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 | ||
4643974c FD |
68 | /* |
69 | * Keep this macro around to track changes in the valid values for `state`. | |
70 | * Eventually, we will have a enum to describe that field. If the macro is | |
71 | * changed by an upstream kernel, the fact that we have a redefinition here | |
72 | * will generate a compiler warning. | |
73 | */ | |
2855acb9 | 74 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0) || \ |
4643974c FD |
75 | LTTNG_UBUNTU_KERNEL_RANGE(5,4,94,67, 5,5,0,0) || \ |
76 | LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,141, 4,16,0,0)) | |
e1eb6145 MJ |
77 | #define show_inode_state(state) \ |
78 | __print_flags(state, "|", \ | |
79 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
80 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
81 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
82 | {I_NEW, "I_NEW"}, \ | |
83 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
84 | {I_FREEING, "I_FREEING"}, \ | |
85 | {I_CLEAR, "I_CLEAR"}, \ | |
86 | {I_SYNC, "I_SYNC"}, \ | |
87 | {I_DIRTY_TIME, "I_DIRTY_TIME"}, \ | |
88 | {I_REFERENCED, "I_REFERENCED"} \ | |
89 | ) | |
b78104db | 90 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) |
99a570c8 MD |
91 | #define show_inode_state(state) \ |
92 | __print_flags(state, "|", \ | |
93 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
94 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
95 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
96 | {I_NEW, "I_NEW"}, \ | |
97 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
98 | {I_FREEING, "I_FREEING"}, \ | |
99 | {I_CLEAR, "I_CLEAR"}, \ | |
100 | {I_SYNC, "I_SYNC"}, \ | |
101 | {I_DIRTY_TIME, "I_DIRTY_TIME"}, \ | |
102 | {I_DIRTY_TIME_EXPIRED, "I_DIRTY_TIME_EXPIRED"}, \ | |
103 | {I_REFERENCED, "I_REFERENCED"} \ | |
104 | ) | |
b78104db | 105 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) */ |
b87700e3 AG |
106 | #define show_inode_state(state) \ |
107 | __print_flags(state, "|", \ | |
108 | {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ | |
109 | {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ | |
110 | {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ | |
111 | {I_NEW, "I_NEW"}, \ | |
112 | {I_WILL_FREE, "I_WILL_FREE"}, \ | |
113 | {I_FREEING, "I_FREEING"}, \ | |
114 | {I_CLEAR, "I_CLEAR"}, \ | |
115 | {I_SYNC, "I_SYNC"}, \ | |
116 | {I_REFERENCED, "I_REFERENCED"} \ | |
117 | ) | |
b78104db | 118 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) */ |
b87700e3 | 119 | |
b78104db | 120 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0)) |
99a570c8 MD |
121 | |
122 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, | |
123 | TP_PROTO(struct page *page, struct address_space *mapping), | |
124 | TP_ARGS(page, mapping), | |
f127e61e | 125 | TP_FIELDS( |
1461bc67 | 126 | ctf_string(name, lttng_bdi_dev_name(mapping ? lttng_inode_to_bdi(mapping->host) : NULL)) |
f127e61e MD |
127 | ctf_integer(unsigned long, ino, mapping ? mapping->host->i_ino : 0) |
128 | ctf_integer(pgoff_t, index, page->index) | |
99a570c8 MD |
129 | ) |
130 | ) | |
131 | ||
132 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
133 | TP_PROTO(struct inode *inode, int flags), | |
134 | TP_ARGS(inode, flags), | |
f127e61e | 135 | TP_FIELDS( |
99a570c8 | 136 | /* may be called for files on pseudo FSes w/ unregistered bdi */ |
1461bc67 | 137 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
138 | ctf_integer(unsigned long, ino, inode->i_ino) |
139 | ctf_integer(unsigned long, state, inode->i_state) | |
140 | ctf_integer(unsigned long, flags, flags) | |
99a570c8 MD |
141 | ) |
142 | ) | |
143 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
144 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
145 | TP_PROTO(struct inode *inode, int flags), \ | |
146 | TP_ARGS(inode, flags)) | |
147 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
148 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
149 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_mark_inode_dirty) | |
150 | ||
151 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
152 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
153 | TP_ARGS(inode, wbc), | |
f127e61e | 154 | TP_FIELDS( |
1461bc67 | 155 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
156 | ctf_integer(unsigned long, ino, inode->i_ino) |
157 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
99a570c8 MD |
158 | ) |
159 | ) | |
160 | ||
161 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
162 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
163 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
164 | TP_ARGS(inode, wbc)) | |
165 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
166 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
167 | ||
b78104db | 168 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
99a570c8 | 169 | |
aa634cd1 JD |
170 | LTTNG_TRACEPOINT_EVENT(writeback_dirty_page, |
171 | TP_PROTO(struct page *page, struct address_space *mapping), | |
172 | TP_ARGS(page, mapping), | |
f127e61e | 173 | TP_FIELDS( |
1461bc67 | 174 | ctf_string(name, lttng_bdi_dev_name(mapping ? mapping->backing_dev_info : NULL)) |
f127e61e MD |
175 | ctf_integer(unsigned long, ino, mapping ? mapping->host->i_ino : 0) |
176 | ctf_integer(pgoff_t, index, page->index) | |
aa634cd1 JD |
177 | ) |
178 | ) | |
179 | ||
180 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template, | |
181 | TP_PROTO(struct inode *inode, int flags), | |
182 | TP_ARGS(inode, flags), | |
f127e61e | 183 | TP_FIELDS( |
aa634cd1 | 184 | /* may be called for files on pseudo FSes w/ unregistered bdi */ |
1461bc67 | 185 | ctf_string(name, lttng_bdi_dev_name(inode->i_mapping->backing_dev_info)) |
f127e61e MD |
186 | ctf_integer(unsigned long, ino, inode->i_ino) |
187 | ctf_integer(unsigned long, flags, flags) | |
aa634cd1 JD |
188 | ) |
189 | ) | |
190 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \ | |
191 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \ | |
192 | TP_PROTO(struct inode *inode, int flags), \ | |
193 | TP_ARGS(inode, flags)) | |
194 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start) | |
195 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode) | |
196 | ||
197 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template, | |
198 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), | |
199 | TP_ARGS(inode, wbc), | |
f127e61e | 200 | TP_FIELDS( |
1461bc67 | 201 | ctf_string(name, lttng_bdi_dev_name(inode->i_mapping->backing_dev_info)) |
f127e61e MD |
202 | ctf_integer(unsigned long, ino, inode->i_ino) |
203 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
aa634cd1 JD |
204 | ) |
205 | ) | |
206 | ||
207 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \ | |
208 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \ | |
209 | TP_PROTO(struct inode *inode, struct writeback_control *wbc), \ | |
210 | TP_ARGS(inode, wbc)) | |
211 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start) | |
212 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode) | |
99a570c8 | 213 | |
b78104db | 214 | #endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
aa634cd1 | 215 | |
b78104db | 216 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
217 | |
218 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, | |
219 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), | |
220 | TP_ARGS(wb, work), | |
221 | TP_FIELDS( | |
1461bc67 | 222 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
223 | ) |
224 | ) | |
225 | ||
1461bc67 | 226 | #else |
99a570c8 | 227 | |
3bc29f0a | 228 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class, |
b87700e3 AG |
229 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), |
230 | TP_ARGS(bdi, work), | |
f127e61e | 231 | TP_FIELDS( |
1461bc67 | 232 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
b87700e3 | 233 | ) |
b87700e3 | 234 | ) |
99a570c8 | 235 | |
1461bc67 | 236 | #endif /* #else if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
99a570c8 | 237 | |
b78104db | 238 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
239 | |
240 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ | |
241 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
242 | TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), \ | |
243 | TP_ARGS(wb, work)) | |
244 | ||
b78104db | 245 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 246 | |
3bc29f0a MD |
247 | #define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \ |
248 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \ | |
b87700e3 AG |
249 | TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \ |
250 | TP_ARGS(bdi, work)) | |
a40cb509 | 251 | |
b78104db | 252 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 253 | |
3bc29f0a MD |
254 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_nothread) |
255 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_queue) | |
256 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_exec) | |
b78104db | 257 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a MD |
258 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_start) |
259 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_written) | |
260 | LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_wait) | |
b87700e3 AG |
261 | #endif |
262 | ||
3bc29f0a | 263 | LTTNG_TRACEPOINT_EVENT(writeback_pages_written, |
b87700e3 AG |
264 | TP_PROTO(long pages_written), |
265 | TP_ARGS(pages_written), | |
f127e61e MD |
266 | TP_FIELDS( |
267 | ctf_integer(long, pages, pages_written) | |
268 | ) | |
b87700e3 AG |
269 | ) |
270 | ||
b78104db | 271 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
272 | |
273 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, | |
274 | TP_PROTO(struct bdi_writeback *wb), | |
275 | TP_ARGS(wb), | |
276 | TP_FIELDS( | |
1461bc67 | 277 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
278 | ) |
279 | ) | |
280 | ||
281 | #undef DEFINE_WRITEBACK_EVENT | |
282 | #define DEFINE_WRITEBACK_EVENT(name) \ | |
283 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ | |
284 | TP_PROTO(struct bdi_writeback *wb), \ | |
285 | TP_ARGS(wb)) | |
286 | ||
287 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ | |
288 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ | |
289 | TP_PROTO(struct bdi_writeback *wb), \ | |
290 | TP_ARGS(wb)) | |
291 | ||
292 | LTTNG_TRACEPOINT_EVENT(writeback_bdi_register, | |
293 | TP_PROTO(struct backing_dev_info *bdi), | |
294 | TP_ARGS(bdi), | |
295 | TP_FIELDS( | |
1461bc67 | 296 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
a40cb509 MD |
297 | ) |
298 | ) | |
299 | ||
b78104db | 300 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 301 | |
3bc29f0a | 302 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class, |
b87700e3 AG |
303 | TP_PROTO(struct backing_dev_info *bdi), |
304 | TP_ARGS(bdi), | |
f127e61e | 305 | TP_FIELDS( |
1461bc67 | 306 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
b87700e3 AG |
307 | ) |
308 | ) | |
a40cb509 | 309 | |
59fecd6c | 310 | #undef DEFINE_WRITEBACK_EVENT |
b87700e3 | 311 | #define DEFINE_WRITEBACK_EVENT(name) \ |
3bc29f0a | 312 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \ |
b87700e3 AG |
313 | TP_PROTO(struct backing_dev_info *bdi), \ |
314 | TP_ARGS(bdi)) | |
315 | ||
9cf29d3e | 316 | #define DEFINE_WRITEBACK_EVENT_MAP(name, map) \ |
3bc29f0a | 317 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \ |
9cf29d3e MD |
318 | TP_PROTO(struct backing_dev_info *bdi), \ |
319 | TP_ARGS(bdi)) | |
320 | ||
a40cb509 MD |
321 | DEFINE_WRITEBACK_EVENT(writeback_bdi_register) |
322 | ||
b78104db | 323 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 324 | |
b87700e3 | 325 | DEFINE_WRITEBACK_EVENT(writeback_nowork) |
b78104db | 326 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,38)) |
b87700e3 AG |
327 | DEFINE_WRITEBACK_EVENT(writeback_wake_background) |
328 | #endif | |
329 | DEFINE_WRITEBACK_EVENT(writeback_wake_thread) | |
330 | DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread) | |
b87700e3 AG |
331 | DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister) |
332 | DEFINE_WRITEBACK_EVENT(writeback_thread_start) | |
333 | DEFINE_WRITEBACK_EVENT(writeback_thread_stop) | |
334 | #if (LTTNG_KERNEL_RANGE(3,1,0, 3,2,0)) | |
9cf29d3e MD |
335 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_start, writeback_balance_dirty_start) |
336 | DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_wait, writeback_balance_dirty_wait) | |
337 | ||
3bc29f0a | 338 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_written, |
b87700e3 | 339 | |
9cf29d3e | 340 | writeback_balance_dirty_written, |
b87700e3 AG |
341 | |
342 | TP_PROTO(struct backing_dev_info *bdi, int written), | |
343 | ||
344 | TP_ARGS(bdi, written), | |
345 | ||
f127e61e | 346 | TP_FIELDS( |
1461bc67 | 347 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
f127e61e | 348 | ctf_integer(int, written, written) |
b87700e3 AG |
349 | ) |
350 | ) | |
351 | #endif | |
352 | ||
3bc29f0a | 353 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_wbc_class, |
b87700e3 AG |
354 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), |
355 | TP_ARGS(wbc, bdi), | |
f127e61e | 356 | TP_FIELDS( |
1461bc67 | 357 | ctf_string(name, lttng_bdi_dev_name(bdi)) |
f127e61e MD |
358 | ctf_integer(long, nr_to_write, wbc->nr_to_write) |
359 | ctf_integer(long, pages_skipped, wbc->pages_skipped) | |
360 | ctf_integer(int, sync_mode, wbc->sync_mode) | |
361 | ctf_integer(int, for_kupdate, wbc->for_kupdate) | |
362 | ctf_integer(int, for_background, wbc->for_background) | |
363 | ctf_integer(int, for_reclaim, wbc->for_reclaim) | |
364 | ctf_integer(int, range_cyclic, wbc->range_cyclic) | |
b78104db | 365 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(3,1,0)) |
f127e61e MD |
366 | ctf_integer(int, more_io, wbc->more_io) |
367 | ctf_integer(unsigned long, older_than_this, | |
368 | wbc->older_than_this ? *wbc->older_than_this : 0) | |
b87700e3 | 369 | #endif |
f127e61e MD |
370 | ctf_integer(long, range_start, (long) wbc->range_start) |
371 | ctf_integer(long, range_end, (long) wbc->range_end) | |
372 | ) | |
b87700e3 AG |
373 | ) |
374 | ||
9cf29d3e | 375 | #undef DEFINE_WBC_EVENT |
3bc29f0a MD |
376 | #define LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(name, map) \ |
377 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_wbc_class, name, map, \ | |
b87700e3 AG |
378 | TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \ |
379 | TP_ARGS(wbc, bdi)) | |
b78104db | 380 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a MD |
381 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_start, writeback_wbc_writeback_start) |
382 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_written, writeback_wbc_writeback_written) | |
383 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_wait, writeback_wbc_writeback_wait) | |
384 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_start, writeback_wbc_balance_dirty_start) | |
385 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_written, writeback_wbc_balance_dirty_written) | |
386 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_wait, writeback_wbc_balance_dirty_wait) | |
b87700e3 | 387 | #endif |
3bc29f0a | 388 | LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writepage, writeback_wbc_writepage) |
b87700e3 | 389 | |
b78104db | 390 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0) || \ |
f60ce55b MJ |
391 | LTTNG_KERNEL_RANGE(5,8,6, 5,9,0) || \ |
392 | LTTNG_KERNEL_RANGE(5,4,62, 5,5,0) || \ | |
393 | LTTNG_KERNEL_RANGE(4,19,143, 4,20,0) || \ | |
394 | LTTNG_KERNEL_RANGE(4,14,196, 4,15,0) || \ | |
395 | LTTNG_KERNEL_RANGE(4,9,235, 4,10,0) || \ | |
e85a3521 MJ |
396 | LTTNG_KERNEL_RANGE(4,4,235, 4,5,0) || \ |
397 | LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,119, 4,16,0,0)) | |
31410cca MJ |
398 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
399 | TP_PROTO(struct bdi_writeback *wb, | |
400 | struct wb_writeback_work *work, | |
401 | unsigned long dirtied_before, | |
402 | int moved), | |
403 | TP_ARGS(wb, work, dirtied_before, moved), | |
404 | TP_FIELDS( | |
1461bc67 | 405 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
31410cca MJ |
406 | ctf_integer(unsigned long, older, dirtied_before) |
407 | ctf_integer(int, moved, moved) | |
408 | ) | |
409 | ) | |
b78104db | 410 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,2,0)) |
3bc29f0a | 411 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
b87700e3 | 412 | TP_PROTO(struct bdi_writeback *wb, |
b87700e3 | 413 | struct wb_writeback_work *work, |
b87700e3 | 414 | int moved), |
b87700e3 | 415 | TP_ARGS(wb, work, moved), |
31410cca | 416 | TP_FIELDS( |
1461bc67 | 417 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
31410cca MJ |
418 | ctf_integer(int, moved, moved) |
419 | ) | |
420 | ) | |
b78104db | 421 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
31410cca MJ |
422 | LTTNG_TRACEPOINT_EVENT(writeback_queue_io, |
423 | TP_PROTO(struct bdi_writeback *wb, | |
424 | unsigned long *older_than_this, | |
425 | int moved), | |
b87700e3 | 426 | TP_ARGS(wb, older_than_this, moved), |
f127e61e | 427 | TP_FIELDS( |
1461bc67 | 428 | ctf_string(name, lttng_bdi_dev_name(wb->bdi)) |
f127e61e MD |
429 | ctf_integer(unsigned long, older, |
430 | older_than_this ? *older_than_this : 0) | |
431 | ctf_integer(long, age, | |
432 | older_than_this ? | |
433 | (jiffies - *older_than_this) * 1000 / HZ | |
434 | : -1) | |
f127e61e | 435 | ctf_integer(int, moved, moved) |
b87700e3 | 436 | ) |
b87700e3 | 437 | ) |
31410cca | 438 | #endif |
b87700e3 | 439 | |
b78104db | 440 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,8,0)) |
b87a9840 MJ |
441 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
442 | ||
443 | writeback_global_dirty_state, | |
444 | ||
445 | TP_PROTO(unsigned long background_thresh, | |
446 | unsigned long dirty_thresh | |
447 | ), | |
448 | ||
449 | TP_ARGS(background_thresh, | |
450 | dirty_thresh | |
451 | ), | |
452 | ||
453 | TP_FIELDS( | |
454 | ctf_integer(unsigned long, nr_dirty, global_node_page_state(NR_FILE_DIRTY)) | |
455 | ctf_integer(unsigned long, nr_writeback, global_node_page_state(NR_WRITEBACK)) | |
456 | ctf_integer(unsigned long, nr_dirtied, global_node_page_state(NR_DIRTIED)) | |
457 | ctf_integer(unsigned long, nr_written, global_node_page_state(NR_WRITTEN)) | |
458 | ctf_integer(unsigned long, background_thresh, background_thresh) | |
459 | ctf_integer(unsigned long, dirty_thresh, dirty_thresh) | |
460 | ctf_integer(unsigned long, dirty_limit, global_dirty_limit) | |
461 | ) | |
462 | ) | |
b78104db | 463 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
7ceeb15d MJ |
464 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
465 | ||
466 | writeback_global_dirty_state, | |
467 | ||
468 | TP_PROTO(unsigned long background_thresh, | |
469 | unsigned long dirty_thresh | |
470 | ), | |
471 | ||
472 | TP_ARGS(background_thresh, | |
473 | dirty_thresh | |
474 | ), | |
475 | ||
476 | TP_FIELDS( | |
477 | ctf_integer(unsigned long, nr_dirty, global_node_page_state(NR_FILE_DIRTY)) | |
478 | ctf_integer(unsigned long, nr_writeback, global_node_page_state(NR_WRITEBACK)) | |
479 | ctf_integer(unsigned long, nr_unstable, global_node_page_state(NR_UNSTABLE_NFS)) | |
480 | ctf_integer(unsigned long, nr_dirtied, global_node_page_state(NR_DIRTIED)) | |
481 | ctf_integer(unsigned long, nr_written, global_node_page_state(NR_WRITTEN)) | |
482 | ctf_integer(unsigned long, background_thresh, background_thresh) | |
483 | ctf_integer(unsigned long, dirty_thresh, dirty_thresh) | |
484 | ctf_integer(unsigned long, dirty_limit, global_dirty_limit) | |
485 | ) | |
486 | ) | |
b78104db | 487 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a | 488 | LTTNG_TRACEPOINT_EVENT_MAP(global_dirty_state, |
9cf29d3e MD |
489 | |
490 | writeback_global_dirty_state, | |
b87700e3 AG |
491 | |
492 | TP_PROTO(unsigned long background_thresh, | |
493 | unsigned long dirty_thresh | |
494 | ), | |
495 | ||
496 | TP_ARGS(background_thresh, | |
497 | dirty_thresh | |
498 | ), | |
499 | ||
f127e61e MD |
500 | TP_FIELDS( |
501 | ctf_integer(unsigned long, nr_dirty, global_page_state(NR_FILE_DIRTY)) | |
502 | ctf_integer(unsigned long, nr_writeback, global_page_state(NR_WRITEBACK)) | |
503 | ctf_integer(unsigned long, nr_unstable, global_page_state(NR_UNSTABLE_NFS)) | |
504 | ctf_integer(unsigned long, nr_dirtied, global_page_state(NR_DIRTIED)) | |
505 | ctf_integer(unsigned long, nr_written, global_page_state(NR_WRITTEN)) | |
506 | ctf_integer(unsigned long, background_thresh, background_thresh) | |
507 | ctf_integer(unsigned long, dirty_thresh, dirty_thresh) | |
508 | ctf_integer(unsigned long, dirty_limit, global_dirty_limit) | |
b87700e3 AG |
509 | ) |
510 | ) | |
511 | #endif | |
512 | ||
b78104db | 513 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,2,0)) |
b87700e3 AG |
514 | |
515 | #define KBps(x) ((x) << (PAGE_SHIFT - 10)) | |
516 | ||
b78104db | 517 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
518 | |
519 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
520 | ||
521 | writeback_bdi_dirty_ratelimit, | |
522 | ||
523 | TP_PROTO(struct bdi_writeback *wb, | |
524 | unsigned long dirty_rate, | |
525 | unsigned long task_ratelimit), | |
526 | ||
527 | TP_ARGS(wb, dirty_rate, task_ratelimit), | |
528 | ||
529 | TP_FIELDS( | |
1461bc67 | 530 | ctf_string(bdi, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
531 | ctf_integer(unsigned long, write_bw, KBps(wb->bdi->wb.write_bandwidth)) |
532 | ctf_integer(unsigned long, avg_write_bw, KBps(wb->bdi->wb.avg_write_bandwidth)) | |
533 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) | |
534 | ctf_integer(unsigned long, dirty_ratelimit, KBps(wb->bdi->wb.dirty_ratelimit)) | |
535 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) | |
536 | ctf_integer(unsigned long, balanced_dirty_ratelimit, | |
537 | KBps(wb->bdi->wb.balanced_dirty_ratelimit)) | |
538 | ) | |
539 | ) | |
540 | ||
b78104db | 541 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) |
c7d89a6d | 542 | |
3bc29f0a | 543 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, |
9cf29d3e MD |
544 | |
545 | writeback_bdi_dirty_ratelimit, | |
b87700e3 AG |
546 | |
547 | TP_PROTO(struct backing_dev_info *bdi, | |
548 | unsigned long dirty_rate, | |
549 | unsigned long task_ratelimit), | |
550 | ||
551 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
552 | ||
f127e61e | 553 | TP_FIELDS( |
1461bc67 | 554 | ctf_string(bdi, lttng_bdi_dev_name(bdi)) |
902947a4 MJ |
555 | ctf_integer(unsigned long, write_bw, KBps(bdi->wb.write_bandwidth)) |
556 | ctf_integer(unsigned long, avg_write_bw, KBps(bdi->wb.avg_write_bandwidth)) | |
f127e61e | 557 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) |
902947a4 | 558 | ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->wb.dirty_ratelimit)) |
f127e61e | 559 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) |
902947a4 MJ |
560 | ctf_integer(unsigned long, balanced_dirty_ratelimit, |
561 | KBps(bdi->wb.balanced_dirty_ratelimit)) | |
c7d89a6d MD |
562 | ) |
563 | ) | |
564 | ||
b78104db | 565 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) */ |
c7d89a6d MD |
566 | |
567 | LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit, | |
568 | ||
569 | writeback_bdi_dirty_ratelimit, | |
570 | ||
571 | TP_PROTO(struct backing_dev_info *bdi, | |
572 | unsigned long dirty_rate, | |
573 | unsigned long task_ratelimit), | |
574 | ||
575 | TP_ARGS(bdi, dirty_rate, task_ratelimit), | |
576 | ||
577 | TP_FIELDS( | |
1461bc67 | 578 | ctf_string(bdi, lttng_bdi_dev_name(bdi)) |
c7d89a6d MD |
579 | ctf_integer(unsigned long, write_bw, KBps(bdi->write_bandwidth)) |
580 | ctf_integer(unsigned long, avg_write_bw, KBps(bdi->avg_write_bandwidth)) | |
581 | ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate)) | |
582 | ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->dirty_ratelimit)) | |
583 | ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit)) | |
f127e61e | 584 | ctf_integer(unsigned long, balanced_dirty_ratelimit, |
b87700e3 | 585 | KBps(bdi->balanced_dirty_ratelimit)) |
b87700e3 AG |
586 | ) |
587 | ) | |
588 | ||
b78104db | 589 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) */ |
c7d89a6d | 590 | |
b78104db | 591 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) |
a40cb509 MD |
592 | |
593 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, | |
594 | ||
595 | writeback_balance_dirty_pages, | |
596 | ||
597 | TP_PROTO(struct bdi_writeback *wb, | |
598 | unsigned long thresh, | |
599 | unsigned long bg_thresh, | |
600 | unsigned long dirty, | |
601 | unsigned long bdi_thresh, | |
602 | unsigned long bdi_dirty, | |
603 | unsigned long dirty_ratelimit, | |
604 | unsigned long task_ratelimit, | |
605 | unsigned long dirtied, | |
606 | unsigned long period, | |
607 | long pause, | |
608 | unsigned long start_time), | |
609 | ||
610 | TP_ARGS(wb, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
611 | dirty_ratelimit, task_ratelimit, | |
612 | dirtied, period, pause, start_time | |
613 | ), | |
614 | ||
615 | TP_FIELDS( | |
1461bc67 | 616 | ctf_string(bdi, lttng_bdi_dev_name(wb->bdi)) |
a40cb509 MD |
617 | ctf_integer(unsigned long, limit, global_dirty_limit) |
618 | ctf_integer(unsigned long, setpoint, | |
619 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) | |
620 | ctf_integer(unsigned long, dirty, dirty) | |
621 | ctf_integer(unsigned long, bdi_setpoint, | |
622 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * | |
623 | bdi_thresh / (thresh + 1)) | |
624 | ctf_integer(unsigned long, bdi_dirty, bdi_dirty) | |
625 | ctf_integer(unsigned long, dirty_ratelimit, | |
626 | KBps(dirty_ratelimit)) | |
627 | ctf_integer(unsigned long, task_ratelimit, | |
628 | KBps(task_ratelimit)) | |
629 | ctf_integer(unsigned int, dirtied, dirtied) | |
630 | ctf_integer(unsigned int, dirtied_pause, | |
631 | current->nr_dirtied_pause) | |
632 | ctf_integer(unsigned long, paused, | |
633 | (jiffies - start_time) * 1000 / HZ) | |
634 | ctf_integer(long, pause, pause * 1000 / HZ) | |
635 | ctf_integer(unsigned long, period, | |
636 | period * 1000 / HZ) | |
637 | ctf_integer(long, think, | |
638 | current->dirty_paused_when == 0 ? 0 : | |
639 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
640 | ) | |
641 | ) | |
642 | ||
b78104db | 643 | #else /* #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 644 | |
3bc29f0a | 645 | LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages, |
9cf29d3e MD |
646 | |
647 | writeback_balance_dirty_pages, | |
b87700e3 AG |
648 | |
649 | TP_PROTO(struct backing_dev_info *bdi, | |
650 | unsigned long thresh, | |
651 | unsigned long bg_thresh, | |
652 | unsigned long dirty, | |
653 | unsigned long bdi_thresh, | |
654 | unsigned long bdi_dirty, | |
655 | unsigned long dirty_ratelimit, | |
656 | unsigned long task_ratelimit, | |
657 | unsigned long dirtied, | |
b78104db | 658 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0)) |
b87700e3 AG |
659 | unsigned long period, |
660 | #endif | |
661 | long pause, | |
662 | unsigned long start_time), | |
663 | ||
664 | TP_ARGS(bdi, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, | |
665 | dirty_ratelimit, task_ratelimit, | |
b78104db | 666 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0)) |
f127e61e | 667 | dirtied, period, pause, start_time |
b87700e3 | 668 | #else |
f127e61e | 669 | dirtied, pause, start_time |
b87700e3 AG |
670 | #endif |
671 | ), | |
672 | ||
f127e61e | 673 | TP_FIELDS( |
1461bc67 | 674 | ctf_string(bdi, lttng_bdi_dev_name(bdi)) |
f127e61e MD |
675 | ctf_integer(unsigned long, limit, global_dirty_limit) |
676 | ctf_integer(unsigned long, setpoint, | |
b87700e3 | 677 | (global_dirty_limit + (thresh + bg_thresh) / 2) / 2) |
f127e61e MD |
678 | ctf_integer(unsigned long, dirty, dirty) |
679 | ctf_integer(unsigned long, bdi_setpoint, | |
b87700e3 | 680 | ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) * |
f127e61e MD |
681 | bdi_thresh / (thresh + 1)) |
682 | ctf_integer(unsigned long, bdi_dirty, bdi_dirty) | |
683 | ctf_integer(unsigned long, dirty_ratelimit, | |
684 | KBps(dirty_ratelimit)) | |
685 | ctf_integer(unsigned long, task_ratelimit, | |
686 | KBps(task_ratelimit)) | |
687 | ctf_integer(unsigned int, dirtied, dirtied) | |
688 | ctf_integer(unsigned int, dirtied_pause, | |
689 | current->nr_dirtied_pause) | |
690 | ctf_integer(unsigned long, paused, | |
691 | (jiffies - start_time) * 1000 / HZ) | |
692 | ctf_integer(long, pause, pause * 1000 / HZ) | |
b78104db | 693 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0)) |
f127e61e MD |
694 | ctf_integer(unsigned long, period, |
695 | period * 1000 / HZ) | |
696 | ctf_integer(long, think, | |
697 | current->dirty_paused_when == 0 ? 0 : | |
698 | (long)(jiffies - current->dirty_paused_when) * 1000/HZ) | |
b87700e3 | 699 | #endif |
f127e61e | 700 | ) |
b87700e3 | 701 | ) |
b78104db | 702 | #endif /* #else #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,3,0)) */ |
a40cb509 | 703 | |
b78104db | 704 | #endif /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,2,0)) */ |
b87700e3 | 705 | |
b78104db | 706 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,5,0)) |
3bc29f0a | 707 | LTTNG_TRACEPOINT_EVENT(writeback_sb_inodes_requeue, |
b87700e3 AG |
708 | |
709 | TP_PROTO(struct inode *inode), | |
710 | TP_ARGS(inode), | |
711 | ||
f127e61e | 712 | TP_FIELDS( |
1461bc67 | 713 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
714 | ctf_integer(unsigned long, ino, inode->i_ino) |
715 | ctf_integer(unsigned long, state, inode->i_state) | |
716 | ctf_integer(unsigned long, dirtied_when, inode->dirtied_when) | |
b87700e3 AG |
717 | ) |
718 | ) | |
719 | #endif | |
720 | ||
b78104db | 721 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,37)) |
3bc29f0a | 722 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_congest_waited_template, |
b87700e3 AG |
723 | |
724 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
725 | ||
726 | TP_ARGS(usec_timeout, usec_delayed), | |
727 | ||
f127e61e MD |
728 | TP_FIELDS( |
729 | ctf_integer(unsigned int, usec_timeout, usec_timeout) | |
730 | ctf_integer(unsigned int, usec_delayed, usec_delayed) | |
731 | ) | |
b87700e3 AG |
732 | ) |
733 | ||
3bc29f0a | 734 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_congestion_wait, |
b87700e3 AG |
735 | |
736 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
737 | ||
738 | TP_ARGS(usec_timeout, usec_delayed) | |
739 | ) | |
740 | ||
3bc29f0a | 741 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_congest_waited_template, writeback_wait_iff_congested, |
b87700e3 AG |
742 | |
743 | TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), | |
744 | ||
745 | TP_ARGS(usec_timeout, usec_delayed) | |
746 | ) | |
747 | #endif | |
748 | ||
b78104db | 749 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
3bc29f0a | 750 | LTTNG_TRACEPOINT_EVENT_CLASS(writeback_single_inode_template, |
b87700e3 AG |
751 | |
752 | TP_PROTO(struct inode *inode, | |
753 | struct writeback_control *wbc, | |
754 | unsigned long nr_to_write | |
755 | ), | |
756 | ||
757 | TP_ARGS(inode, wbc, nr_to_write), | |
758 | ||
f127e61e | 759 | TP_FIELDS( |
1461bc67 | 760 | ctf_string(name, lttng_bdi_dev_name(lttng_inode_to_bdi(inode))) |
f127e61e MD |
761 | ctf_integer(unsigned long, ino, inode->i_ino) |
762 | ctf_integer(unsigned long, state, inode->i_state) | |
763 | ctf_integer(unsigned long, dirtied_when, inode->dirtied_when) | |
764 | ctf_integer(unsigned long, writeback_index, | |
765 | inode->i_mapping->writeback_index) | |
766 | ctf_integer(long, nr_to_write, nr_to_write) | |
767 | ctf_integer(unsigned long, wrote, | |
768 | nr_to_write - wbc->nr_to_write) | |
b87700e3 AG |
769 | ) |
770 | ) | |
771 | ||
b78104db | 772 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(3,5,0)) |
3bc29f0a | 773 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode_requeue, |
b87700e3 AG |
774 | TP_PROTO(struct inode *inode, |
775 | struct writeback_control *wbc, | |
776 | unsigned long nr_to_write), | |
777 | TP_ARGS(inode, wbc, nr_to_write) | |
778 | ) | |
779 | #endif | |
780 | ||
3bc29f0a | 781 | LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode, |
b87700e3 AG |
782 | TP_PROTO(struct inode *inode, |
783 | struct writeback_control *wbc, | |
784 | unsigned long nr_to_write), | |
785 | TP_ARGS(inode, wbc, nr_to_write) | |
786 | ) | |
787 | #endif | |
788 | ||
3bc29f0a | 789 | #endif /* LTTNG_TRACE_WRITEBACK_H */ |
b87700e3 AG |
790 | |
791 | /* This part must be outside protection */ | |
6ec43db8 | 792 | #include <probes/define_trace.h> |