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b7cdc182 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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 | |
3b4aafcb | 8 | #include <lttng/tracepoint-event.h> |
f62b389e MD |
9 | #include <linux/blktrace_api.h> |
10 | #include <linux/blkdev.h> | |
f62b389e | 11 | #include <linux/trace_seq.h> |
5f4c791e | 12 | #include <lttng/kernel-version.h> |
7c68b363 | 13 | |
5f4c791e | 14 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f | 15 | #include <scsi/scsi_request.h> |
5f4c791e | 16 | #endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
8a9f549f | 17 | |
f62b389e MD |
18 | #ifndef _TRACE_BLOCK_DEF_ |
19 | #define _TRACE_BLOCK_DEF_ | |
20 | ||
f62b389e MD |
21 | enum { |
22 | RWBS_FLAG_WRITE = (1 << 0), | |
23 | RWBS_FLAG_DISCARD = (1 << 1), | |
24 | RWBS_FLAG_READ = (1 << 2), | |
25 | RWBS_FLAG_RAHEAD = (1 << 3), | |
7c68b363 AG |
26 | RWBS_FLAG_BARRIER = (1 << 4), |
27 | RWBS_FLAG_SYNC = (1 << 5), | |
28 | RWBS_FLAG_META = (1 << 6), | |
29 | RWBS_FLAG_SECURE = (1 << 7), | |
30 | RWBS_FLAG_FLUSH = (1 << 8), | |
31 | RWBS_FLAG_FUA = (1 << 9), | |
e6d2cc09 | 32 | RWBS_FLAG_PREFLUSH = (1 << 10), |
f62b389e MD |
33 | }; |
34 | ||
35 | #endif /* _TRACE_BLOCK_DEF_ */ | |
36 | ||
b76633f1 | 37 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
23634515 GB |
38 | LTTNG_TRACEPOINT_ENUM(block_rq_type, |
39 | TP_ENUM_VALUES( | |
40 | ctf_enum_value("RWBS_FLAG_WRITE", RWBS_FLAG_WRITE) | |
41 | ctf_enum_value("RWBS_FLAG_DISCARD", RWBS_FLAG_DISCARD) | |
42 | ctf_enum_value("RWBS_FLAG_READ", RWBS_FLAG_READ) | |
43 | ctf_enum_value("RWBS_FLAG_RAHEAD", RWBS_FLAG_RAHEAD) | |
44 | ctf_enum_value("RWBS_FLAG_BARRIER", RWBS_FLAG_BARRIER) | |
45 | ctf_enum_value("RWBS_FLAG_SYNC", RWBS_FLAG_SYNC) | |
46 | ctf_enum_value("RWBS_FLAG_META", RWBS_FLAG_META) | |
47 | ctf_enum_value("RWBS_FLAG_SECURE", RWBS_FLAG_SECURE) | |
48 | ctf_enum_value("RWBS_FLAG_FLUSH", RWBS_FLAG_FLUSH) | |
49 | ctf_enum_value("RWBS_FLAG_FUA", RWBS_FLAG_FUA) | |
50 | ctf_enum_value("RWBS_FLAG_PREFLUSH", RWBS_FLAG_PREFLUSH) | |
51 | ) | |
52 | ) | |
b76633f1 | 53 | #endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ |
23634515 | 54 | |
5f4c791e | 55 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,8,0) || \ |
0badc02f MJ |
56 | LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \ |
57 | LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \ | |
58 | LTTNG_SLE_KERNEL_RANGE(4,4,92,6,0,0, 4,4,92,7,0,0) || \ | |
59 | LTTNG_SLE_KERNEL_RANGE(4,4,103,6,0,0, 4,4,103,7,0,0) || \ | |
60 | LTTNG_SLE_KERNEL_RANGE(4,4,114,94,0,0, 4,4,114,95,0,0) || \ | |
61 | LTTNG_SLE_KERNEL_RANGE(4,4,120,94,0,0, 4,4,120,95,0,0) || \ | |
62 | LTTNG_SLE_KERNEL_RANGE(4,4,126,94,0,0, 4,5,0,0,0,0)) | |
e6d2cc09 MD |
63 | |
64 | #define lttng_req_op(rq) req_op(rq) | |
65 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
66 | #define lttng_bio_op(bio) bio_op(bio) | |
67 | #define lttng_bio_rw(bio) ((bio)->bi_opf) | |
68 | ||
b76633f1 | 69 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
e6d2cc09 | 70 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ |
23634515 | 71 | ctf_enum(block_rq_type, type, rwbs, \ |
e6d2cc09 MD |
72 | (((op) == REQ_OP_WRITE || (op) == REQ_OP_WRITE_SAME) ? RWBS_FLAG_WRITE : \ |
73 | ( (op) == REQ_OP_DISCARD ? RWBS_FLAG_DISCARD : \ | |
74 | ( (op) == REQ_OP_SECURE_ERASE ? (RWBS_FLAG_DISCARD | RWBS_FLAG_SECURE) : \ | |
75 | ( (op) == REQ_OP_FLUSH ? RWBS_FLAG_FLUSH : \ | |
76 | ( (op) == REQ_OP_READ ? RWBS_FLAG_READ : \ | |
77 | ( 0 )))))) \ | |
78 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
79 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
80 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
81 | | ((rw) & REQ_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \ | |
82 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
b76633f1 MJ |
83 | #else |
84 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
85 | ctf_integer(type, rwbs, \ | |
86 | (((op) == REQ_OP_WRITE || (op) == REQ_OP_WRITE_SAME) ? RWBS_FLAG_WRITE : \ | |
87 | ( (op) == REQ_OP_DISCARD ? RWBS_FLAG_DISCARD : \ | |
88 | ( (op) == REQ_OP_SECURE_ERASE ? (RWBS_FLAG_DISCARD | RWBS_FLAG_SECURE) : \ | |
89 | ( (op) == REQ_OP_FLUSH ? RWBS_FLAG_FLUSH : \ | |
90 | ( (op) == REQ_OP_READ ? RWBS_FLAG_READ : \ | |
91 | ( 0 )))))) \ | |
92 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
93 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
94 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
95 | | ((rw) & REQ_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \ | |
96 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
97 | #endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ | |
e6d2cc09 | 98 | |
5f4c791e | 99 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) |
7c68b363 | 100 | |
e6d2cc09 MD |
101 | #define lttng_req_op(rq) |
102 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
103 | #define lttng_bio_op(bio) | |
104 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
105 | ||
b76633f1 | 106 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
e6d2cc09 | 107 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ |
23634515 | 108 | ctf_enum(block_rq_type, type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
109 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
110 | ( (bytes) ? RWBS_FLAG_READ : \ | |
111 | ( 0 )))) \ | |
112 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
113 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
114 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
115 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0) \ | |
116 | | ((rw) & REQ_FLUSH ? RWBS_FLAG_FLUSH : 0) \ | |
117 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
b76633f1 MJ |
118 | #else |
119 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
120 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ | |
121 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ | |
122 | ( (bytes) ? RWBS_FLAG_READ : \ | |
123 | ( 0 )))) \ | |
124 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
125 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
126 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
127 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0) \ | |
128 | | ((rw) & REQ_FLUSH ? RWBS_FLAG_FLUSH : 0) \ | |
129 | | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) | |
130 | #endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ | |
7c68b363 | 131 | |
5093a483 | 132 | #else |
7c68b363 | 133 | |
e6d2cc09 MD |
134 | #define lttng_req_op(rq) |
135 | #define lttng_req_rw(rq) ((rq)->cmd_flags) | |
136 | #define lttng_bio_op(bio) | |
137 | #define lttng_bio_rw(bio) ((bio)->bi_rw) | |
138 | ||
b76633f1 | 139 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
e6d2cc09 | 140 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ |
23634515 | 141 | ctf_enum(block_rq_type, type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
142 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
143 | ( (bytes) ? RWBS_FLAG_READ : \ | |
144 | ( 0 )))) \ | |
145 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
7c68b363 AG |
146 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ |
147 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
148 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) | |
b76633f1 MJ |
149 | #else |
150 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ | |
151 | ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ | |
152 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ | |
153 | ( (bytes) ? RWBS_FLAG_READ : \ | |
154 | ( 0 )))) \ | |
155 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
156 | | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | |
157 | | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | |
158 | | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) | |
159 | #endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ | |
7c68b363 | 160 | |
7c68b363 AG |
161 | #endif |
162 | ||
5f4c791e | 163 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
3bc29f0a | 164 | LTTNG_TRACEPOINT_EVENT_CLASS(block_buffer, |
217f66c6 MD |
165 | |
166 | TP_PROTO(struct buffer_head *bh), | |
167 | ||
168 | TP_ARGS(bh), | |
169 | ||
f127e61e MD |
170 | TP_FIELDS ( |
171 | ctf_integer(dev_t, dev, bh->b_bdev->bd_dev) | |
172 | ctf_integer(sector_t, sector, bh->b_blocknr) | |
173 | ctf_integer(size_t, size, bh->b_size) | |
217f66c6 MD |
174 | ) |
175 | ) | |
176 | ||
177 | /** | |
178 | * block_touch_buffer - mark a buffer accessed | |
179 | * @bh: buffer_head being touched | |
180 | * | |
181 | * Called from touch_buffer(). | |
182 | */ | |
3bc29f0a | 183 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_touch_buffer, |
217f66c6 MD |
184 | |
185 | TP_PROTO(struct buffer_head *bh), | |
186 | ||
187 | TP_ARGS(bh) | |
188 | ) | |
189 | ||
190 | /** | |
191 | * block_dirty_buffer - mark a buffer dirty | |
192 | * @bh: buffer_head being dirtied | |
193 | * | |
194 | * Called from mark_buffer_dirty(). | |
195 | */ | |
3bc29f0a | 196 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_dirty_buffer, |
217f66c6 MD |
197 | |
198 | TP_PROTO(struct buffer_head *bh), | |
199 | ||
200 | TP_ARGS(bh) | |
201 | ) | |
202 | #endif | |
203 | ||
5f4c791e | 204 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
d2457078 | 205 | /* block_rq_with_error event class removed in kernel 4.12 */ |
5f4c791e | 206 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
f127e61e | 207 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, |
f62b389e MD |
208 | |
209 | TP_PROTO(struct request_queue *q, struct request *rq), | |
210 | ||
211 | TP_ARGS(q, rq), | |
212 | ||
f127e61e MD |
213 | TP_locvar( |
214 | sector_t sector; | |
215 | unsigned int nr_sector; | |
216 | unsigned char *cmd; | |
217 | size_t cmd_len; | |
f62b389e MD |
218 | ), |
219 | ||
265822ae | 220 | TP_code_pre( |
8a9f549f FD |
221 | if (blk_rq_is_scsi(rq)) { |
222 | struct scsi_request *scsi_rq = scsi_req(rq); | |
223 | tp_locvar->sector = 0; | |
224 | tp_locvar->nr_sector = 0; | |
225 | tp_locvar->cmd = scsi_rq->cmd; | |
226 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
227 | } else { | |
228 | tp_locvar->sector = blk_rq_pos(rq); | |
229 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
230 | tp_locvar->cmd = NULL; | |
231 | tp_locvar->cmd_len = 0; | |
232 | } | |
233 | ), | |
234 | ||
235 | TP_FIELDS( | |
236 | ctf_integer(dev_t, dev, | |
237 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
238 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
239 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
240 | ctf_integer(int, errors, rq->errors) | |
241 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
242 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
243 | ctf_sequence_hex(unsigned char, cmd, | |
244 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
245 | ), | |
246 | ||
247 | TP_code_post() | |
248 | ) | |
5f4c791e | 249 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
8a9f549f FD |
250 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, |
251 | ||
252 | TP_PROTO(struct request_queue *q, struct request *rq), | |
253 | ||
254 | TP_ARGS(q, rq), | |
255 | ||
256 | TP_locvar( | |
257 | sector_t sector; | |
258 | unsigned int nr_sector; | |
259 | unsigned char *cmd; | |
260 | size_t cmd_len; | |
261 | ), | |
262 | ||
263 | TP_code_pre( | |
264 | ||
f127e61e MD |
265 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
266 | tp_locvar->sector = 0; | |
267 | tp_locvar->nr_sector = 0; | |
268 | tp_locvar->cmd = rq->cmd; | |
269 | tp_locvar->cmd_len = rq->cmd_len; | |
270 | } else { | |
271 | tp_locvar->sector = blk_rq_pos(rq); | |
272 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
273 | tp_locvar->cmd = NULL; | |
274 | tp_locvar->cmd_len = 0; | |
275 | } | |
f62b389e MD |
276 | ), |
277 | ||
f127e61e MD |
278 | TP_FIELDS( |
279 | ctf_integer(dev_t, dev, | |
280 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
281 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
282 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
283 | ctf_integer(int, errors, rq->errors) | |
284 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 285 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
286 | ctf_sequence_hex(unsigned char, cmd, |
287 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
288 | ), |
289 | ||
290 | TP_code_post() | |
f62b389e | 291 | ) |
5f4c791e | 292 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f62b389e | 293 | |
5f4c791e | 294 | #if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(4,12,0)) |
f62b389e MD |
295 | /** |
296 | * block_rq_abort - abort block operation request | |
297 | * @q: queue containing the block operation request | |
298 | * @rq: block IO operation request | |
299 | * | |
300 | * Called immediately after pending block IO operation request @rq in | |
301 | * queue @q is aborted. The fields in the operation request @rq | |
302 | * can be examined to determine which device and sectors the pending | |
303 | * operation would access. | |
304 | */ | |
3bc29f0a | 305 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_abort, |
f62b389e MD |
306 | |
307 | TP_PROTO(struct request_queue *q, struct request *rq), | |
308 | ||
309 | TP_ARGS(q, rq) | |
310 | ) | |
d2457078 | 311 | #endif |
f62b389e | 312 | |
5f4c791e | 313 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2d67b98e MJ |
314 | /** |
315 | * block_rq_requeue - place block IO request back on a queue | |
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 | */ | |
322 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, | |
323 | ||
324 | TP_PROTO(struct request *rq), | |
325 | ||
326 | TP_ARGS(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 | ) | |
5f4c791e | 337 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
f62b389e MD |
338 | /** |
339 | * block_rq_requeue - place block IO request back on a queue | |
340 | * @q: queue holding operation | |
341 | * @rq: block IO operation request | |
342 | * | |
343 | * The block operation request @rq is being placed back into queue | |
344 | * @q. For some reason the request was not completed and needs to be | |
345 | * put back in the queue. | |
346 | */ | |
d2457078 MJ |
347 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, |
348 | ||
349 | TP_PROTO(struct request_queue *q, struct request *rq), | |
350 | ||
351 | TP_ARGS(q, rq), | |
352 | ||
353 | TP_FIELDS( | |
354 | ctf_integer(dev_t, dev, | |
355 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
356 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
357 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
358 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
359 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
360 | ) | |
361 | ) | |
362 | #else | |
3bc29f0a | 363 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue, |
f62b389e MD |
364 | |
365 | TP_PROTO(struct request_queue *q, struct request *rq), | |
366 | ||
367 | TP_ARGS(q, rq) | |
368 | ) | |
d2457078 | 369 | #endif |
f62b389e | 370 | |
1c53e689 MD |
371 | /** |
372 | * block_rq_complete - block IO operation completed by device driver | |
373 | * @q: queue containing the block operation request | |
374 | * @rq: block operations request | |
375 | * @nr_bytes: number of completed bytes | |
376 | * | |
377 | * The block_rq_complete tracepoint event indicates that some portion | |
378 | * of operation request has been completed by the device driver. If | |
379 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
380 | * do for the request. If @rq->bio is non-NULL then there is | |
381 | * additional work required to complete the request. | |
382 | */ | |
2f0087ab MJ |
383 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,16,0)) |
384 | LTTNG_TRACEPOINT_EVENT(block_rq_complete, | |
385 | ||
386 | TP_PROTO(struct request *rq, blk_status_t error, unsigned int nr_bytes), | |
387 | ||
388 | TP_ARGS(rq, error, nr_bytes), | |
389 | ||
390 | TP_FIELDS( | |
391 | ctf_integer(dev_t, dev, | |
392 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
393 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
394 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
395 | ctf_integer(int, error, blk_status_to_errno(error)) | |
396 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
397 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
398 | ) | |
399 | ) | |
400 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) | |
d2457078 MJ |
401 | LTTNG_TRACEPOINT_EVENT(block_rq_complete, |
402 | ||
403 | TP_PROTO(struct request *rq, int error, unsigned int nr_bytes), | |
404 | ||
405 | TP_ARGS(rq, error, nr_bytes), | |
406 | ||
407 | TP_FIELDS( | |
408 | ctf_integer(dev_t, dev, | |
409 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
410 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
411 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
412 | ctf_integer(int, error, error) | |
413 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
414 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
415 | ) | |
416 | ) | |
5f4c791e | 417 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f FD |
418 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
419 | ||
420 | TP_PROTO(struct request_queue *q, struct request *rq, | |
421 | unsigned int nr_bytes), | |
422 | ||
423 | TP_ARGS(q, rq, nr_bytes), | |
424 | ||
425 | TP_locvar( | |
426 | unsigned char *cmd; | |
427 | size_t cmd_len; | |
428 | ), | |
429 | ||
430 | TP_code_pre( | |
431 | if (blk_rq_is_scsi(rq)) { | |
432 | struct scsi_request *scsi_rq = scsi_req(rq); | |
433 | tp_locvar->cmd = scsi_rq->cmd; | |
434 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
435 | } else { | |
436 | tp_locvar->cmd = NULL; | |
437 | tp_locvar->cmd_len = 0; | |
438 | } | |
439 | ), | |
440 | ||
441 | TP_FIELDS( | |
442 | ctf_integer(dev_t, dev, | |
443 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
444 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
445 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
446 | ctf_integer(int, errors, rq->errors) | |
447 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
448 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
449 | ctf_sequence_hex(unsigned char, cmd, | |
450 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
451 | ), | |
452 | ||
453 | TP_code_post() | |
454 | ) | |
5f4c791e | 455 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,5) \ |
8a9f549f FD |
456 | || LTTNG_KERNEL_RANGE(3,12,21, 3,13,0) \ |
457 | || LTTNG_KERNEL_RANGE(3,10,41, 3,11,0) \ | |
458 | || LTTNG_KERNEL_RANGE(3,4,91, 3,5,0) \ | |
459 | || LTTNG_KERNEL_RANGE(3,2,58, 3,3,0) \ | |
460 | || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,28, 3,14,0,0) \ | |
461 | || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0)) | |
462 | ||
f127e61e | 463 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
1c53e689 MD |
464 | |
465 | TP_PROTO(struct request_queue *q, struct request *rq, | |
466 | unsigned int nr_bytes), | |
467 | ||
468 | TP_ARGS(q, rq, nr_bytes), | |
469 | ||
f127e61e MD |
470 | TP_locvar( |
471 | unsigned char *cmd; | |
472 | size_t cmd_len; | |
1c53e689 MD |
473 | ), |
474 | ||
265822ae | 475 | TP_code_pre( |
f127e61e MD |
476 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
477 | tp_locvar->cmd = rq->cmd; | |
478 | tp_locvar->cmd_len = rq->cmd_len; | |
479 | } else { | |
480 | tp_locvar->cmd = NULL; | |
481 | tp_locvar->cmd_len = 0; | |
482 | } | |
1c53e689 MD |
483 | ), |
484 | ||
f127e61e MD |
485 | TP_FIELDS( |
486 | ctf_integer(dev_t, dev, | |
487 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
488 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
489 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
490 | ctf_integer(int, errors, rq->errors) | |
491 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 492 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) |
f127e61e MD |
493 | ctf_sequence_hex(unsigned char, cmd, |
494 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
495 | ), |
496 | ||
497 | TP_code_post() | |
1c53e689 MD |
498 | ) |
499 | ||
5f4c791e | 500 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ |
1c53e689 | 501 | |
f62b389e MD |
502 | /** |
503 | * block_rq_complete - block IO operation completed by device driver | |
504 | * @q: queue containing the block operation request | |
505 | * @rq: block operations request | |
506 | * | |
507 | * The block_rq_complete tracepoint event indicates that some portion | |
508 | * of operation request has been completed by the device driver. If | |
509 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
510 | * do for the request. If @rq->bio is non-NULL then there is | |
511 | * additional work required to complete the request. | |
512 | */ | |
3bc29f0a | 513 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete, |
f62b389e MD |
514 | |
515 | TP_PROTO(struct request_queue *q, struct request *rq), | |
516 | ||
517 | TP_ARGS(q, rq) | |
518 | ) | |
519 | ||
5f4c791e | 520 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ |
1c53e689 | 521 | |
5f4c791e | 522 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2d67b98e MJ |
523 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, |
524 | ||
525 | TP_PROTO(struct request *rq), | |
526 | ||
527 | TP_ARGS(rq), | |
528 | ||
529 | TP_FIELDS( | |
530 | ctf_integer(dev_t, dev, | |
531 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
532 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
533 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
534 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
535 | ctf_integer(pid_t, tid, current->pid) | |
536 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
537 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
538 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
539 | ) | |
540 | ) | |
5f4c791e | 541 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
d2457078 MJ |
542 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, |
543 | ||
544 | TP_PROTO(struct request_queue *q, struct request *rq), | |
545 | ||
546 | TP_ARGS(q, rq), | |
547 | ||
548 | TP_FIELDS( | |
549 | ctf_integer(dev_t, dev, | |
550 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
551 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
552 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
553 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
554 | ctf_integer(pid_t, tid, current->pid) | |
555 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
556 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
557 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
558 | ) | |
559 | ) | |
5f4c791e | 560 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f FD |
561 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
562 | ||
563 | TP_PROTO(struct request_queue *q, struct request *rq), | |
564 | ||
565 | TP_ARGS(q, rq), | |
566 | ||
567 | TP_locvar( | |
568 | sector_t sector; | |
569 | unsigned int nr_sector; | |
570 | unsigned int bytes; | |
571 | unsigned char *cmd; | |
572 | size_t cmd_len; | |
573 | ), | |
574 | ||
575 | TP_code_pre( | |
576 | if (blk_rq_is_scsi(rq)) { | |
577 | struct scsi_request *scsi_rq = scsi_req(rq); | |
578 | tp_locvar->sector = 0; | |
579 | tp_locvar->nr_sector = 0; | |
580 | tp_locvar->bytes = scsi_rq->resid_len; | |
581 | tp_locvar->cmd = scsi_rq->cmd; | |
582 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
583 | } else { | |
584 | tp_locvar->sector = blk_rq_pos(rq); | |
585 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
586 | tp_locvar->bytes = 0; | |
587 | tp_locvar->cmd = NULL; | |
588 | tp_locvar->cmd_len = 0; | |
589 | } | |
590 | ), | |
591 | ||
592 | TP_FIELDS( | |
593 | ctf_integer(dev_t, dev, | |
594 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
595 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
596 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
597 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
598 | ctf_integer(pid_t, tid, current->pid) | |
599 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
600 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
601 | ctf_sequence_hex(unsigned char, cmd, | |
602 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
603 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
604 | ), | |
605 | ||
606 | TP_code_post() | |
607 | ) | |
5f4c791e | 608 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f127e61e | 609 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
f62b389e MD |
610 | |
611 | TP_PROTO(struct request_queue *q, struct request *rq), | |
612 | ||
613 | TP_ARGS(q, rq), | |
614 | ||
f127e61e MD |
615 | TP_locvar( |
616 | sector_t sector; | |
617 | unsigned int nr_sector; | |
618 | unsigned int bytes; | |
619 | unsigned char *cmd; | |
620 | size_t cmd_len; | |
f62b389e MD |
621 | ), |
622 | ||
265822ae | 623 | TP_code_pre( |
f127e61e MD |
624 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
625 | tp_locvar->sector = 0; | |
626 | tp_locvar->nr_sector = 0; | |
627 | tp_locvar->bytes = blk_rq_bytes(rq); | |
628 | tp_locvar->cmd = rq->cmd; | |
629 | tp_locvar->cmd_len = rq->cmd_len; | |
630 | } else { | |
631 | tp_locvar->sector = blk_rq_pos(rq); | |
632 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
633 | tp_locvar->bytes = 0; | |
634 | tp_locvar->cmd = NULL; | |
635 | tp_locvar->cmd_len = 0; | |
636 | } | |
f62b389e MD |
637 | ), |
638 | ||
f127e61e MD |
639 | TP_FIELDS( |
640 | ctf_integer(dev_t, dev, | |
641 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
642 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
643 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
644 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
645 | ctf_integer(pid_t, tid, current->pid) | |
646 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 647 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
648 | ctf_sequence_hex(unsigned char, cmd, |
649 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
650 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
265822ae MD |
651 | ), |
652 | ||
653 | TP_code_post() | |
f62b389e | 654 | ) |
5f4c791e | 655 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f62b389e | 656 | |
5f4c791e | 657 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2d67b98e MJ |
658 | /** |
659 | * block_rq_insert - insert block operation request into queue | |
660 | * @rq: block IO operation request | |
661 | * | |
662 | * Called immediately before block operation request @rq is inserted | |
663 | * into queue @q. The fields in the operation request @rq struct can | |
664 | * be examined to determine which device and sectors the pending | |
665 | * operation would access. | |
666 | */ | |
667 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, | |
668 | ||
669 | TP_PROTO(struct request *rq), | |
670 | ||
671 | TP_ARGS(rq) | |
672 | ) | |
673 | #else | |
f62b389e MD |
674 | /** |
675 | * block_rq_insert - insert block operation request into queue | |
676 | * @q: target queue | |
677 | * @rq: block IO operation request | |
678 | * | |
679 | * Called immediately before block operation request @rq is inserted | |
680 | * into queue @q. The fields in the operation request @rq struct can | |
681 | * be examined to determine which device and sectors the pending | |
682 | * operation would access. | |
683 | */ | |
3bc29f0a | 684 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, |
f62b389e MD |
685 | |
686 | TP_PROTO(struct request_queue *q, struct request *rq), | |
687 | ||
688 | TP_ARGS(q, rq) | |
689 | ) | |
2d67b98e MJ |
690 | #endif |
691 | ||
5f4c791e | 692 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2d67b98e MJ |
693 | /** |
694 | * block_rq_issue - issue pending block IO request operation to device driver | |
695 | * @rq: block IO operation operation request | |
696 | * | |
697 | * Called when block operation request @rq from queue @q is sent to a | |
698 | * device driver for processing. | |
699 | */ | |
700 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, | |
f62b389e | 701 | |
2d67b98e MJ |
702 | TP_PROTO(struct request *rq), |
703 | ||
704 | TP_ARGS(rq) | |
705 | ) | |
706 | #else | |
f62b389e MD |
707 | /** |
708 | * block_rq_issue - issue pending block IO request operation to device driver | |
709 | * @q: queue holding operation | |
710 | * @rq: block IO operation operation request | |
711 | * | |
712 | * Called when block operation request @rq from queue @q is sent to a | |
713 | * device driver for processing. | |
714 | */ | |
3bc29f0a | 715 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, |
f62b389e MD |
716 | |
717 | TP_PROTO(struct request_queue *q, struct request *rq), | |
718 | ||
719 | TP_ARGS(q, rq) | |
720 | ) | |
2d67b98e MJ |
721 | #endif |
722 | ||
5f4c791e | 723 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2d67b98e MJ |
724 | /** |
725 | * block_rq_merge - merge request with another one in the elevator | |
726 | * @rq: block IO operation operation request | |
727 | * | |
728 | * Called when block operation request @rq from queue @q is merged to another | |
729 | * request queued in the elevator. | |
730 | */ | |
731 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
732 | ||
733 | TP_PROTO(struct request *rq), | |
734 | ||
735 | TP_ARGS(rq) | |
736 | ) | |
5f4c791e | 737 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0)) |
2d67b98e MJ |
738 | /** |
739 | * block_rq_merge - merge request with another one in the elevator | |
740 | * @q: queue holding operation | |
741 | * @rq: block IO operation operation request | |
742 | * | |
743 | * Called when block operation request @rq from queue @q is merged to another | |
744 | * request queued in the elevator. | |
745 | */ | |
746 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
747 | ||
748 | TP_PROTO(struct request_queue *q, struct request *rq), | |
749 | ||
750 | TP_ARGS(q, rq) | |
751 | ) | |
752 | #endif | |
f62b389e | 753 | |
f3a2b1ec MJ |
754 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,8,0) || \ |
755 | LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0)) | |
756 | ||
3441e48e MJ |
757 | /** |
758 | * block_bio_complete - completed all work on the block operation | |
759 | * @q: queue holding the block operation | |
760 | * @bio: block operation completed | |
761 | * @error: io error value | |
762 | * | |
763 | * This tracepoint indicates there is no further work to do on this | |
764 | * block IO operation @bio. | |
765 | */ | |
766 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
767 | ||
768 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
769 | ||
770 | TP_ARGS(q, bio), | |
771 | ||
772 | TP_FIELDS( | |
773 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
774 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
775 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
776 | ctf_integer(int, error, blk_status_to_errno(bio->bi_status)) | |
777 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
778 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
779 | bio->bi_iter.bi_size) | |
780 | ) | |
781 | ) | |
5f4c791e | 782 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
783 | /** |
784 | * block_bio_complete - completed all work on the block operation | |
785 | * @q: queue holding the block operation | |
786 | * @bio: block operation completed | |
787 | * @error: io error value | |
788 | * | |
789 | * This tracepoint indicates there is no further work to do on this | |
790 | * block IO operation @bio. | |
791 | */ | |
3bc29f0a | 792 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, |
f62b389e MD |
793 | |
794 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
795 | ||
796 | TP_ARGS(q, bio, error), | |
797 | ||
f127e61e | 798 | TP_FIELDS( |
7feabe53 | 799 | ctf_integer(dev_t, dev, bio_dev(bio)) |
3441e48e MJ |
800 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
801 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
802 | ctf_integer(int, error, error) | |
803 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
804 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
805 | bio->bi_iter.bi_size) | |
806 | ) | |
807 | ) | |
5f4c791e | 808 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
3441e48e MJ |
809 | /** |
810 | * block_bio_complete - completed all work on the block operation | |
811 | * @q: queue holding the block operation | |
812 | * @bio: block operation completed | |
813 | * @error: io error value | |
814 | * | |
815 | * This tracepoint indicates there is no further work to do on this | |
816 | * block IO operation @bio. | |
817 | */ | |
818 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
819 | ||
820 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
821 | ||
822 | TP_ARGS(q, bio, error), | |
823 | ||
824 | TP_FIELDS( | |
959fe42a | 825 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
826 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
827 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
828 | ctf_integer(int, error, error) | |
829 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
830 | lttng_bio_op(bio), lttng_bio_rw(bio), |
831 | bio->bi_iter.bi_size) | |
3441e48e MJ |
832 | ) |
833 | ) | |
834 | #else | |
835 | /** | |
836 | * block_bio_complete - completed all work on the block operation | |
837 | * @q: queue holding the block operation | |
838 | * @bio: block operation completed | |
839 | * @error: io error value | |
840 | * | |
841 | * This tracepoint indicates there is no further work to do on this | |
842 | * block IO operation @bio. | |
843 | */ | |
844 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
845 | ||
846 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
847 | ||
848 | TP_ARGS(q, bio, error), | |
849 | ||
850 | TP_FIELDS( | |
851 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
852 | ctf_integer(sector_t, sector, bio->bi_sector) |
853 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
f127e61e | 854 | ctf_integer(int, error, error) |
f127e61e | 855 | blk_rwbs_ctf_integer(unsigned int, rwbs, |
e6d2cc09 | 856 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e | 857 | ) |
f62b389e | 858 | ) |
3441e48e | 859 | #endif |
f62b389e | 860 | |
5f4c791e | 861 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
fa79b21c MJ |
862 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
863 | ||
864 | TP_PROTO(struct bio *bio), | |
865 | ||
866 | TP_ARGS(bio), | |
867 | ||
868 | TP_FIELDS( | |
869 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
870 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
871 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
872 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
873 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
874 | bio->bi_iter.bi_size) | |
875 | ctf_integer(pid_t, tid, current->pid) | |
876 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
877 | ) | |
878 | ) | |
5f4c791e | 879 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
3bc29f0a | 880 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
217f66c6 MD |
881 | |
882 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
883 | ||
884 | TP_ARGS(q, rq, bio), | |
885 | ||
f127e61e | 886 | TP_FIELDS( |
7feabe53 | 887 | ctf_integer(dev_t, dev, bio_dev(bio)) |
fa79b21c MJ |
888 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
889 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
890 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
891 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
892 | bio->bi_iter.bi_size) | |
893 | ctf_integer(pid_t, tid, current->pid) | |
894 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
895 | ) | |
896 | ) | |
5f4c791e | 897 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
fa79b21c MJ |
898 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
899 | ||
900 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
901 | ||
902 | TP_ARGS(q, rq, bio), | |
903 | ||
904 | TP_FIELDS( | |
959fe42a | 905 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
906 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
907 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
908 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
909 | lttng_bio_op(bio), lttng_bio_rw(bio), |
910 | bio->bi_iter.bi_size) | |
fa79b21c MJ |
911 | ctf_integer(pid_t, tid, current->pid) |
912 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
913 | ) | |
914 | ) | |
5f4c791e | 915 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
fa79b21c MJ |
916 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
917 | ||
918 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
919 | ||
920 | TP_ARGS(q, rq, bio), | |
921 | ||
922 | TP_FIELDS( | |
923 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
924 | ctf_integer(sector_t, sector, bio->bi_sector) |
925 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
926 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 927 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
928 | ctf_integer(pid_t, tid, current->pid) |
929 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
930 | ) | |
217f66c6 | 931 | ) |
fa79b21c MJ |
932 | #endif |
933 | ||
934 | ||
935 | ||
5f4c791e | 936 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
fa79b21c MJ |
937 | /** |
938 | * block_bio_bounce - used bounce buffer when processing block operation | |
939 | * @bio: block operation | |
940 | * | |
941 | * A bounce buffer was used to handle the block operation @bio in @q. | |
942 | * This occurs when hardware limitations prevent a direct transfer of | |
943 | * data between the @bio data memory area and the IO device. Use of a | |
944 | * bounce buffer requires extra copying of data and decreases | |
945 | * performance. | |
946 | */ | |
947 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_bounce, | |
948 | ||
949 | TP_PROTO(struct bio *bio), | |
950 | ||
951 | TP_ARGS(bio) | |
952 | ) | |
5f4c791e | 953 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
fa79b21c MJ |
954 | /** |
955 | * block_bio_bounce - used bounce buffer when processing block operation | |
956 | * @q: queue holding the block operation | |
957 | * @bio: block operation | |
958 | * | |
959 | * A bounce buffer was used to handle the block operation @bio in @q. | |
960 | * This occurs when hardware limitations prevent a direct transfer of | |
961 | * data between the @bio data memory area and the IO device. Use of a | |
962 | * bounce buffer requires extra copying of data and decreases | |
963 | * performance. | |
964 | */ | |
965 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
966 | ||
967 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
968 | ||
969 | TP_ARGS(q, bio), | |
970 | ||
971 | TP_FIELDS( | |
972 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
973 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
974 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
975 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
976 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
977 | bio->bi_iter.bi_size) | |
978 | ctf_integer(pid_t, tid, current->pid) | |
979 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
980 | ) | |
981 | ) | |
5f4c791e | 982 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
fa79b21c MJ |
983 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, |
984 | ||
985 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
986 | ||
987 | TP_ARGS(q, bio), | |
988 | ||
989 | TP_FIELDS( | |
990 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
991 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
992 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
993 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
994 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
995 | bio->bi_iter.bi_size) | |
996 | ctf_integer(pid_t, tid, current->pid) | |
997 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
998 | ) | |
999 | ) | |
1000 | #else | |
1001 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
1002 | ||
1003 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
217f66c6 | 1004 | |
fa79b21c MJ |
1005 | TP_ARGS(q, bio), |
1006 | ||
1007 | TP_FIELDS( | |
1008 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
1009 | ctf_integer(sector_t, sector, bio->bi_sector) | |
1010 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1011 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1012 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1013 | bio->bi_size) | |
1014 | ctf_integer(pid_t, tid, current->pid) | |
1015 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1016 | ) | |
1017 | ) | |
1018 | #endif | |
1019 | ||
1020 | ||
5f4c791e | 1021 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
fa79b21c MJ |
1022 | /** |
1023 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1024 | * @bio: new block operation to merge | |
1025 | * | |
1026 | * Merging block request @bio to the end of an existing block request. | |
1027 | */ | |
1028 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, | |
1029 | ||
1030 | TP_PROTO(struct bio *bio), | |
1031 | ||
1032 | TP_ARGS(bio) | |
1033 | ) | |
1034 | ||
1035 | /** | |
1036 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1037 | * @bio: new block operation to merge | |
1038 | * | |
1039 | * Merging block IO operation @bio to the beginning of an existing block request. | |
1040 | */ | |
1041 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, | |
1042 | ||
1043 | TP_PROTO(struct bio *bio), | |
1044 | ||
1045 | TP_ARGS(bio) | |
1046 | ) | |
1047 | ||
1048 | /** | |
1049 | * block_bio_queue - putting new block IO operation in queue | |
1050 | * @bio: new block operation | |
1051 | * | |
1052 | * About to place the block IO operation @bio into queue @q. | |
1053 | */ | |
1054 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, | |
1055 | ||
1056 | TP_PROTO(struct bio *bio), | |
1057 | ||
1058 | TP_ARGS(bio) | |
1059 | ) | |
5f4c791e | 1060 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
217f66c6 MD |
1061 | /** |
1062 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1063 | * @q: queue holding operation | |
fa79b21c | 1064 | * @rq: request bio is being merged into |
217f66c6 MD |
1065 | * @bio: new block operation to merge |
1066 | * | |
1067 | * Merging block request @bio to the end of an existing block request | |
1068 | * in queue @q. | |
1069 | */ | |
3bc29f0a | 1070 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_backmerge, |
217f66c6 MD |
1071 | |
1072 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1073 | ||
1074 | TP_ARGS(q, rq, bio) | |
1075 | ) | |
1076 | ||
1077 | /** | |
1078 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1079 | * @q: queue holding operation | |
fa79b21c | 1080 | * @rq: request bio is being merged into |
217f66c6 MD |
1081 | * @bio: new block operation to merge |
1082 | * | |
1083 | * Merging block IO operation @bio to the beginning of an existing block | |
1084 | * operation in queue @q. | |
1085 | */ | |
3bc29f0a | 1086 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_frontmerge, |
217f66c6 MD |
1087 | |
1088 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1089 | ||
1090 | TP_ARGS(q, rq, bio) | |
1091 | ) | |
1092 | ||
1093 | /** | |
1094 | * block_bio_queue - putting new block IO operation in queue | |
1095 | * @q: queue holding operation | |
1096 | * @bio: new block operation | |
1097 | * | |
1098 | * About to place the block IO operation @bio into queue @q. | |
1099 | */ | |
3bc29f0a | 1100 | LTTNG_TRACEPOINT_EVENT(block_bio_queue, |
217f66c6 MD |
1101 | |
1102 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1103 | ||
1104 | TP_ARGS(q, bio), | |
1105 | ||
f127e61e | 1106 | TP_FIELDS( |
5f4c791e | 1107 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
7feabe53 MD |
1108 | ctf_integer(dev_t, dev, bio_dev(bio)) |
1109 | #else | |
959fe42a | 1110 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
7feabe53 | 1111 | #endif |
5f4c791e | 1112 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1113 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1114 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1115 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1116 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1117 | bio->bi_iter.bi_size) | |
5f4c791e | 1118 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1119 | ctf_integer(sector_t, sector, bio->bi_sector) |
1120 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1121 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1122 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
5f4c791e | 1123 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1124 | ctf_integer(pid_t, tid, current->pid) |
1125 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1126 | ) | |
217f66c6 | 1127 | ) |
5f4c791e | 1128 | #else /* if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
3bc29f0a | 1129 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
f62b389e MD |
1130 | |
1131 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1132 | ||
1133 | TP_ARGS(q, bio), | |
1134 | ||
f127e61e | 1135 | TP_FIELDS( |
959fe42a | 1136 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) |
f127e61e MD |
1137 | ctf_integer(sector_t, sector, bio->bi_sector) |
1138 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1139 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1140 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1141 | ctf_integer(pid_t, tid, current->pid) |
1142 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1143 | ) | |
f62b389e MD |
1144 | ) |
1145 | ||
1146 | /** | |
1147 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1148 | * @q: queue holding operation | |
1149 | * @bio: new block operation to merge | |
1150 | * | |
1151 | * Merging block request @bio to the end of an existing block request | |
1152 | * in queue @q. | |
1153 | */ | |
3bc29f0a | 1154 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, |
f62b389e MD |
1155 | |
1156 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1157 | ||
1158 | TP_ARGS(q, bio) | |
1159 | ) | |
1160 | ||
1161 | /** | |
1162 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1163 | * @q: queue holding operation | |
1164 | * @bio: new block operation to merge | |
1165 | * | |
1166 | * Merging block IO operation @bio to the beginning of an existing block | |
1167 | * operation in queue @q. | |
1168 | */ | |
3bc29f0a | 1169 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, |
f62b389e MD |
1170 | |
1171 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1172 | ||
1173 | TP_ARGS(q, bio) | |
1174 | ) | |
1175 | ||
1176 | /** | |
1177 | * block_bio_queue - putting new block IO operation in queue | |
1178 | * @q: queue holding operation | |
1179 | * @bio: new block operation | |
1180 | * | |
1181 | * About to place the block IO operation @bio into queue @q. | |
1182 | */ | |
3bc29f0a | 1183 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, |
f62b389e MD |
1184 | |
1185 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1186 | ||
1187 | TP_ARGS(q, bio) | |
1188 | ) | |
5f4c791e | 1189 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
f62b389e | 1190 | |
5f4c791e | 1191 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
fa79b21c MJ |
1192 | /** |
1193 | * block_getrq - get a free request entry in queue for block IO operations | |
1194 | * @bio: pending block IO operation (can be %NULL) | |
1195 | * | |
1196 | * A request struct has been allocated to handle the block IO operation @bio. | |
1197 | */ | |
1198 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_getrq, | |
1199 | ||
1200 | TP_PROTO(struct bio *bio), | |
1201 | ||
1202 | TP_ARGS(bio) | |
1203 | ) | |
1204 | #else | |
3bc29f0a | 1205 | LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, |
f62b389e MD |
1206 | |
1207 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1208 | ||
1209 | TP_ARGS(q, bio, rw), | |
1210 | ||
f127e61e | 1211 | TP_FIELDS( |
5f4c791e | 1212 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
6417cda6 | 1213 | ctf_integer(dev_t, dev, bio ? bio_dev(bio) : 0) |
7feabe53 | 1214 | #else |
959fe42a | 1215 | ctf_integer(dev_t, dev, bio ? bio->bi_bdev->bd_dev : 0) |
7feabe53 | 1216 | #endif |
5f4c791e | 1217 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1218 | ctf_integer(sector_t, sector, bio ? bio->bi_iter.bi_sector : 0) |
1219 | ctf_integer(unsigned int, nr_sector, | |
1220 | bio ? bio_sectors(bio) : 0) | |
1221 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1222 | bio ? lttng_bio_op(bio) : 0, |
1223 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1224 | bio ? bio->bi_iter.bi_size : 0) |
5f4c791e | 1225 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1226 | ctf_integer(sector_t, sector, bio ? bio->bi_sector : 0) |
1227 | ctf_integer(unsigned int, nr_sector, | |
1228 | bio ? bio->bi_size >> 9 : 0) | |
1229 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1230 | bio ? lttng_bio_op(bio) : 0, |
1231 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1232 | bio ? bio->bi_size : 0) |
5f4c791e | 1233 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1234 | ctf_integer(pid_t, tid, current->pid) |
1235 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1236 | ) | |
f62b389e MD |
1237 | ) |
1238 | ||
1239 | /** | |
1240 | * block_getrq - get a free request entry in queue for block IO operations | |
1241 | * @q: queue for operations | |
6417cda6 | 1242 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1243 | * @rw: low bit indicates a read (%0) or a write (%1) |
1244 | * | |
1245 | * A request struct for queue @q has been allocated to handle the | |
1246 | * block IO operation @bio. | |
1247 | */ | |
3bc29f0a | 1248 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_getrq, |
f62b389e MD |
1249 | |
1250 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1251 | ||
1252 | TP_ARGS(q, bio, rw) | |
1253 | ) | |
1254 | ||
1255 | /** | |
1256 | * block_sleeprq - waiting to get a free request entry in queue for block IO operation | |
1257 | * @q: queue for operation | |
6417cda6 | 1258 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1259 | * @rw: low bit indicates a read (%0) or a write (%1) |
1260 | * | |
1261 | * In the case where a request struct cannot be provided for queue @q | |
1262 | * the process needs to wait for an request struct to become | |
1263 | * available. This tracepoint event is generated each time the | |
1264 | * process goes to sleep waiting for request struct become available. | |
1265 | */ | |
3bc29f0a | 1266 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_sleeprq, |
f62b389e MD |
1267 | |
1268 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1269 | ||
1270 | TP_ARGS(q, bio, rw) | |
1271 | ) | |
fa79b21c | 1272 | #endif |
f62b389e MD |
1273 | |
1274 | /** | |
1275 | * block_plug - keep operations requests in request queue | |
1276 | * @q: request queue to plug | |
1277 | * | |
1278 | * Plug the request queue @q. Do not allow block operation requests | |
1279 | * to be sent to the device driver. Instead, accumulate requests in | |
1280 | * the queue to improve throughput performance of the block device. | |
1281 | */ | |
3bc29f0a | 1282 | LTTNG_TRACEPOINT_EVENT(block_plug, |
f62b389e MD |
1283 | |
1284 | TP_PROTO(struct request_queue *q), | |
1285 | ||
1286 | TP_ARGS(q), | |
1287 | ||
f127e61e MD |
1288 | TP_FIELDS( |
1289 | ctf_integer(pid_t, tid, current->pid) | |
1290 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1291 | ) | |
f62b389e MD |
1292 | ) |
1293 | ||
3bc29f0a | 1294 | LTTNG_TRACEPOINT_EVENT_CLASS(block_unplug, |
f62b389e MD |
1295 | |
1296 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), | |
1297 | ||
1298 | TP_ARGS(q, depth, explicit), | |
1299 | ||
f127e61e | 1300 | TP_FIELDS( |
f127e61e | 1301 | ctf_integer(int, nr_rq, depth) |
f127e61e MD |
1302 | ctf_integer(pid_t, tid, current->pid) |
1303 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1304 | ) | |
f62b389e MD |
1305 | ) |
1306 | ||
1307 | /** | |
1308 | * block_unplug - release of operations requests in request queue | |
1309 | * @q: request queue to unplug | |
1310 | * @depth: number of requests just added to the queue | |
1311 | * @explicit: whether this was an explicit unplug, or one from schedule() | |
1312 | * | |
1313 | * Unplug request queue @q because device driver is scheduled to work | |
1314 | * on elements in the request queue. | |
1315 | */ | |
3bc29f0a | 1316 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug, |
f62b389e MD |
1317 | |
1318 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), | |
1319 | ||
1320 | TP_ARGS(q, depth, explicit) | |
1321 | ) | |
1322 | ||
5f4c791e | 1323 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
ffcab3ce MJ |
1324 | /** |
1325 | * block_split - split a single bio struct into two bio structs | |
1326 | * @bio: block operation being split | |
1327 | * @new_sector: The starting sector for the new bio | |
1328 | * | |
1329 | * The bio request @bio needs to be split into two bio requests. The newly | |
1330 | * created @bio request starts at @new_sector. This split may be required due to | |
1331 | * hardware limitations such as operation crossing device boundaries in a RAID | |
1332 | * system. | |
1333 | */ | |
1334 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1335 | ||
1336 | TP_PROTO(struct bio *bio, unsigned int new_sector), | |
1337 | ||
1338 | TP_ARGS(bio, new_sector), | |
1339 | ||
1340 | TP_FIELDS( | |
1341 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1342 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1343 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1344 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1345 | bio->bi_iter.bi_size) | |
1346 | ctf_integer(sector_t, new_sector, new_sector) | |
1347 | ctf_integer(pid_t, tid, current->pid) | |
1348 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1349 | ) | |
1350 | ) | |
1351 | ||
5f4c791e | 1352 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
1353 | /** |
1354 | * block_split - split a single bio struct into two bio structs | |
1355 | * @q: queue containing the bio | |
1356 | * @bio: block operation being split | |
1357 | * @new_sector: The starting sector for the new bio | |
1358 | * | |
1359 | * The bio request @bio in request queue @q needs to be split into two | |
1360 | * bio requests. The newly created @bio request starts at | |
1361 | * @new_sector. This split may be required due to hardware limitation | |
1362 | * such as operation crossing device boundaries in a RAID system. | |
1363 | */ | |
3bc29f0a | 1364 | LTTNG_TRACEPOINT_EVENT(block_split, |
f62b389e MD |
1365 | |
1366 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1367 | unsigned int new_sector), | |
1368 | ||
1369 | TP_ARGS(q, bio, new_sector), | |
1370 | ||
f127e61e | 1371 | TP_FIELDS( |
7feabe53 | 1372 | ctf_integer(dev_t, dev, bio_dev(bio)) |
ffcab3ce MJ |
1373 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1374 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1375 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1376 | bio->bi_iter.bi_size) | |
1377 | ctf_integer(sector_t, new_sector, new_sector) | |
1378 | ctf_integer(pid_t, tid, current->pid) | |
1379 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1380 | ) | |
1381 | ) | |
5f4c791e | 1382 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
ffcab3ce MJ |
1383 | LTTNG_TRACEPOINT_EVENT(block_split, |
1384 | ||
1385 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1386 | unsigned int new_sector), | |
1387 | ||
1388 | TP_ARGS(q, bio, new_sector), | |
1389 | ||
1390 | TP_FIELDS( | |
959fe42a | 1391 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
1392 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1393 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1394 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1395 | bio->bi_iter.bi_size) | |
ffcab3ce MJ |
1396 | ctf_integer(sector_t, new_sector, new_sector) |
1397 | ctf_integer(pid_t, tid, current->pid) | |
1398 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1399 | ) | |
1400 | ) | |
1401 | #else | |
1402 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1403 | ||
1404 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1405 | unsigned int new_sector), | |
1406 | ||
1407 | TP_ARGS(q, bio, new_sector), | |
1408 | ||
1409 | TP_FIELDS( | |
1410 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
1411 | ctf_integer(sector_t, sector, bio->bi_sector) |
1412 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1413 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1414 | ctf_integer(sector_t, new_sector, new_sector) |
1415 | ctf_integer(pid_t, tid, current->pid) | |
1416 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1417 | ) | |
f62b389e | 1418 | ) |
ffcab3ce | 1419 | #endif |
f62b389e | 1420 | |
5f4c791e | 1421 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
5ef5f891 MJ |
1422 | /** |
1423 | * block_bio_remap - map request for a logical device to the raw device | |
1424 | * @bio: revised operation | |
1425 | * @dev: original device for the operation | |
1426 | * @from: original sector for the operation | |
1427 | * | |
1428 | * An operation for a logical device has been mapped to the | |
1429 | * raw block device. | |
1430 | */ | |
1431 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, | |
1432 | ||
1433 | TP_PROTO(struct bio *bio, dev_t dev, sector_t from), | |
1434 | ||
1435 | TP_ARGS(bio, dev, from), | |
1436 | ||
1437 | TP_FIELDS( | |
1438 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1439 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1440 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1441 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1442 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1443 | bio->bi_iter.bi_size) | |
1444 | ctf_integer(dev_t, old_dev, dev) | |
1445 | ctf_integer(sector_t, old_sector, from) | |
1446 | ) | |
1447 | ) | |
5f4c791e | 1448 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
1449 | /** |
1450 | * block_bio_remap - map request for a logical device to the raw device | |
1451 | * @q: queue holding the operation | |
1452 | * @bio: revised operation | |
1453 | * @dev: device for the operation | |
1454 | * @from: original sector for the operation | |
1455 | * | |
1456 | * An operation for a logical device has been mapped to the | |
1457 | * raw block device. | |
1458 | */ | |
3bc29f0a | 1459 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
f62b389e MD |
1460 | |
1461 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1462 | sector_t from), | |
1463 | ||
1464 | TP_ARGS(q, bio, dev, from), | |
1465 | ||
f127e61e | 1466 | TP_FIELDS( |
7feabe53 | 1467 | ctf_integer(dev_t, dev, bio_dev(bio)) |
5ef5f891 MJ |
1468 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1469 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1470 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1471 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1472 | bio->bi_iter.bi_size) | |
1473 | ctf_integer(dev_t, old_dev, dev) | |
1474 | ctf_integer(sector_t, old_sector, from) | |
1475 | ) | |
1476 | ) | |
5f4c791e | 1477 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
5ef5f891 MJ |
1478 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
1479 | ||
1480 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1481 | sector_t from), | |
1482 | ||
1483 | TP_ARGS(q, bio, dev, from), | |
1484 | ||
1485 | TP_FIELDS( | |
959fe42a | 1486 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
1487 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1488 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1489 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1490 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1491 | bio->bi_iter.bi_size) | |
5ef5f891 MJ |
1492 | ctf_integer(dev_t, old_dev, dev) |
1493 | ctf_integer(sector_t, old_sector, from) | |
1494 | ) | |
1495 | ) | |
1496 | #else | |
1497 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, | |
1498 | ||
1499 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1500 | sector_t from), | |
1501 | ||
1502 | TP_ARGS(q, bio, dev, from), | |
1503 | ||
1504 | TP_FIELDS( | |
1505 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
1506 | ctf_integer(sector_t, sector, bio->bi_sector) |
1507 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1508 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1509 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1510 | ctf_integer(dev_t, old_dev, dev) |
1511 | ctf_integer(sector_t, old_sector, from) | |
1512 | ) | |
f62b389e | 1513 | ) |
5ef5f891 | 1514 | #endif |
f62b389e | 1515 | |
5f4c791e | 1516 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2d67b98e MJ |
1517 | /** |
1518 | * block_rq_remap - map request for a block operation request | |
1519 | * @rq: block IO operation request | |
1520 | * @dev: device for the operation | |
1521 | * @from: original sector for the operation | |
1522 | * | |
1523 | * The block operation request @rq in @q has been remapped. The block | |
1524 | * operation request @rq holds the current information and @from hold | |
1525 | * the original sector. | |
1526 | */ | |
1527 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, | |
1528 | ||
1529 | TP_PROTO(struct request *rq, dev_t dev, sector_t from), | |
1530 | ||
1531 | TP_ARGS(rq, dev, from), | |
1532 | ||
1533 | TP_FIELDS( | |
1534 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
1535 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1536 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1537 | ctf_integer(dev_t, old_dev, dev) | |
1538 | ctf_integer(sector_t, old_sector, from) | |
1539 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1540 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
1541 | ) | |
1542 | ) | |
1543 | #else | |
f62b389e MD |
1544 | /** |
1545 | * block_rq_remap - map request for a block operation request | |
1546 | * @q: queue holding the operation | |
1547 | * @rq: block IO operation request | |
1548 | * @dev: device for the operation | |
1549 | * @from: original sector for the operation | |
1550 | * | |
1551 | * The block operation request @rq in @q has been remapped. The block | |
1552 | * operation request @rq holds the current information and @from hold | |
1553 | * the original sector. | |
1554 | */ | |
3bc29f0a | 1555 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, |
f62b389e MD |
1556 | |
1557 | TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, | |
1558 | sector_t from), | |
1559 | ||
1560 | TP_ARGS(q, rq, dev, from), | |
1561 | ||
f127e61e MD |
1562 | TP_FIELDS( |
1563 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
1564 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1565 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1566 | ctf_integer(dev_t, old_dev, dev) | |
1567 | ctf_integer(sector_t, old_sector, from) | |
1568 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1569 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e | 1570 | ) |
f62b389e | 1571 | ) |
2d67b98e | 1572 | #endif |
f62b389e MD |
1573 | |
1574 | #undef __print_rwbs_flags | |
1575 | #undef blk_fill_rwbs | |
1576 | ||
3bc29f0a | 1577 | #endif /* LTTNG_TRACE_BLOCK_H */ |
f62b389e MD |
1578 | |
1579 | /* This part must be outside protection */ | |
3b4aafcb | 1580 | #include <lttng/define_trace.h> |