TP_ARGS(inode, flags)) | |
140 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
141 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
142 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_mark_inode_dirty) | |
143 | ||
144 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
145 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
146 | TP_ARGS(inode, wbc), | |
f127e61e | 147 | TP_FIELDS( |
1461bc67 | 148 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
149 | ctf_integer(unsigned long, ino, inode->i_ino) |
150 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
99a570c8 MD |
151 | ) |
152 | ) | |
153 | ||
154 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
155 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
156 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
157 | TP_ARGS(inode, wbc)) | |
158 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
159 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
160 | ||
b78104db | 161 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
99a570c8 | 162 | |
aa634cd1 JD |
163 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, |
164 | TP_PROTO(struct page *page, struct address_space *mapping), | |
165 | TP_ARGS(page, mapping), | |
f127e61e | 166 | TP_FIELDS( |
1461bc67 | 167 | ctf_string(name, lttng_bdi_dev_name(mapping ? mapping->backing_dev_info : NULL)) |
f127e61e MD |
168 | ctf_integer(unsigned long, ino, mapping ? mapping->host->i_ino : 0) |
169 | ctf_integer(pgoff_t, index, page->index) | |
aa634cd1 JD |
170 | ) |
171 | ) | |
172 | ||
173 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
174 | TP_PROTO(struct inode *inode, int flags), | |
175 | TP_ARGS(inode, flags), | |
f127e61e | 176 | TP_FIELDS( |
aa634cd1 | 177 | /* may be called for files on pseudo FSes w/ unregistered bdi */ |
1461bc67 | 178 | ctf_string(name, lttng_bdi_dev_name(inode->i_mapping->backing_dev_info)) |
f127e61e MD |
179 | ctf_integer(unsigned long, ino, inode->i_ino) |
180 | ctf_integer(unsigned long, flags, flags) | |
aa634cd1 JD |
181 | ) |
182 | ) | |
183 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
184 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
185 | TP_PROTO(struct inode *inode, int flags), \ | |
186 | TP_ARGS(inode, flags)) | |
187 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
188 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
189 | ||
190 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
191 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
192 | TP_ARGS(inode, wbc), | |
f127e61e | 193 | TP_FIELDS( |
1461bc67 | 194 | ctf_string(name, lttng_bdi_dev_name(inode->i_mapping->backing_dev_info)) |
f127e61e MD |
195 | ctf_integer(unsigned long, ino, inode->i_ino) |
196 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
aa634cd1 JD |
197 | ) |
198 | ) | |
199 | ||
200 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
201 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
202 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
203 | TP_ARGS(inode, wbc)) | |
204 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
205 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
99a570c8 | 206 | |
b78104db | 207 | #endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
aa634cd1 | 208 | |
b78104db | 209 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
210 | |
211 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, | |
212 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), | |
213 | TP_ARGS(wb, work), | |
214 | TP_FIELDS( | |
1461bc67 | 215 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
216 | ) |
217 | ) | |
218 | ||
1461bc67 | 219 | #else |
99a570c8 | 220 | |
3bc29f0a | 221 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, |
b87700e3 AG |
222 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), |
223 | TP_ARGS(bdi, work), | |
f127e61e | 224 | TP_FIELDS( |
1461bc67 | 225 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
b87700e3 | 226 | ) |
b87700e3 | 227 | ) |
99a570c8 | 228 | |
1461bc67 | 229 | #endif /* #else if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
99a570c8 | 230 | |
b78104db | 231 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
232 | |
233 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ | |
234 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
235 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), \ | |
236 | TP_ARGS(wb, work)) | |
237 | ||
b78104db | 238 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 239 | |
3bc29f0a MD |
240 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ |
241 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
b87700e3 AG |
242 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \ |
243 | TP_ARGS(bdi, work)) | |
a40cb509 | 244 | |
b78104db | 245 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 246 | |
3bc29f0a MD |
247 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_nothread) |
248 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_queue) | |
249 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_exec) | |
b78104db | 250 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a MD |
251 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_start) |
252 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_written) | |
253 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_wait) | |
b87700e3 AG |
254 | #endif |
255 | ||
3bc29f0a | 256 | LTTNG_TRACEPOINT_EVENT(writeback_pages_written, |
b87700e3 AG |
257 | TP_PROTO(long pages_written), |
258 | TP_ARGS(pages_written), | |
f127e61e MD |
259 | TP_FIELDS( |
260 | ctf_integer(long, pages, pages_written) | |
261 | ) | |
b87700e3 AG |
262 | ) |
263 | ||
b78104db | 264 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
265 | |
266 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, | |
267 | TP_PROTO(struct bdi_writeback *wb), | |
268 | TP_ARGS(wb), | |
269 | TP_FIELDS( | |
1461bc67 | 270 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
271 | ) |
272 | ) | |
273 | ||
274 | #undef DEFINE_WRITEBACK_EVENT | |
275 | #define DEFINE_WRITEBACK_EVENT(name) \ | |
276 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ | |
277 | TP_PROTO(struct bdi_writeback *wb), \ | |
278 | TP_ARGS(wb)) | |
279 | ||
280 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ | |
281 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ | |
282 | TP_PROTO(struct bdi_writeback *wb), \ | |
283 | TP_ARGS(wb)) | |
284 | ||
285 | LTTNG_TRACEPOINT_EVENT(writeback_bdi_register, | |
286 | TP_PROTO(struct backing_dev_info *bdi), | |
287 | TP_ARGS(bdi), | |
288 | TP_FIELDS( | |
1461bc67 | 289 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
a40cb509 MD |
290 | ) |
291 | ) | |
292 | ||
b78104db | 293 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 294 | |
3bc29f0a | 295 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, |
b87700e3 AG |
296 | TP_PROTO(struct backing_dev_info *bdi), |
297 | TP_ARGS(bdi), | |
f127e61e | 298 | TP_FIELDS( |
1461bc67 | 299 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
b87700e3 AG |
300 | ) |
301 | ) | |
a40cb509 | 302 | |
59fecd6c | 303 | #undef DEFINE_WRITEBACK_EVENT |
b87700e3 | 304 | #define DEFINE_WRITEBACK_EVENT(name) \ |
3bc29f0a | 305 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ |
b87700e3 AG |
306 | TP_PROTO(struct backing_dev_info *bdi), \ |
307 | TP_ARGS(bdi)) | |
308 | ||
9cf29d3e | 309 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ |
3bc29f0a | 310 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ |
9cf29d3e MD |
311 | TP_PROTO(struct backing_dev_info *bdi), \ |
312 | TP_ARGS(bdi)) | |
313 | ||
a40cb509 MD |
314 | DEFINE_WRITEBACK_EVENT(writeback_bdi_register) |
315 | ||
b78104db | 316 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 317 | |
b87700e3 | 318 | DEFINE_WRITEBACK_EVENT(writeback_nowork) |
b78104db | 319 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,38)) |
b87700e3 AG |
320 | DEFINE_WRITEBACK_EVENT(writeback_wake_background) |
321 | #endif | |
322 | DEFINE_WRITEBACK_EVENT(writeback_wake_thread) | |
323 | DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread) | |
b87700e3 AG |
324 | DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister) |
325 | DEFINE_WRITEBACK_EVENT(writeback_thread_start) | |
326 | DEFINE_WRITEBACK_EVENT(writeback_thread_stop) | |
327 | #if (LTTNG_KERNEL_RANGE(3,1,0, 3,2,0)) | |
9cf29d3e MD |
328 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_start, writeback_balance_dirty_start) |
329 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_wait, writeback_balance_dirty_wait) | |
330 | ||
3bc29f0a | 331 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_written, |
b87700e3 | 332 | |
9cf29d3e | 333 | writeback_balance_dirty_written, |
b87700e3 AG |
334 | |
335 | TP_PROTO(struct backing_dev_info *bdi, int written), | |
336 | ||
337 | TP_ARGS(bdi, written), | |
338 | ||
f127e61e | 339 | TP_FIELDS( |
1461bc67 | 340 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
f127e61e | 341 | ctf_integer(int, written, written) |
b87700e3 AG |
342 | ) |
343 | ) | |
344 | #endif | |
345 | ||
3bc29f0a | 346 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_wbc_class, |
b87700e3 AG |
347 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), |
348 | TP_ARGS(wbc, bdi), | |
f127e61e | 349 | TP_FIELDS( |
1461bc67 | 350 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
f127e61e MD |
351 | ctf_integer(long, nr_to_write, wbc->nr_to_write) |
352 | ctf_integer(long, pages_skipped, wbc->pages_skipped) | |
353 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
354 | ctf_integer(int, for_kupdate, wbc->for_kupdate) | |
355 | ctf_integer(int, for_background, wbc->for_background) | |
356 | ctf_integer(int, for_reclaim, wbc->for_reclaim) | |
357 | ctf_integer(int, range_cyclic, wbc->range_cyclic) | |
b78104db | 358 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(3,1,0)) |
f127e61e MD |
359 | ctf_integer(int, more_io, wbc->more_io) |
360 | ctf_integer(unsigned long, older_than_this, | |
361 | wbc->older_than_this ? *wbc->older_than_this : 0) | |
b87700e3 | 362 | #endif |
f127e61e MD |
363 | ctf_integer(long, range_start, (long) wbc->range_start) |
364 | ctf_integer(long, range_end, (long) wbc->range_end) | |
365 | ) | |
b87700e3 AG |
366 | ) |
367 | ||
9cf29d3e | 368 | #undef DEFINE_WBC_EVENT |
3bc29f0a MD |
369 | #define LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(name, map) \ |
370 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_wbc_class, name, map, \ | |
b87700e3 AG |
371 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \ |
372 | TP_ARGS(wbc, bdi)) | |
b78104db | 373 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a MD |
374 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_start, writeback_wbc_writeback_start) |
375 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_written, writeback_wbc_writeback_written) | |
376 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_wait, writeback_wbc_writeback_wait) | |
377 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_start, writeback_wbc_balance_dirty_start) | |
378 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_written, writeback_wbc_balance_dirty_written) | |
379 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_wait, writeback_wbc_balance_dirty_wait) | |
b87700e3 | 380 | #endif |
3bc29f0a | 381 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writepage, writeback_wbc_writepage) |
b87700e3 | 382 | |
b78104db | 383 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0) || \ |
f60ce55b MJ |
384 | LTTNG_KERNEL_RANGE(5,8,6, 5,9,0) || \ |
385 | LTTNG_KERNEL_RANGE(5,4,62, 5,5,0) || \ | |
386 | LTTNG_KERNEL_RANGE(4,19,143, 4,20,0) || \ | |
387 | LTTNG_KERNEL_RANGE(4,14,196, 4,15,0) || \ | |
388 | LTTNG_KERNEL_RANGE(4,9,235, 4,10,0) || \ | |
e85a3521 MJ |
389 | LTTNG_KERNEL_RANGE(4,4,235, 4,5,0) || \ |
390 | LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,119, 4,16,0,0)) | |
31410cca MJ |
391 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
392 | TP_PROTO(struct bdi_writeback *wb, | |
393 | struct wb_writeback_work *work, | |
394 | unsigned long dirtied_before, | |
395 | int moved), | |
396 | TP_ARGS(wb, work, dirtied_before, moved), | |
397 | TP_FIELDS( | |
1461bc67 | 398 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
31410cca MJ |
399 | ctf_integer(unsigned long, older, dirtied_before) |
400 | ctf_integer(int, moved, moved) | |
401 | ) | |
402 | ) | |
b78104db | 403 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,2,0)) |
3bc29f0a | 404 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
b87700e3 | 405 | TP_PROTO(struct bdi_writeback *wb, |
b87700e3 | 406 | struct wb_writeback_work *work, |
b87700e3 | 407 | int moved), |
b87700e3 | 408 | TP_ARGS(wb, work, moved), |
31410cca | 409 | TP_FIELDS( |
1461bc67 | 410 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
31410cca MJ |
411 | ctf_integer(int, moved, moved) |
412 | ) | |
413 | ) | |
b78104db | 414 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
31410cca MJ |
415 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
416 | TP_PROTO(struct bdi_writeback *wb, | |
417 | unsigned long *older_than_this, | |
418 | int moved), | |
b87700e3 | 419 | TP_ARGS(wb, older_than_this, moved), |
f127e61e | 420 | TP_FIELDS( |
1461bc67 | 421 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
f127e61e MD |
422 | ctf_integer(unsigned long, older, |
423 | older_than_this ? *older_than_this : 0) | |
424 | ctf_integer(long, age, | |
425 | older_than_this ? | |
426 | (jiffies - *older_than_this) * 1000 / HZ | |
427 | : -1) | |
f127e61e | 428 | ctf_integer(int, moved, moved) |
b87700e3 | 429 | ) |
b87700e3 | 430 | ) |
31410cca | 431 | #endif |
b87700e3 | 432 | |
b78104db | 433 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,8,0)) |
b87a9840 MJ |
434 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
435 | ||
436 | writeback_global_dirty_state, | |
437 | ||
438 | TP_PROTO(unsigned long background_thresh, | |
439 | unsigned long dirty_thresh | |
440 | ), | |
441 | ||
442 | TP_ARGS(background_thresh, | |
443 | dirty_thresh | |
444 | ), | |
445 | ||
446 | TP_FIELDS( | |
447 | ctf_integer(unsigned long, nr_dirty, global_node_page_state(NR_FILE_DIRTY)) | |
448 | ctf_integer(unsigned long, nr_writeback, global_node_page_state(NR_WRITEBACK)) | |
449 | ctf_integer(unsigned long, nr_dirtied, global_node_page_state(NR_DIRTIED)) | |
450 | ctf_integer(unsigned long, nr_written, global_node_page_state(NR_WRITTEN)) | |
451 | ctf_integer(unsigned long, background_thresh, background_thresh) | |
452 | ctf_integer(unsigned long, dirty_thresh, dirty_thresh) | |
453 | ctf_integer(unsigned long, dirty_limit, global_dirty_limit) | |
454 | ) | |
455 | ) | |
b78104db | 456 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
7ceeb15d MJ |
457 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
458 | ||
459 | writeback_global_dirty_state, | |
460 | ||
461 | TP_PROTO(unsigned long background_thresh, | |
462 | unsigned long dirty_thresh | |
463 | ), | |
464 | ||
465 | TP_ARGS(background_thresh, | |
466 | dirty_thresh | |
467 | ), | |
468 | ||
469 | TP_FIELDS( | |
470 | ctf_integer(unsigned long, nr_dirty, global_node_page_state(NR_FILE_DIRTY)) | |
471 | ctf_integer(unsigned long, nr_writeback, global_node_page_state(NR_WRITEBACK)) | |
472 | ctf_integer(unsigned long, nr_unstable, global_node_page_state(NR_UNSTABLE_NFS)) | |
473 | ctf_integer(unsigned long, nr_dirtied, global_node_page_state(NR_DIRTIED)) | |
474 | ctf_integer(unsigned long, nr_written, global_node_page_state(NR_WRITTEN)) | |
475 | ctf_integer(unsigned long, background_thresh, background_thresh) | |
476 | ctf_integer(unsigned long, dirty_thresh, dirty_thresh) | |
477 | ctf_integer(unsigned long, dirty_limit, global_dirty_limit) | |
478 | ) | |
479 | ) | |
b78104db | 480 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a | 481 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
9cf29d3e MD |
482 | |
483 | writeback_global_dirty_state, | |
b87700e3 AG |
484 | |
485 | TP_PROTO(unsigned long background_thresh, | |
486 | unsigned long dirty_thresh | |
487 | ), | |
488 | ||
489 | TP_ARGS(background_thresh, | |
490 | dirty_thresh | |
491 | ), | |
492 | ||
f127e61e MD |
493 | TP_FIELDS( |
494 | ctf_integer(unsigned long, nr_dirty, global_page_state(NR_FILE_DIRTY)) | |
495 | ctf_integer(unsigned long, nr_writeback, global_page_state(NR_WRITEBACK)) | |
496 | ctf_integer(unsigned long, nr_unstable, global_page_state(NR_UNSTABLE_NFS)) | |
497 | ctf_integer(unsigned long, nr_dirtied, global_page_state(NR_DIRTIED)) | |
498 | ctf_integer(unsigned long, nr_written, global_page_state(NR_WRITTEN)) | |
499 | ctf_integer(unsigned long, background_thresh, background_thresh) | |
500 | ctf_integer(unsigned long, dirty_thresh, dirty_thresh) | |
501 | ctf_integer(unsigned long, dirty_limit, global_dirty_limit) | |
b87700e3 AG |
502 | ) |
503 | ) | |
504 | #endif | |
505 | ||
b78104db | 506 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,2,0)) |
b87700e3 AG |
507 | |
508 | #define KBps(x) ((x) << (PAGE_SHIFT - 10)) | |
509 | ||
b78104db | 510 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
511 | |
512 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
513 | ||
514 | writeback_bdi_dirty_ratelimit, | |
515 | ||
516 | TP_PROTO(struct bdi_writeback *wb, | |
517 | unsigned long dirty_rate, | |
518 | unsigned long task_ratelimit), | |
519 | ||
520 | TP_ARGS(wb, dirty_rate, task_ratelimit), | |
521 | ||
522 | TP_FIELDS( | |
1461bc67 | 523 | ctf_string(bdi, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
524 | ctf_integer(unsigned long, write_bw, KBps(wb->bdi->wb.write_bandwidth)) |
525 | ctf_integer(unsigned long, avg_write_bw, KBps(wb->bdi->wb.avg_write_bandwidth)) | |
526 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) | |
527 | ctf_integer(unsigned long, dirty_ratelimit, KBps(wb->bdi->wb.dirty_ratelimit)) | |
528 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) | |
529 | ctf_integer(unsigned long, balanced_dirty_ratelimit, | |
530 | KBps(wb->bdi->wb.balanced_dirty_ratelimit)) | |
531 | ) | |
532 | ) | |
533 | ||
b78104db | 534 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) |
c7d89a6d | 535 | |
3bc29f0a | 536 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, |
9cf29d3e MD |
537 | |
538 | writeback_bdi_dirty_ratelimit, | |
b87700e3 AG |
539 | |
540 | TP_PROTO(struct backing_dev_info *bdi, | |
541 | unsigned long dirty_rate, | |
542 | unsigned long task_ratelimit), | |
543 | ||
544 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
545 | ||
f127e61e | 546 | TP_FIELDS( |
1461bc67 | 547 | ctf_string(bdi, lttng_bdi_dev_name(bdi)) |
902947a4 MJ |
548 | ctf_integer(unsigned long, write_bw, KBps(bdi->wb.write_bandwidth)) |
549 | ctf_integer(unsigned long, avg_write_bw, KBps(bdi->wb.avg_write_bandwidth)) | |
f127e61e | 550 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) |
902947a4 | 551 | ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->wb.dirty_ratelimit)) |
f127e61e | 552 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) |
902947a4 MJ |
553 | ctf_integer(unsigned long, balanced_dirty_ratelimit, |
554 | KBps(bdi->wb.balanced_dirty_ratelimit)) | |
c7d89a6d MD |
555 | ) |
556 | ) | |
557 | ||
b78104db | 558 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) */ |
c7d89a6d MD |
559 | |
560 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
561 | ||
562 | writeback_bdi_dirty_ratelimit, | |
563 | ||
564 | TP_PROTO(struct backing_dev_info *bdi, | |
565 | unsigned long dirty_rate, | |
566 | unsigned long task_ratelimit), | |
567 | ||
568 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
569 | ||
570 | TP_FIELDS( | |
1461bc67 | 571 | ctf_string(bdi, lttng_bdi_dev_name(bdi)) |
c7d89a6d MD |
572 | ctf_integer(unsigned long, write_bw, KBps(bdi->write_bandwidth)) |
573 | ctf_integer(unsigned long, avg_write_bw, KBps(bdi->avg_write_bandwidth)) | |
574 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) | |
575 | ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->dirty_ratelimit)) | |
576 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) | |
f127e61e | 577 | ctf_integer(unsigned long, balanced_dirty_ratelimit, |
b87700e3 | 578 | KBps(bdi->balanced_dirty_ratelimit)) |
b87700e3 AG |
579 | ) |
580 | ) | |
581 | ||
b78104db | 582 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) */ |
c7d89a6d | 583 | |
b78104db | 584 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
585 | |
586 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, | |
587 | ||
588 | writeback_balance_dirty_pages, | |
589 | ||
590 | TP_PROTO(struct bdi_writeback *wb, | |
591 | unsigned long thresh, | |
592 | unsigned long bg_thresh, | |
593 | unsigned long dirty, | |
594 | unsigned long bdi_thresh, | |
595 | unsigned long bdi_dirty, | |
596 | unsigned long dirty_ratelimit, | |
597 | unsigned long task_ratelimit, | |
598 | unsigned long dirtied, | |
599 | unsigned long period, | |
600 | long pause, | |
601 | unsigned long start_time), | |
602 | ||
603 | TP_ARGS(wb, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
604 | dirty_ratelimit, task_ratelimit, | |
605 | dirtied, period, pause, start_time | |
606 | ), | |
607 | ||
608 | TP_FIELDS( | |
1461bc67 | 609 | ctf_string(bdi, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
610 | ctf_integer(unsigned long, limit, global_dirty_limit) |
611 | ctf_integer(unsigned long, setpoint, | |
612 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) | |
613 | ctf_integer(unsigned long, dirty, dirty) | |
614 | ctf_integer(unsigned long, bdi_setpoint, | |
615 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * | |
616 | bdi_thresh / (thresh + 1)) | |
617 | ctf_integer(unsigned long, bdi_dirty, bdi_dirty) | |
618 | ctf_integer(unsigned long, dirty_ratelimit, | |
619 | KBps(dirty_ratelimit)) | |
620 | ctf_integer(unsigned long, task_ratelimit, | |
621 | KBps(task_ratelimit)) | |
622 | ctf_integer(unsigned int, dirtied, dirtied) | |
623 | ctf_integer(unsigned int, dirtied_pause, | |
624 | current->nr_dirtied_pause) | |
625 | ctf_integer(unsigned long, paused, | |
626 | (jiffies - start_time) * 1000 / HZ) | |
627 | ctf_integer(long, pause, pause * 1000 / HZ) | |
628 | ctf_integer(unsigned long, period, | |
629 | period * 1000 / HZ) | |
630 | ctf_integer(long, think, | |
631 | current->dirty_paused_when == 0 ? 0 : | |
632 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
633 | ) | |
634 | ) | |
635 | ||
b78104db | 636 | #else /* #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 637 | |
3bc29f0a | 638 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, |
9cf29d3e MD |
639 | |
640 | writeback_balance_dirty_pages, | |
b87700e3 AG |
641 | |
642 | TP_PROTO(struct backing_dev_info *bdi, | |
643 | unsigned long thresh, | |
644 | unsigned long bg_thresh, | |
645 | unsigned long dirty, | |
646 | unsigned long bdi_thresh, | |
647 | unsigned long bdi_dirty, | |
648 | unsigned long dirty_ratelimit, | |
649 | unsigned long task_ratelimit, | |
650 | unsigned long dirtied, | |
b78104db | 651 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0)) |
b87700e3 AG |
652 | unsigned long period, |
653 | #endif | |
654 | long pause, | |
655 | unsigned long start_time), | |
656 | ||
657 | TP_ARGS(bdi, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
658 | dirty_ratelimit, task_ratelimit, | |
b78104db | 659 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0)) |
f127e61e | 660 | dirtied, period, pause, start_time |
b87700e3 | 661 | #else |
f127e61e | 662 | dirtied, pause, start_time |
b87700e3 AG |
663 | #endif |
664 | ), | |
665 | ||
f127e61e | 666 | TP_FIELDS( |
1461bc67 | 667 | ctf_string(bdi, lttng_bdi_dev_name(bdi)) |
f127e61e MD |
668 | ctf_integer(unsigned long, limit, global_dirty_limit) |
669 | ctf_integer(unsigned long, setpoint, | |
b87700e3 | 670 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) |
f127e61e MD |
671 | ctf_integer(unsigned long, dirty, dirty) |
672 | ctf_integer(unsigned long, bdi_setpoint, | |
b87700e3 | 673 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * |
f127e61e MD |
674 | bdi_thresh / (thresh + 1)) |
675 | ctf_integer(unsigned long, bdi_dirty, bdi_dirty) | |
676 | ctf_integer(unsigned long, dirty_ratelimit, | |
677 | KBps(dirty_ratelimit)) | |
678 | ctf_integer(unsigned long, task_ratelimit, | |
679 | KBps(task_ratelimit)) | |
680 | ctf_integer(unsigned int, dirtied, dirtied) | |
681 | ctf_integer(unsigned int, dirtied_pause, | |
682 | current->nr_dirtied_pause) | |
683 | ctf_integer(unsigned long, paused, | |
684 | (jiffies - start_time) * 1000 / HZ) | |
685 | ctf_integer(long, pause, pause * 1000 / HZ) | |
b78104db | 686 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0)) |
f127e61e MD |
687 | ctf_integer(unsigned long, period, |
688 | period * 1000 / HZ) | |
689 | ctf_integer(long, think, | |
690 | current->dirty_paused_when == 0 ? 0 : | |
691 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
b87700e3 | 692 | #endif |
f127e61e | 693 | ) |
b87700e3 | 694 | ) |
b78104db | 695 | #endif /* #else #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 696 | |
b78104db | 697 | #endif /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,2,0)) */ |
b87700e3 | 698 | |
b78104db | 699 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,5,0)) |
3bc29f0a | 700 | LTTNG_TRACEPOINT_EVENT(writeback_sb_inodes_requeue, |
b87700e3 AG |
701 | |
702 | TP_PROTO(struct inode *inode), | |
703 | TP_ARGS(inode), | |
704 | ||
f127e61e | 705 | TP_FIELDS( |
1461bc67 | 706 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
707 | ctf_integer(unsigned long, ino, inode->i_ino) |
708 | ctf_integer(unsigned long, state, inode->i_state) | |
709 | ctf_integer(unsigned long, dirtied_when, inode->dirtied_when) | |
b87700e3 AG |
710 | ) |
711 | ) | |
712 | #endif | |
713 | ||
b78104db | 714 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,37)) |
3bc29f0a | 715 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_congest_waited_template, |
b87700e3 AG |
716 | |
717 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
718 | ||
719 | TP_ARGS(usec_timeout, usec_delayed), | |
720 | ||
f127e61e MD |
721 | TP_FIELDS( |
722 | ctf_integer(unsigned int, usec_timeout, usec_timeout) | |
723 | ctf_integer(unsigned int, usec_delayed, usec_delayed) | |
724 | ) | |
b87700e3 AG |
725 | ) |
726 | ||
3bc29f0a | 727 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_congestion_wait, |
b87700e3 AG |
728 | |
729 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
730 | ||
731 | TP_ARGS(usec_timeout, usec_delayed) | |
732 | ) | |
733 | ||
3bc29f0a | 734 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_wait_iff_congested, |
b87700e3 AG |
735 | |
736 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
737 | ||
738 | TP_ARGS(usec_timeout, usec_delayed) | |
739 | ) | |
740 | #endif | |
741 | ||
b78104db | 742 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a | 743 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_single_inode_template, |
b87700e3 AG |
744 | |
745 | TP_PROTO(struct inode *inode, | |
746 | struct writeback_control *wbc, | |
747 | unsigned long nr_to_write | |
748 | ), | |
749 | ||
750 | TP_ARGS(inode, wbc, nr_to_write), | |
751 | ||
f127e61e | 752 | TP_FIELDS( |
1461bc67 | 753 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
754 | ctf_integer(unsigned long, ino, inode->i_ino) |
755 | ctf_integer(unsigned long, state, inode->i_state) | |
756 | ctf_integer(unsigned long, dirtied_when, inode->dirtied_when) | |
757 | ctf_integer(unsigned long, writeback_index, | |
758 | inode->i_mapping->writeback_index) | |
759 | ctf_integer(long, nr_to_write, nr_to_write) | |
760 | ctf_integer(unsigned long, wrote, | |
761 | nr_to_write - wbc->nr_to_write) | |
b87700e3 AG |
762 | ) |
763 | ) | |
764 | ||
b78104db | 765 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(3,5,0)) |
3bc29f0a | 766 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode_requeue, |
b87700e3 AG |
767 | TP_PROTO(struct inode *inode, |
768 | struct writeback_control *wbc, | |
769 | unsigned long nr_to_write), | |
770 | TP_ARGS(inode, wbc, nr_to_write) | |
771 | ) | |
772 | #endif | |
773 | ||
3bc29f0a | 774 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode, |
b87700e3 AG |
775 | TP_PROTO(struct inode *inode, |
776 | struct writeback_control *wbc, | |
777 | unsigned long nr_to_write), | |
778 | TP_ARGS(inode, wbc, nr_to_write) | |
779 | ) | |
780 | #endif | |
781 | ||
3bc29f0a | 782 | #endif /* LTTNG_TRACE_WRITEBACK_H */ |
b87700e3 AG |
783 | |
784 | /* This part must be outside protection */ | |
6ec43db8 | 785 | #include <probes/define_trace.h> |