1#ifndef __PERF_RECORD_H
2#define __PERF_RECORD_H
3
4#include <limits.h>
5#include <stdio.h>
6
7#include "../perf.h"
8#include "map.h"
9#include "build-id.h"
10#include "perf_regs.h"
11
12struct mmap_event {
13 struct perf_event_header header;
14 u32 pid, tid;
15 u64 start;
16 u64 len;
17 u64 pgoff;
18 char filename[PATH_MAX];
19};
20
21struct mmap2_event {
22 struct perf_event_header header;
23 u32 pid, tid;
24 u64 start;
25 u64 len;
26 u64 pgoff;
27 u32 maj;
28 u32 min;
29 u64 ino;
30 u64 ino_generation;
31 u32 prot;
32 u32 flags;
33 char filename[PATH_MAX];
34};
35
36struct comm_event {
37 struct perf_event_header header;
38 u32 pid, tid;
39 char comm[16];
40};
41
42struct fork_event {
43 struct perf_event_header header;
44 u32 pid, ppid;
45 u32 tid, ptid;
46 u64 time;
47};
48
49struct lost_event {
50 struct perf_event_header header;
51 u64 id;
52 u64 lost;
53};
54
55struct lost_samples_event {
56 struct perf_event_header header;
57 u64 lost;
58};
59
60
61
62
63struct read_event {
64 struct perf_event_header header;
65 u32 pid, tid;
66 u64 value;
67 u64 time_enabled;
68 u64 time_running;
69 u64 id;
70};
71
72struct throttle_event {
73 struct perf_event_header header;
74 u64 time;
75 u64 id;
76 u64 stream_id;
77};
78
79#define PERF_SAMPLE_MASK \
80 (PERF_SAMPLE_IP | PERF_SAMPLE_TID | \
81 PERF_SAMPLE_TIME | PERF_SAMPLE_ADDR | \
82 PERF_SAMPLE_ID | PERF_SAMPLE_STREAM_ID | \
83 PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD | \
84 PERF_SAMPLE_IDENTIFIER)
85
86
87#define PERF_SAMPLE_MAX_SIZE (1 << 16)
88
89struct sample_event {
90 struct perf_event_header header;
91 u64 array[];
92};
93
94struct regs_dump {
95 u64 abi;
96 u64 mask;
97 u64 *regs;
98
99
100 u64 cache_regs[PERF_REGS_MAX];
101 u64 cache_mask;
102};
103
104struct stack_dump {
105 u16 offset;
106 u64 size;
107 char *data;
108};
109
110struct sample_read_value {
111 u64 value;
112 u64 id;
113};
114
115struct sample_read {
116 u64 time_enabled;
117 u64 time_running;
118 union {
119 struct {
120 u64 nr;
121 struct sample_read_value *values;
122 } group;
123 struct sample_read_value one;
124 };
125};
126
127struct ip_callchain {
128 u64 nr;
129 u64 ips[0];
130};
131
132struct branch_flags {
133 u64 mispred:1;
134 u64 predicted:1;
135 u64 in_tx:1;
136 u64 abort:1;
137 u64 reserved:60;
138};
139
140struct branch_entry {
141 u64 from;
142 u64 to;
143 struct branch_flags flags;
144};
145
146struct branch_stack {
147 u64 nr;
148 struct branch_entry entries[0];
149};
150
151enum {
152 PERF_IP_FLAG_BRANCH = 1ULL << 0,
153 PERF_IP_FLAG_CALL = 1ULL << 1,
154 PERF_IP_FLAG_RETURN = 1ULL << 2,
155 PERF_IP_FLAG_CONDITIONAL = 1ULL << 3,
156 PERF_IP_FLAG_SYSCALLRET = 1ULL << 4,
157 PERF_IP_FLAG_ASYNC = 1ULL << 5,
158 PERF_IP_FLAG_INTERRUPT = 1ULL << 6,
159 PERF_IP_FLAG_TX_ABORT = 1ULL << 7,
160 PERF_IP_FLAG_TRACE_BEGIN = 1ULL << 8,
161 PERF_IP_FLAG_TRACE_END = 1ULL << 9,
162 PERF_IP_FLAG_IN_TX = 1ULL << 10,
163};
164
165#define PERF_IP_FLAG_CHARS "bcrosyiABEx"
166
167#define PERF_BRANCH_MASK (\
168 PERF_IP_FLAG_BRANCH |\
169 PERF_IP_FLAG_CALL |\
170 PERF_IP_FLAG_RETURN |\
171 PERF_IP_FLAG_CONDITIONAL |\
172 PERF_IP_FLAG_SYSCALLRET |\
173 PERF_IP_FLAG_ASYNC |\
174 PERF_IP_FLAG_INTERRUPT |\
175 PERF_IP_FLAG_TX_ABORT |\
176 PERF_IP_FLAG_TRACE_BEGIN |\
177 PERF_IP_FLAG_TRACE_END)
178
179struct perf_sample {
180 u64 ip;
181 u32 pid, tid;
182 u64 time;
183 u64 addr;
184 u64 id;
185 u64 stream_id;
186 u64 period;
187 u64 weight;
188 u64 transaction;
189 u32 cpu;
190 u32 raw_size;
191 u64 data_src;
192 u32 flags;
193 u16 insn_len;
194 void *raw_data;
195 struct ip_callchain *callchain;
196 struct branch_stack *branch_stack;
197 struct regs_dump user_regs;
198 struct regs_dump intr_regs;
199 struct stack_dump user_stack;
200 struct sample_read read;
201};
202
203#define PERF_MEM_DATA_SRC_NONE \
204 (PERF_MEM_S(OP, NA) |\
205 PERF_MEM_S(LVL, NA) |\
206 PERF_MEM_S(SNOOP, NA) |\
207 PERF_MEM_S(LOCK, NA) |\
208 PERF_MEM_S(TLB, NA))
209
210struct build_id_event {
211 struct perf_event_header header;
212 pid_t pid;
213 u8 build_id[PERF_ALIGN(BUILD_ID_SIZE, sizeof(u64))];
214 char filename[];
215};
216
217enum perf_user_event_type {
218 PERF_RECORD_USER_TYPE_START = 64,
219 PERF_RECORD_HEADER_ATTR = 64,
220 PERF_RECORD_HEADER_EVENT_TYPE = 65,
221 PERF_RECORD_HEADER_TRACING_DATA = 66,
222 PERF_RECORD_HEADER_BUILD_ID = 67,
223 PERF_RECORD_FINISHED_ROUND = 68,
224 PERF_RECORD_ID_INDEX = 69,
225 PERF_RECORD_AUXTRACE_INFO = 70,
226 PERF_RECORD_AUXTRACE = 71,
227 PERF_RECORD_AUXTRACE_ERROR = 72,
228 PERF_RECORD_HEADER_MAX
229};
230
231enum auxtrace_error_type {
232 PERF_AUXTRACE_ERROR_ITRACE = 1,
233 PERF_AUXTRACE_ERROR_MAX
234};
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254struct events_stats {
255 u64 total_period;
256 u64 total_non_filtered_period;
257 u64 total_lost;
258 u64 total_lost_samples;
259 u64 total_invalid_chains;
260 u32 nr_events[PERF_RECORD_HEADER_MAX];
261 u32 nr_non_filtered_samples;
262 u32 nr_lost_warned;
263 u32 nr_unknown_events;
264 u32 nr_invalid_chains;
265 u32 nr_unknown_id;
266 u32 nr_unprocessable_samples;
267 u32 nr_auxtrace_errors[PERF_AUXTRACE_ERROR_MAX];
268 u32 nr_proc_map_timeout;
269};
270
271struct attr_event {
272 struct perf_event_header header;
273 struct perf_event_attr attr;
274 u64 id[];
275};
276
277#define MAX_EVENT_NAME 64
278
279struct perf_trace_event_type {
280 u64 event_id;
281 char name[MAX_EVENT_NAME];
282};
283
284struct event_type_event {
285 struct perf_event_header header;
286 struct perf_trace_event_type event_type;
287};
288
289struct tracing_data_event {
290 struct perf_event_header header;
291 u32 size;
292};
293
294struct id_index_entry {
295 u64 id;
296 u64 idx;
297 u64 cpu;
298 u64 tid;
299};
300
301struct id_index_event {
302 struct perf_event_header header;
303 u64 nr;
304 struct id_index_entry entries[0];
305};
306
307struct auxtrace_info_event {
308 struct perf_event_header header;
309 u32 type;
310 u32 reserved__;
311 u64 priv[];
312};
313
314struct auxtrace_event {
315 struct perf_event_header header;
316 u64 size;
317 u64 offset;
318 u64 reference;
319 u32 idx;
320 u32 tid;
321 u32 cpu;
322 u32 reserved__;
323};
324
325#define MAX_AUXTRACE_ERROR_MSG 64
326
327struct auxtrace_error_event {
328 struct perf_event_header header;
329 u32 type;
330 u32 code;
331 u32 cpu;
332 u32 pid;
333 u32 tid;
334 u32 reserved__;
335 u64 ip;
336 char msg[MAX_AUXTRACE_ERROR_MSG];
337};
338
339struct aux_event {
340 struct perf_event_header header;
341 u64 aux_offset;
342 u64 aux_size;
343 u64 flags;
344};
345
346struct itrace_start_event {
347 struct perf_event_header header;
348 u32 pid, tid;
349};
350
351union perf_event {
352 struct perf_event_header header;
353 struct mmap_event mmap;
354 struct mmap2_event mmap2;
355 struct comm_event comm;
356 struct fork_event fork;
357 struct lost_event lost;
358 struct lost_samples_event lost_samples;
359 struct read_event read;
360 struct throttle_event throttle;
361 struct sample_event sample;
362 struct attr_event attr;
363 struct event_type_event event_type;
364 struct tracing_data_event tracing_data;
365 struct build_id_event build_id;
366 struct id_index_event id_index;
367 struct auxtrace_info_event auxtrace_info;
368 struct auxtrace_event auxtrace;
369 struct auxtrace_error_event auxtrace_error;
370 struct aux_event aux;
371 struct itrace_start_event itrace_start;
372};
373
374void perf_event__print_totals(void);
375
376struct perf_tool;
377struct thread_map;
378
379typedef int (*perf_event__handler_t)(struct perf_tool *tool,
380 union perf_event *event,
381 struct perf_sample *sample,
382 struct machine *machine);
383
384int perf_event__synthesize_thread_map(struct perf_tool *tool,
385 struct thread_map *threads,
386 perf_event__handler_t process,
387 struct machine *machine, bool mmap_data,
388 unsigned int proc_map_timeout);
389int perf_event__synthesize_threads(struct perf_tool *tool,
390 perf_event__handler_t process,
391 struct machine *machine, bool mmap_data,
392 unsigned int proc_map_timeout);
393int perf_event__synthesize_kernel_mmap(struct perf_tool *tool,
394 perf_event__handler_t process,
395 struct machine *machine);
396
397int perf_event__synthesize_modules(struct perf_tool *tool,
398 perf_event__handler_t process,
399 struct machine *machine);
400
401int perf_event__process_comm(struct perf_tool *tool,
402 union perf_event *event,
403 struct perf_sample *sample,
404 struct machine *machine);
405int perf_event__process_lost(struct perf_tool *tool,
406 union perf_event *event,
407 struct perf_sample *sample,
408 struct machine *machine);
409int perf_event__process_lost_samples(struct perf_tool *tool,
410 union perf_event *event,
411 struct perf_sample *sample,
412 struct machine *machine);
413int perf_event__process_aux(struct perf_tool *tool,
414 union perf_event *event,
415 struct perf_sample *sample,
416 struct machine *machine);
417int perf_event__process_itrace_start(struct perf_tool *tool,
418 union perf_event *event,
419 struct perf_sample *sample,
420 struct machine *machine);
421int perf_event__process_mmap(struct perf_tool *tool,
422 union perf_event *event,
423 struct perf_sample *sample,
424 struct machine *machine);
425int perf_event__process_mmap2(struct perf_tool *tool,
426 union perf_event *event,
427 struct perf_sample *sample,
428 struct machine *machine);
429int perf_event__process_fork(struct perf_tool *tool,
430 union perf_event *event,
431 struct perf_sample *sample,
432 struct machine *machine);
433int perf_event__process_exit(struct perf_tool *tool,
434 union perf_event *event,
435 struct perf_sample *sample,
436 struct machine *machine);
437int perf_event__process(struct perf_tool *tool,
438 union perf_event *event,
439 struct perf_sample *sample,
440 struct machine *machine);
441
442struct addr_location;
443
444int perf_event__preprocess_sample(const union perf_event *event,
445 struct machine *machine,
446 struct addr_location *al,
447 struct perf_sample *sample);
448
449void addr_location__put(struct addr_location *al);
450
451struct thread;
452
453bool is_bts_event(struct perf_event_attr *attr);
454bool sample_addr_correlates_sym(struct perf_event_attr *attr);
455void perf_event__preprocess_sample_addr(union perf_event *event,
456 struct perf_sample *sample,
457 struct thread *thread,
458 struct addr_location *al);
459
460const char *perf_event__name(unsigned int id);
461
462size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
463 u64 read_format);
464int perf_event__synthesize_sample(union perf_event *event, u64 type,
465 u64 read_format,
466 const struct perf_sample *sample,
467 bool swapped);
468
469int perf_event__synthesize_mmap_events(struct perf_tool *tool,
470 union perf_event *event,
471 pid_t pid, pid_t tgid,
472 perf_event__handler_t process,
473 struct machine *machine,
474 bool mmap_data,
475 unsigned int proc_map_timeout);
476
477size_t perf_event__fprintf_comm(union perf_event *event, FILE *fp);
478size_t perf_event__fprintf_mmap(union perf_event *event, FILE *fp);
479size_t perf_event__fprintf_mmap2(union perf_event *event, FILE *fp);
480size_t perf_event__fprintf_task(union perf_event *event, FILE *fp);
481size_t perf_event__fprintf_aux(union perf_event *event, FILE *fp);
482size_t perf_event__fprintf_itrace_start(union perf_event *event, FILE *fp);
483size_t perf_event__fprintf(union perf_event *event, FILE *fp);
484
485u64 kallsyms__get_function_start(const char *kallsyms_filename,
486 const char *symbol_name);
487
488#endif
489