Commit | Line | Data |
---|---|---|
9f36eaed | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
f62b389e MD |
2 | #undef TRACE_SYSTEM |
3 | #define TRACE_SYSTEM block | |
4 | ||
3bc29f0a MD |
5 | #if !defined(LTTNG_TRACE_BLOCK_H) || defined(TRACE_HEADER_MULTI_READ) |
6 | #define LTTNG_TRACE_BLOCK_H | |
f62b389e | 7 | |
6ec43db8 | 8 | #include <probes/lttng-tracepoint-event.h> |
f62b389e MD |
9 | #include <linux/blktrace_api.h> |
10 | #include <linux/blkdev.h> | |
f62b389e | 11 | #include <linux/trace_seq.h> |
2d042821 | 12 | #include <lttng-kernel-version.h> |
7c68b363 | 13 | |
2d042821 | 14 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f | 15 | #include <scsi/scsi_request.h> |
2d042821 | 16 | #endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
8a9f549f | 17 | |
f62b389e MD |
18 | #ifndef _TRACE_BLOCK_DEF_ |
19 | #define _TRACE_BLOCK_DEF_ | |
20 | ||
f62b389e MD |
21 | enum { |
22 | RWBS_FLAG_WRITE = (1 << 0), | |
23 | RWBS_FLAG_DISCARD = (1 << 1), | |
24 | RWBS_FLAG_READ = (1 << 2), | |
25 | RWBS_FLAG_RAHEAD = (1 << 3), | |
7c68b363 AG |
26 | RWBS_FLAG_BARRIER = (1 << 4), |
27 | RWBS_FLAG_SYNC = (1 << 5), | |
28 | RWBS_FLAG_META = (1 << 6), | |
29 | RWBS_FLAG_SECURE = (1 << 7), | |
30 | RWBS_FLAG_FLUSH = (1 << 8), | |
31 | RWBS_FLAG_FUA = (1 << 9), | |
e6d2cc09 | 32 | RWBS_FLAG_PREFLUSH = (1 << 10), |
f62b389e MD |
33 | }; |
34 | ||
35 | #endif /* _TRACE_BLOCK_DEF_ */ | |
36 | ||
0d36dee7 GB |
37 | LTTNG_TRACEPOINT_ENUM(block_rq_type, |
38 | TP_ENUM_VALUES( | |
39 | ctf_enum_value("RWBS_FLAG_WRITE", RWBS_FLAG_WRITE) | |
40 | ctf_enum_value("RWBS_FLAG_DISCARD", RWBS_FLAG_DISCARD) | |
41 | ctf_enum_value("RWBS_FLAG_READ", RWBS_FLAG_READ) | |
42 | ctf_enum_value("RWBS_FLAG_RAHEAD", RWBS_FLAG_RAHEAD) | |
43 | ctf_enum_value("RWBS_FLAG_BARRIER", RWBS_FLAG_BARRIER) | |
44 | ctf_enum_value("RWBS_FLAG_SYNC", RWBS_FLAG_SYNC) | |
45 | ctf_enum_value("RWBS_FLAG_META", RWBS_FLAG_META) | |
46 | ctf_enum_value("RWBS_FLAG_SECURE", RWBS_FLAG_SECURE) | |
47 | ctf_enum_value("RWBS_FLAG_FLUSH", RWBS_FLAG_FLUSH) | |
48 | ctf_enum_value("RWBS_FLAG_FUA", RWBS_FLAG_FUA) | |
49 | ctf_enum_value("RWBS_FLAG_PREFLUSH", RWBS_FLAG_PREFLUSH) | |
50 | ) | |
51 | ) | |
52 | ||
2d042821 | 53 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,8,0) || \ |
0badc02f MJ |
54 | LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \ |
55 | LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \ | |
56 | LTTNG_SLE_KERNEL_RANGE(4,4,92,6,0,0, 4,4,92,7,0,0) || \ | |
57 | LTTNG_SLE_KERNEL_RANGE(4,4,103,6,0,0, 4,4,103,7,0,0) || \ | |
58 | LTTNG_SLE_KERNEL_RANGE(4,4,114,94,0,0, 4,4,114,95,0,0) || \ | |
59 | LTTNG_SLE_KERNEL_RANGE(4,4,120,94,0,0, 4,4,120,95,0,0) || \ | |
60 | LTTNG_SLE_KERNEL_RANGE(4,4,126,94,0,0, 4,5,0,0,0,0)) | |
e6d2cc09 MD |
61 | |
62 | #define lttng_req_op(rq) req_op(rq) | |
63 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
64 | #define lttng_bio_op(bio) bio_op(bio) | |
65 | #define lttng_bio_rw(bio) ((bio)->bi_opf) | |
66 | ||
67 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
0d36dee7 | 68 | ctf_enum(block_rq_type, type, rwbs, \ |
e6d2cc09 MD |
69 | (((op) == REQ_OP_WRITE || (op) == REQ_OP_WRITE_SAME) ? RWBS_FLAG_WRITE : \ |
70 | ( (op) == REQ_OP_DISCARD ? RWBS_FLAG_DISCARD : \ | |
71 | ( (op) == REQ_OP_SECURE_ERASE ? (RWBS_FLAG_DISCARD | RWBS_FLAG_SECURE) : \ | |
72 | ( (op) == REQ_OP_FLUSH ? RWBS_FLAG_FLUSH : \ | |
73 | ( (op) == REQ_OP_READ ? RWBS_FLAG_READ : \ | |
74 | ( 0 )))))) \ | |
75 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
76 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
77 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
78 | | ((rw) & REQ_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \ | |
79 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
80 | ||
2d042821 | 81 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
7c68b363 | 82 | |
e6d2cc09 MD |
83 | #define lttng_req_op(rq) |
84 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
85 | #define lttng_bio_op(bio) | |
86 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
87 | ||
88 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
0d36dee7 | 89 | ctf_enum(block_rq_type, type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
90 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
91 | ( (bytes) ? RWBS_FLAG_READ : \ | |
92 | ( 0 )))) \ | |
93 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
94 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
95 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
96 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0) \ | |
97 | | ((rw) & REQ_FLUSH ? RWBS_FLAG_FLUSH : 0) \ | |
98 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
99 | ||
5093a483 | 100 | #else |
7c68b363 | 101 | |
e6d2cc09 MD |
102 | #define lttng_req_op(rq) |
103 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
104 | #define lttng_bio_op(bio) | |
105 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
106 | ||
107 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
0d36dee7 | 108 | ctf_enum(block_rq_type, type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
109 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
110 | ( (bytes) ? RWBS_FLAG_READ : \ | |
111 | ( 0 )))) \ | |
112 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
7c68b363 AG |
113 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ |
114 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
115 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) | |
116 | ||
7c68b363 AG |
117 | #endif |
118 | ||
2d042821 | 119 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
3bc29f0a | 120 | LTTNG_TRACEPOINT_EVENT_CLASS(block_buffer, |
217f66c6 MD |
121 | |
122 | TP_PROTO(struct buffer_head *bh), | |
123 | ||
124 | TP_ARGS(bh), | |
125 | ||
f127e61e MD |
126 | TP_FIELDS ( |
127 | ctf_integer(dev_t, dev, bh->b_bdev->bd_dev) | |
128 | ctf_integer(sector_t, sector, bh->b_blocknr) | |
129 | ctf_integer(size_t, size, bh->b_size) | |
217f66c6 MD |
130 | ) |
131 | ) | |
132 | ||
133 | /** | |
134 | * block_touch_buffer - mark a buffer accessed | |
135 | * @bh: buffer_head being touched | |
136 | * | |
137 | * Called from touch_buffer(). | |
138 | */ | |
3bc29f0a | 139 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_touch_buffer, |
217f66c6 MD |
140 | |
141 | TP_PROTO(struct buffer_head *bh), | |
142 | ||
143 | TP_ARGS(bh) | |
144 | ) | |
145 | ||
146 | /** | |
147 | * block_dirty_buffer - mark a buffer dirty | |
148 | * @bh: buffer_head being dirtied | |
149 | * | |
150 | * Called from mark_buffer_dirty(). | |
151 | */ | |
3bc29f0a | 152 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_dirty_buffer, |
217f66c6 MD |
153 | |
154 | TP_PROTO(struct buffer_head *bh), | |
155 | ||
156 | TP_ARGS(bh) | |
157 | ) | |
158 | #endif | |
159 | ||
2d042821 | 160 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
d2457078 | 161 | /* block_rq_with_error event class removed in kernel 4.12 */ |
2d042821 | 162 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
f127e61e | 163 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, |
f62b389e MD |
164 | |
165 | TP_PROTO(struct request_queue *q, struct request *rq), | |
166 | ||
167 | TP_ARGS(q, rq), | |
168 | ||
f127e61e MD |
169 | TP_locvar( |
170 | sector_t sector; | |
171 | unsigned int nr_sector; | |
172 | unsigned char *cmd; | |
173 | size_t cmd_len; | |
f62b389e MD |
174 | ), |
175 | ||
265822ae | 176 | TP_code_pre( |
8a9f549f FD |
177 | if (blk_rq_is_scsi(rq)) { |
178 | struct scsi_request *scsi_rq = scsi_req(rq); | |
179 | tp_locvar->sector = 0; | |
180 | tp_locvar->nr_sector = 0; | |
181 | tp_locvar->cmd = scsi_rq->cmd; | |
182 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
183 | } else { | |
184 | tp_locvar->sector = blk_rq_pos(rq); | |
185 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
186 | tp_locvar->cmd = NULL; | |
187 | tp_locvar->cmd_len = 0; | |
188 | } | |
189 | ), | |
190 | ||
191 | TP_FIELDS( | |
192 | ctf_integer(dev_t, dev, | |
193 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
194 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
195 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
196 | ctf_integer(int, errors, rq->errors) | |
197 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
198 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
199 | ctf_sequence_hex(unsigned char, cmd, | |
200 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
201 | ), | |
202 | ||
203 | TP_code_post() | |
204 | ) | |
2d042821 | 205 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
8a9f549f FD |
206 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, |
207 | ||
208 | TP_PROTO(struct request_queue *q, struct request *rq), | |
209 | ||
210 | TP_ARGS(q, rq), | |
211 | ||
212 | TP_locvar( | |
213 | sector_t sector; | |
214 | unsigned int nr_sector; | |
215 | unsigned char *cmd; | |
216 | size_t cmd_len; | |
217 | ), | |
218 | ||
219 | TP_code_pre( | |
220 | ||
f127e61e MD |
221 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
222 | tp_locvar->sector = 0; | |
223 | tp_locvar->nr_sector = 0; | |
224 | tp_locvar->cmd = rq->cmd; | |
225 | tp_locvar->cmd_len = rq->cmd_len; | |
226 | } else { | |
227 | tp_locvar->sector = blk_rq_pos(rq); | |
228 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
229 | tp_locvar->cmd = NULL; | |
230 | tp_locvar->cmd_len = 0; | |
231 | } | |
f62b389e MD |
232 | ), |
233 | ||
f127e61e MD |
234 | TP_FIELDS( |
235 | ctf_integer(dev_t, dev, | |
236 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
237 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
238 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
239 | ctf_integer(int, errors, rq->errors) | |
240 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 241 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
242 | ctf_sequence_hex(unsigned char, cmd, |
243 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
244 | ), |
245 | ||
246 | TP_code_post() | |
f62b389e | 247 | ) |
2d042821 | 248 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f62b389e | 249 | |
2d042821 | 250 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(4,12,0)) |
f62b389e MD |
251 | /** |
252 | * block_rq_abort - abort block operation request | |
253 | * @q: queue containing the block operation request | |
254 | * @rq: block IO operation request | |
255 | * | |
256 | * Called immediately after pending block IO operation request @rq in | |
257 | * queue @q is aborted. The fields in the operation request @rq | |
258 | * can be examined to determine which device and sectors the pending | |
259 | * operation would access. | |
260 | */ | |
3bc29f0a | 261 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_abort, |
f62b389e MD |
262 | |
263 | TP_PROTO(struct request_queue *q, struct request *rq), | |
264 | ||
265 | TP_ARGS(q, rq) | |
266 | ) | |
d2457078 | 267 | #endif |
f62b389e | 268 | |
2d042821 | 269 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
173f7d83 MJ |
270 | /** |
271 | * block_rq_requeue - place block IO request back on a queue | |
272 | * @rq: block IO operation request | |
273 | * | |
274 | * The block operation request @rq is being placed back into queue | |
275 | * @q. For some reason the request was not completed and needs to be | |
276 | * put back in the queue. | |
277 | */ | |
278 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, | |
279 | ||
280 | TP_PROTO(struct request *rq), | |
281 | ||
282 | TP_ARGS(rq), | |
283 | ||
284 | TP_FIELDS( | |
285 | ctf_integer(dev_t, dev, | |
286 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
287 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
288 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
289 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
290 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
291 | ) | |
292 | ) | |
2d042821 | 293 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
f62b389e MD |
294 | /** |
295 | * block_rq_requeue - place block IO request back on a queue | |
296 | * @q: queue holding operation | |
297 | * @rq: block IO operation request | |
298 | * | |
299 | * The block operation request @rq is being placed back into queue | |
300 | * @q. For some reason the request was not completed and needs to be | |
301 | * put back in the queue. | |
302 | */ | |
d2457078 MJ |
303 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, |
304 | ||
305 | TP_PROTO(struct request_queue *q, struct request *rq), | |
306 | ||
307 | TP_ARGS(q, rq), | |
308 | ||
309 | TP_FIELDS( | |
310 | ctf_integer(dev_t, dev, | |
311 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
312 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
313 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
314 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
315 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
316 | ) | |
317 | ) | |
318 | #else | |
3bc29f0a | 319 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue, |
f62b389e MD |
320 | |
321 | TP_PROTO(struct request_queue *q, struct request *rq), | |
322 | ||
323 | TP_ARGS(q, rq) | |
324 | ) | |
d2457078 | 325 | #endif |
f62b389e | 326 | |
1c53e689 MD |
327 | /** |
328 | * block_rq_complete - block IO operation completed by device driver | |
329 | * @q: queue containing the block operation request | |
330 | * @rq: block operations request | |
331 | * @nr_bytes: number of completed bytes | |
332 | * | |
333 | * The block_rq_complete tracepoint event indicates that some portion | |
334 | * of operation request has been completed by the device driver. If | |
335 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
336 | * do for the request. If @rq->bio is non-NULL then there is | |
337 | * additional work required to complete the request. | |
338 | */ | |
2d042821 | 339 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
d2457078 MJ |
340 | LTTNG_TRACEPOINT_EVENT(block_rq_complete, |
341 | ||
342 | TP_PROTO(struct request *rq, int error, unsigned int nr_bytes), | |
343 | ||
344 | TP_ARGS(rq, error, nr_bytes), | |
345 | ||
346 | TP_FIELDS( | |
347 | ctf_integer(dev_t, dev, | |
348 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
349 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
350 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
351 | ctf_integer(int, error, error) | |
352 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
353 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
354 | ) | |
355 | ) | |
2d042821 | 356 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f FD |
357 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
358 | ||
359 | TP_PROTO(struct request_queue *q, struct request *rq, | |
360 | unsigned int nr_bytes), | |
361 | ||
362 | TP_ARGS(q, rq, nr_bytes), | |
363 | ||
364 | TP_locvar( | |
365 | unsigned char *cmd; | |
366 | size_t cmd_len; | |
367 | ), | |
368 | ||
369 | TP_code_pre( | |
370 | if (blk_rq_is_scsi(rq)) { | |
371 | struct scsi_request *scsi_rq = scsi_req(rq); | |
372 | tp_locvar->cmd = scsi_rq->cmd; | |
373 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
374 | } else { | |
375 | tp_locvar->cmd = NULL; | |
376 | tp_locvar->cmd_len = 0; | |
377 | } | |
378 | ), | |
379 | ||
380 | TP_FIELDS( | |
381 | ctf_integer(dev_t, dev, | |
382 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
383 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
384 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
385 | ctf_integer(int, errors, rq->errors) | |
386 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
387 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
388 | ctf_sequence_hex(unsigned char, cmd, | |
389 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
390 | ), | |
391 | ||
392 | TP_code_post() | |
393 | ) | |
2d042821 | 394 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,5) \ |
8a9f549f FD |
395 | || LTTNG_KERNEL_RANGE(3,12,21, 3,13,0) \ |
396 | || LTTNG_KERNEL_RANGE(3,10,41, 3,11,0) \ | |
397 | || LTTNG_KERNEL_RANGE(3,4,91, 3,5,0) \ | |
398 | || LTTNG_KERNEL_RANGE(3,2,58, 3,3,0) \ | |
399 | || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,28, 3,14,0,0) \ | |
400 | || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0)) | |
401 | ||
f127e61e | 402 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
1c53e689 MD |
403 | |
404 | TP_PROTO(struct request_queue *q, struct request *rq, | |
405 | unsigned int nr_bytes), | |
406 | ||
407 | TP_ARGS(q, rq, nr_bytes), | |
408 | ||
f127e61e MD |
409 | TP_locvar( |
410 | unsigned char *cmd; | |
411 | size_t cmd_len; | |
1c53e689 MD |
412 | ), |
413 | ||
265822ae | 414 | TP_code_pre( |
f127e61e MD |
415 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
416 | tp_locvar->cmd = rq->cmd; | |
417 | tp_locvar->cmd_len = rq->cmd_len; | |
418 | } else { | |
419 | tp_locvar->cmd = NULL; | |
420 | tp_locvar->cmd_len = 0; | |
421 | } | |
1c53e689 MD |
422 | ), |
423 | ||
f127e61e MD |
424 | TP_FIELDS( |
425 | ctf_integer(dev_t, dev, | |
426 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
427 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
428 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
429 | ctf_integer(int, errors, rq->errors) | |
430 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 431 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) |
f127e61e MD |
432 | ctf_sequence_hex(unsigned char, cmd, |
433 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
434 | ), |
435 | ||
436 | TP_code_post() | |
1c53e689 MD |
437 | ) |
438 | ||
2d042821 | 439 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ |
1c53e689 | 440 | |
f62b389e MD |
441 | /** |
442 | * block_rq_complete - block IO operation completed by device driver | |
443 | * @q: queue containing the block operation request | |
444 | * @rq: block operations request | |
445 | * | |
446 | * The block_rq_complete tracepoint event indicates that some portion | |
447 | * of operation request has been completed by the device driver. If | |
448 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
449 | * do for the request. If @rq->bio is non-NULL then there is | |
450 | * additional work required to complete the request. | |
451 | */ | |
3bc29f0a | 452 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete, |
f62b389e MD |
453 | |
454 | TP_PROTO(struct request_queue *q, struct request *rq), | |
455 | ||
456 | TP_ARGS(q, rq) | |
457 | ) | |
458 | ||
2d042821 | 459 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ |
1c53e689 | 460 | |
2d042821 | 461 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
173f7d83 MJ |
462 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, |
463 | ||
464 | TP_PROTO(struct request *rq), | |
465 | ||
466 | TP_ARGS(rq), | |
467 | ||
468 | TP_FIELDS( | |
469 | ctf_integer(dev_t, dev, | |
470 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
471 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
472 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
473 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
474 | ctf_integer(pid_t, tid, current->pid) | |
475 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
476 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
477 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
478 | ) | |
479 | ) | |
2d042821 | 480 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
d2457078 MJ |
481 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, |
482 | ||
483 | TP_PROTO(struct request_queue *q, struct request *rq), | |
484 | ||
485 | TP_ARGS(q, rq), | |
486 | ||
487 | TP_FIELDS( | |
488 | ctf_integer(dev_t, dev, | |
489 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
490 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
491 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
492 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
493 | ctf_integer(pid_t, tid, current->pid) | |
494 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
495 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
496 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
497 | ) | |
498 | ) | |
2d042821 | 499 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f FD |
500 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
501 | ||
502 | TP_PROTO(struct request_queue *q, struct request *rq), | |
503 | ||
504 | TP_ARGS(q, rq), | |
505 | ||
506 | TP_locvar( | |
507 | sector_t sector; | |
508 | unsigned int nr_sector; | |
509 | unsigned int bytes; | |
510 | unsigned char *cmd; | |
511 | size_t cmd_len; | |
512 | ), | |
513 | ||
514 | TP_code_pre( | |
515 | if (blk_rq_is_scsi(rq)) { | |
516 | struct scsi_request *scsi_rq = scsi_req(rq); | |
517 | tp_locvar->sector = 0; | |
518 | tp_locvar->nr_sector = 0; | |
519 | tp_locvar->bytes = scsi_rq->resid_len; | |
520 | tp_locvar->cmd = scsi_rq->cmd; | |
521 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
522 | } else { | |
523 | tp_locvar->sector = blk_rq_pos(rq); | |
524 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
525 | tp_locvar->bytes = 0; | |
526 | tp_locvar->cmd = NULL; | |
527 | tp_locvar->cmd_len = 0; | |
528 | } | |
529 | ), | |
530 | ||
531 | TP_FIELDS( | |
532 | ctf_integer(dev_t, dev, | |
533 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
534 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
535 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
536 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
537 | ctf_integer(pid_t, tid, current->pid) | |
538 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
539 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
540 | ctf_sequence_hex(unsigned char, cmd, | |
541 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
542 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
543 | ), | |
544 | ||
545 | TP_code_post() | |
546 | ) | |
2d042821 | 547 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f127e61e | 548 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
f62b389e MD |
549 | |
550 | TP_PROTO(struct request_queue *q, struct request *rq), | |
551 | ||
552 | TP_ARGS(q, rq), | |
553 | ||
f127e61e MD |
554 | TP_locvar( |
555 | sector_t sector; | |
556 | unsigned int nr_sector; | |
557 | unsigned int bytes; | |
558 | unsigned char *cmd; | |
559 | size_t cmd_len; | |
f62b389e MD |
560 | ), |
561 | ||
265822ae | 562 | TP_code_pre( |
f127e61e MD |
563 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
564 | tp_locvar->sector = 0; | |
565 | tp_locvar->nr_sector = 0; | |
566 | tp_locvar->bytes = blk_rq_bytes(rq); | |
567 | tp_locvar->cmd = rq->cmd; | |
568 | tp_locvar->cmd_len = rq->cmd_len; | |
569 | } else { | |
570 | tp_locvar->sector = blk_rq_pos(rq); | |
571 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
572 | tp_locvar->bytes = 0; | |
573 | tp_locvar->cmd = NULL; | |
574 | tp_locvar->cmd_len = 0; | |
575 | } | |
f62b389e MD |
576 | ), |
577 | ||
f127e61e MD |
578 | TP_FIELDS( |
579 | ctf_integer(dev_t, dev, | |
580 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
581 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
582 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
583 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
584 | ctf_integer(pid_t, tid, current->pid) | |
585 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 586 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
587 | ctf_sequence_hex(unsigned char, cmd, |
588 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
589 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
265822ae MD |
590 | ), |
591 | ||
592 | TP_code_post() | |
f62b389e | 593 | ) |
2d042821 | 594 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f62b389e | 595 | |
2d042821 | 596 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
173f7d83 MJ |
597 | /** |
598 | * block_rq_insert - insert block operation request into queue | |
599 | * @rq: block IO operation request | |
600 | * | |
601 | * Called immediately before block operation request @rq is inserted | |
602 | * into queue @q. The fields in the operation request @rq struct can | |
603 | * be examined to determine which device and sectors the pending | |
604 | * operation would access. | |
605 | */ | |
606 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, | |
607 | ||
608 | TP_PROTO(struct request *rq), | |
609 | ||
610 | TP_ARGS(rq) | |
611 | ) | |
612 | #else | |
f62b389e MD |
613 | /** |
614 | * block_rq_insert - insert block operation request into queue | |
615 | * @q: target queue | |
616 | * @rq: block IO operation request | |
617 | * | |
618 | * Called immediately before block operation request @rq is inserted | |
619 | * into queue @q. The fields in the operation request @rq struct can | |
620 | * be examined to determine which device and sectors the pending | |
621 | * operation would access. | |
622 | */ | |
3bc29f0a | 623 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, |
f62b389e MD |
624 | |
625 | TP_PROTO(struct request_queue *q, struct request *rq), | |
626 | ||
627 | TP_ARGS(q, rq) | |
628 | ) | |
173f7d83 MJ |
629 | #endif |
630 | ||
2d042821 | 631 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
173f7d83 MJ |
632 | /** |
633 | * block_rq_issue - issue pending block IO request operation to device driver | |
634 | * @rq: block IO operation operation request | |
635 | * | |
636 | * Called when block operation request @rq from queue @q is sent to a | |
637 | * device driver for processing. | |
638 | */ | |
639 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, | |
f62b389e | 640 | |
173f7d83 MJ |
641 | TP_PROTO(struct request *rq), |
642 | ||
643 | TP_ARGS(rq) | |
644 | ) | |
645 | #else | |
f62b389e MD |
646 | /** |
647 | * block_rq_issue - issue pending block IO request operation to device driver | |
648 | * @q: queue holding operation | |
649 | * @rq: block IO operation operation request | |
650 | * | |
651 | * Called when block operation request @rq from queue @q is sent to a | |
652 | * device driver for processing. | |
653 | */ | |
3bc29f0a | 654 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, |
f62b389e MD |
655 | |
656 | TP_PROTO(struct request_queue *q, struct request *rq), | |
657 | ||
658 | TP_ARGS(q, rq) | |
659 | ) | |
173f7d83 MJ |
660 | #endif |
661 | ||
2d042821 | 662 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
173f7d83 MJ |
663 | /** |
664 | * block_rq_merge - merge request with another one in the elevator | |
665 | * @rq: block IO operation operation request | |
666 | * | |
667 | * Called when block operation request @rq from queue @q is merged to another | |
668 | * request queued in the elevator. | |
669 | */ | |
670 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
671 | ||
672 | TP_PROTO(struct request *rq), | |
673 | ||
674 | TP_ARGS(rq) | |
675 | ) | |
2d042821 | 676 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0)) |
173f7d83 MJ |
677 | /** |
678 | * block_rq_merge - merge request with another one in the elevator | |
679 | * @q: queue holding operation | |
680 | * @rq: block IO operation operation request | |
681 | * | |
682 | * Called when block operation request @rq from queue @q is merged to another | |
683 | * request queued in the elevator. | |
684 | */ | |
685 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
686 | ||
687 | TP_PROTO(struct request_queue *q, struct request *rq), | |
688 | ||
689 | TP_ARGS(q, rq) | |
690 | ) | |
691 | #endif | |
f62b389e | 692 | |
2d042821 | 693 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,8,0)) |
fd3d2e78 MJ |
694 | /** |
695 | * block_bio_complete - completed all work on the block operation | |
696 | * @q: queue holding the block operation | |
697 | * @bio: block operation completed | |
698 | * @error: io error value | |
699 | * | |
700 | * This tracepoint indicates there is no further work to do on this | |
701 | * block IO operation @bio. | |
702 | */ | |
703 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
704 | ||
705 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
706 | ||
707 | TP_ARGS(q, bio), | |
708 | ||
709 | TP_FIELDS( | |
710 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
711 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
712 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
713 | ctf_integer(int, error, blk_status_to_errno(bio->bi_status)) | |
714 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
715 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
716 | bio->bi_iter.bi_size) | |
717 | ) | |
718 | ) | |
2d042821 | 719 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
720 | /** |
721 | * block_bio_complete - completed all work on the block operation | |
722 | * @q: queue holding the block operation | |
723 | * @bio: block operation completed | |
724 | * @error: io error value | |
725 | * | |
726 | * This tracepoint indicates there is no further work to do on this | |
727 | * block IO operation @bio. | |
728 | */ | |
3bc29f0a | 729 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, |
f62b389e MD |
730 | |
731 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
732 | ||
733 | TP_ARGS(q, bio, error), | |
734 | ||
f127e61e | 735 | TP_FIELDS( |
7feabe53 | 736 | ctf_integer(dev_t, dev, bio_dev(bio)) |
fd3d2e78 MJ |
737 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
738 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
739 | ctf_integer(int, error, error) | |
740 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
741 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
742 | bio->bi_iter.bi_size) | |
743 | ) | |
744 | ) | |
2d042821 | 745 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
fd3d2e78 MJ |
746 | /** |
747 | * block_bio_complete - completed all work on the block operation | |
748 | * @q: queue holding the block operation | |
749 | * @bio: block operation completed | |
750 | * @error: io error value | |
751 | * | |
752 | * This tracepoint indicates there is no further work to do on this | |
753 | * block IO operation @bio. | |
754 | */ | |
755 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
756 | ||
757 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
758 | ||
759 | TP_ARGS(q, bio, error), | |
760 | ||
761 | TP_FIELDS( | |
959fe42a | 762 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
763 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
764 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
765 | ctf_integer(int, error, error) | |
766 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
767 | lttng_bio_op(bio), lttng_bio_rw(bio), |
768 | bio->bi_iter.bi_size) | |
fd3d2e78 MJ |
769 | ) |
770 | ) | |
771 | #else | |
772 | /** | |
773 | * block_bio_complete - completed all work on the block operation | |
774 | * @q: queue holding the block operation | |
775 | * @bio: block operation completed | |
776 | * @error: io error value | |
777 | * | |
778 | * This tracepoint indicates there is no further work to do on this | |
779 | * block IO operation @bio. | |
780 | */ | |
781 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
782 | ||
783 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
784 | ||
785 | TP_ARGS(q, bio, error), | |
786 | ||
787 | TP_FIELDS( | |
788 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
789 | ctf_integer(sector_t, sector, bio->bi_sector) |
790 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
f127e61e | 791 | ctf_integer(int, error, error) |
f127e61e | 792 | blk_rwbs_ctf_integer(unsigned int, rwbs, |
e6d2cc09 | 793 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e | 794 | ) |
f62b389e | 795 | ) |
fd3d2e78 | 796 | #endif |
f62b389e | 797 | |
2d042821 | 798 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
799 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
800 | ||
801 | TP_PROTO(struct bio *bio), | |
802 | ||
803 | TP_ARGS(bio), | |
804 | ||
805 | TP_FIELDS( | |
806 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
807 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
808 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
809 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
810 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
811 | bio->bi_iter.bi_size) | |
812 | ctf_integer(pid_t, tid, current->pid) | |
813 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
814 | ) | |
815 | ) | |
2d042821 | 816 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
3bc29f0a | 817 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
217f66c6 MD |
818 | |
819 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
820 | ||
821 | TP_ARGS(q, rq, bio), | |
822 | ||
f127e61e | 823 | TP_FIELDS( |
7feabe53 | 824 | ctf_integer(dev_t, dev, bio_dev(bio)) |
2022c563 MJ |
825 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
826 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
827 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
828 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
829 | bio->bi_iter.bi_size) | |
830 | ctf_integer(pid_t, tid, current->pid) | |
831 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
832 | ) | |
833 | ) | |
2d042821 | 834 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
2022c563 MJ |
835 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
836 | ||
837 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
838 | ||
839 | TP_ARGS(q, rq, bio), | |
840 | ||
841 | TP_FIELDS( | |
959fe42a | 842 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
843 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
844 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
845 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
846 | lttng_bio_op(bio), lttng_bio_rw(bio), |
847 | bio->bi_iter.bi_size) | |
2022c563 MJ |
848 | ctf_integer(pid_t, tid, current->pid) |
849 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
850 | ) | |
851 | ) | |
2d042821 | 852 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
2022c563 MJ |
853 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
854 | ||
855 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
856 | ||
857 | TP_ARGS(q, rq, bio), | |
858 | ||
859 | TP_FIELDS( | |
860 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
861 | ctf_integer(sector_t, sector, bio->bi_sector) |
862 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
863 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 864 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
865 | ctf_integer(pid_t, tid, current->pid) |
866 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
867 | ) | |
217f66c6 | 868 | ) |
2022c563 MJ |
869 | #endif |
870 | ||
871 | ||
872 | ||
2d042821 | 873 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
874 | /** |
875 | * block_bio_bounce - used bounce buffer when processing block operation | |
876 | * @bio: block operation | |
877 | * | |
878 | * A bounce buffer was used to handle the block operation @bio in @q. | |
879 | * This occurs when hardware limitations prevent a direct transfer of | |
880 | * data between the @bio data memory area and the IO device. Use of a | |
881 | * bounce buffer requires extra copying of data and decreases | |
882 | * performance. | |
883 | */ | |
884 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_bounce, | |
885 | ||
886 | TP_PROTO(struct bio *bio), | |
887 | ||
888 | TP_ARGS(bio) | |
889 | ) | |
2d042821 | 890 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
2022c563 MJ |
891 | /** |
892 | * block_bio_bounce - used bounce buffer when processing block operation | |
893 | * @q: queue holding the block operation | |
894 | * @bio: block operation | |
895 | * | |
896 | * A bounce buffer was used to handle the block operation @bio in @q. | |
897 | * This occurs when hardware limitations prevent a direct transfer of | |
898 | * data between the @bio data memory area and the IO device. Use of a | |
899 | * bounce buffer requires extra copying of data and decreases | |
900 | * performance. | |
901 | */ | |
902 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
903 | ||
904 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
905 | ||
906 | TP_ARGS(q, bio), | |
907 | ||
908 | TP_FIELDS( | |
909 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
910 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
911 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
912 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
913 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
914 | bio->bi_iter.bi_size) | |
915 | ctf_integer(pid_t, tid, current->pid) | |
916 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
917 | ) | |
918 | ) | |
2d042821 | 919 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
2022c563 MJ |
920 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, |
921 | ||
922 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
923 | ||
924 | TP_ARGS(q, bio), | |
925 | ||
926 | TP_FIELDS( | |
927 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
928 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
929 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
930 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
931 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
932 | bio->bi_iter.bi_size) | |
933 | ctf_integer(pid_t, tid, current->pid) | |
934 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
935 | ) | |
936 | ) | |
937 | #else | |
938 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
939 | ||
940 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
217f66c6 | 941 | |
2022c563 MJ |
942 | TP_ARGS(q, bio), |
943 | ||
944 | TP_FIELDS( | |
945 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
946 | ctf_integer(sector_t, sector, bio->bi_sector) | |
947 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
948 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
949 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
950 | bio->bi_size) | |
951 | ctf_integer(pid_t, tid, current->pid) | |
952 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
953 | ) | |
954 | ) | |
955 | #endif | |
956 | ||
957 | ||
2d042821 | 958 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
959 | /** |
960 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
961 | * @bio: new block operation to merge | |
962 | * | |
963 | * Merging block request @bio to the end of an existing block request. | |
964 | */ | |
965 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, | |
966 | ||
967 | TP_PROTO(struct bio *bio), | |
968 | ||
969 | TP_ARGS(bio) | |
970 | ) | |
971 | ||
972 | /** | |
973 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
974 | * @bio: new block operation to merge | |
975 | * | |
976 | * Merging block IO operation @bio to the beginning of an existing block request. | |
977 | */ | |
978 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, | |
979 | ||
980 | TP_PROTO(struct bio *bio), | |
981 | ||
982 | TP_ARGS(bio) | |
983 | ) | |
984 | ||
985 | /** | |
986 | * block_bio_queue - putting new block IO operation in queue | |
987 | * @bio: new block operation | |
988 | * | |
989 | * About to place the block IO operation @bio into queue @q. | |
990 | */ | |
991 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, | |
992 | ||
993 | TP_PROTO(struct bio *bio), | |
994 | ||
995 | TP_ARGS(bio) | |
996 | ) | |
2d042821 | 997 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
217f66c6 MD |
998 | /** |
999 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1000 | * @q: queue holding operation | |
2022c563 | 1001 | * @rq: request bio is being merged into |
217f66c6 MD |
1002 | * @bio: new block operation to merge |
1003 | * | |
1004 | * Merging block request @bio to the end of an existing block request | |
1005 | * in queue @q. | |
1006 | */ | |
3bc29f0a | 1007 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_backmerge, |
217f66c6 MD |
1008 | |
1009 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1010 | ||
1011 | TP_ARGS(q, rq, bio) | |
1012 | ) | |
1013 | ||
1014 | /** | |
1015 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1016 | * @q: queue holding operation | |
2022c563 | 1017 | * @rq: request bio is being merged into |
217f66c6 MD |
1018 | * @bio: new block operation to merge |
1019 | * | |
1020 | * Merging block IO operation @bio to the beginning of an existing block | |
1021 | * operation in queue @q. | |
1022 | */ | |
3bc29f0a | 1023 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_frontmerge, |
217f66c6 MD |
1024 | |
1025 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1026 | ||
1027 | TP_ARGS(q, rq, bio) | |
1028 | ) | |
1029 | ||
1030 | /** | |
1031 | * block_bio_queue - putting new block IO operation in queue | |
1032 | * @q: queue holding operation | |
1033 | * @bio: new block operation | |
1034 | * | |
1035 | * About to place the block IO operation @bio into queue @q. | |
1036 | */ | |
3bc29f0a | 1037 | LTTNG_TRACEPOINT_EVENT(block_bio_queue, |
217f66c6 MD |
1038 | |
1039 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1040 | ||
1041 | TP_ARGS(q, bio), | |
1042 | ||
f127e61e | 1043 | TP_FIELDS( |
2d042821 | 1044 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
7feabe53 MD |
1045 | ctf_integer(dev_t, dev, bio_dev(bio)) |
1046 | #else | |
959fe42a | 1047 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
7feabe53 | 1048 | #endif |
2d042821 | 1049 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1050 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1051 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1052 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1053 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1054 | bio->bi_iter.bi_size) | |
2d042821 | 1055 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1056 | ctf_integer(sector_t, sector, bio->bi_sector) |
1057 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1058 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1059 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
2d042821 | 1060 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1061 | ctf_integer(pid_t, tid, current->pid) |
1062 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1063 | ) | |
217f66c6 | 1064 | ) |
2d042821 | 1065 | #else /* if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
3bc29f0a | 1066 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
f62b389e MD |
1067 | |
1068 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1069 | ||
1070 | TP_ARGS(q, bio), | |
1071 | ||
f127e61e | 1072 | TP_FIELDS( |
959fe42a | 1073 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) |
f127e61e MD |
1074 | ctf_integer(sector_t, sector, bio->bi_sector) |
1075 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1076 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1077 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1078 | ctf_integer(pid_t, tid, current->pid) |
1079 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1080 | ) | |
f62b389e MD |
1081 | ) |
1082 | ||
1083 | /** | |
1084 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1085 | * @q: queue holding operation | |
1086 | * @bio: new block operation to merge | |
1087 | * | |
1088 | * Merging block request @bio to the end of an existing block request | |
1089 | * in queue @q. | |
1090 | */ | |
3bc29f0a | 1091 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, |
f62b389e MD |
1092 | |
1093 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1094 | ||
1095 | TP_ARGS(q, bio) | |
1096 | ) | |
1097 | ||
1098 | /** | |
1099 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1100 | * @q: queue holding operation | |
1101 | * @bio: new block operation to merge | |
1102 | * | |
1103 | * Merging block IO operation @bio to the beginning of an existing block | |
1104 | * operation in queue @q. | |
1105 | */ | |
3bc29f0a | 1106 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, |
f62b389e MD |
1107 | |
1108 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1109 | ||
1110 | TP_ARGS(q, bio) | |
1111 | ) | |
1112 | ||
1113 | /** | |
1114 | * block_bio_queue - putting new block IO operation in queue | |
1115 | * @q: queue holding operation | |
1116 | * @bio: new block operation | |
1117 | * | |
1118 | * About to place the block IO operation @bio into queue @q. | |
1119 | */ | |
3bc29f0a | 1120 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, |
f62b389e MD |
1121 | |
1122 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1123 | ||
1124 | TP_ARGS(q, bio) | |
1125 | ) | |
2d042821 | 1126 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
f62b389e | 1127 | |
2d042821 | 1128 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
1129 | /** |
1130 | * block_getrq - get a free request entry in queue for block IO operations | |
1131 | * @bio: pending block IO operation (can be %NULL) | |
1132 | * | |
1133 | * A request struct has been allocated to handle the block IO operation @bio. | |
1134 | */ | |
1135 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_getrq, | |
1136 | ||
1137 | TP_PROTO(struct bio *bio), | |
1138 | ||
1139 | TP_ARGS(bio) | |
1140 | ) | |
1141 | #else | |
3bc29f0a | 1142 | LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, |
f62b389e MD |
1143 | |
1144 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1145 | ||
1146 | TP_ARGS(q, bio, rw), | |
1147 | ||
f127e61e | 1148 | TP_FIELDS( |
2d042821 | 1149 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
6417cda6 | 1150 | ctf_integer(dev_t, dev, bio ? bio_dev(bio) : 0) |
7feabe53 | 1151 | #else |
959fe42a | 1152 | ctf_integer(dev_t, dev, bio ? bio->bi_bdev->bd_dev : 0) |
7feabe53 | 1153 | #endif |
2d042821 | 1154 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1155 | ctf_integer(sector_t, sector, bio ? bio->bi_iter.bi_sector : 0) |
1156 | ctf_integer(unsigned int, nr_sector, | |
1157 | bio ? bio_sectors(bio) : 0) | |
1158 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1159 | bio ? lttng_bio_op(bio) : 0, |
1160 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1161 | bio ? bio->bi_iter.bi_size : 0) |
2d042821 | 1162 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1163 | ctf_integer(sector_t, sector, bio ? bio->bi_sector : 0) |
1164 | ctf_integer(unsigned int, nr_sector, | |
1165 | bio ? bio->bi_size >> 9 : 0) | |
1166 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1167 | bio ? lttng_bio_op(bio) : 0, |
1168 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1169 | bio ? bio->bi_size : 0) |
2d042821 | 1170 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1171 | ctf_integer(pid_t, tid, current->pid) |
1172 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1173 | ) | |
f62b389e MD |
1174 | ) |
1175 | ||
1176 | /** | |
1177 | * block_getrq - get a free request entry in queue for block IO operations | |
1178 | * @q: queue for operations | |
6417cda6 | 1179 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1180 | * @rw: low bit indicates a read (%0) or a write (%1) |
1181 | * | |
1182 | * A request struct for queue @q has been allocated to handle the | |
1183 | * block IO operation @bio. | |
1184 | */ | |
3bc29f0a | 1185 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_getrq, |
f62b389e MD |
1186 | |
1187 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1188 | ||
1189 | TP_ARGS(q, bio, rw) | |
1190 | ) | |
1191 | ||
1192 | /** | |
1193 | * block_sleeprq - waiting to get a free request entry in queue for block IO operation | |
1194 | * @q: queue for operation | |
6417cda6 | 1195 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1196 | * @rw: low bit indicates a read (%0) or a write (%1) |
1197 | * | |
1198 | * In the case where a request struct cannot be provided for queue @q | |
1199 | * the process needs to wait for an request struct to become | |
1200 | * available. This tracepoint event is generated each time the | |
1201 | * process goes to sleep waiting for request struct become available. | |
1202 | */ | |
3bc29f0a | 1203 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_sleeprq, |
f62b389e MD |
1204 | |
1205 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1206 | ||
1207 | TP_ARGS(q, bio, rw) | |
1208 | ) | |
2022c563 | 1209 | #endif |
f62b389e MD |
1210 | |
1211 | /** | |
1212 | * block_plug - keep operations requests in request queue | |
1213 | * @q: request queue to plug | |
1214 | * | |
1215 | * Plug the request queue @q. Do not allow block operation requests | |
1216 | * to be sent to the device driver. Instead, accumulate requests in | |
1217 | * the queue to improve throughput performance of the block device. | |
1218 | */ | |
3bc29f0a | 1219 | LTTNG_TRACEPOINT_EVENT(block_plug, |
f62b389e MD |
1220 | |
1221 | TP_PROTO(struct request_queue *q), | |
1222 | ||
1223 | TP_ARGS(q), | |
1224 | ||
f127e61e MD |
1225 | TP_FIELDS( |
1226 | ctf_integer(pid_t, tid, current->pid) | |
1227 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1228 | ) | |
f62b389e MD |
1229 | ) |
1230 | ||
3bc29f0a | 1231 | LTTNG_TRACEPOINT_EVENT_CLASS(block_unplug, |
f62b389e MD |
1232 | |
1233 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), | |
1234 | ||
1235 | TP_ARGS(q, depth, explicit), | |
1236 | ||
f127e61e | 1237 | TP_FIELDS( |
f127e61e | 1238 | ctf_integer(int, nr_rq, depth) |
f127e61e MD |
1239 | ctf_integer(pid_t, tid, current->pid) |
1240 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1241 | ) | |
f62b389e MD |
1242 | ) |
1243 | ||
1244 | /** | |
1245 | * block_unplug - release of operations requests in request queue | |
1246 | * @q: request queue to unplug | |
1247 | * @depth: number of requests just added to the queue | |
1248 | * @explicit: whether this was an explicit unplug, or one from schedule() | |
1249 | * | |
1250 | * Unplug request queue @q because device driver is scheduled to work | |
1251 | * on elements in the request queue. | |
1252 | */ | |
3bc29f0a | 1253 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug, |
f62b389e MD |
1254 | |
1255 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), | |
1256 | ||
1257 | TP_ARGS(q, depth, explicit) | |
1258 | ) | |
1259 | ||
2d042821 | 1260 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
d3d6eee9 MJ |
1261 | /** |
1262 | * block_split - split a single bio struct into two bio structs | |
1263 | * @bio: block operation being split | |
1264 | * @new_sector: The starting sector for the new bio | |
1265 | * | |
1266 | * The bio request @bio needs to be split into two bio requests. The newly | |
1267 | * created @bio request starts at @new_sector. This split may be required due to | |
1268 | * hardware limitations such as operation crossing device boundaries in a RAID | |
1269 | * system. | |
1270 | */ | |
1271 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1272 | ||
1273 | TP_PROTO(struct bio *bio, unsigned int new_sector), | |
1274 | ||
1275 | TP_ARGS(bio, new_sector), | |
1276 | ||
1277 | TP_FIELDS( | |
1278 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1279 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1280 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1281 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1282 | bio->bi_iter.bi_size) | |
1283 | ctf_integer(sector_t, new_sector, new_sector) | |
1284 | ctf_integer(pid_t, tid, current->pid) | |
1285 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1286 | ) | |
1287 | ) | |
1288 | ||
2d042821 | 1289 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
1290 | /** |
1291 | * block_split - split a single bio struct into two bio structs | |
1292 | * @q: queue containing the bio | |
1293 | * @bio: block operation being split | |
1294 | * @new_sector: The starting sector for the new bio | |
1295 | * | |
1296 | * The bio request @bio in request queue @q needs to be split into two | |
1297 | * bio requests. The newly created @bio request starts at | |
1298 | * @new_sector. This split may be required due to hardware limitation | |
1299 | * such as operation crossing device boundaries in a RAID system. | |
1300 | */ | |
3bc29f0a | 1301 | LTTNG_TRACEPOINT_EVENT(block_split, |
f62b389e MD |
1302 | |
1303 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1304 | unsigned int new_sector), | |
1305 | ||
1306 | TP_ARGS(q, bio, new_sector), | |
1307 | ||
f127e61e | 1308 | TP_FIELDS( |
7feabe53 | 1309 | ctf_integer(dev_t, dev, bio_dev(bio)) |
d3d6eee9 MJ |
1310 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1311 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1312 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1313 | bio->bi_iter.bi_size) | |
1314 | ctf_integer(sector_t, new_sector, new_sector) | |
1315 | ctf_integer(pid_t, tid, current->pid) | |
1316 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1317 | ) | |
1318 | ) | |
2d042821 | 1319 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
d3d6eee9 MJ |
1320 | LTTNG_TRACEPOINT_EVENT(block_split, |
1321 | ||
1322 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1323 | unsigned int new_sector), | |
1324 | ||
1325 | TP_ARGS(q, bio, new_sector), | |
1326 | ||
1327 | TP_FIELDS( | |
959fe42a | 1328 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
1329 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1330 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1331 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1332 | bio->bi_iter.bi_size) | |
d3d6eee9 MJ |
1333 | ctf_integer(sector_t, new_sector, new_sector) |
1334 | ctf_integer(pid_t, tid, current->pid) | |
1335 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1336 | ) | |
1337 | ) | |
1338 | #else | |
1339 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1340 | ||
1341 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1342 | unsigned int new_sector), | |
1343 | ||
1344 | TP_ARGS(q, bio, new_sector), | |
1345 | ||
1346 | TP_FIELDS( | |
1347 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
1348 | ctf_integer(sector_t, sector, bio->bi_sector) |
1349 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1350 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1351 | ctf_integer(sector_t, new_sector, new_sector) |
1352 | ctf_integer(pid_t, tid, current->pid) | |
1353 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1354 | ) | |
f62b389e | 1355 | ) |
d3d6eee9 | 1356 | #endif |
f62b389e | 1357 | |
2d042821 | 1358 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
fb361f27 MJ |
1359 | /** |
1360 | * block_bio_remap - map request for a logical device to the raw device | |
1361 | * @bio: revised operation | |
1362 | * @dev: original device for the operation | |
1363 | * @from: original sector for the operation | |
1364 | * | |
1365 | * An operation for a logical device has been mapped to the | |
1366 | * raw block device. | |
1367 | */ | |
1368 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, | |
1369 | ||
1370 | TP_PROTO(struct bio *bio, dev_t dev, sector_t from), | |
1371 | ||
1372 | TP_ARGS(bio, dev, from), | |
1373 | ||
1374 | TP_FIELDS( | |
1375 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1376 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1377 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1378 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1379 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1380 | bio->bi_iter.bi_size) | |
1381 | ctf_integer(dev_t, old_dev, dev) | |
1382 | ctf_integer(sector_t, old_sector, from) | |
1383 | ) | |
1384 | ) | |
2d042821 | 1385 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
1386 | /** |
1387 | * block_bio_remap - map request for a logical device to the raw device | |
1388 | * @q: queue holding the operation | |
1389 | * @bio: revised operation | |
1390 | * @dev: device for the operation | |
1391 | * @from: original sector for the operation | |
1392 | * | |
1393 | * An operation for a logical device has been mapped to the | |
1394 | * raw block device. | |
1395 | */ | |
3bc29f0a | 1396 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
f62b389e MD |
1397 | |
1398 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1399 | sector_t from), | |
1400 | ||
1401 | TP_ARGS(q, bio, dev, from), | |
1402 | ||
f127e61e | 1403 | TP_FIELDS( |
7feabe53 | 1404 | ctf_integer(dev_t, dev, bio_dev(bio)) |
fb361f27 MJ |
1405 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1406 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1407 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1408 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1409 | bio->bi_iter.bi_size) | |
1410 | ctf_integer(dev_t, old_dev, dev) | |
1411 | ctf_integer(sector_t, old_sector, from) | |
1412 | ) | |
1413 | ) | |
2d042821 | 1414 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
fb361f27 MJ |
1415 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
1416 | ||
1417 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1418 | sector_t from), | |
1419 | ||
1420 | TP_ARGS(q, bio, dev, from), | |
1421 | ||
1422 | TP_FIELDS( | |
959fe42a | 1423 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
1424 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1425 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1426 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1427 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1428 | bio->bi_iter.bi_size) | |
fb361f27 MJ |
1429 | ctf_integer(dev_t, old_dev, dev) |
1430 | ctf_integer(sector_t, old_sector, from) | |
1431 | ) | |
1432 | ) | |
1433 | #else | |
1434 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, | |
1435 | ||
1436 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1437 | sector_t from), | |
1438 | ||
1439 | TP_ARGS(q, bio, dev, from), | |
1440 | ||
1441 | TP_FIELDS( | |
1442 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
1443 | ctf_integer(sector_t, sector, bio->bi_sector) |
1444 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1445 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1446 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1447 | ctf_integer(dev_t, old_dev, dev) |
1448 | ctf_integer(sector_t, old_sector, from) | |
1449 | ) | |
f62b389e | 1450 | ) |
fb361f27 | 1451 | #endif |
f62b389e | 1452 | |
2d042821 | 1453 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
173f7d83 MJ |
1454 | /** |
1455 | * block_rq_remap - map request for a block operation request | |
1456 | * @rq: block IO operation request | |
1457 | * @dev: device for the operation | |
1458 | * @from: original sector for the operation | |
1459 | * | |
1460 | * The block operation request @rq in @q has been remapped. The block | |
1461 | * operation request @rq holds the current information and @from hold | |
1462 | * the original sector. | |
1463 | */ | |
1464 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, | |
1465 | ||
1466 | TP_PROTO(struct request *rq, dev_t dev, sector_t from), | |
1467 | ||
1468 | TP_ARGS(rq, dev, from), | |
1469 | ||
1470 | TP_FIELDS( | |
1471 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
1472 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1473 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1474 | ctf_integer(dev_t, old_dev, dev) | |
1475 | ctf_integer(sector_t, old_sector, from) | |
1476 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1477 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
1478 | ) | |
1479 | ) | |
1480 | #else | |
f62b389e MD |
1481 | /** |
1482 | * block_rq_remap - map request for a block operation request | |
1483 | * @q: queue holding the operation | |
1484 | * @rq: block IO operation request | |
1485 | * @dev: device for the operation | |
1486 | * @from: original sector for the operation | |
1487 | * | |
1488 | * The block operation request @rq in @q has been remapped. The block | |
1489 | * operation request @rq holds the current information and @from hold | |
1490 | * the original sector. | |
1491 | */ | |
3bc29f0a | 1492 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, |
f62b389e MD |
1493 | |
1494 | TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, | |
1495 | sector_t from), | |
1496 | ||
1497 | TP_ARGS(q, rq, dev, from), | |
1498 | ||
f127e61e MD |
1499 | TP_FIELDS( |
1500 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
1501 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1502 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1503 | ctf_integer(dev_t, old_dev, dev) | |
1504 | ctf_integer(sector_t, old_sector, from) | |
1505 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1506 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e | 1507 | ) |
f62b389e | 1508 | ) |
173f7d83 | 1509 | #endif |
f62b389e MD |
1510 | |
1511 | #undef __print_rwbs_flags | |
1512 | #undef blk_fill_rwbs | |
1513 | ||
3bc29f0a | 1514 | #endif /* LTTNG_TRACE_BLOCK_H */ |
f62b389e MD |
1515 | |
1516 | /* This part must be outside protection */ | |
6ec43db8 | 1517 | #include <probes/define_trace.h> |