Commit | Line | Data |
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9f36eaed | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
f62b389e MD |
2 | #undef TRACE_SYSTEM |
3 | #define TRACE_SYSTEM block | |
4 | ||
3bc29f0a MD |
5 | #if !defined(LTTNG_TRACE_BLOCK_H) || defined(TRACE_HEADER_MULTI_READ) |
6 | #define LTTNG_TRACE_BLOCK_H | |
f62b389e | 7 | |
6ec43db8 | 8 | #include <probes/lttng-tracepoint-event.h> |
f62b389e MD |
9 | #include <linux/blktrace_api.h> |
10 | #include <linux/blkdev.h> | |
f62b389e | 11 | #include <linux/trace_seq.h> |
2d042821 | 12 | #include <lttng-kernel-version.h> |
7c68b363 | 13 | |
2d042821 | 14 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f | 15 | #include <scsi/scsi_request.h> |
2d042821 | 16 | #endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
8a9f549f | 17 | |
f62b389e MD |
18 | #ifndef _TRACE_BLOCK_DEF_ |
19 | #define _TRACE_BLOCK_DEF_ | |
20 | ||
f62b389e MD |
21 | enum { |
22 | RWBS_FLAG_WRITE = (1 << 0), | |
23 | RWBS_FLAG_DISCARD = (1 << 1), | |
24 | RWBS_FLAG_READ = (1 << 2), | |
25 | RWBS_FLAG_RAHEAD = (1 << 3), | |
7c68b363 AG |
26 | RWBS_FLAG_BARRIER = (1 << 4), |
27 | RWBS_FLAG_SYNC = (1 << 5), | |
28 | RWBS_FLAG_META = (1 << 6), | |
29 | RWBS_FLAG_SECURE = (1 << 7), | |
30 | RWBS_FLAG_FLUSH = (1 << 8), | |
31 | RWBS_FLAG_FUA = (1 << 9), | |
e6d2cc09 | 32 | RWBS_FLAG_PREFLUSH = (1 << 10), |
f62b389e MD |
33 | }; |
34 | ||
35 | #endif /* _TRACE_BLOCK_DEF_ */ | |
36 | ||
4c996ea7 | 37 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
0d36dee7 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 | ) | |
4c996ea7 | 53 | #endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ |
0d36dee7 | 54 | |
2d042821 | 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 | ||
4c996ea7 | 69 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
e6d2cc09 | 70 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ |
0d36dee7 | 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)) | |
4c996ea7 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 | |
2d042821 | 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 | ||
4c996ea7 | 106 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
e6d2cc09 | 107 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ |
0d36dee7 | 108 | ctf_enum(block_rq_type, type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ |
7c68b363 AG |
109 | ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ |
110 | ( (bytes) ? RWBS_FLAG_READ : \ | |
111 | ( 0 )))) \ | |
112 | | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \ | |
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)) | |
4c996ea7 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 | ||
4c996ea7 | 139 | #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM |
e6d2cc09 | 140 | #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ |
0d36dee7 | 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)) | |
4c996ea7 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 | ||
2d042821 | 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 | ||
2d042821 | 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 */ |
2d042821 | 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 | ) | |
2d042821 | 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 | ) |
2d042821 | 292 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f62b389e | 293 | |
2d042821 | 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 | |
eef478c9 MJ |
313 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
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->q->disk ? disk_devt(rq->q->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 | ) | |
9f7df0f1 MJ |
337 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0) \ |
338 | || LTTNG_KERNEL_RANGE(5,10,137, 5,11,0)) | |
173f7d83 MJ |
339 | /** |
340 | * block_rq_requeue - place block IO request back on a queue | |
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 | */ | |
347 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, | |
348 | ||
349 | TP_PROTO(struct request *rq), | |
350 | ||
351 | TP_ARGS(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 | ) | |
2d042821 | 362 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
f62b389e MD |
363 | /** |
364 | * block_rq_requeue - place block IO request back on a queue | |
365 | * @q: queue holding operation | |
366 | * @rq: block IO operation request | |
367 | * | |
368 | * The block operation request @rq is being placed back into queue | |
369 | * @q. For some reason the request was not completed and needs to be | |
370 | * put back in the queue. | |
371 | */ | |
d2457078 MJ |
372 | LTTNG_TRACEPOINT_EVENT(block_rq_requeue, |
373 | ||
374 | TP_PROTO(struct request_queue *q, struct request *rq), | |
375 | ||
376 | TP_ARGS(q, rq), | |
377 | ||
378 | TP_FIELDS( | |
379 | ctf_integer(dev_t, dev, | |
380 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
381 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
382 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
383 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
384 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
385 | ) | |
386 | ) | |
387 | #else | |
3bc29f0a | 388 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue, |
f62b389e MD |
389 | |
390 | TP_PROTO(struct request_queue *q, struct request *rq), | |
391 | ||
392 | TP_ARGS(q, rq) | |
393 | ) | |
d2457078 | 394 | #endif |
f62b389e | 395 | |
1c53e689 MD |
396 | /** |
397 | * block_rq_complete - block IO operation completed by device driver | |
398 | * @q: queue containing the block operation request | |
399 | * @rq: block operations request | |
400 | * @nr_bytes: number of completed bytes | |
401 | * | |
402 | * The block_rq_complete tracepoint event indicates that some portion | |
403 | * of operation request has been completed by the device driver. If | |
404 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
405 | * do for the request. If @rq->bio is non-NULL then there is | |
406 | * additional work required to complete the request. | |
407 | */ | |
eef478c9 MJ |
408 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
409 | LTTNG_TRACEPOINT_EVENT(block_rq_complete, | |
410 | ||
411 | TP_PROTO(struct request *rq, blk_status_t error, unsigned int nr_bytes), | |
412 | ||
413 | TP_ARGS(rq, error, nr_bytes), | |
414 | ||
415 | TP_FIELDS( | |
416 | ctf_integer(dev_t, dev, | |
417 | rq->q->disk ? disk_devt(rq->q->disk) : 0) | |
418 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
419 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
420 | ctf_integer(int, error, blk_status_to_errno(error)) | |
421 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
422 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
423 | ) | |
424 | ) | |
425 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,16,0)) | |
42a03cb2 MJ |
426 | LTTNG_TRACEPOINT_EVENT(block_rq_complete, |
427 | ||
428 | TP_PROTO(struct request *rq, blk_status_t error, unsigned int nr_bytes), | |
429 | ||
430 | TP_ARGS(rq, error, nr_bytes), | |
431 | ||
432 | TP_FIELDS( | |
433 | ctf_integer(dev_t, dev, | |
434 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
435 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
436 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
437 | ctf_integer(int, error, blk_status_to_errno(error)) | |
438 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
439 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
440 | ) | |
441 | ) | |
442 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) | |
d2457078 MJ |
443 | LTTNG_TRACEPOINT_EVENT(block_rq_complete, |
444 | ||
445 | TP_PROTO(struct request *rq, int error, unsigned int nr_bytes), | |
446 | ||
447 | TP_ARGS(rq, error, nr_bytes), | |
448 | ||
449 | TP_FIELDS( | |
450 | ctf_integer(dev_t, dev, | |
451 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
452 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
453 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
454 | ctf_integer(int, error, error) | |
455 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
456 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
457 | ) | |
458 | ) | |
2d042821 | 459 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f FD |
460 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
461 | ||
462 | TP_PROTO(struct request_queue *q, struct request *rq, | |
463 | unsigned int nr_bytes), | |
464 | ||
465 | TP_ARGS(q, rq, nr_bytes), | |
466 | ||
467 | TP_locvar( | |
468 | unsigned char *cmd; | |
469 | size_t cmd_len; | |
470 | ), | |
471 | ||
472 | TP_code_pre( | |
473 | if (blk_rq_is_scsi(rq)) { | |
474 | struct scsi_request *scsi_rq = scsi_req(rq); | |
475 | tp_locvar->cmd = scsi_rq->cmd; | |
476 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
477 | } else { | |
478 | tp_locvar->cmd = NULL; | |
479 | tp_locvar->cmd_len = 0; | |
480 | } | |
481 | ), | |
482 | ||
483 | TP_FIELDS( | |
484 | ctf_integer(dev_t, dev, | |
485 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
486 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
487 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
488 | ctf_integer(int, errors, rq->errors) | |
489 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
490 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) | |
491 | ctf_sequence_hex(unsigned char, cmd, | |
492 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
493 | ), | |
494 | ||
495 | TP_code_post() | |
496 | ) | |
2d042821 | 497 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,5) \ |
8a9f549f FD |
498 | || LTTNG_KERNEL_RANGE(3,12,21, 3,13,0) \ |
499 | || LTTNG_KERNEL_RANGE(3,10,41, 3,11,0) \ | |
500 | || LTTNG_KERNEL_RANGE(3,4,91, 3,5,0) \ | |
501 | || LTTNG_KERNEL_RANGE(3,2,58, 3,3,0) \ | |
502 | || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,28, 3,14,0,0) \ | |
503 | || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0)) | |
504 | ||
f127e61e | 505 | LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, |
1c53e689 MD |
506 | |
507 | TP_PROTO(struct request_queue *q, struct request *rq, | |
508 | unsigned int nr_bytes), | |
509 | ||
510 | TP_ARGS(q, rq, nr_bytes), | |
511 | ||
f127e61e MD |
512 | TP_locvar( |
513 | unsigned char *cmd; | |
514 | size_t cmd_len; | |
1c53e689 MD |
515 | ), |
516 | ||
265822ae | 517 | TP_code_pre( |
f127e61e MD |
518 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
519 | tp_locvar->cmd = rq->cmd; | |
520 | tp_locvar->cmd_len = rq->cmd_len; | |
521 | } else { | |
522 | tp_locvar->cmd = NULL; | |
523 | tp_locvar->cmd_len = 0; | |
524 | } | |
1c53e689 MD |
525 | ), |
526 | ||
f127e61e MD |
527 | TP_FIELDS( |
528 | ctf_integer(dev_t, dev, | |
529 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
530 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
531 | ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) | |
532 | ctf_integer(int, errors, rq->errors) | |
533 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 534 | lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) |
f127e61e MD |
535 | ctf_sequence_hex(unsigned char, cmd, |
536 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
265822ae MD |
537 | ), |
538 | ||
539 | TP_code_post() | |
1c53e689 MD |
540 | ) |
541 | ||
2d042821 | 542 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ |
1c53e689 | 543 | |
f62b389e MD |
544 | /** |
545 | * block_rq_complete - block IO operation completed by device driver | |
546 | * @q: queue containing the block operation request | |
547 | * @rq: block operations request | |
548 | * | |
549 | * The block_rq_complete tracepoint event indicates that some portion | |
550 | * of operation request has been completed by the device driver. If | |
551 | * the @rq->bio is %NULL, then there is absolutely no additional work to | |
552 | * do for the request. If @rq->bio is non-NULL then there is | |
553 | * additional work required to complete the request. | |
554 | */ | |
3bc29f0a | 555 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete, |
f62b389e MD |
556 | |
557 | TP_PROTO(struct request_queue *q, struct request *rq), | |
558 | ||
559 | TP_ARGS(q, rq) | |
560 | ) | |
561 | ||
2d042821 | 562 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ |
1c53e689 | 563 | |
eef478c9 MJ |
564 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
565 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, | |
566 | ||
567 | TP_PROTO(struct request *rq), | |
568 | ||
569 | TP_ARGS(rq), | |
570 | ||
571 | TP_FIELDS( | |
572 | ctf_integer(dev_t, dev, | |
573 | rq->q->disk ? disk_devt(rq->q->disk) : 0) | |
574 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
575 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
576 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
577 | ctf_integer(pid_t, tid, current->pid) | |
578 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
579 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
580 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
581 | ) | |
582 | ) | |
9f7df0f1 MJ |
583 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0) \ |
584 | || LTTNG_KERNEL_RANGE(5,10,137, 5,11,0)) | |
173f7d83 MJ |
585 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, |
586 | ||
587 | TP_PROTO(struct request *rq), | |
588 | ||
589 | TP_ARGS(rq), | |
590 | ||
591 | TP_FIELDS( | |
592 | ctf_integer(dev_t, dev, | |
593 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
594 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
595 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
596 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
597 | ctf_integer(pid_t, tid, current->pid) | |
598 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
599 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
600 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
601 | ) | |
602 | ) | |
2d042821 | 603 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) |
d2457078 MJ |
604 | LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, |
605 | ||
606 | TP_PROTO(struct request_queue *q, struct request *rq), | |
607 | ||
608 | TP_ARGS(q, rq), | |
609 | ||
610 | TP_FIELDS( | |
611 | ctf_integer(dev_t, dev, | |
612 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
613 | ctf_integer(sector_t, sector, blk_rq_trace_sector(rq)) | |
614 | ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq)) | |
615 | ctf_integer(unsigned int, bytes, blk_rq_bytes(rq)) | |
616 | ctf_integer(pid_t, tid, current->pid) | |
617 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
618 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
619 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
620 | ) | |
621 | ) | |
2d042821 | 622 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) |
8a9f549f FD |
623 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
624 | ||
625 | TP_PROTO(struct request_queue *q, struct request *rq), | |
626 | ||
627 | TP_ARGS(q, rq), | |
628 | ||
629 | TP_locvar( | |
630 | sector_t sector; | |
631 | unsigned int nr_sector; | |
632 | unsigned int bytes; | |
633 | unsigned char *cmd; | |
634 | size_t cmd_len; | |
635 | ), | |
636 | ||
637 | TP_code_pre( | |
638 | if (blk_rq_is_scsi(rq)) { | |
639 | struct scsi_request *scsi_rq = scsi_req(rq); | |
640 | tp_locvar->sector = 0; | |
641 | tp_locvar->nr_sector = 0; | |
642 | tp_locvar->bytes = scsi_rq->resid_len; | |
643 | tp_locvar->cmd = scsi_rq->cmd; | |
644 | tp_locvar->cmd_len = scsi_rq->cmd_len; | |
645 | } else { | |
646 | tp_locvar->sector = blk_rq_pos(rq); | |
647 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
648 | tp_locvar->bytes = 0; | |
649 | tp_locvar->cmd = NULL; | |
650 | tp_locvar->cmd_len = 0; | |
651 | } | |
652 | ), | |
653 | ||
654 | TP_FIELDS( | |
655 | ctf_integer(dev_t, dev, | |
656 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
657 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
658 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
659 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
660 | ctf_integer(pid_t, tid, current->pid) | |
661 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
662 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
663 | ctf_sequence_hex(unsigned char, cmd, | |
664 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
665 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
666 | ), | |
667 | ||
668 | TP_code_post() | |
669 | ) | |
2d042821 | 670 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f127e61e | 671 | LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, |
f62b389e MD |
672 | |
673 | TP_PROTO(struct request_queue *q, struct request *rq), | |
674 | ||
675 | TP_ARGS(q, rq), | |
676 | ||
f127e61e MD |
677 | TP_locvar( |
678 | sector_t sector; | |
679 | unsigned int nr_sector; | |
680 | unsigned int bytes; | |
681 | unsigned char *cmd; | |
682 | size_t cmd_len; | |
f62b389e MD |
683 | ), |
684 | ||
265822ae | 685 | TP_code_pre( |
f127e61e MD |
686 | if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { |
687 | tp_locvar->sector = 0; | |
688 | tp_locvar->nr_sector = 0; | |
689 | tp_locvar->bytes = blk_rq_bytes(rq); | |
690 | tp_locvar->cmd = rq->cmd; | |
691 | tp_locvar->cmd_len = rq->cmd_len; | |
692 | } else { | |
693 | tp_locvar->sector = blk_rq_pos(rq); | |
694 | tp_locvar->nr_sector = blk_rq_sectors(rq); | |
695 | tp_locvar->bytes = 0; | |
696 | tp_locvar->cmd = NULL; | |
697 | tp_locvar->cmd_len = 0; | |
698 | } | |
f62b389e MD |
699 | ), |
700 | ||
f127e61e MD |
701 | TP_FIELDS( |
702 | ctf_integer(dev_t, dev, | |
703 | rq->rq_disk ? disk_devt(rq->rq_disk) : 0) | |
704 | ctf_integer(sector_t, sector, tp_locvar->sector) | |
705 | ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector) | |
706 | ctf_integer(unsigned int, bytes, tp_locvar->bytes) | |
707 | ctf_integer(pid_t, tid, current->pid) | |
708 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 709 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e MD |
710 | ctf_sequence_hex(unsigned char, cmd, |
711 | tp_locvar->cmd, size_t, tp_locvar->cmd_len) | |
712 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
265822ae MD |
713 | ), |
714 | ||
715 | TP_code_post() | |
f62b389e | 716 | ) |
2d042821 | 717 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ |
f62b389e | 718 | |
9f7df0f1 MJ |
719 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0) \ |
720 | || LTTNG_KERNEL_RANGE(5,10,137, 5,11,0)) | |
173f7d83 MJ |
721 | /** |
722 | * block_rq_insert - insert block operation request into queue | |
723 | * @rq: block IO operation request | |
724 | * | |
725 | * Called immediately before block operation request @rq is inserted | |
726 | * into queue @q. The fields in the operation request @rq struct can | |
727 | * be examined to determine which device and sectors the pending | |
728 | * operation would access. | |
729 | */ | |
730 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, | |
731 | ||
732 | TP_PROTO(struct request *rq), | |
733 | ||
734 | TP_ARGS(rq) | |
735 | ) | |
736 | #else | |
f62b389e MD |
737 | /** |
738 | * block_rq_insert - insert block operation request into queue | |
739 | * @q: target queue | |
740 | * @rq: block IO operation request | |
741 | * | |
742 | * Called immediately before block operation request @rq is inserted | |
743 | * into queue @q. The fields in the operation request @rq struct can | |
744 | * be examined to determine which device and sectors the pending | |
745 | * operation would access. | |
746 | */ | |
3bc29f0a | 747 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, |
f62b389e MD |
748 | |
749 | TP_PROTO(struct request_queue *q, struct request *rq), | |
750 | ||
751 | TP_ARGS(q, rq) | |
752 | ) | |
173f7d83 MJ |
753 | #endif |
754 | ||
9f7df0f1 MJ |
755 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0) \ |
756 | || LTTNG_KERNEL_RANGE(5,10,137, 5,11,0)) | |
173f7d83 MJ |
757 | /** |
758 | * block_rq_issue - issue pending block IO request operation to device driver | |
759 | * @rq: block IO operation operation request | |
760 | * | |
761 | * Called when block operation request @rq from queue @q is sent to a | |
762 | * device driver for processing. | |
763 | */ | |
764 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, | |
f62b389e | 765 | |
173f7d83 MJ |
766 | TP_PROTO(struct request *rq), |
767 | ||
768 | TP_ARGS(rq) | |
769 | ) | |
770 | #else | |
f62b389e MD |
771 | /** |
772 | * block_rq_issue - issue pending block IO request operation to device driver | |
773 | * @q: queue holding operation | |
774 | * @rq: block IO operation operation request | |
775 | * | |
776 | * Called when block operation request @rq from queue @q is sent to a | |
777 | * device driver for processing. | |
778 | */ | |
3bc29f0a | 779 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, |
f62b389e MD |
780 | |
781 | TP_PROTO(struct request_queue *q, struct request *rq), | |
782 | ||
783 | TP_ARGS(q, rq) | |
784 | ) | |
173f7d83 MJ |
785 | #endif |
786 | ||
9f7df0f1 MJ |
787 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0) \ |
788 | || LTTNG_KERNEL_RANGE(5,10,137, 5,11,0)) | |
173f7d83 MJ |
789 | /** |
790 | * block_rq_merge - merge request with another one in the elevator | |
791 | * @rq: block IO operation operation request | |
792 | * | |
793 | * Called when block operation request @rq from queue @q is merged to another | |
794 | * request queued in the elevator. | |
795 | */ | |
796 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
797 | ||
798 | TP_PROTO(struct request *rq), | |
799 | ||
800 | TP_ARGS(rq) | |
801 | ) | |
2d042821 | 802 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0)) |
173f7d83 MJ |
803 | /** |
804 | * block_rq_merge - merge request with another one in the elevator | |
805 | * @q: queue holding operation | |
806 | * @rq: block IO operation operation request | |
807 | * | |
808 | * Called when block operation request @rq from queue @q is merged to another | |
809 | * request queued in the elevator. | |
810 | */ | |
811 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, | |
812 | ||
813 | TP_PROTO(struct request_queue *q, struct request *rq), | |
814 | ||
815 | TP_ARGS(q, rq) | |
816 | ) | |
817 | #endif | |
f62b389e | 818 | |
790386da MJ |
819 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,8,0) || \ |
820 | LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0)) | |
821 | ||
fd3d2e78 MJ |
822 | /** |
823 | * block_bio_complete - completed all work on the block operation | |
824 | * @q: queue holding the block operation | |
825 | * @bio: block operation completed | |
826 | * @error: io error value | |
827 | * | |
828 | * This tracepoint indicates there is no further work to do on this | |
829 | * block IO operation @bio. | |
830 | */ | |
831 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
832 | ||
833 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
834 | ||
835 | TP_ARGS(q, bio), | |
836 | ||
837 | TP_FIELDS( | |
838 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
839 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
840 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
841 | ctf_integer(int, error, blk_status_to_errno(bio->bi_status)) | |
842 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
843 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
844 | bio->bi_iter.bi_size) | |
845 | ) | |
846 | ) | |
2d042821 | 847 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
848 | /** |
849 | * block_bio_complete - completed all work on the block operation | |
850 | * @q: queue holding the block operation | |
851 | * @bio: block operation completed | |
852 | * @error: io error value | |
853 | * | |
854 | * This tracepoint indicates there is no further work to do on this | |
855 | * block IO operation @bio. | |
856 | */ | |
3bc29f0a | 857 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, |
f62b389e MD |
858 | |
859 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
860 | ||
861 | TP_ARGS(q, bio, error), | |
862 | ||
f127e61e | 863 | TP_FIELDS( |
7feabe53 | 864 | ctf_integer(dev_t, dev, bio_dev(bio)) |
fd3d2e78 MJ |
865 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
866 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
867 | ctf_integer(int, error, error) | |
868 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
869 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
870 | bio->bi_iter.bi_size) | |
871 | ) | |
872 | ) | |
2d042821 | 873 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
fd3d2e78 MJ |
874 | /** |
875 | * block_bio_complete - completed all work on the block operation | |
876 | * @q: queue holding the block operation | |
877 | * @bio: block operation completed | |
878 | * @error: io error value | |
879 | * | |
880 | * This tracepoint indicates there is no further work to do on this | |
881 | * block IO operation @bio. | |
882 | */ | |
883 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
884 | ||
885 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
886 | ||
887 | TP_ARGS(q, bio, error), | |
888 | ||
889 | TP_FIELDS( | |
959fe42a | 890 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
891 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
892 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
893 | ctf_integer(int, error, error) | |
894 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
895 | lttng_bio_op(bio), lttng_bio_rw(bio), |
896 | bio->bi_iter.bi_size) | |
fd3d2e78 MJ |
897 | ) |
898 | ) | |
899 | #else | |
900 | /** | |
901 | * block_bio_complete - completed all work on the block operation | |
902 | * @q: queue holding the block operation | |
903 | * @bio: block operation completed | |
904 | * @error: io error value | |
905 | * | |
906 | * This tracepoint indicates there is no further work to do on this | |
907 | * block IO operation @bio. | |
908 | */ | |
909 | LTTNG_TRACEPOINT_EVENT(block_bio_complete, | |
910 | ||
911 | TP_PROTO(struct request_queue *q, struct bio *bio, int error), | |
912 | ||
913 | TP_ARGS(q, bio, error), | |
914 | ||
915 | TP_FIELDS( | |
916 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
917 | ctf_integer(sector_t, sector, bio->bi_sector) |
918 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
f127e61e | 919 | ctf_integer(int, error, error) |
f127e61e | 920 | blk_rwbs_ctf_integer(unsigned int, rwbs, |
e6d2cc09 | 921 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e | 922 | ) |
f62b389e | 923 | ) |
fd3d2e78 | 924 | #endif |
f62b389e | 925 | |
2d042821 | 926 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
927 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
928 | ||
929 | TP_PROTO(struct bio *bio), | |
930 | ||
931 | TP_ARGS(bio), | |
932 | ||
933 | TP_FIELDS( | |
934 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
935 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
936 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
937 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
938 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
939 | bio->bi_iter.bi_size) | |
940 | ctf_integer(pid_t, tid, current->pid) | |
941 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
942 | ) | |
943 | ) | |
2d042821 | 944 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
3bc29f0a | 945 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
217f66c6 MD |
946 | |
947 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
948 | ||
949 | TP_ARGS(q, rq, bio), | |
950 | ||
f127e61e | 951 | TP_FIELDS( |
7feabe53 | 952 | ctf_integer(dev_t, dev, bio_dev(bio)) |
2022c563 MJ |
953 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
954 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
955 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
956 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
957 | bio->bi_iter.bi_size) | |
958 | ctf_integer(pid_t, tid, current->pid) | |
959 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
960 | ) | |
961 | ) | |
2d042821 | 962 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
2022c563 MJ |
963 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
964 | ||
965 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
966 | ||
967 | TP_ARGS(q, rq, bio), | |
968 | ||
969 | TP_FIELDS( | |
959fe42a | 970 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
971 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
972 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
973 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
974 | lttng_bio_op(bio), lttng_bio_rw(bio), |
975 | bio->bi_iter.bi_size) | |
2022c563 MJ |
976 | ctf_integer(pid_t, tid, current->pid) |
977 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
978 | ) | |
979 | ) | |
2d042821 | 980 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
2022c563 MJ |
981 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, |
982 | ||
983 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
984 | ||
985 | TP_ARGS(q, rq, bio), | |
986 | ||
987 | TP_FIELDS( | |
988 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
989 | ctf_integer(sector_t, sector, bio->bi_sector) |
990 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
991 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 992 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
993 | ctf_integer(pid_t, tid, current->pid) |
994 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
995 | ) | |
217f66c6 | 996 | ) |
2022c563 MJ |
997 | #endif |
998 | ||
999 | ||
1000 | ||
2d042821 | 1001 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
1002 | /** |
1003 | * block_bio_bounce - used bounce buffer when processing block operation | |
1004 | * @bio: block operation | |
1005 | * | |
1006 | * A bounce buffer was used to handle the block operation @bio in @q. | |
1007 | * This occurs when hardware limitations prevent a direct transfer of | |
1008 | * data between the @bio data memory area and the IO device. Use of a | |
1009 | * bounce buffer requires extra copying of data and decreases | |
1010 | * performance. | |
1011 | */ | |
1012 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_bounce, | |
1013 | ||
1014 | TP_PROTO(struct bio *bio), | |
1015 | ||
1016 | TP_ARGS(bio) | |
1017 | ) | |
2d042821 | 1018 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
2022c563 MJ |
1019 | /** |
1020 | * block_bio_bounce - used bounce buffer when processing block operation | |
1021 | * @q: queue holding the block operation | |
1022 | * @bio: block operation | |
1023 | * | |
1024 | * A bounce buffer was used to handle the block operation @bio in @q. | |
1025 | * This occurs when hardware limitations prevent a direct transfer of | |
1026 | * data between the @bio data memory area and the IO device. Use of a | |
1027 | * bounce buffer requires extra copying of data and decreases | |
1028 | * performance. | |
1029 | */ | |
1030 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
1031 | ||
1032 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1033 | ||
1034 | TP_ARGS(q, bio), | |
1035 | ||
1036 | TP_FIELDS( | |
1037 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1038 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1039 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1040 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1041 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1042 | bio->bi_iter.bi_size) | |
1043 | ctf_integer(pid_t, tid, current->pid) | |
1044 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1045 | ) | |
1046 | ) | |
2d042821 | 1047 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
2022c563 MJ |
1048 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, |
1049 | ||
1050 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1051 | ||
1052 | TP_ARGS(q, bio), | |
1053 | ||
1054 | TP_FIELDS( | |
1055 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
1056 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1057 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1058 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1059 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1060 | bio->bi_iter.bi_size) | |
1061 | ctf_integer(pid_t, tid, current->pid) | |
1062 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1063 | ) | |
1064 | ) | |
1065 | #else | |
1066 | LTTNG_TRACEPOINT_EVENT(block_bio_bounce, | |
1067 | ||
1068 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
217f66c6 | 1069 | |
2022c563 MJ |
1070 | TP_ARGS(q, bio), |
1071 | ||
1072 | TP_FIELDS( | |
1073 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) | |
1074 | ctf_integer(sector_t, sector, bio->bi_sector) | |
1075 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1076 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1077 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1078 | bio->bi_size) | |
1079 | ctf_integer(pid_t, tid, current->pid) | |
1080 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1081 | ) | |
1082 | ) | |
1083 | #endif | |
1084 | ||
1085 | ||
2d042821 | 1086 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
1087 | /** |
1088 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1089 | * @bio: new block operation to merge | |
1090 | * | |
1091 | * Merging block request @bio to the end of an existing block request. | |
1092 | */ | |
1093 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, | |
1094 | ||
1095 | TP_PROTO(struct bio *bio), | |
1096 | ||
1097 | TP_ARGS(bio) | |
1098 | ) | |
1099 | ||
1100 | /** | |
1101 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1102 | * @bio: new block operation to merge | |
1103 | * | |
1104 | * Merging block IO operation @bio to the beginning of an existing block request. | |
1105 | */ | |
1106 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, | |
1107 | ||
1108 | TP_PROTO(struct bio *bio), | |
1109 | ||
1110 | TP_ARGS(bio) | |
1111 | ) | |
1112 | ||
1113 | /** | |
1114 | * block_bio_queue - putting new block IO operation in queue | |
1115 | * @bio: new block operation | |
1116 | * | |
1117 | * About to place the block IO operation @bio into queue @q. | |
1118 | */ | |
1119 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, | |
1120 | ||
1121 | TP_PROTO(struct bio *bio), | |
1122 | ||
1123 | TP_ARGS(bio) | |
1124 | ) | |
2d042821 | 1125 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) |
217f66c6 MD |
1126 | /** |
1127 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1128 | * @q: queue holding operation | |
2022c563 | 1129 | * @rq: request bio is being merged into |
217f66c6 MD |
1130 | * @bio: new block operation to merge |
1131 | * | |
1132 | * Merging block request @bio to the end of an existing block request | |
1133 | * in queue @q. | |
1134 | */ | |
3bc29f0a | 1135 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_backmerge, |
217f66c6 MD |
1136 | |
1137 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1138 | ||
1139 | TP_ARGS(q, rq, bio) | |
1140 | ) | |
1141 | ||
1142 | /** | |
1143 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1144 | * @q: queue holding operation | |
2022c563 | 1145 | * @rq: request bio is being merged into |
217f66c6 MD |
1146 | * @bio: new block operation to merge |
1147 | * | |
1148 | * Merging block IO operation @bio to the beginning of an existing block | |
1149 | * operation in queue @q. | |
1150 | */ | |
3bc29f0a | 1151 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_frontmerge, |
217f66c6 MD |
1152 | |
1153 | TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), | |
1154 | ||
1155 | TP_ARGS(q, rq, bio) | |
1156 | ) | |
1157 | ||
1158 | /** | |
1159 | * block_bio_queue - putting new block IO operation in queue | |
1160 | * @q: queue holding operation | |
1161 | * @bio: new block operation | |
1162 | * | |
1163 | * About to place the block IO operation @bio into queue @q. | |
1164 | */ | |
3bc29f0a | 1165 | LTTNG_TRACEPOINT_EVENT(block_bio_queue, |
217f66c6 MD |
1166 | |
1167 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1168 | ||
1169 | TP_ARGS(q, bio), | |
1170 | ||
f127e61e | 1171 | TP_FIELDS( |
2d042821 | 1172 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
7feabe53 MD |
1173 | ctf_integer(dev_t, dev, bio_dev(bio)) |
1174 | #else | |
959fe42a | 1175 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
7feabe53 | 1176 | #endif |
2d042821 | 1177 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1178 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1179 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1180 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1181 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1182 | bio->bi_iter.bi_size) | |
2d042821 | 1183 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1184 | ctf_integer(sector_t, sector, bio->bi_sector) |
1185 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1186 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1187 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
2d042821 | 1188 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1189 | ctf_integer(pid_t, tid, current->pid) |
1190 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1191 | ) | |
217f66c6 | 1192 | ) |
2d042821 | 1193 | #else /* if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
3bc29f0a | 1194 | LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, |
f62b389e MD |
1195 | |
1196 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1197 | ||
1198 | TP_ARGS(q, bio), | |
1199 | ||
f127e61e | 1200 | TP_FIELDS( |
959fe42a | 1201 | ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) |
f127e61e MD |
1202 | ctf_integer(sector_t, sector, bio->bi_sector) |
1203 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1204 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1205 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1206 | ctf_integer(pid_t, tid, current->pid) |
1207 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1208 | ) | |
f62b389e MD |
1209 | ) |
1210 | ||
1211 | /** | |
1212 | * block_bio_backmerge - merging block operation to the end of an existing operation | |
1213 | * @q: queue holding operation | |
1214 | * @bio: new block operation to merge | |
1215 | * | |
1216 | * Merging block request @bio to the end of an existing block request | |
1217 | * in queue @q. | |
1218 | */ | |
3bc29f0a | 1219 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge, |
f62b389e MD |
1220 | |
1221 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1222 | ||
1223 | TP_ARGS(q, bio) | |
1224 | ) | |
1225 | ||
1226 | /** | |
1227 | * block_bio_frontmerge - merging block operation to the beginning of an existing operation | |
1228 | * @q: queue holding operation | |
1229 | * @bio: new block operation to merge | |
1230 | * | |
1231 | * Merging block IO operation @bio to the beginning of an existing block | |
1232 | * operation in queue @q. | |
1233 | */ | |
3bc29f0a | 1234 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge, |
f62b389e MD |
1235 | |
1236 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1237 | ||
1238 | TP_ARGS(q, bio) | |
1239 | ) | |
1240 | ||
1241 | /** | |
1242 | * block_bio_queue - putting new block IO operation in queue | |
1243 | * @q: queue holding operation | |
1244 | * @bio: new block operation | |
1245 | * | |
1246 | * About to place the block IO operation @bio into queue @q. | |
1247 | */ | |
3bc29f0a | 1248 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, |
f62b389e MD |
1249 | |
1250 | TP_PROTO(struct request_queue *q, struct bio *bio), | |
1251 | ||
1252 | TP_ARGS(q, bio) | |
1253 | ) | |
2d042821 | 1254 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ |
f62b389e | 1255 | |
2d042821 | 1256 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
2022c563 MJ |
1257 | /** |
1258 | * block_getrq - get a free request entry in queue for block IO operations | |
1259 | * @bio: pending block IO operation (can be %NULL) | |
1260 | * | |
1261 | * A request struct has been allocated to handle the block IO operation @bio. | |
1262 | */ | |
1263 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_getrq, | |
1264 | ||
1265 | TP_PROTO(struct bio *bio), | |
1266 | ||
1267 | TP_ARGS(bio) | |
1268 | ) | |
1269 | #else | |
3bc29f0a | 1270 | LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, |
f62b389e MD |
1271 | |
1272 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1273 | ||
1274 | TP_ARGS(q, bio, rw), | |
1275 | ||
f127e61e | 1276 | TP_FIELDS( |
2d042821 | 1277 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
6417cda6 | 1278 | ctf_integer(dev_t, dev, bio ? bio_dev(bio) : 0) |
7feabe53 | 1279 | #else |
959fe42a | 1280 | ctf_integer(dev_t, dev, bio ? bio->bi_bdev->bd_dev : 0) |
7feabe53 | 1281 | #endif |
2d042821 | 1282 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
f127e61e MD |
1283 | ctf_integer(sector_t, sector, bio ? bio->bi_iter.bi_sector : 0) |
1284 | ctf_integer(unsigned int, nr_sector, | |
1285 | bio ? bio_sectors(bio) : 0) | |
1286 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1287 | bio ? lttng_bio_op(bio) : 0, |
1288 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1289 | bio ? bio->bi_iter.bi_size : 0) |
2d042821 | 1290 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1291 | ctf_integer(sector_t, sector, bio ? bio->bi_sector : 0) |
1292 | ctf_integer(unsigned int, nr_sector, | |
1293 | bio ? bio->bi_size >> 9 : 0) | |
1294 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1295 | bio ? lttng_bio_op(bio) : 0, |
1296 | bio ? lttng_bio_rw(bio) : 0, | |
f127e61e | 1297 | bio ? bio->bi_size : 0) |
2d042821 | 1298 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ |
f127e61e MD |
1299 | ctf_integer(pid_t, tid, current->pid) |
1300 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1301 | ) | |
f62b389e MD |
1302 | ) |
1303 | ||
1304 | /** | |
1305 | * block_getrq - get a free request entry in queue for block IO operations | |
1306 | * @q: queue for operations | |
6417cda6 | 1307 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1308 | * @rw: low bit indicates a read (%0) or a write (%1) |
1309 | * | |
1310 | * A request struct for queue @q has been allocated to handle the | |
1311 | * block IO operation @bio. | |
1312 | */ | |
3bc29f0a | 1313 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_getrq, |
f62b389e MD |
1314 | |
1315 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1316 | ||
1317 | TP_ARGS(q, bio, rw) | |
1318 | ) | |
1319 | ||
1320 | /** | |
1321 | * block_sleeprq - waiting to get a free request entry in queue for block IO operation | |
1322 | * @q: queue for operation | |
6417cda6 | 1323 | * @bio: pending block IO operation (can be %NULL) |
f62b389e MD |
1324 | * @rw: low bit indicates a read (%0) or a write (%1) |
1325 | * | |
1326 | * In the case where a request struct cannot be provided for queue @q | |
1327 | * the process needs to wait for an request struct to become | |
1328 | * available. This tracepoint event is generated each time the | |
1329 | * process goes to sleep waiting for request struct become available. | |
1330 | */ | |
3bc29f0a | 1331 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_sleeprq, |
f62b389e MD |
1332 | |
1333 | TP_PROTO(struct request_queue *q, struct bio *bio, int rw), | |
1334 | ||
1335 | TP_ARGS(q, bio, rw) | |
1336 | ) | |
2022c563 | 1337 | #endif |
f62b389e MD |
1338 | |
1339 | /** | |
1340 | * block_plug - keep operations requests in request queue | |
1341 | * @q: request queue to plug | |
1342 | * | |
1343 | * Plug the request queue @q. Do not allow block operation requests | |
1344 | * to be sent to the device driver. Instead, accumulate requests in | |
1345 | * the queue to improve throughput performance of the block device. | |
1346 | */ | |
3bc29f0a | 1347 | LTTNG_TRACEPOINT_EVENT(block_plug, |
f62b389e MD |
1348 | |
1349 | TP_PROTO(struct request_queue *q), | |
1350 | ||
1351 | TP_ARGS(q), | |
1352 | ||
f127e61e MD |
1353 | TP_FIELDS( |
1354 | ctf_integer(pid_t, tid, current->pid) | |
1355 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1356 | ) | |
f62b389e MD |
1357 | ) |
1358 | ||
3bc29f0a | 1359 | LTTNG_TRACEPOINT_EVENT_CLASS(block_unplug, |
f62b389e MD |
1360 | |
1361 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), | |
1362 | ||
1363 | TP_ARGS(q, depth, explicit), | |
1364 | ||
f127e61e | 1365 | TP_FIELDS( |
f127e61e | 1366 | ctf_integer(int, nr_rq, depth) |
f127e61e MD |
1367 | ctf_integer(pid_t, tid, current->pid) |
1368 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1369 | ) | |
f62b389e MD |
1370 | ) |
1371 | ||
1372 | /** | |
1373 | * block_unplug - release of operations requests in request queue | |
1374 | * @q: request queue to unplug | |
1375 | * @depth: number of requests just added to the queue | |
1376 | * @explicit: whether this was an explicit unplug, or one from schedule() | |
1377 | * | |
1378 | * Unplug request queue @q because device driver is scheduled to work | |
1379 | * on elements in the request queue. | |
1380 | */ | |
3bc29f0a | 1381 | LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug, |
f62b389e MD |
1382 | |
1383 | TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), | |
1384 | ||
1385 | TP_ARGS(q, depth, explicit) | |
1386 | ) | |
1387 | ||
2d042821 | 1388 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
d3d6eee9 MJ |
1389 | /** |
1390 | * block_split - split a single bio struct into two bio structs | |
1391 | * @bio: block operation being split | |
1392 | * @new_sector: The starting sector for the new bio | |
1393 | * | |
1394 | * The bio request @bio needs to be split into two bio requests. The newly | |
1395 | * created @bio request starts at @new_sector. This split may be required due to | |
1396 | * hardware limitations such as operation crossing device boundaries in a RAID | |
1397 | * system. | |
1398 | */ | |
1399 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1400 | ||
1401 | TP_PROTO(struct bio *bio, unsigned int new_sector), | |
1402 | ||
1403 | TP_ARGS(bio, new_sector), | |
1404 | ||
1405 | TP_FIELDS( | |
1406 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1407 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1408 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1409 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1410 | bio->bi_iter.bi_size) | |
1411 | ctf_integer(sector_t, new_sector, new_sector) | |
1412 | ctf_integer(pid_t, tid, current->pid) | |
1413 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1414 | ) | |
1415 | ) | |
1416 | ||
2d042821 | 1417 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
1418 | /** |
1419 | * block_split - split a single bio struct into two bio structs | |
1420 | * @q: queue containing the bio | |
1421 | * @bio: block operation being split | |
1422 | * @new_sector: The starting sector for the new bio | |
1423 | * | |
1424 | * The bio request @bio in request queue @q needs to be split into two | |
1425 | * bio requests. The newly created @bio request starts at | |
1426 | * @new_sector. This split may be required due to hardware limitation | |
1427 | * such as operation crossing device boundaries in a RAID system. | |
1428 | */ | |
3bc29f0a | 1429 | LTTNG_TRACEPOINT_EVENT(block_split, |
f62b389e MD |
1430 | |
1431 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1432 | unsigned int new_sector), | |
1433 | ||
1434 | TP_ARGS(q, bio, new_sector), | |
1435 | ||
f127e61e | 1436 | TP_FIELDS( |
7feabe53 | 1437 | ctf_integer(dev_t, dev, bio_dev(bio)) |
d3d6eee9 MJ |
1438 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1439 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1440 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1441 | bio->bi_iter.bi_size) | |
1442 | ctf_integer(sector_t, new_sector, new_sector) | |
1443 | ctf_integer(pid_t, tid, current->pid) | |
1444 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1445 | ) | |
1446 | ) | |
2d042821 | 1447 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
d3d6eee9 MJ |
1448 | LTTNG_TRACEPOINT_EVENT(block_split, |
1449 | ||
1450 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1451 | unsigned int new_sector), | |
1452 | ||
1453 | TP_ARGS(q, bio, new_sector), | |
1454 | ||
1455 | TP_FIELDS( | |
959fe42a | 1456 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
1457 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1458 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1459 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1460 | bio->bi_iter.bi_size) | |
d3d6eee9 MJ |
1461 | ctf_integer(sector_t, new_sector, new_sector) |
1462 | ctf_integer(pid_t, tid, current->pid) | |
1463 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1464 | ) | |
1465 | ) | |
1466 | #else | |
1467 | LTTNG_TRACEPOINT_EVENT(block_split, | |
1468 | ||
1469 | TP_PROTO(struct request_queue *q, struct bio *bio, | |
1470 | unsigned int new_sector), | |
1471 | ||
1472 | TP_ARGS(q, bio, new_sector), | |
1473 | ||
1474 | TP_FIELDS( | |
1475 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
1476 | ctf_integer(sector_t, sector, bio->bi_sector) |
1477 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1478 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1479 | ctf_integer(sector_t, new_sector, new_sector) |
1480 | ctf_integer(pid_t, tid, current->pid) | |
1481 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
1482 | ) | |
f62b389e | 1483 | ) |
d3d6eee9 | 1484 | #endif |
f62b389e | 1485 | |
2d042821 | 1486 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) |
fb361f27 MJ |
1487 | /** |
1488 | * block_bio_remap - map request for a logical device to the raw device | |
1489 | * @bio: revised operation | |
1490 | * @dev: original device for the operation | |
1491 | * @from: original sector for the operation | |
1492 | * | |
1493 | * An operation for a logical device has been mapped to the | |
1494 | * raw block device. | |
1495 | */ | |
1496 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, | |
1497 | ||
1498 | TP_PROTO(struct bio *bio, dev_t dev, sector_t from), | |
1499 | ||
1500 | TP_ARGS(bio, dev, from), | |
1501 | ||
1502 | TP_FIELDS( | |
1503 | ctf_integer(dev_t, dev, bio_dev(bio)) | |
1504 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) | |
1505 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1506 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1507 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1508 | bio->bi_iter.bi_size) | |
1509 | ctf_integer(dev_t, old_dev, dev) | |
1510 | ctf_integer(sector_t, old_sector, from) | |
1511 | ) | |
1512 | ) | |
2d042821 | 1513 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) |
f62b389e MD |
1514 | /** |
1515 | * block_bio_remap - map request for a logical device to the raw device | |
1516 | * @q: queue holding the operation | |
1517 | * @bio: revised operation | |
1518 | * @dev: device for the operation | |
1519 | * @from: original sector for the operation | |
1520 | * | |
1521 | * An operation for a logical device has been mapped to the | |
1522 | * raw block device. | |
1523 | */ | |
3bc29f0a | 1524 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
f62b389e MD |
1525 | |
1526 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1527 | sector_t from), | |
1528 | ||
1529 | TP_ARGS(q, bio, dev, from), | |
1530 | ||
f127e61e | 1531 | TP_FIELDS( |
7feabe53 | 1532 | ctf_integer(dev_t, dev, bio_dev(bio)) |
fb361f27 MJ |
1533 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1534 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1535 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1536 | lttng_bio_op(bio), lttng_bio_rw(bio), | |
1537 | bio->bi_iter.bi_size) | |
1538 | ctf_integer(dev_t, old_dev, dev) | |
1539 | ctf_integer(sector_t, old_sector, from) | |
1540 | ) | |
1541 | ) | |
2d042821 | 1542 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
fb361f27 MJ |
1543 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, |
1544 | ||
1545 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1546 | sector_t from), | |
1547 | ||
1548 | TP_ARGS(q, bio, dev, from), | |
1549 | ||
1550 | TP_FIELDS( | |
959fe42a | 1551 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) |
f127e61e MD |
1552 | ctf_integer(sector_t, sector, bio->bi_iter.bi_sector) |
1553 | ctf_integer(unsigned int, nr_sector, bio_sectors(bio)) | |
1554 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 MD |
1555 | lttng_bio_op(bio), lttng_bio_rw(bio), |
1556 | bio->bi_iter.bi_size) | |
fb361f27 MJ |
1557 | ctf_integer(dev_t, old_dev, dev) |
1558 | ctf_integer(sector_t, old_sector, from) | |
1559 | ) | |
1560 | ) | |
1561 | #else | |
1562 | LTTNG_TRACEPOINT_EVENT(block_bio_remap, | |
1563 | ||
1564 | TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, | |
1565 | sector_t from), | |
1566 | ||
1567 | TP_ARGS(q, bio, dev, from), | |
1568 | ||
1569 | TP_FIELDS( | |
1570 | ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) | |
f127e61e MD |
1571 | ctf_integer(sector_t, sector, bio->bi_sector) |
1572 | ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9) | |
1573 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1574 | lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size) |
f127e61e MD |
1575 | ctf_integer(dev_t, old_dev, dev) |
1576 | ctf_integer(sector_t, old_sector, from) | |
1577 | ) | |
f62b389e | 1578 | ) |
fb361f27 | 1579 | #endif |
f62b389e | 1580 | |
eef478c9 MJ |
1581 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
1582 | /** | |
1583 | * block_rq_remap - map request for a block operation request | |
1584 | * @rq: block IO operation request | |
1585 | * @dev: device for the operation | |
1586 | * @from: original sector for the operation | |
1587 | * | |
1588 | * The block operation request @rq in @q has been remapped. The block | |
1589 | * operation request @rq holds the current information and @from hold | |
1590 | * the original sector. | |
1591 | */ | |
1592 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, | |
1593 | ||
1594 | TP_PROTO(struct request *rq, dev_t dev, sector_t from), | |
1595 | ||
1596 | TP_ARGS(rq, dev, from), | |
1597 | ||
1598 | TP_FIELDS( | |
1599 | ctf_integer(dev_t, dev, disk_devt(rq->q->disk)) | |
1600 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1601 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1602 | ctf_integer(dev_t, old_dev, dev) | |
1603 | ctf_integer(sector_t, old_sector, from) | |
1604 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1605 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
1606 | ) | |
1607 | ) | |
9f7df0f1 MJ |
1608 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0) \ |
1609 | || LTTNG_KERNEL_RANGE(5,10,137, 5,11,0)) | |
173f7d83 MJ |
1610 | /** |
1611 | * block_rq_remap - map request for a block operation request | |
1612 | * @rq: block IO operation request | |
1613 | * @dev: device for the operation | |
1614 | * @from: original sector for the operation | |
1615 | * | |
1616 | * The block operation request @rq in @q has been remapped. The block | |
1617 | * operation request @rq holds the current information and @from hold | |
1618 | * the original sector. | |
1619 | */ | |
1620 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, | |
1621 | ||
1622 | TP_PROTO(struct request *rq, dev_t dev, sector_t from), | |
1623 | ||
1624 | TP_ARGS(rq, dev, from), | |
1625 | ||
1626 | TP_FIELDS( | |
1627 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
1628 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1629 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1630 | ctf_integer(dev_t, old_dev, dev) | |
1631 | ctf_integer(sector_t, old_sector, from) | |
1632 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
1633 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) | |
1634 | ) | |
1635 | ) | |
1636 | #else | |
f62b389e MD |
1637 | /** |
1638 | * block_rq_remap - map request for a block operation request | |
1639 | * @q: queue holding the operation | |
1640 | * @rq: block IO operation request | |
1641 | * @dev: device for the operation | |
1642 | * @from: original sector for the operation | |
1643 | * | |
1644 | * The block operation request @rq in @q has been remapped. The block | |
1645 | * operation request @rq holds the current information and @from hold | |
1646 | * the original sector. | |
1647 | */ | |
3bc29f0a | 1648 | LTTNG_TRACEPOINT_EVENT(block_rq_remap, |
f62b389e MD |
1649 | |
1650 | TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, | |
1651 | sector_t from), | |
1652 | ||
1653 | TP_ARGS(q, rq, dev, from), | |
1654 | ||
f127e61e MD |
1655 | TP_FIELDS( |
1656 | ctf_integer(dev_t, dev, disk_devt(rq->rq_disk)) | |
1657 | ctf_integer(sector_t, sector, blk_rq_pos(rq)) | |
1658 | ctf_integer(unsigned int, nr_sector, blk_rq_sectors(rq)) | |
1659 | ctf_integer(dev_t, old_dev, dev) | |
1660 | ctf_integer(sector_t, old_sector, from) | |
1661 | blk_rwbs_ctf_integer(unsigned int, rwbs, | |
e6d2cc09 | 1662 | lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) |
f127e61e | 1663 | ) |
f62b389e | 1664 | ) |
173f7d83 | 1665 | #endif |
f62b389e MD |
1666 | |
1667 | #undef __print_rwbs_flags | |
1668 | #undef blk_fill_rwbs | |
1669 | ||
3bc29f0a | 1670 | #endif /* LTTNG_TRACE_BLOCK_H */ |
f62b389e MD |
1671 | |
1672 | /* This part must be outside protection */ | |
6ec43db8 | 1673 | #include <probes/define_trace.h> |