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f62b389e MD |
1 | #undef TRACE_SYSTEM |
2 | #define TRACE_SYSTEM block | |
3 | ||
3bc29f0a MD |
4 | #if !defined(LTTNG_TRACE_BLOCK_H) || defined(TRACE_HEADER_MULTI_READ) |
5 | #define LTTNG_TRACE_BLOCK_H | |
f62b389e | 6 | |
6ec43db8 | 7 | #include <probes/lttng-tracepoint-event.h> |
f62b389e MD |
8 | #include <linux/blktrace_api.h> |
9 | #include <linux/blkdev.h> | |
f62b389e | 10 | #include <linux/trace_seq.h> |
7c68b363 AG |
11 | #include <linux/version.h> |
12 | ||
f62b389e MD |
13 | #ifndef _TRACE_BLOCK_DEF_ |
14 | #define _TRACE_BLOCK_DEF_ | |
15 | ||
f62b389e MD |
16 | enum { |
17 | RWBS_FLAG_WRITE = (1 << 0), | |
18 | RWBS_FLAG_DISCARD = (1 << 1), | |
19 | RWBS_FLAG_READ = (1 << 2), | |
20 | RWBS_FLAG_RAHEAD = (1 << 3), | |
7c68b363 AG |
21 | RWBS_FLAG_BARRIER = (1 << 4), |
22 | RWBS_FLAG_SYNC = (1 << 5), | |
23 | RWBS_FLAG_META = (1 << 6), | |
24 | RWBS_FLAG_SECURE = (1 << 7), | |
25 | RWBS_FLAG_FLUSH = (1 << 8), | |
26 | RWBS_FLAG_FUA = (1 << 9), | |
e6d2cc09 | 27 | RWBS_FLAG_PREFLUSH = (1 << 10), |
f62b389e MD |
28 | }; |
29 | ||
30 | #endif /* _TRACE_BLOCK_DEF_ */ | |
31 | ||
e6d2cc09 MD |
32 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0)) |
33 | ||
34 | #define lttng_req_op(rq) req_op(rq) | |
35 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
36 | #define lttng_bio_op(bio) bio_op(bio) | |
37 | #define lttng_bio_rw(bio) ((bio)->bi_opf) | |
38 | ||
39 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
40 | ctf_integer(type, rwbs, \ | |
41 | (((op) == REQ_OP_WRITE || (op) == REQ_OP_WRITE_SAME) ? RWBS_FLAG_WRITE : \ | |
42 | ( (op) == REQ_OP_DISCARD ? RWBS_FLAG_DISCARD : \ | |
43 | ( (op) == REQ_OP_SECURE_ERASE ? (RWBS_FLAG_DISCARD | RWBS_FLAG_SECURE) : \ | |
44 | ( (op) == REQ_OP_FLUSH ? RWBS_FLAG_FLUSH : \ | |
45 | ( (op) == REQ_OP_READ ? RWBS_FLAG_READ : \ | |
46 | ( 0 )))))) \ | |
47 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
48 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
49 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
50 | | ((rw) & REQ_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \ | |
51 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
52 | ||
53 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) | |
7c68b363 | 54 | |
e6d2cc09 MD |
55 | #define lttng_req_op(rq) |
56 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
57 | #define lttng_bio_op(bio) | |
58 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
59 | ||
60 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 61 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
62 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
63 | ( (bytes) ? RWBS_FLAG_READ : \ | |
64 | ( 0 )))) \ | |
65 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
66 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
67 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
68 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0) \ | |
69 | | ((rw) & REQ_FLUSH ? RWBS_FLAG_FLUSH : 0) \ | |
70 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
71 | ||
72 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) | |
73 | ||
e6d2cc09 MD |
74 | #define lttng_req_op(rq) |
75 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
76 | #define lttng_bio_op(bio) | |
77 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
78 | ||
79 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 80 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
f62b389e MD |
81 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
82 | ( (bytes) ? RWBS_FLAG_READ : \ | |
83 | ( 0 )))) \ | |
84 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
85 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
86 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
87 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) | |
88 | ||
7c68b363 AG |
89 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)) |
90 | ||
e6d2cc09 MD |
91 | #define lttng_req_op(rq) |
92 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
93 | #define lttng_bio_op(bio) | |
94 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
95 | ||
96 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 97 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
98 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
99 | ( (bytes) ? RWBS_FLAG_READ : \ | |
100 | ( 0 )))) \ | |
101 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
102 | | ((rw) & REQ_HARDBARRIER ? RWBS_FLAG_BARRIER : 0) \ | |
103 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
104 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
105 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) | |
106 | ||
107 | #else | |
108 | ||
e6d2cc09 MD |
109 | #define lttng_req_op(rq) |
110 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
111 | #define lttng_bio_op(bio) | |
112 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
113 | ||
114 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
f127e61e | 115 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
116 | ( (rw) & (1 << BIO_RW_DISCARD) ? RWBS_FLAG_DISCARD : \ |
117 | ( (bytes) ? RWBS_FLAG_READ : \ | |
118 | ( 0 )))) \ | |
119 | | ((rw) & (1 << BIO_RW_AHEAD) ? RWBS_FLAG_RAHEAD : 0) \ | |
120 | | ((rw) & (1 << BIO_RW_SYNCIO) ? RWBS_FLAG_SYNC : 0) \ | |
121 | | ((rw) & (1 << BIO_RW_META) ? RWBS_FLAG_META : 0) \ | |
122 | | ((rw) & (1 << BIO_RW_BARRIER) ? RWBS_FLAG_BARRIER : 0)) | |
123 | ||
124 | #endif | |
125 | ||
217f66c6 | 126 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) |
3bc29f0a | 127 | LTTNG_TRACEPOINT_EVENT_CLASS(block_buffer, |
217f66c6 MD |
128 | |
129 | TP_PROTO(struct buffer_head *bh), | |
130 | ||
131 | TP_ARGS(bh), | |
132 | ||
f127e61e MD |
133 | TP_FIELDS ( |
134 | ctf_integer(dev_t, dev, bh->b_bdev->bd_dev) | |
135 | ctf_integer(sector_t, sector, bh->b_blocknr) | |
136 | ctf_integer(size_t, size, bh->b_size) | |
217f66c6 MD |
137 | ) |
138 | ) | |
139 | ||
140 | /** | |
141 | * block_touch_buffer - mark a buffer accessed | |
142 | * @bh: buffer_head being touched | |
143 | * | |
144 | * Called from touch_buffer(). | |
145 | */ | |
3bc29f0a | 146 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_touch_buffer, |
217f66c6 MD |
147 | |
148 | TP_PROTO(struct buffer_head *bh), | |
149 | ||
150 | TP_ARGS(bh) | |
151 | ) | |
152 | ||
153 | /** | |
154 | * block_dirty_buffer - mark a buffer dirty | |
155 | * @bh: buffer_head being dirtied | |
156 | * | |
157 | * Called from mark_buffer_dirty(). | |
158 | */ | |
3bc29f0a | 159 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_dirty_buffer, |
217f66c6 MD |
160 | |
161 | TP_PROTO(struct buffer_head *bh), | |
162 | ||
163 | TP_ARGS(bh) | |
164 | ) | |
165 | #endif | |
166 | ||
f127e61e | 167 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, |
f62b389e MD |
168 | |
169 | TP_PROTO(struct request_queue *q, struct request *rq), | |
170 | ||
171 | TP_ARGS(q, rq), | |
172 | ||
f127e61e MD |
173 | TP_locvar( |
174 | sector_t sector; | |
175 | unsigned int nr_sector; | |
176 | unsigned char *cmd; | |
177 | size_t cmd_len; | |
f62b389e MD |
178 | ), |
179 | ||
265822ae | 180 | TP_code_pre( |
f127e61e MD |
181 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
182 | tp_locvar->sector = 0; | |
183 | tp_locvar->nr_sector = 0; | |
184 | tp_locvar->cmd = rq->cmd; | |
185 | tp_locvar->cmd_len = rq->cmd_len; | |
186 | } else { | |
187 | tp_locvar->sector = blk_rq_pos(rq); | |
188 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
189 | tp_locvar->cmd = NULL; | |
190 | tp_locvar->cmd_len = 0; | |
191 | } | |
f62b389e MD |
192 | ), |
193 | ||
f127e61e MD |
194 | TP_FIELDS( |
195 | ctf_integer(dev_t, dev, | |
196 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
197 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
198 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
199 | ctf_integer(int, errors, rq->errors) | |
200 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 201 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
202 | ctf_sequence_hex(unsigned char, cmd, |
203 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
204 | ), |
205 | ||
206 | TP_code_post() | |
f62b389e MD |
207 | ) |
208 | ||
209 | /** | |
210 | * block_rq_abort - abort block operation request | |
211 | * @q: queue containing the block operation request | |
212 | * @rq: block IO operation request | |
213 | * | |
214 | * Called immediately after pending block IO operation request @rq in | |
215 | * queue @q is aborted. The fields in the operation request @rq | |
216 | * can be examined to determine which device and sectors the pending | |
217 | * operation would access. | |
218 | */ | |
3bc29f0a | 219 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_abort, |
f62b389e MD |
220 | |
221 | TP_PROTO(struct request_queue *q, struct request *rq), | |
222 | ||
223 | TP_ARGS(q, rq) | |
224 | ) | |
225 | ||
226 | /** | |
227 | * block_rq_requeue - place block IO request back on a queue | |
228 | * @q: queue holding operation | |
229 | * @rq: block IO operation request | |
230 | * | |
231 | * The block operation request @rq is being placed back into queue | |
232 | * @q. For some reason the request was not completed and needs to be | |
233 | * put back in the queue. | |
234 | */ | |
3bc29f0a | 235 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue, |
f62b389e MD |
236 | |
237 | TP_PROTO(struct request_queue *q, struct request *rq), | |
238 | ||
239 | TP_ARGS(q, rq) | |
240 | ) | |
241 | ||
bba0442a AB |
242 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,5) \ |
243 | || LTTNG_KERNEL_RANGE(3,12,21, 3,13,0) \ | |
244 | || LTTNG_KERNEL_RANGE(3,10,41, 3,11,0) \ | |
cc3b2f06 | 245 | || LTTNG_KERNEL_RANGE(3,4,91, 3,5,0) \ |
f64d76a5 | 246 | || LTTNG_KERNEL_RANGE(3,2,58, 3,3,0) \ |
ff45399f | 247 | || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,28, 3,14,0,0) \ |
c94ac1ac | 248 | || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0)) |
1c53e689 MD |
249 | |
250 | /** | |
251 | * block_rq_complete - block IO operation completed by device driver | |
252 | * @q: queue containing the block operation request | |
253 | * @rq: block operations request | |
254 | * @nr_bytes: number of completed bytes | |
255 | * | |
256 | * The block_rq_complete tracepoint event indicates that some portion | |
257 | * of operation request has been completed by the device driver. If | |
258 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
259 | * do for the request. If @rq->bio is non-NULL then there is | |
260 | * additional work required to complete the request. | |
261 | */ | |
f127e61e | 262 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
1c53e689 MD |
263 | |
264 | TP_PROTO(struct request_queue *q, struct request *rq, | |
265 | unsigned int nr_bytes), | |
266 | ||
267 | TP_ARGS(q, rq, nr_bytes), | |
268 | ||
f127e61e MD |
269 | TP_locvar( |
270 | unsigned char *cmd; | |
271 | size_t cmd_len; | |
1c53e689 MD |
272 | ), |
273 | ||
265822ae | 274 | TP_code_pre( |
f127e61e MD |
275 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
276 | tp_locvar->cmd = rq->cmd; | |
277 | tp_locvar->cmd_len = rq->cmd_len; | |
278 | } else { | |
279 | tp_locvar->cmd = NULL; | |
280 | tp_locvar->cmd_len = 0; | |
281 | } | |
1c53e689 MD |
282 | ), |
283 | ||
f127e61e MD |
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_pos(rq)) | |
288 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
289 | ctf_integer(int, errors, rq->errors) | |
290 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 291 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) |
f127e61e MD |
292 | ctf_sequence_hex(unsigned char, cmd, |
293 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
294 | ), |
295 | ||
296 | TP_code_post() | |
1c53e689 MD |
297 | ) |
298 | ||
299 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */ | |
300 | ||
f62b389e MD |
301 | /** |
302 | * block_rq_complete - block IO operation completed by device driver | |
303 | * @q: queue containing the block operation request | |
304 | * @rq: block operations request | |
305 | * | |
306 | * The block_rq_complete tracepoint event indicates that some portion | |
307 | * of operation request has been completed by the device driver. If | |
308 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
309 | * do for the request. If @rq->bio is non-NULL then there is | |
310 | * additional work required to complete the request. | |
311 | */ | |
3bc29f0a | 312 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete, |
f62b389e MD |
313 | |
314 | TP_PROTO(struct request_queue *q, struct request *rq), | |
315 | ||
316 | TP_ARGS(q, rq) | |
317 | ) | |
318 | ||
1c53e689 MD |
319 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */ |
320 | ||
f127e61e | 321 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
f62b389e MD |
322 | |
323 | TP_PROTO(struct request_queue *q, struct request *rq), | |
324 | ||
325 | TP_ARGS(q, rq), | |
326 | ||
f127e61e MD |
327 | TP_locvar( |
328 | sector_t sector; | |
329 | unsigned int nr_sector; | |
330 | unsigned int bytes; | |
331 | unsigned char *cmd; | |
332 | size_t cmd_len; | |
f62b389e MD |
333 | ), |
334 | ||
265822ae | 335 | TP_code_pre( |
f127e61e MD |
336 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
337 | tp_locvar->sector = 0; | |
338 | tp_locvar->nr_sector = 0; | |
339 | tp_locvar->bytes = blk_rq_bytes(rq); | |
340 | tp_locvar->cmd = rq->cmd; | |
341 | tp_locvar->cmd_len = rq->cmd_len; | |
342 | } else { | |
343 | tp_locvar->sector = blk_rq_pos(rq); | |
344 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
345 | tp_locvar->bytes = 0; | |
346 | tp_locvar->cmd = NULL; | |
347 | tp_locvar->cmd_len = 0; | |
348 | } | |
f62b389e MD |
349 | ), |
350 | ||
f127e61e MD |
351 | TP_FIELDS( |
352 | ctf_integer(dev_t, dev, | |
353 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
354 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
355 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
356 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
357 | ctf_integer(pid_t, tid, current->pid) | |
358 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 359 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
360 | ctf_sequence_hex(unsigned char, cmd, |
361 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
362 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
265822ae MD |
363 | ), |
364 | ||
365 | TP_code_post() | |
f62b389e MD |
366 | ) |
367 | ||
368 | /** | |
369 | * block_rq_insert - insert block operation request into queue | |
370 | * @q: target queue | |
371 | * @rq: block IO operation request | |
372 | * | |
373 | * Called immediately before block operation request @rq is inserted | |
374 | * into queue @q. The fields in the operation request @rq struct can | |
375 | * be examined to determine which device and sectors the pending | |
376 | * operation would access. | |
377 | */ | |
3bc29f0a | 378 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, |
f62b389e MD |
379 | |
380 | TP_PROTO(struct request_queue *q, struct request *rq), | |
381 | ||
382 | TP_ARGS(q, rq) | |
383 | ) | |
384 | ||
385 | /** | |
386 | * block_rq_issue - issue pending block IO request operation to device driver | |
387 | * @q: queue holding operation | |
388 | * @rq: block IO operation operation request | |
389 | * | |
390 | * Called when block operation request @rq from queue @q is sent to a | |
391 | * device driver for processing. | |
392 | */ | |
3bc29f0a | 393 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, |
f62b389e MD |
394 | |
395 | TP_PROTO(struct request_queue *q, struct request *rq), | |
396 | ||
397 | TP_ARGS(q, rq) | |
398 | ) | |
399 | ||
400 | /** | |
401 | * block_bio_bounce - used bounce buffer when processing block operation | |
402 | * @q: queue holding the block operation | |
403 | * @bio: block operation | |
404 | * | |
405 | * A bounce buffer was used to handle the block operation @bio in @q. | |
406 | * This occurs when hardware limitations prevent a direct transfer of | |
407 | * data between the @bio data memory area and the IO device. Use of a | |
408 | * bounce buffer requires extra copying of data and decreases | |
409 | * performance. | |
410 | */ | |
3bc29f0a | 411 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, |
f62b389e MD |
412 | |
413 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
414 | ||
415 | TP_ARGS(q, bio), | |
416 | ||
f127e61e MD |
417 | TP_FIELDS( |
418 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
54c4c2e3 | 419 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
420 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
421 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
422 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
423 | lttng_bio_op(bio), lttng_bio_rw(bio), |
424 | bio->bi_iter.bi_size) | |
54c4c2e3 | 425 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
426 | ctf_integer(sector_t, sector, bio->bi_sector) |
427 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
428 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
429 | lttng_bio_op(bio), lttng_bio_rw(bio), |
430 | bio->bi_size) | |
54c4c2e3 | 431 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
432 | ctf_integer(pid_t, tid, current->pid) |
433 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
434 | ) | |
f62b389e MD |
435 | ) |
436 | ||
437 | /** | |
438 | * block_bio_complete - completed all work on the block operation | |
439 | * @q: queue holding the block operation | |
440 | * @bio: block operation completed | |
441 | * @error: io error value | |
442 | * | |
443 | * This tracepoint indicates there is no further work to do on this | |
444 | * block IO operation @bio. | |
445 | */ | |
3bc29f0a | 446 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, |
f62b389e | 447 | |
1bc491fc | 448 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) |
f62b389e MD |
449 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), |
450 | ||
451 | TP_ARGS(q, bio, error), | |
7c68b363 AG |
452 | #else |
453 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
454 | ||
455 | TP_ARGS(q, bio), | |
456 | #endif | |
f62b389e | 457 | |
f127e61e MD |
458 | TP_FIELDS( |
459 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
54c4c2e3 | 460 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
461 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
462 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
463 | ctf_integer(int, error, error) | |
464 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
465 | lttng_bio_op(bio), lttng_bio_rw(bio), |
466 | bio->bi_iter.bi_size) | |
54c4c2e3 | 467 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
468 | ctf_integer(sector_t, sector, bio->bi_sector) |
469 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
7c68b363 | 470 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) |
f127e61e | 471 | ctf_integer(int, error, error) |
7c68b363 | 472 | #else |
f127e61e | 473 | ctf_integer(int, error, 0) |
7c68b363 | 474 | #endif |
f127e61e | 475 | blk_rwbs_ctf_integer(unsigned int, rwbs, |
e6d2cc09 | 476 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
54c4c2e3 | 477 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e | 478 | ) |
f62b389e MD |
479 | ) |
480 | ||
217f66c6 | 481 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) |
3bc29f0a | 482 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
217f66c6 MD |
483 | |
484 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
485 | ||
486 | TP_ARGS(q, rq, bio), | |
487 | ||
f127e61e MD |
488 | TP_FIELDS( |
489 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
54c4c2e3 | 490 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
491 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
492 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
493 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
494 | lttng_bio_op(bio), lttng_bio_rw(bio), |
495 | bio->bi_iter.bi_size) | |
54c4c2e3 | 496 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
497 | ctf_integer(sector_t, sector, bio->bi_sector) |
498 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
499 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 500 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
54c4c2e3 | 501 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
502 | ctf_integer(pid_t, tid, current->pid) |
503 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
504 | ) | |
217f66c6 MD |
505 | ) |
506 | ||
507 | /** | |
508 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
509 | * @q: queue holding operation | |
510 | * @bio: new block operation to merge | |
511 | * | |
512 | * Merging block request @bio to the end of an existing block request | |
513 | * in queue @q. | |
514 | */ | |
3bc29f0a | 515 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_backmerge, |
217f66c6 MD |
516 | |
517 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
518 | ||
519 | TP_ARGS(q, rq, bio) | |
520 | ) | |
521 | ||
522 | /** | |
523 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
524 | * @q: queue holding operation | |
525 | * @bio: new block operation to merge | |
526 | * | |
527 | * Merging block IO operation @bio to the beginning of an existing block | |
528 | * operation in queue @q. | |
529 | */ | |
3bc29f0a | 530 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_frontmerge, |
217f66c6 MD |
531 | |
532 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
533 | ||
534 | TP_ARGS(q, rq, bio) | |
535 | ) | |
536 | ||
537 | /** | |
538 | * block_bio_queue - putting new block IO operation in queue | |
539 | * @q: queue holding operation | |
540 | * @bio: new block operation | |
541 | * | |
542 | * About to place the block IO operation @bio into queue @q. | |
543 | */ | |
3bc29f0a | 544 | LTTNG_TRACEPOINT_EVENT(block_bio_queue, |
217f66c6 MD |
545 | |
546 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
547 | ||
548 | TP_ARGS(q, bio), | |
549 | ||
f127e61e MD |
550 | TP_FIELDS( |
551 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
54c4c2e3 | 552 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
553 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
554 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
555 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
556 | lttng_bio_op(bio), lttng_bio_rw(bio), |
557 | bio->bi_iter.bi_size) | |
54c4c2e3 | 558 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
559 | ctf_integer(sector_t, sector, bio->bi_sector) |
560 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
561 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 562 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
54c4c2e3 | 563 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
564 | ctf_integer(pid_t, tid, current->pid) |
565 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
566 | ) | |
217f66c6 | 567 | ) |
f127e61e | 568 | #else /* if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */ |
3bc29f0a | 569 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
f62b389e MD |
570 | |
571 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
572 | ||
573 | TP_ARGS(q, bio), | |
574 | ||
f127e61e MD |
575 | TP_FIELDS( |
576 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
577 | ctf_integer(sector_t, sector, bio->bi_sector) | |
578 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
579 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 580 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
581 | ctf_integer(pid_t, tid, current->pid) |
582 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
583 | ) | |
f62b389e MD |
584 | ) |
585 | ||
586 | /** | |
587 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
588 | * @q: queue holding operation | |
589 | * @bio: new block operation to merge | |
590 | * | |
591 | * Merging block request @bio to the end of an existing block request | |
592 | * in queue @q. | |
593 | */ | |
3bc29f0a | 594 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, |
f62b389e MD |
595 | |
596 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
597 | ||
598 | TP_ARGS(q, bio) | |
599 | ) | |
600 | ||
601 | /** | |
602 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
603 | * @q: queue holding operation | |
604 | * @bio: new block operation to merge | |
605 | * | |
606 | * Merging block IO operation @bio to the beginning of an existing block | |
607 | * operation in queue @q. | |
608 | */ | |
3bc29f0a | 609 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, |
f62b389e MD |
610 | |
611 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
612 | ||
613 | TP_ARGS(q, bio) | |
614 | ) | |
615 | ||
616 | /** | |
617 | * block_bio_queue - putting new block IO operation in queue | |
618 | * @q: queue holding operation | |
619 | * @bio: new block operation | |
620 | * | |
621 | * About to place the block IO operation @bio into queue @q. | |
622 | */ | |
3bc29f0a | 623 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, |
f62b389e MD |
624 | |
625 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
626 | ||
627 | TP_ARGS(q, bio) | |
628 | ) | |
f127e61e | 629 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */ |
f62b389e | 630 | |
3bc29f0a | 631 | LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, |
f62b389e MD |
632 | |
633 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
634 | ||
635 | TP_ARGS(q, bio, rw), | |
636 | ||
f127e61e MD |
637 | TP_FIELDS( |
638 | ctf_integer(dev_t, dev, bio ? bio->bi_bdev->bd_dev : 0) | |
54c4c2e3 | 639 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
640 | ctf_integer(sector_t, sector, bio ? bio->bi_iter.bi_sector : 0) |
641 | ctf_integer(unsigned int, nr_sector, | |
642 | bio ? bio_sectors(bio) : 0) | |
643 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
644 | bio ? lttng_bio_op(bio) : 0, |
645 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 646 | bio ? bio->bi_iter.bi_size : 0) |
54c4c2e3 | 647 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
648 | ctf_integer(sector_t, sector, bio ? bio->bi_sector : 0) |
649 | ctf_integer(unsigned int, nr_sector, | |
650 | bio ? bio->bi_size >> 9 : 0) | |
651 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
652 | bio ? lttng_bio_op(bio) : 0, |
653 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 654 | bio ? bio->bi_size : 0) |
54c4c2e3 | 655 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
656 | ctf_integer(pid_t, tid, current->pid) |
657 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
658 | ) | |
f62b389e MD |
659 | ) |
660 | ||
661 | /** | |
662 | * block_getrq - get a free request entry in queue for block IO operations | |
663 | * @q: queue for operations | |
664 | * @bio: pending block IO operation | |
665 | * @rw: low bit indicates a read (%0) or a write (%1) | |
666 | * | |
667 | * A request struct for queue @q has been allocated to handle the | |
668 | * block IO operation @bio. | |
669 | */ | |
3bc29f0a | 670 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_getrq, |
f62b389e MD |
671 | |
672 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
673 | ||
674 | TP_ARGS(q, bio, rw) | |
675 | ) | |
676 | ||
677 | /** | |
678 | * block_sleeprq - waiting to get a free request entry in queue for block IO operation | |
679 | * @q: queue for operation | |
680 | * @bio: pending block IO operation | |
681 | * @rw: low bit indicates a read (%0) or a write (%1) | |
682 | * | |
683 | * In the case where a request struct cannot be provided for queue @q | |
684 | * the process needs to wait for an request struct to become | |
685 | * available. This tracepoint event is generated each time the | |
686 | * process goes to sleep waiting for request struct become available. | |
687 | */ | |
3bc29f0a | 688 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_sleeprq, |
f62b389e MD |
689 | |
690 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
691 | ||
692 | TP_ARGS(q, bio, rw) | |
693 | ) | |
694 | ||
695 | /** | |
696 | * block_plug - keep operations requests in request queue | |
697 | * @q: request queue to plug | |
698 | * | |
699 | * Plug the request queue @q. Do not allow block operation requests | |
700 | * to be sent to the device driver. Instead, accumulate requests in | |
701 | * the queue to improve throughput performance of the block device. | |
702 | */ | |
3bc29f0a | 703 | LTTNG_TRACEPOINT_EVENT(block_plug, |
f62b389e MD |
704 | |
705 | TP_PROTO(struct request_queue *q), | |
706 | ||
707 | TP_ARGS(q), | |
708 | ||
f127e61e MD |
709 | TP_FIELDS( |
710 | ctf_integer(pid_t, tid, current->pid) | |
711 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
712 | ) | |
f62b389e MD |
713 | ) |
714 | ||
3bc29f0a | 715 | LTTNG_TRACEPOINT_EVENT_CLASS(block_unplug, |
f62b389e | 716 | |
7c68b363 | 717 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
f62b389e MD |
718 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), |
719 | ||
720 | TP_ARGS(q, depth, explicit), | |
7c68b363 AG |
721 | #else |
722 | TP_PROTO(struct request_queue *q), | |
723 | ||
724 | TP_ARGS(q), | |
725 | #endif | |
f62b389e | 726 | |
f127e61e | 727 | TP_FIELDS( |
7c68b363 | 728 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
f127e61e | 729 | ctf_integer(int, nr_rq, depth) |
7c68b363 | 730 | #else |
f127e61e | 731 | ctf_integer(int, nr_rq, q->rq.count[READ] + q->rq.count[WRITE]) |
7c68b363 | 732 | #endif |
f127e61e MD |
733 | ctf_integer(pid_t, tid, current->pid) |
734 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
735 | ) | |
f62b389e MD |
736 | ) |
737 | ||
7c68b363 AG |
738 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39)) |
739 | /** | |
740 | * block_unplug_timer - timed release of operations requests in queue to device driver | |
741 | * @q: request queue to unplug | |
742 | * | |
743 | * Unplug the request queue @q because a timer expired and allow block | |
744 | * operation requests to be sent to the device driver. | |
745 | */ | |
3bc29f0a | 746 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug_timer, |
7c68b363 AG |
747 | |
748 | TP_PROTO(struct request_queue *q), | |
749 | ||
750 | TP_ARGS(q) | |
751 | ) | |
752 | #endif | |
753 | ||
f62b389e MD |
754 | /** |
755 | * block_unplug - release of operations requests in request queue | |
756 | * @q: request queue to unplug | |
757 | * @depth: number of requests just added to the queue | |
758 | * @explicit: whether this was an explicit unplug, or one from schedule() | |
759 | * | |
760 | * Unplug request queue @q because device driver is scheduled to work | |
761 | * on elements in the request queue. | |
762 | */ | |
7c68b363 | 763 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
3bc29f0a | 764 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug, |
7c68b363 | 765 | #else |
3bc29f0a | 766 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug_io, |
7c68b363 | 767 | #endif |
f62b389e | 768 | |
7c68b363 | 769 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)) |
f62b389e MD |
770 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), |
771 | ||
772 | TP_ARGS(q, depth, explicit) | |
7c68b363 AG |
773 | #else |
774 | TP_PROTO(struct request_queue *q), | |
775 | ||
776 | TP_ARGS(q) | |
777 | #endif | |
f62b389e MD |
778 | ) |
779 | ||
780 | /** | |
781 | * block_split - split a single bio struct into two bio structs | |
782 | * @q: queue containing the bio | |
783 | * @bio: block operation being split | |
784 | * @new_sector: The starting sector for the new bio | |
785 | * | |
786 | * The bio request @bio in request queue @q needs to be split into two | |
787 | * bio requests. The newly created @bio request starts at | |
788 | * @new_sector. This split may be required due to hardware limitation | |
789 | * such as operation crossing device boundaries in a RAID system. | |
790 | */ | |
3bc29f0a | 791 | LTTNG_TRACEPOINT_EVENT(block_split, |
f62b389e MD |
792 | |
793 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
794 | unsigned int new_sector), | |
795 | ||
796 | TP_ARGS(q, bio, new_sector), | |
797 | ||
f127e61e MD |
798 | TP_FIELDS( |
799 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
54c4c2e3 | 800 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
801 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
802 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
803 | lttng_bio_op(bio), lttng_bio_rw(bio), |
804 | bio->bi_iter.bi_size) | |
54c4c2e3 | 805 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
806 | ctf_integer(sector_t, sector, bio->bi_sector) |
807 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 808 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
54c4c2e3 | 809 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
810 | ctf_integer(sector_t, new_sector, new_sector) |
811 | ctf_integer(pid_t, tid, current->pid) | |
812 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
813 | ) | |
f62b389e MD |
814 | ) |
815 | ||
816 | /** | |
817 | * block_bio_remap - map request for a logical device to the raw device | |
818 | * @q: queue holding the operation | |
819 | * @bio: revised operation | |
820 | * @dev: device for the operation | |
821 | * @from: original sector for the operation | |
822 | * | |
823 | * An operation for a logical device has been mapped to the | |
824 | * raw block device. | |
825 | */ | |
7c68b363 | 826 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) |
3bc29f0a | 827 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
7c68b363 | 828 | #else |
3bc29f0a | 829 | LTTNG_TRACEPOINT_EVENT(block_remap, |
7c68b363 | 830 | #endif |
f62b389e MD |
831 | |
832 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
833 | sector_t from), | |
834 | ||
835 | TP_ARGS(q, bio, dev, from), | |
836 | ||
f127e61e MD |
837 | TP_FIELDS( |
838 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
54c4c2e3 | 839 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) |
f127e61e MD |
840 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
841 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
842 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
843 | lttng_bio_op(bio), lttng_bio_rw(bio), |
844 | bio->bi_iter.bi_size) | |
54c4c2e3 | 845 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
846 | ctf_integer(sector_t, sector, bio->bi_sector) |
847 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
848 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 849 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
54c4c2e3 | 850 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
851 | ctf_integer(dev_t, old_dev, dev) |
852 | ctf_integer(sector_t, old_sector, from) | |
853 | ) | |
f62b389e MD |
854 | ) |
855 | ||
7c68b363 | 856 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) |
f62b389e MD |
857 | /** |
858 | * block_rq_remap - map request for a block operation request | |
859 | * @q: queue holding the operation | |
860 | * @rq: block IO operation request | |
861 | * @dev: device for the operation | |
862 | * @from: original sector for the operation | |
863 | * | |
864 | * The block operation request @rq in @q has been remapped. The block | |
865 | * operation request @rq holds the current information and @from hold | |
866 | * the original sector. | |
867 | */ | |
3bc29f0a | 868 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, |
f62b389e MD |
869 | |
870 | TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, | |
871 | sector_t from), | |
872 | ||
873 | TP_ARGS(q, rq, dev, from), | |
874 | ||
f127e61e MD |
875 | TP_FIELDS( |
876 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
877 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
878 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
879 | ctf_integer(dev_t, old_dev, dev) | |
880 | ctf_integer(sector_t, old_sector, from) | |
881 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 882 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e | 883 | ) |
f62b389e | 884 | ) |
7c68b363 | 885 | #endif |
f62b389e MD |
886 | |
887 | #undef __print_rwbs_flags | |
888 | #undef blk_fill_rwbs | |
889 | ||
3bc29f0a | 890 | #endif /* LTTNG_TRACE_BLOCK_H */ |
f62b389e MD |
891 | |
892 | /* This part must be outside protection */ | |
6ec43db8 | 893 | #include <probes/define_trace.h> |