Commit | Line | Data |
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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> |
7c68b363 AG |
12 | #include <linux/version.h> |
13 | ||
8a9f549f FD |
14 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) |
15 | #include <scsi/scsi_request.h> | |
16 | #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ | |
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 | ||
d5e97fbf | 37 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0) || \ |
0badc02f MJ |
38 | LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \ |
39 | LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \ | |
40 | LTTNG_SLE_KERNEL_RANGE(4,4,92,6,0,0, 4,4,92,7,0,0) || \ | |
41 | LTTNG_SLE_KERNEL_RANGE(4,4,103,6,0,0, 4,4,103,7,0,0) || \ | |
42 | LTTNG_SLE_KERNEL_RANGE(4,4,114,94,0,0, 4,4,114,95,0,0) || \ | |
43 | LTTNG_SLE_KERNEL_RANGE(4,4,120,94,0,0, 4,4,120,95,0,0) || \ | |
44 | LTTNG_SLE_KERNEL_RANGE(4,4,126,94,0,0, 4,5,0,0,0,0)) | |
e6d2cc09 MD |
45 | |
46 | #define lttng_req_op(rq) req_op(rq) | |
47 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
48 | #define lttng_bio_op(bio) bio_op(bio) | |
49 | #define lttng_bio_rw(bio) ((bio)->bi_opf) | |
50 | ||
51 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
52 | ctf_integer(type, rwbs, \ | |
53 | (((op) == REQ_OP_WRITE || (op) == REQ_OP_WRITE_SAME) ? RWBS_FLAG_WRITE : \ | |
54 | ( (op) == REQ_OP_DISCARD ? RWBS_FLAG_DISCARD : \ | |
55 | ( (op) == REQ_OP_SECURE_ERASE ? (RWBS_FLAG_DISCARD | RWBS_FLAG_SECURE) : \ | |
56 | ( (op) == REQ_OP_FLUSH ? RWBS_FLAG_FLUSH : \ | |
57 | ( (op) == REQ_OP_READ ? RWBS_FLAG_READ : \ | |
58 | ( 0 )))))) \ | |
59 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
60 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
61 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
62 | | ((rw) & REQ_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \ | |
63 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
64 | ||
65 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) | |
7c68b363 | 66 | |
e6d2cc09 MD |
67 | #define lttng_req_op(rq) |
68 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
69 | #define lttng_bio_op(bio) | |
70 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
71 | ||
72 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 73 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
74 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
75 | ( (bytes) ? RWBS_FLAG_READ : \ | |
76 | ( 0 )))) \ | |
77 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
78 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
79 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
80 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0) \ | |
81 | | ((rw) & REQ_FLUSH ? RWBS_FLAG_FLUSH : 0) \ | |
82 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
83 | ||
84 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) | |
85 | ||
e6d2cc09 MD |
86 | #define lttng_req_op(rq) |
87 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
88 | #define lttng_bio_op(bio) | |
89 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
90 | ||
91 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 92 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
f62b389e MD |
93 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
94 | ( (bytes) ? RWBS_FLAG_READ : \ | |
95 | ( 0 )))) \ | |
96 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
97 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
98 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
99 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) | |
100 | ||
7c68b363 AG |
101 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)) |
102 | ||
e6d2cc09 MD |
103 | #define lttng_req_op(rq) |
104 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
105 | #define lttng_bio_op(bio) | |
106 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
107 | ||
108 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 109 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
110 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
111 | ( (bytes) ? RWBS_FLAG_READ : \ | |
112 | ( 0 )))) \ | |
113 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
114 | | ((rw) & REQ_HARDBARRIER ? RWBS_FLAG_BARRIER : 0) \ | |
115 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
116 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
117 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) | |
118 | ||
119 | #else | |
120 | ||
e6d2cc09 MD |
121 | #define lttng_req_op(rq) |
122 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
123 | #define lttng_bio_op(bio) | |
124 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
125 | ||
126 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 127 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
128 | ( (rw) & (1 << BIO_RW_DISCARD) ? RWBS_FLAG_DISCARD : \ |
129 | ( (bytes) ? RWBS_FLAG_READ : \ | |
130 | ( 0 )))) \ | |
131 | | ((rw) & (1 << BIO_RW_AHEAD) ? RWBS_FLAG_RAHEAD : 0) \ | |
132 | | ((rw) & (1 << BIO_RW_SYNCIO) ? RWBS_FLAG_SYNC : 0) \ | |
133 | | ((rw) & (1 << BIO_RW_META) ? RWBS_FLAG_META : 0) \ | |
134 | | ((rw) & (1 << BIO_RW_BARRIER) ? RWBS_FLAG_BARRIER : 0)) | |
135 | ||
136 | #endif | |
137 | ||
217f66c6 | 138 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) |
3bc29f0a | 139 | LTTNG_TRACEPOINT_EVENT_CLASS(block_buffer, |
217f66c6 MD |
140 | |
141 | TP_PROTO(struct buffer_head *bh), | |
142 | ||
143 | TP_ARGS(bh), | |
144 | ||
f127e61e MD |
145 | TP_FIELDS ( |
146 | ctf_integer(dev_t, dev, bh->b_bdev->bd_dev) | |
147 | ctf_integer(sector_t, sector, bh->b_blocknr) | |
148 | ctf_integer(size_t, size, bh->b_size) | |
217f66c6 MD |
149 | ) |
150 | ) | |
151 | ||
152 | /** | |
153 | * block_touch_buffer - mark a buffer accessed | |
154 | * @bh: buffer_head being touched | |
155 | * | |
156 | * Called from touch_buffer(). | |
157 | */ | |
3bc29f0a | 158 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_touch_buffer, |
217f66c6 MD |
159 | |
160 | TP_PROTO(struct buffer_head *bh), | |
161 | ||
162 | TP_ARGS(bh) | |
163 | ) | |
164 | ||
165 | /** | |
166 | * block_dirty_buffer - mark a buffer dirty | |
167 | * @bh: buffer_head being dirtied | |
168 | * | |
169 | * Called from mark_buffer_dirty(). | |
170 | */ | |
3bc29f0a | 171 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_dirty_buffer, |
217f66c6 MD |
172 | |
173 | TP_PROTO(struct buffer_head *bh), | |
174 | ||
175 | TP_ARGS(bh) | |
176 | ) | |
177 | #endif | |
178 | ||
d2457078 MJ |
179 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) |
180 | /* block_rq_with_error event class removed in kernel 4.12 */ | |
181 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) | |
f127e61e | 182 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, |
f62b389e MD |
183 | |
184 | TP_PROTO(struct request_queue *q, struct request *rq), | |
185 | ||
186 | TP_ARGS(q, rq), | |
187 | ||
f127e61e MD |
188 | TP_locvar( |
189 | sector_t sector; | |
190 | unsigned int nr_sector; | |
191 | unsigned char *cmd; | |
192 | size_t cmd_len; | |
f62b389e MD |
193 | ), |
194 | ||
265822ae | 195 | TP_code_pre( |
8a9f549f FD |
196 | if (blk_rq_is_scsi(rq)) { |
197 | struct scsi_request *scsi_rq = scsi_req(rq); | |
198 | tp_locvar->sector = 0; | |
199 | tp_locvar->nr_sector = 0; | |
200 | tp_locvar->cmd = scsi_rq->cmd; | |
201 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
202 | } else { | |
203 | tp_locvar->sector = blk_rq_pos(rq); | |
204 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
205 | tp_locvar->cmd = NULL; | |
206 | tp_locvar->cmd_len = 0; | |
207 | } | |
208 | ), | |
209 | ||
210 | TP_FIELDS( | |
211 | ctf_integer(dev_t, dev, | |
212 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
213 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
214 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
215 | ctf_integer(int, errors, rq->errors) | |
216 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
217 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
218 | ctf_sequence_hex(unsigned char, cmd, | |
219 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
220 | ), | |
221 | ||
222 | TP_code_post() | |
223 | ) | |
224 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ | |
225 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, | |
226 | ||
227 | TP_PROTO(struct request_queue *q, struct request *rq), | |
228 | ||
229 | TP_ARGS(q, rq), | |
230 | ||
231 | TP_locvar( | |
232 | sector_t sector; | |
233 | unsigned int nr_sector; | |
234 | unsigned char *cmd; | |
235 | size_t cmd_len; | |
236 | ), | |
237 | ||
238 | TP_code_pre( | |
239 | ||
f127e61e MD |
240 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
241 | tp_locvar->sector = 0; | |
242 | tp_locvar->nr_sector = 0; | |
243 | tp_locvar->cmd = rq->cmd; | |
244 | tp_locvar->cmd_len = rq->cmd_len; | |
245 | } else { | |
246 | tp_locvar->sector = blk_rq_pos(rq); | |
247 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
248 | tp_locvar->cmd = NULL; | |
249 | tp_locvar->cmd_len = 0; | |
250 | } | |
f62b389e MD |
251 | ), |
252 | ||
f127e61e MD |
253 | TP_FIELDS( |
254 | ctf_integer(dev_t, dev, | |
255 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
256 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
257 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
258 | ctf_integer(int, errors, rq->errors) | |
259 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 260 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
261 | ctf_sequence_hex(unsigned char, cmd, |
262 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
263 | ), |
264 | ||
265 | TP_code_post() | |
f62b389e | 266 | ) |
8a9f549f | 267 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ |
f62b389e | 268 | |
d2457078 | 269 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(4,12,0)) |
f62b389e MD |
270 | /** |
271 | * block_rq_abort - abort block operation request | |
272 | * @q: queue containing the block operation request | |
273 | * @rq: block IO operation request | |
274 | * | |
275 | * Called immediately after pending block IO operation request @rq in | |
276 | * queue @q is aborted. The fields in the operation request @rq | |
277 | * can be examined to determine which device and sectors the pending | |
278 | * operation would access. | |
279 | */ | |
3bc29f0a | 280 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_abort, |
f62b389e MD |
281 | |
282 | TP_PROTO(struct request_queue *q, struct request *rq), | |
283 | ||
284 | TP_ARGS(q, rq) | |
285 | ) | |
d2457078 | 286 | #endif |
f62b389e | 287 | |
f65e1a77 MJ |
288 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
289 | /** | |
290 | * block_rq_requeue - place block IO request back on a queue | |
291 | * @rq: block IO operation request | |
292 | * | |
293 | * The block operation request @rq is being placed back into queue | |
294 | * @q. For some reason the request was not completed and needs to be | |
295 | * put back in the queue. | |
296 | */ | |
297 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, | |
298 | ||
299 | TP_PROTO(struct request *rq), | |
300 | ||
301 | TP_ARGS(rq), | |
302 | ||
303 | TP_FIELDS( | |
304 | ctf_integer(dev_t, dev, | |
305 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
306 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
307 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
308 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
309 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
310 | ) | |
311 | ) | |
312 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) | |
f62b389e MD |
313 | /** |
314 | * block_rq_requeue - place block IO request back on a queue | |
315 | * @q: queue holding operation | |
316 | * @rq: block IO operation request | |
317 | * | |
318 | * The block operation request @rq is being placed back into queue | |
319 | * @q. For some reason the request was not completed and needs to be | |
320 | * put back in the queue. | |
321 | */ | |
d2457078 MJ |
322 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, |
323 | ||
324 | TP_PROTO(struct request_queue *q, struct request *rq), | |
325 | ||
326 | TP_ARGS(q, rq), | |
327 | ||
328 | TP_FIELDS( | |
329 | ctf_integer(dev_t, dev, | |
330 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
331 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
332 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
333 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
334 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
335 | ) | |
336 | ) | |
337 | #else | |
3bc29f0a | 338 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue, |
f62b389e MD |
339 | |
340 | TP_PROTO(struct request_queue *q, struct request *rq), | |
341 | ||
342 | TP_ARGS(q, rq) | |
343 | ) | |
d2457078 | 344 | #endif |
f62b389e | 345 | |
1c53e689 MD |
346 | /** |
347 | * block_rq_complete - block IO operation completed by device driver | |
348 | * @q: queue containing the block operation request | |
349 | * @rq: block operations request | |
350 | * @nr_bytes: number of completed bytes | |
351 | * | |
352 | * The block_rq_complete tracepoint event indicates that some portion | |
353 | * of operation request has been completed by the device driver. If | |
354 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
355 | * do for the request. If @rq->bio is non-NULL then there is | |
356 | * additional work required to complete the request. | |
357 | */ | |
d2457078 MJ |
358 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) |
359 | LTTNG_TRACEPOINT_EVENT(block_rq_complete, | |
360 | ||
361 | TP_PROTO(struct request *rq, int error, unsigned int nr_bytes), | |
362 | ||
363 | TP_ARGS(rq, error, nr_bytes), | |
364 | ||
365 | TP_FIELDS( | |
366 | ctf_integer(dev_t, dev, | |
367 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
368 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
369 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
370 | ctf_integer(int, error, error) | |
371 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
372 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
373 | ) | |
374 | ) | |
375 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) | |
8a9f549f FD |
376 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
377 | ||
378 | TP_PROTO(struct request_queue *q, struct request *rq, | |
379 | unsigned int nr_bytes), | |
380 | ||
381 | TP_ARGS(q, rq, nr_bytes), | |
382 | ||
383 | TP_locvar( | |
384 | unsigned char *cmd; | |
385 | size_t cmd_len; | |
386 | ), | |
387 | ||
388 | TP_code_pre( | |
389 | if (blk_rq_is_scsi(rq)) { | |
390 | struct scsi_request *scsi_rq = scsi_req(rq); | |
391 | tp_locvar->cmd = scsi_rq->cmd; | |
392 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
393 | } else { | |
394 | tp_locvar->cmd = NULL; | |
395 | tp_locvar->cmd_len = 0; | |
396 | } | |
397 | ), | |
398 | ||
399 | TP_FIELDS( | |
400 | ctf_integer(dev_t, dev, | |
401 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
402 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
403 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
404 | ctf_integer(int, errors, rq->errors) | |
405 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
406 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
407 | ctf_sequence_hex(unsigned char, cmd, | |
408 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
409 | ), | |
410 | ||
411 | TP_code_post() | |
412 | ) | |
413 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,5) \ | |
414 | || LTTNG_KERNEL_RANGE(3,12,21, 3,13,0) \ | |
415 | || LTTNG_KERNEL_RANGE(3,10,41, 3,11,0) \ | |
416 | || LTTNG_KERNEL_RANGE(3,4,91, 3,5,0) \ | |
417 | || LTTNG_KERNEL_RANGE(3,2,58, 3,3,0) \ | |
418 | || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,28, 3,14,0,0) \ | |
419 | || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0)) | |
420 | ||
f127e61e | 421 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
1c53e689 MD |
422 | |
423 | TP_PROTO(struct request_queue *q, struct request *rq, | |
424 | unsigned int nr_bytes), | |
425 | ||
426 | TP_ARGS(q, rq, nr_bytes), | |
427 | ||
f127e61e MD |
428 | TP_locvar( |
429 | unsigned char *cmd; | |
430 | size_t cmd_len; | |
1c53e689 MD |
431 | ), |
432 | ||
265822ae | 433 | TP_code_pre( |
f127e61e MD |
434 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
435 | tp_locvar->cmd = rq->cmd; | |
436 | tp_locvar->cmd_len = rq->cmd_len; | |
437 | } else { | |
438 | tp_locvar->cmd = NULL; | |
439 | tp_locvar->cmd_len = 0; | |
440 | } | |
1c53e689 MD |
441 | ), |
442 | ||
f127e61e MD |
443 | TP_FIELDS( |
444 | ctf_integer(dev_t, dev, | |
445 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
446 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
447 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
448 | ctf_integer(int, errors, rq->errors) | |
449 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 450 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) |
f127e61e MD |
451 | ctf_sequence_hex(unsigned char, cmd, |
452 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
453 | ), |
454 | ||
455 | TP_code_post() | |
1c53e689 MD |
456 | ) |
457 | ||
458 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */ | |
459 | ||
f62b389e MD |
460 | /** |
461 | * block_rq_complete - block IO operation completed by device driver | |
462 | * @q: queue containing the block operation request | |
463 | * @rq: block operations request | |
464 | * | |
465 | * The block_rq_complete tracepoint event indicates that some portion | |
466 | * of operation request has been completed by the device driver. If | |
467 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
468 | * do for the request. If @rq->bio is non-NULL then there is | |
469 | * additional work required to complete the request. | |
470 | */ | |
3bc29f0a | 471 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete, |
f62b389e MD |
472 | |
473 | TP_PROTO(struct request_queue *q, struct request *rq), | |
474 | ||
475 | TP_ARGS(q, rq) | |
476 | ) | |
477 | ||
1c53e689 MD |
478 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */ |
479 | ||
f65e1a77 MJ |
480 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
481 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, | |
482 | ||
483 | TP_PROTO(struct request *rq), | |
484 | ||
485 | TP_ARGS(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 | ) | |
499 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) | |
d2457078 MJ |
500 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, |
501 | ||
502 | TP_PROTO(struct request_queue *q, struct request *rq), | |
503 | ||
504 | TP_ARGS(q, rq), | |
505 | ||
506 | TP_FIELDS( | |
507 | ctf_integer(dev_t, dev, | |
508 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
509 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
510 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
511 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
512 | ctf_integer(pid_t, tid, current->pid) | |
513 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
514 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
515 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
516 | ) | |
517 | ) | |
518 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) | |
8a9f549f FD |
519 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
520 | ||
521 | TP_PROTO(struct request_queue *q, struct request *rq), | |
522 | ||
523 | TP_ARGS(q, rq), | |
524 | ||
525 | TP_locvar( | |
526 | sector_t sector; | |
527 | unsigned int nr_sector; | |
528 | unsigned int bytes; | |
529 | unsigned char *cmd; | |
530 | size_t cmd_len; | |
531 | ), | |
532 | ||
533 | TP_code_pre( | |
534 | if (blk_rq_is_scsi(rq)) { | |
535 | struct scsi_request *scsi_rq = scsi_req(rq); | |
536 | tp_locvar->sector = 0; | |
537 | tp_locvar->nr_sector = 0; | |
538 | tp_locvar->bytes = scsi_rq->resid_len; | |
539 | tp_locvar->cmd = scsi_rq->cmd; | |
540 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
541 | } else { | |
542 | tp_locvar->sector = blk_rq_pos(rq); | |
543 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
544 | tp_locvar->bytes = 0; | |
545 | tp_locvar->cmd = NULL; | |
546 | tp_locvar->cmd_len = 0; | |
547 | } | |
548 | ), | |
549 | ||
550 | TP_FIELDS( | |
551 | ctf_integer(dev_t, dev, | |
552 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
553 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
554 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
555 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
556 | ctf_integer(pid_t, tid, current->pid) | |
557 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
558 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
559 | ctf_sequence_hex(unsigned char, cmd, | |
560 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
561 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
562 | ), | |
563 | ||
564 | TP_code_post() | |
565 | ) | |
566 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ | |
f127e61e | 567 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
f62b389e MD |
568 | |
569 | TP_PROTO(struct request_queue *q, struct request *rq), | |
570 | ||
571 | TP_ARGS(q, rq), | |
572 | ||
f127e61e MD |
573 | TP_locvar( |
574 | sector_t sector; | |
575 | unsigned int nr_sector; | |
576 | unsigned int bytes; | |
577 | unsigned char *cmd; | |
578 | size_t cmd_len; | |
f62b389e MD |
579 | ), |
580 | ||
265822ae | 581 | TP_code_pre( |
f127e61e MD |
582 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
583 | tp_locvar->sector = 0; | |
584 | tp_locvar->nr_sector = 0; | |
585 | tp_locvar->bytes = blk_rq_bytes(rq); | |
586 | tp_locvar->cmd = rq->cmd; | |
587 | tp_locvar->cmd_len = rq->cmd_len; | |
588 | } else { | |
589 | tp_locvar->sector = blk_rq_pos(rq); | |
590 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
591 | tp_locvar->bytes = 0; | |
592 | tp_locvar->cmd = NULL; | |
593 | tp_locvar->cmd_len = 0; | |
594 | } | |
f62b389e MD |
595 | ), |
596 | ||
f127e61e MD |
597 | TP_FIELDS( |
598 | ctf_integer(dev_t, dev, | |
599 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
600 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
601 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
602 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
603 | ctf_integer(pid_t, tid, current->pid) | |
604 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 605 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
606 | ctf_sequence_hex(unsigned char, cmd, |
607 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
608 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
265822ae MD |
609 | ), |
610 | ||
611 | TP_code_post() | |
f62b389e | 612 | ) |
8a9f549f | 613 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ |
f62b389e | 614 | |
f65e1a77 MJ |
615 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
616 | /** | |
617 | * block_rq_insert - insert block operation request into queue | |
618 | * @rq: block IO operation request | |
619 | * | |
620 | * Called immediately before block operation request @rq is inserted | |
621 | * into queue @q. The fields in the operation request @rq struct can | |
622 | * be examined to determine which device and sectors the pending | |
623 | * operation would access. | |
624 | */ | |
625 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, | |
626 | ||
627 | TP_PROTO(struct request *rq), | |
628 | ||
629 | TP_ARGS(rq) | |
630 | ) | |
631 | #else | |
f62b389e MD |
632 | /** |
633 | * block_rq_insert - insert block operation request into queue | |
634 | * @q: target queue | |
635 | * @rq: block IO operation request | |
636 | * | |
637 | * Called immediately before block operation request @rq is inserted | |
638 | * into queue @q. The fields in the operation request @rq struct can | |
639 | * be examined to determine which device and sectors the pending | |
640 | * operation would access. | |
641 | */ | |
3bc29f0a | 642 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, |
f62b389e MD |
643 | |
644 | TP_PROTO(struct request_queue *q, struct request *rq), | |
645 | ||
646 | TP_ARGS(q, rq) | |
647 | ) | |
f65e1a77 | 648 | #endif |
f62b389e | 649 | |
f65e1a77 MJ |
650 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
651 | /** | |
652 | * block_rq_issue - issue pending block IO request operation to device driver | |
653 | * @rq: block IO operation operation request | |
654 | * | |
655 | * Called when block operation request @rq from queue @q is sent to a | |
656 | * device driver for processing. | |
657 | */ | |
658 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, | |
659 | ||
660 | TP_PROTO(struct request *rq), | |
661 | ||
662 | TP_ARGS(rq) | |
663 | ) | |
664 | #else | |
f62b389e MD |
665 | /** |
666 | * block_rq_issue - issue pending block IO request operation to device driver | |
667 | * @q: queue holding operation | |
668 | * @rq: block IO operation operation request | |
669 | * | |
670 | * Called when block operation request @rq from queue @q is sent to a | |
671 | * device driver for processing. | |
672 | */ | |
3bc29f0a | 673 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, |
f62b389e MD |
674 | |
675 | TP_PROTO(struct request_queue *q, struct request *rq), | |
676 | ||
677 | TP_ARGS(q, rq) | |
678 | ) | |
f65e1a77 MJ |
679 | #endif |
680 | ||
681 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) | |
682 | /** | |
683 | * block_rq_merge - merge request with another one in the elevator | |
684 | * @rq: block IO operation operation request | |
685 | * | |
686 | * Called when block operation request @rq from queue @q is merged to another | |
687 | * request queued in the elevator. | |
688 | */ | |
689 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
690 | ||
691 | TP_PROTO(struct request *rq), | |
692 | ||
693 | TP_ARGS(rq) | |
694 | ) | |
695 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(5,9,0)) | |
696 | /** | |
697 | * block_rq_merge - merge request with another one in the elevator | |
698 | * @q: queue holding operation | |
699 | * @rq: block IO operation operation request | |
700 | * | |
701 | * Called when block operation request @rq from queue @q is merged to another | |
702 | * request queued in the elevator. | |
703 | */ | |
704 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
705 | ||
706 | TP_PROTO(struct request_queue *q, struct request *rq), | |
707 | ||
708 | TP_ARGS(q, rq) | |
709 | ) | |
710 | #endif | |
f62b389e | 711 | |
c6afb465 MJ |
712 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,8,0)) |
713 | /** | |
714 | * block_bio_complete - completed all work on the block operation | |
715 | * @q: queue holding the block operation | |
716 | * @bio: block operation completed | |
717 | * @error: io error value | |
718 | * | |
719 | * This tracepoint indicates there is no further work to do on this | |
720 | * block IO operation @bio. | |
721 | */ | |
722 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
723 | ||
724 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
725 | ||
726 | TP_ARGS(q, bio), | |
727 | ||
728 | TP_FIELDS( | |
729 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
730 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
731 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
732 | ctf_integer(int, error, blk_status_to_errno(bio->bi_status)) | |
733 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
734 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
735 | bio->bi_iter.bi_size) | |
736 | ) | |
737 | ) | |
738 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) | |
f62b389e MD |
739 | /** |
740 | * block_bio_complete - completed all work on the block operation | |
741 | * @q: queue holding the block operation | |
742 | * @bio: block operation completed | |
743 | * @error: io error value | |
744 | * | |
745 | * This tracepoint indicates there is no further work to do on this | |
746 | * block IO operation @bio. | |
747 | */ | |
3bc29f0a | 748 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, |
f62b389e MD |
749 | |
750 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
751 | ||
752 | TP_ARGS(q, bio, error), | |
753 | ||
f127e61e | 754 | TP_FIELDS( |
7feabe53 | 755 | ctf_integer(dev_t, dev, bio_dev(bio)) |
c6afb465 MJ |
756 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
757 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
758 | ctf_integer(int, error, error) | |
759 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
760 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
761 | bio->bi_iter.bi_size) | |
762 | ) | |
763 | ) | |
764 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) | |
765 | /** | |
766 | * block_bio_complete - completed all work on the block operation | |
767 | * @q: queue holding the block operation | |
768 | * @bio: block operation completed | |
769 | * @error: io error value | |
770 | * | |
771 | * This tracepoint indicates there is no further work to do on this | |
772 | * block IO operation @bio. | |
773 | */ | |
774 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
775 | ||
776 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
777 | ||
778 | TP_ARGS(q, bio, error), | |
779 | ||
780 | TP_FIELDS( | |
959fe42a | 781 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
782 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
783 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
784 | ctf_integer(int, error, error) | |
785 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
786 | lttng_bio_op(bio), lttng_bio_rw(bio), |
787 | bio->bi_iter.bi_size) | |
c6afb465 MJ |
788 | ) |
789 | ) | |
bb415fbf | 790 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) |
c6afb465 MJ |
791 | /** |
792 | * block_bio_complete - completed all work on the block operation | |
793 | * @q: queue holding the block operation | |
794 | * @bio: block operation completed | |
795 | * @error: io error value | |
796 | * | |
797 | * This tracepoint indicates there is no further work to do on this | |
798 | * block IO operation @bio. | |
799 | */ | |
800 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
801 | ||
802 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
803 | ||
804 | TP_ARGS(q, bio, error), | |
805 | ||
806 | TP_FIELDS( | |
807 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
808 | ctf_integer(sector_t, sector, bio->bi_sector) |
809 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
f127e61e | 810 | ctf_integer(int, error, error) |
bb415fbf MJ |
811 | blk_rwbs_ctf_integer(unsigned int, rwbs, |
812 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) | |
813 | ) | |
814 | ) | |
7c68b363 | 815 | #else |
bb415fbf MJ |
816 | /** |
817 | * block_bio_complete - completed all work on the block operation | |
818 | * @q: queue holding the block operation | |
819 | * @bio: block operation completed | |
820 | * @error: io error value | |
821 | * | |
822 | * This tracepoint indicates there is no further work to do on this | |
823 | * block IO operation @bio. | |
824 | */ | |
825 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
826 | ||
827 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
828 | ||
829 | TP_ARGS(q, bio), | |
830 | ||
831 | TP_FIELDS( | |
832 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
833 | ctf_integer(sector_t, sector, bio->bi_sector) | |
834 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
f127e61e | 835 | ctf_integer(int, error, 0) |
f127e61e | 836 | blk_rwbs_ctf_integer(unsigned int, rwbs, |
e6d2cc09 | 837 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e | 838 | ) |
f62b389e | 839 | ) |
c6afb465 | 840 | #endif |
f62b389e | 841 | |
16c5a6d5 MJ |
842 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
843 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, | |
844 | ||
845 | TP_PROTO(struct bio *bio), | |
846 | ||
847 | TP_ARGS(bio), | |
848 | ||
849 | TP_FIELDS( | |
850 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
851 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
852 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
853 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
854 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
855 | bio->bi_iter.bi_size) | |
856 | ctf_integer(pid_t, tid, current->pid) | |
857 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
858 | ) | |
859 | ) | |
860 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) | |
3bc29f0a | 861 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
217f66c6 MD |
862 | |
863 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
864 | ||
865 | TP_ARGS(q, rq, bio), | |
866 | ||
f127e61e | 867 | TP_FIELDS( |
7feabe53 | 868 | ctf_integer(dev_t, dev, bio_dev(bio)) |
16c5a6d5 MJ |
869 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
870 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
871 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
872 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
873 | bio->bi_iter.bi_size) | |
874 | ctf_integer(pid_t, tid, current->pid) | |
875 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
876 | ) | |
877 | ) | |
878 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) | |
879 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, | |
880 | ||
881 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
882 | ||
883 | TP_ARGS(q, rq, bio), | |
884 | ||
885 | TP_FIELDS( | |
959fe42a | 886 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
887 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
888 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
889 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
890 | lttng_bio_op(bio), lttng_bio_rw(bio), |
891 | bio->bi_iter.bi_size) | |
16c5a6d5 MJ |
892 | ctf_integer(pid_t, tid, current->pid) |
893 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
894 | ) | |
895 | ) | |
896 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) | |
897 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, | |
898 | ||
899 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
900 | ||
901 | TP_ARGS(q, rq, bio), | |
902 | ||
903 | TP_FIELDS( | |
904 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
905 | ctf_integer(sector_t, sector, bio->bi_sector) |
906 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
907 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 908 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
909 | ctf_integer(pid_t, tid, current->pid) |
910 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
911 | ) | |
217f66c6 | 912 | ) |
16c5a6d5 MJ |
913 | #endif |
914 | ||
915 | ||
916 | ||
917 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) | |
918 | /** | |
919 | * block_bio_bounce - used bounce buffer when processing block operation | |
920 | * @bio: block operation | |
921 | * | |
922 | * A bounce buffer was used to handle the block operation @bio in @q. | |
923 | * This occurs when hardware limitations prevent a direct transfer of | |
924 | * data between the @bio data memory area and the IO device. Use of a | |
925 | * bounce buffer requires extra copying of data and decreases | |
926 | * performance. | |
927 | */ | |
928 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_bounce, | |
929 | ||
930 | TP_PROTO(struct bio *bio), | |
931 | ||
932 | TP_ARGS(bio) | |
933 | ) | |
934 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) | |
935 | /** | |
936 | * block_bio_bounce - used bounce buffer when processing block operation | |
937 | * @q: queue holding the block operation | |
938 | * @bio: block operation | |
939 | * | |
940 | * A bounce buffer was used to handle the block operation @bio in @q. | |
941 | * This occurs when hardware limitations prevent a direct transfer of | |
942 | * data between the @bio data memory area and the IO device. Use of a | |
943 | * bounce buffer requires extra copying of data and decreases | |
944 | * performance. | |
945 | */ | |
946 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
947 | ||
948 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
949 | ||
950 | TP_ARGS(q, bio), | |
951 | ||
952 | TP_FIELDS( | |
953 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
954 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
955 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
956 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
957 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
958 | bio->bi_iter.bi_size) | |
959 | ctf_integer(pid_t, tid, current->pid) | |
960 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
961 | ) | |
962 | ) | |
963 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) | |
964 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
965 | ||
966 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
967 | ||
968 | TP_ARGS(q, bio), | |
969 | ||
970 | TP_FIELDS( | |
971 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
972 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
973 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
974 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
975 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
976 | bio->bi_iter.bi_size) | |
977 | ctf_integer(pid_t, tid, current->pid) | |
978 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
979 | ) | |
980 | ) | |
981 | #else | |
982 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
983 | ||
984 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
217f66c6 | 985 | |
16c5a6d5 MJ |
986 | TP_ARGS(q, bio), |
987 | ||
988 | TP_FIELDS( | |
989 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
990 | ctf_integer(sector_t, sector, bio->bi_sector) | |
991 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
992 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
993 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
994 | bio->bi_size) | |
995 | ctf_integer(pid_t, tid, current->pid) | |
996 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
997 | ) | |
998 | ) | |
999 | #endif | |
1000 | ||
1001 | ||
1002 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) | |
1003 | /** | |
1004 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1005 | * @bio: new block operation to merge | |
1006 | * | |
1007 | * Merging block request @bio to the end of an existing block request. | |
1008 | */ | |
1009 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, | |
1010 | ||
1011 | TP_PROTO(struct bio *bio), | |
1012 | ||
1013 | TP_ARGS(bio) | |
1014 | ) | |
1015 | ||
1016 | /** | |
1017 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1018 | * @bio: new block operation to merge | |
1019 | * | |
1020 | * Merging block IO operation @bio to the beginning of an existing block request. | |
1021 | */ | |
1022 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, | |
1023 | ||
1024 | TP_PROTO(struct bio *bio), | |
1025 | ||
1026 | TP_ARGS(bio) | |
1027 | ) | |
1028 | ||
1029 | /** | |
1030 | * block_bio_queue - putting new block IO operation in queue | |
1031 | * @bio: new block operation | |
1032 | * | |
1033 | * About to place the block IO operation @bio into queue @q. | |
1034 | */ | |
1035 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, | |
1036 | ||
1037 | TP_PROTO(struct bio *bio), | |
1038 | ||
1039 | TP_ARGS(bio) | |
1040 | ) | |
1041 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) | |
217f66c6 MD |
1042 | /** |
1043 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1044 | * @q: queue holding operation | |
16c5a6d5 | 1045 | * @rq: request bio is being merged into |
217f66c6 MD |
1046 | * @bio: new block operation to merge |
1047 | * | |
1048 | * Merging block request @bio to the end of an existing block request | |
1049 | * in queue @q. | |
1050 | */ | |
3bc29f0a | 1051 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_backmerge, |
217f66c6 MD |
1052 | |
1053 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1054 | ||
1055 | TP_ARGS(q, rq, bio) | |
1056 | ) | |
1057 | ||
1058 | /** | |
1059 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1060 | * @q: queue holding operation | |
16c5a6d5 | 1061 | * @rq: request bio is being merged into |
217f66c6 MD |
1062 | * @bio: new block operation to merge |
1063 | * | |
1064 | * Merging block IO operation @bio to the beginning of an existing block | |
1065 | * operation in queue @q. | |
1066 | */ | |
3bc29f0a | 1067 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_frontmerge, |
217f66c6 MD |
1068 | |
1069 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1070 | ||
1071 | TP_ARGS(q, rq, bio) | |
1072 | ) | |
1073 | ||
1074 | /** | |
1075 | * block_bio_queue - putting new block IO operation in queue | |
1076 | * @q: queue holding operation | |
1077 | * @bio: new block operation | |
1078 | * | |
1079 | * About to place the block IO operation @bio into queue @q. | |
1080 | */ | |
3bc29f0a | 1081 | LTTNG_TRACEPOINT_EVENT(block_bio_queue, |
217f66c6 MD |
1082 | |
1083 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1084 | ||
1085 | TP_ARGS(q, bio), | |
1086 | ||
f127e61e | 1087 | TP_FIELDS( |
7feabe53 MD |
1088 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) |
1089 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1090 | #else | |
959fe42a | 1091 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
7feabe53 | 1092 | #endif |
54c4c2e3 | 1093 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1094 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1095 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1096 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1097 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1098 | bio->bi_iter.bi_size) | |
54c4c2e3 | 1099 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1100 | ctf_integer(sector_t, sector, bio->bi_sector) |
1101 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1102 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1103 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
54c4c2e3 | 1104 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1105 | ctf_integer(pid_t, tid, current->pid) |
1106 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1107 | ) | |
217f66c6 | 1108 | ) |
f127e61e | 1109 | #else /* if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */ |
3bc29f0a | 1110 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
f62b389e MD |
1111 | |
1112 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1113 | ||
1114 | TP_ARGS(q, bio), | |
1115 | ||
f127e61e | 1116 | TP_FIELDS( |
959fe42a | 1117 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) |
f127e61e MD |
1118 | ctf_integer(sector_t, sector, bio->bi_sector) |
1119 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1120 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1121 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1122 | ctf_integer(pid_t, tid, current->pid) |
1123 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1124 | ) | |
f62b389e MD |
1125 | ) |
1126 | ||
1127 | /** | |
1128 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1129 | * @q: queue holding operation | |
1130 | * @bio: new block operation to merge | |
1131 | * | |
1132 | * Merging block request @bio to the end of an existing block request | |
1133 | * in queue @q. | |
1134 | */ | |
3bc29f0a | 1135 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, |
f62b389e MD |
1136 | |
1137 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1138 | ||
1139 | TP_ARGS(q, bio) | |
1140 | ) | |
1141 | ||
1142 | /** | |
1143 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1144 | * @q: queue holding operation | |
1145 | * @bio: new block operation to merge | |
1146 | * | |
1147 | * Merging block IO operation @bio to the beginning of an existing block | |
1148 | * operation in queue @q. | |
1149 | */ | |
3bc29f0a | 1150 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, |
f62b389e MD |
1151 | |
1152 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1153 | ||
1154 | TP_ARGS(q, bio) | |
1155 | ) | |
1156 | ||
1157 | /** | |
1158 | * block_bio_queue - putting new block IO operation in queue | |
1159 | * @q: queue holding operation | |
1160 | * @bio: new block operation | |
1161 | * | |
1162 | * About to place the block IO operation @bio into queue @q. | |
1163 | */ | |
3bc29f0a | 1164 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, |
f62b389e MD |
1165 | |
1166 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1167 | ||
1168 | TP_ARGS(q, bio) | |
1169 | ) | |
f127e61e | 1170 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */ |
f62b389e | 1171 | |
16c5a6d5 MJ |
1172 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
1173 | /** | |
1174 | * block_getrq - get a free request entry in queue for block IO operations | |
1175 | * @bio: pending block IO operation (can be %NULL) | |
1176 | * | |
1177 | * A request struct has been allocated to handle the block IO operation @bio. | |
1178 | */ | |
1179 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_getrq, | |
1180 | ||
1181 | TP_PROTO(struct bio *bio), | |
1182 | ||
1183 | TP_ARGS(bio) | |
1184 | ) | |
1185 | #else | |
3bc29f0a | 1186 | LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, |
f62b389e MD |
1187 | |
1188 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1189 | ||
1190 | TP_ARGS(q, bio, rw), | |
1191 | ||
f127e61e | 1192 | TP_FIELDS( |
7feabe53 | 1193 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) |
6417cda6 | 1194 | ctf_integer(dev_t, dev, bio ? bio_dev(bio) : 0) |
7feabe53 | 1195 | #else |
959fe42a | 1196 | ctf_integer(dev_t, dev, bio ? bio->bi_bdev->bd_dev : 0) |
7feabe53 | 1197 | #endif |
54c4c2e3 | 1198 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1199 | ctf_integer(sector_t, sector, bio ? bio->bi_iter.bi_sector : 0) |
1200 | ctf_integer(unsigned int, nr_sector, | |
1201 | bio ? bio_sectors(bio) : 0) | |
1202 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1203 | bio ? lttng_bio_op(bio) : 0, |
1204 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1205 | bio ? bio->bi_iter.bi_size : 0) |
54c4c2e3 | 1206 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1207 | ctf_integer(sector_t, sector, bio ? bio->bi_sector : 0) |
1208 | ctf_integer(unsigned int, nr_sector, | |
1209 | bio ? bio->bi_size >> 9 : 0) | |
1210 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1211 | bio ? lttng_bio_op(bio) : 0, |
1212 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1213 | bio ? bio->bi_size : 0) |
54c4c2e3 | 1214 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1215 | ctf_integer(pid_t, tid, current->pid) |
1216 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1217 | ) | |
f62b389e MD |
1218 | ) |
1219 | ||
1220 | /** | |
1221 | * block_getrq - get a free request entry in queue for block IO operations | |
1222 | * @q: queue for operations | |
6417cda6 | 1223 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1224 | * @rw: low bit indicates a read (%0) or a write (%1) |
1225 | * | |
1226 | * A request struct for queue @q has been allocated to handle the | |
1227 | * block IO operation @bio. | |
1228 | */ | |
3bc29f0a | 1229 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_getrq, |
f62b389e MD |
1230 | |
1231 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1232 | ||
1233 | TP_ARGS(q, bio, rw) | |
1234 | ) | |
1235 | ||
1236 | /** | |
1237 | * block_sleeprq - waiting to get a free request entry in queue for block IO operation | |
1238 | * @q: queue for operation | |
6417cda6 | 1239 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1240 | * @rw: low bit indicates a read (%0) or a write (%1) |
1241 | * | |
1242 | * In the case where a request struct cannot be provided for queue @q | |
1243 | * the process needs to wait for an request struct to become | |
1244 | * available. This tracepoint event is generated each time the | |
1245 | * process goes to sleep waiting for request struct become available. | |
1246 | */ | |
3bc29f0a | 1247 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_sleeprq, |
f62b389e MD |
1248 | |
1249 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1250 | ||
1251 | TP_ARGS(q, bio, rw) | |
1252 | ) | |
16c5a6d5 | 1253 | #endif |
f62b389e MD |
1254 | |
1255 | /** | |
1256 | * block_plug - keep operations requests in request queue | |
1257 | * @q: request queue to plug | |
1258 | * | |
1259 | * Plug the request queue @q. Do not allow block operation requests | |
1260 | * to be sent to the device driver. Instead, accumulate requests in | |
1261 | * the queue to improve throughput performance of the block device. | |
1262 | */ | |
3bc29f0a | 1263 | LTTNG_TRACEPOINT_EVENT(block_plug, |
f62b389e MD |
1264 | |
1265 | TP_PROTO(struct request_queue *q), | |
1266 | ||
1267 | TP_ARGS(q), | |
1268 | ||
f127e61e MD |
1269 | TP_FIELDS( |
1270 | ctf_integer(pid_t, tid, current->pid) | |
1271 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1272 | ) | |
f62b389e MD |
1273 | ) |
1274 | ||
3bc29f0a | 1275 | LTTNG_TRACEPOINT_EVENT_CLASS(block_unplug, |
f62b389e | 1276 | |
7c68b363 | 1277 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
f62b389e MD |
1278 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), |
1279 | ||
1280 | TP_ARGS(q, depth, explicit), | |
7c68b363 AG |
1281 | #else |
1282 | TP_PROTO(struct request_queue *q), | |
1283 | ||
1284 | TP_ARGS(q), | |
1285 | #endif | |
f62b389e | 1286 | |
f127e61e | 1287 | TP_FIELDS( |
7c68b363 | 1288 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
f127e61e | 1289 | ctf_integer(int, nr_rq, depth) |
7c68b363 | 1290 | #else |
f127e61e | 1291 | ctf_integer(int, nr_rq, q->rq.count[READ] + q->rq.count[WRITE]) |
7c68b363 | 1292 | #endif |
f127e61e MD |
1293 | ctf_integer(pid_t, tid, current->pid) |
1294 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1295 | ) | |
f62b389e MD |
1296 | ) |
1297 | ||
7c68b363 AG |
1298 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39)) |
1299 | /** | |
1300 | * block_unplug_timer - timed release of operations requests in queue to device driver | |
1301 | * @q: request queue to unplug | |
1302 | * | |
1303 | * Unplug the request queue @q because a timer expired and allow block | |
1304 | * operation requests to be sent to the device driver. | |
1305 | */ | |
3bc29f0a | 1306 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug_timer, |
7c68b363 AG |
1307 | |
1308 | TP_PROTO(struct request_queue *q), | |
1309 | ||
1310 | TP_ARGS(q) | |
1311 | ) | |
1312 | #endif | |
1313 | ||
f62b389e MD |
1314 | /** |
1315 | * block_unplug - release of operations requests in request queue | |
1316 | * @q: request queue to unplug | |
1317 | * @depth: number of requests just added to the queue | |
1318 | * @explicit: whether this was an explicit unplug, or one from schedule() | |
1319 | * | |
1320 | * Unplug request queue @q because device driver is scheduled to work | |
1321 | * on elements in the request queue. | |
1322 | */ | |
7c68b363 | 1323 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
3bc29f0a | 1324 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug, |
7c68b363 | 1325 | #else |
3bc29f0a | 1326 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug_io, |
7c68b363 | 1327 | #endif |
f62b389e | 1328 | |
7c68b363 | 1329 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
f62b389e MD |
1330 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), |
1331 | ||
1332 | TP_ARGS(q, depth, explicit) | |
7c68b363 AG |
1333 | #else |
1334 | TP_PROTO(struct request_queue *q), | |
1335 | ||
1336 | TP_ARGS(q) | |
1337 | #endif | |
f62b389e MD |
1338 | ) |
1339 | ||
cdb4f855 MJ |
1340 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
1341 | /** | |
1342 | * block_split - split a single bio struct into two bio structs | |
1343 | * @bio: block operation being split | |
1344 | * @new_sector: The starting sector for the new bio | |
1345 | * | |
1346 | * The bio request @bio needs to be split into two bio requests. The newly | |
1347 | * created @bio request starts at @new_sector. This split may be required due to | |
1348 | * hardware limitations such as operation crossing device boundaries in a RAID | |
1349 | * system. | |
1350 | */ | |
1351 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1352 | ||
1353 | TP_PROTO(struct bio *bio, unsigned int new_sector), | |
1354 | ||
1355 | TP_ARGS(bio, new_sector), | |
1356 | ||
1357 | TP_FIELDS( | |
1358 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1359 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1360 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1361 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1362 | bio->bi_iter.bi_size) | |
1363 | ctf_integer(sector_t, new_sector, new_sector) | |
1364 | ctf_integer(pid_t, tid, current->pid) | |
1365 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1366 | ) | |
1367 | ) | |
1368 | ||
1369 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) | |
f62b389e MD |
1370 | /** |
1371 | * block_split - split a single bio struct into two bio structs | |
1372 | * @q: queue containing the bio | |
1373 | * @bio: block operation being split | |
1374 | * @new_sector: The starting sector for the new bio | |
1375 | * | |
1376 | * The bio request @bio in request queue @q needs to be split into two | |
1377 | * bio requests. The newly created @bio request starts at | |
1378 | * @new_sector. This split may be required due to hardware limitation | |
1379 | * such as operation crossing device boundaries in a RAID system. | |
1380 | */ | |
3bc29f0a | 1381 | LTTNG_TRACEPOINT_EVENT(block_split, |
f62b389e MD |
1382 | |
1383 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1384 | unsigned int new_sector), | |
1385 | ||
1386 | TP_ARGS(q, bio, new_sector), | |
1387 | ||
f127e61e | 1388 | TP_FIELDS( |
7feabe53 | 1389 | ctf_integer(dev_t, dev, bio_dev(bio)) |
cdb4f855 MJ |
1390 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1391 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1392 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1393 | bio->bi_iter.bi_size) | |
1394 | ctf_integer(sector_t, new_sector, new_sector) | |
1395 | ctf_integer(pid_t, tid, current->pid) | |
1396 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1397 | ) | |
1398 | ) | |
1399 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) | |
1400 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1401 | ||
1402 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1403 | unsigned int new_sector), | |
1404 | ||
1405 | TP_ARGS(q, bio, new_sector), | |
1406 | ||
1407 | TP_FIELDS( | |
959fe42a | 1408 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
1409 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1410 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1411 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1412 | bio->bi_iter.bi_size) | |
cdb4f855 MJ |
1413 | ctf_integer(sector_t, new_sector, new_sector) |
1414 | ctf_integer(pid_t, tid, current->pid) | |
1415 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1416 | ) | |
1417 | ) | |
1418 | #else | |
1419 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1420 | ||
1421 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1422 | unsigned int new_sector), | |
1423 | ||
1424 | TP_ARGS(q, bio, new_sector), | |
1425 | ||
1426 | TP_FIELDS( | |
1427 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
1428 | ctf_integer(sector_t, sector, bio->bi_sector) |
1429 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1430 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1431 | ctf_integer(sector_t, new_sector, new_sector) |
1432 | ctf_integer(pid_t, tid, current->pid) | |
1433 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1434 | ) | |
f62b389e | 1435 | ) |
cdb4f855 | 1436 | #endif |
f62b389e MD |
1437 | |
1438 | /** | |
1439 | * block_bio_remap - map request for a logical device to the raw device | |
1440 | * @q: queue holding the operation | |
1441 | * @bio: revised operation | |
1442 | * @dev: device for the operation | |
1443 | * @from: original sector for the operation | |
1444 | * | |
1445 | * An operation for a logical device has been mapped to the | |
1446 | * raw block device. | |
1447 | */ | |
7c68b363 | 1448 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) |
3bc29f0a | 1449 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
7c68b363 | 1450 | #else |
3bc29f0a | 1451 | LTTNG_TRACEPOINT_EVENT(block_remap, |
7c68b363 | 1452 | #endif |
f62b389e MD |
1453 | |
1454 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1455 | sector_t from), | |
1456 | ||
1457 | TP_ARGS(q, bio, dev, from), | |
1458 | ||
f127e61e | 1459 | TP_FIELDS( |
7feabe53 MD |
1460 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) |
1461 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1462 | #else | |
959fe42a | 1463 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
7feabe53 | 1464 | #endif |
54c4c2e3 | 1465 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1466 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1467 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1468 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1469 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1470 | bio->bi_iter.bi_size) | |
54c4c2e3 | 1471 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1472 | ctf_integer(sector_t, sector, bio->bi_sector) |
1473 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1474 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1475 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
54c4c2e3 | 1476 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1477 | ctf_integer(dev_t, old_dev, dev) |
1478 | ctf_integer(sector_t, old_sector, from) | |
1479 | ) | |
f62b389e MD |
1480 | ) |
1481 | ||
f65e1a77 MJ |
1482 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) |
1483 | /** | |
1484 | * block_rq_remap - map request for a block operation request | |
1485 | * @rq: block IO operation request | |
1486 | * @dev: device for the operation | |
1487 | * @from: original sector for the operation | |
1488 | * | |
1489 | * The block operation request @rq in @q has been remapped. The block | |
1490 | * operation request @rq holds the current information and @from hold | |
1491 | * the original sector. | |
1492 | */ | |
1493 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, | |
1494 | ||
1495 | TP_PROTO(struct request *rq, dev_t dev, sector_t from), | |
1496 | ||
1497 | TP_ARGS(rq, dev, from), | |
1498 | ||
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, | |
1506 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
1507 | ) | |
1508 | ) | |
1509 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) | |
f62b389e MD |
1510 | /** |
1511 | * block_rq_remap - map request for a block operation request | |
1512 | * @q: queue holding the operation | |
1513 | * @rq: block IO operation request | |
1514 | * @dev: device for the operation | |
1515 | * @from: original sector for the operation | |
1516 | * | |
1517 | * The block operation request @rq in @q has been remapped. The block | |
1518 | * operation request @rq holds the current information and @from hold | |
1519 | * the original sector. | |
1520 | */ | |
3bc29f0a | 1521 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, |
f62b389e MD |
1522 | |
1523 | TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, | |
1524 | sector_t from), | |
1525 | ||
1526 | TP_ARGS(q, rq, dev, from), | |
1527 | ||
f127e61e MD |
1528 | TP_FIELDS( |
1529 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
1530 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1531 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1532 | ctf_integer(dev_t, old_dev, dev) | |
1533 | ctf_integer(sector_t, old_sector, from) | |
1534 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1535 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e | 1536 | ) |
f62b389e | 1537 | ) |
7c68b363 | 1538 | #endif |
f62b389e MD |
1539 | |
1540 | #undef __print_rwbs_flags | |
1541 | #undef blk_fill_rwbs | |
1542 | ||
3bc29f0a | 1543 | #endif /* LTTNG_TRACE_BLOCK_H */ |
f62b389e MD |
1544 | |
1545 | /* This part must be outside protection */ | |
6ec43db8 | 1546 | #include <probes/define_trace.h> |