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Merge tag 'xfs-5.1-merge-4' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux
[mirror_ubuntu-jammy-kernel.git] / tools / perf / builtin-script.c
1 // SPDX-License-Identifier: GPL-2.0
2 #include "builtin.h"
3
4 #include "perf.h"
5 #include "util/cache.h"
6 #include "util/debug.h"
7 #include <subcmd/exec-cmd.h>
8 #include "util/header.h"
9 #include <subcmd/parse-options.h>
10 #include "util/perf_regs.h"
11 #include "util/session.h"
12 #include "util/tool.h"
13 #include "util/map.h"
14 #include "util/symbol.h"
15 #include "util/thread.h"
16 #include "util/trace-event.h"
17 #include "util/util.h"
18 #include "util/evlist.h"
19 #include "util/evsel.h"
20 #include "util/sort.h"
21 #include "util/data.h"
22 #include "util/auxtrace.h"
23 #include "util/cpumap.h"
24 #include "util/thread_map.h"
25 #include "util/stat.h"
26 #include "util/color.h"
27 #include "util/string2.h"
28 #include "util/thread-stack.h"
29 #include "util/time-utils.h"
30 #include "util/path.h"
31 #include "print_binary.h"
32 #include <linux/bitmap.h>
33 #include <linux/kernel.h>
34 #include <linux/stringify.h>
35 #include <linux/time64.h>
36 #include "asm/bug.h"
37 #include "util/mem-events.h"
38 #include "util/dump-insn.h"
39 #include <dirent.h>
40 #include <errno.h>
41 #include <inttypes.h>
42 #include <signal.h>
43 #include <sys/param.h>
44 #include <sys/types.h>
45 #include <sys/stat.h>
46 #include <fcntl.h>
47 #include <unistd.h>
48 #include <subcmd/pager.h>
49
50 #include "sane_ctype.h"
51
52 static char const *script_name;
53 static char const *generate_script_lang;
54 static bool debug_mode;
55 static u64 last_timestamp;
56 static u64 nr_unordered;
57 static bool no_callchain;
58 static bool latency_format;
59 static bool system_wide;
60 static bool print_flags;
61 static bool nanosecs;
62 static const char *cpu_list;
63 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
64 static struct perf_stat_config stat_config;
65 static int max_blocks;
66
67 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
68
69 enum perf_output_field {
70 PERF_OUTPUT_COMM = 1U << 0,
71 PERF_OUTPUT_TID = 1U << 1,
72 PERF_OUTPUT_PID = 1U << 2,
73 PERF_OUTPUT_TIME = 1U << 3,
74 PERF_OUTPUT_CPU = 1U << 4,
75 PERF_OUTPUT_EVNAME = 1U << 5,
76 PERF_OUTPUT_TRACE = 1U << 6,
77 PERF_OUTPUT_IP = 1U << 7,
78 PERF_OUTPUT_SYM = 1U << 8,
79 PERF_OUTPUT_DSO = 1U << 9,
80 PERF_OUTPUT_ADDR = 1U << 10,
81 PERF_OUTPUT_SYMOFFSET = 1U << 11,
82 PERF_OUTPUT_SRCLINE = 1U << 12,
83 PERF_OUTPUT_PERIOD = 1U << 13,
84 PERF_OUTPUT_IREGS = 1U << 14,
85 PERF_OUTPUT_BRSTACK = 1U << 15,
86 PERF_OUTPUT_BRSTACKSYM = 1U << 16,
87 PERF_OUTPUT_DATA_SRC = 1U << 17,
88 PERF_OUTPUT_WEIGHT = 1U << 18,
89 PERF_OUTPUT_BPF_OUTPUT = 1U << 19,
90 PERF_OUTPUT_CALLINDENT = 1U << 20,
91 PERF_OUTPUT_INSN = 1U << 21,
92 PERF_OUTPUT_INSNLEN = 1U << 22,
93 PERF_OUTPUT_BRSTACKINSN = 1U << 23,
94 PERF_OUTPUT_BRSTACKOFF = 1U << 24,
95 PERF_OUTPUT_SYNTH = 1U << 25,
96 PERF_OUTPUT_PHYS_ADDR = 1U << 26,
97 PERF_OUTPUT_UREGS = 1U << 27,
98 PERF_OUTPUT_METRIC = 1U << 28,
99 PERF_OUTPUT_MISC = 1U << 29,
100 PERF_OUTPUT_SRCCODE = 1U << 30,
101 };
102
103 struct output_option {
104 const char *str;
105 enum perf_output_field field;
106 } all_output_options[] = {
107 {.str = "comm", .field = PERF_OUTPUT_COMM},
108 {.str = "tid", .field = PERF_OUTPUT_TID},
109 {.str = "pid", .field = PERF_OUTPUT_PID},
110 {.str = "time", .field = PERF_OUTPUT_TIME},
111 {.str = "cpu", .field = PERF_OUTPUT_CPU},
112 {.str = "event", .field = PERF_OUTPUT_EVNAME},
113 {.str = "trace", .field = PERF_OUTPUT_TRACE},
114 {.str = "ip", .field = PERF_OUTPUT_IP},
115 {.str = "sym", .field = PERF_OUTPUT_SYM},
116 {.str = "dso", .field = PERF_OUTPUT_DSO},
117 {.str = "addr", .field = PERF_OUTPUT_ADDR},
118 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
119 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
120 {.str = "period", .field = PERF_OUTPUT_PERIOD},
121 {.str = "iregs", .field = PERF_OUTPUT_IREGS},
122 {.str = "uregs", .field = PERF_OUTPUT_UREGS},
123 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
124 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
125 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
126 {.str = "weight", .field = PERF_OUTPUT_WEIGHT},
127 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT},
128 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
129 {.str = "insn", .field = PERF_OUTPUT_INSN},
130 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
131 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
132 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
133 {.str = "synth", .field = PERF_OUTPUT_SYNTH},
134 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
135 {.str = "metric", .field = PERF_OUTPUT_METRIC},
136 {.str = "misc", .field = PERF_OUTPUT_MISC},
137 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
138 };
139
140 enum {
141 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
142 OUTPUT_TYPE_MAX
143 };
144
145 /* default set to maintain compatibility with current format */
146 static struct {
147 bool user_set;
148 bool wildcard_set;
149 unsigned int print_ip_opts;
150 u64 fields;
151 u64 invalid_fields;
152 u64 user_set_fields;
153 } output[OUTPUT_TYPE_MAX] = {
154
155 [PERF_TYPE_HARDWARE] = {
156 .user_set = false,
157
158 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
159 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
160 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
161 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
162 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
163
164 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
165 },
166
167 [PERF_TYPE_SOFTWARE] = {
168 .user_set = false,
169
170 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
171 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
172 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
173 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
174 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
175 PERF_OUTPUT_BPF_OUTPUT,
176
177 .invalid_fields = PERF_OUTPUT_TRACE,
178 },
179
180 [PERF_TYPE_TRACEPOINT] = {
181 .user_set = false,
182
183 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
184 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
185 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
186 },
187
188 [PERF_TYPE_HW_CACHE] = {
189 .user_set = false,
190
191 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
192 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
193 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
194 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
195 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
196
197 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
198 },
199
200 [PERF_TYPE_RAW] = {
201 .user_set = false,
202
203 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
204 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
205 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
206 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
207 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
208 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
209 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR,
210
211 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
212 },
213
214 [PERF_TYPE_BREAKPOINT] = {
215 .user_set = false,
216
217 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
218 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
219 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
220 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
221 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
222
223 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
224 },
225
226 [OUTPUT_TYPE_SYNTH] = {
227 .user_set = false,
228
229 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
230 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
231 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
232 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
233 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
234
235 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
236 },
237 };
238
239 struct perf_evsel_script {
240 char *filename;
241 FILE *fp;
242 u64 samples;
243 /* For metric output */
244 u64 val;
245 int gnum;
246 };
247
248 static inline struct perf_evsel_script *evsel_script(struct perf_evsel *evsel)
249 {
250 return (struct perf_evsel_script *)evsel->priv;
251 }
252
253 static struct perf_evsel_script *perf_evsel_script__new(struct perf_evsel *evsel,
254 struct perf_data *data)
255 {
256 struct perf_evsel_script *es = zalloc(sizeof(*es));
257
258 if (es != NULL) {
259 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, perf_evsel__name(evsel)) < 0)
260 goto out_free;
261 es->fp = fopen(es->filename, "w");
262 if (es->fp == NULL)
263 goto out_free_filename;
264 }
265
266 return es;
267 out_free_filename:
268 zfree(&es->filename);
269 out_free:
270 free(es);
271 return NULL;
272 }
273
274 static void perf_evsel_script__delete(struct perf_evsel_script *es)
275 {
276 zfree(&es->filename);
277 fclose(es->fp);
278 es->fp = NULL;
279 free(es);
280 }
281
282 static int perf_evsel_script__fprintf(struct perf_evsel_script *es, FILE *fp)
283 {
284 struct stat st;
285
286 fstat(fileno(es->fp), &st);
287 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
288 st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
289 }
290
291 static inline int output_type(unsigned int type)
292 {
293 switch (type) {
294 case PERF_TYPE_SYNTH:
295 return OUTPUT_TYPE_SYNTH;
296 default:
297 return type;
298 }
299 }
300
301 static inline unsigned int attr_type(unsigned int type)
302 {
303 switch (type) {
304 case OUTPUT_TYPE_SYNTH:
305 return PERF_TYPE_SYNTH;
306 default:
307 return type;
308 }
309 }
310
311 static bool output_set_by_user(void)
312 {
313 int j;
314 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
315 if (output[j].user_set)
316 return true;
317 }
318 return false;
319 }
320
321 static const char *output_field2str(enum perf_output_field field)
322 {
323 int i, imax = ARRAY_SIZE(all_output_options);
324 const char *str = "";
325
326 for (i = 0; i < imax; ++i) {
327 if (all_output_options[i].field == field) {
328 str = all_output_options[i].str;
329 break;
330 }
331 }
332 return str;
333 }
334
335 #define PRINT_FIELD(x) (output[output_type(attr->type)].fields & PERF_OUTPUT_##x)
336
337 static int perf_evsel__do_check_stype(struct perf_evsel *evsel,
338 u64 sample_type, const char *sample_msg,
339 enum perf_output_field field,
340 bool allow_user_set)
341 {
342 struct perf_event_attr *attr = &evsel->attr;
343 int type = output_type(attr->type);
344 const char *evname;
345
346 if (attr->sample_type & sample_type)
347 return 0;
348
349 if (output[type].user_set_fields & field) {
350 if (allow_user_set)
351 return 0;
352 evname = perf_evsel__name(evsel);
353 pr_err("Samples for '%s' event do not have %s attribute set. "
354 "Cannot print '%s' field.\n",
355 evname, sample_msg, output_field2str(field));
356 return -1;
357 }
358
359 /* user did not ask for it explicitly so remove from the default list */
360 output[type].fields &= ~field;
361 evname = perf_evsel__name(evsel);
362 pr_debug("Samples for '%s' event do not have %s attribute set. "
363 "Skipping '%s' field.\n",
364 evname, sample_msg, output_field2str(field));
365
366 return 0;
367 }
368
369 static int perf_evsel__check_stype(struct perf_evsel *evsel,
370 u64 sample_type, const char *sample_msg,
371 enum perf_output_field field)
372 {
373 return perf_evsel__do_check_stype(evsel, sample_type, sample_msg, field,
374 false);
375 }
376
377 static int perf_evsel__check_attr(struct perf_evsel *evsel,
378 struct perf_session *session)
379 {
380 struct perf_event_attr *attr = &evsel->attr;
381 bool allow_user_set;
382
383 if (perf_header__has_feat(&session->header, HEADER_STAT))
384 return 0;
385
386 allow_user_set = perf_header__has_feat(&session->header,
387 HEADER_AUXTRACE);
388
389 if (PRINT_FIELD(TRACE) &&
390 !perf_session__has_traces(session, "record -R"))
391 return -EINVAL;
392
393 if (PRINT_FIELD(IP)) {
394 if (perf_evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP",
395 PERF_OUTPUT_IP))
396 return -EINVAL;
397 }
398
399 if (PRINT_FIELD(ADDR) &&
400 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR",
401 PERF_OUTPUT_ADDR, allow_user_set))
402 return -EINVAL;
403
404 if (PRINT_FIELD(DATA_SRC) &&
405 perf_evsel__check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC",
406 PERF_OUTPUT_DATA_SRC))
407 return -EINVAL;
408
409 if (PRINT_FIELD(WEIGHT) &&
410 perf_evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT, "WEIGHT",
411 PERF_OUTPUT_WEIGHT))
412 return -EINVAL;
413
414 if (PRINT_FIELD(SYM) &&
415 !(evsel->attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
416 pr_err("Display of symbols requested but neither sample IP nor "
417 "sample address\navailable. Hence, no addresses to convert "
418 "to symbols.\n");
419 return -EINVAL;
420 }
421 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
422 pr_err("Display of offsets requested but symbol is not"
423 "selected.\n");
424 return -EINVAL;
425 }
426 if (PRINT_FIELD(DSO) &&
427 !(evsel->attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
428 pr_err("Display of DSO requested but no address to convert.\n");
429 return -EINVAL;
430 }
431 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
432 pr_err("Display of source line number requested but sample IP is not\n"
433 "selected. Hence, no address to lookup the source line number.\n");
434 return -EINVAL;
435 }
436 if (PRINT_FIELD(BRSTACKINSN) &&
437 !(perf_evlist__combined_branch_type(session->evlist) &
438 PERF_SAMPLE_BRANCH_ANY)) {
439 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
440 "Hint: run 'perf record -b ...'\n");
441 return -EINVAL;
442 }
443 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
444 perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID",
445 PERF_OUTPUT_TID|PERF_OUTPUT_PID))
446 return -EINVAL;
447
448 if (PRINT_FIELD(TIME) &&
449 perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME",
450 PERF_OUTPUT_TIME))
451 return -EINVAL;
452
453 if (PRINT_FIELD(CPU) &&
454 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU",
455 PERF_OUTPUT_CPU, allow_user_set))
456 return -EINVAL;
457
458 if (PRINT_FIELD(IREGS) &&
459 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS",
460 PERF_OUTPUT_IREGS))
461 return -EINVAL;
462
463 if (PRINT_FIELD(UREGS) &&
464 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS",
465 PERF_OUTPUT_UREGS))
466 return -EINVAL;
467
468 if (PRINT_FIELD(PHYS_ADDR) &&
469 perf_evsel__check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR",
470 PERF_OUTPUT_PHYS_ADDR))
471 return -EINVAL;
472
473 return 0;
474 }
475
476 static void set_print_ip_opts(struct perf_event_attr *attr)
477 {
478 unsigned int type = output_type(attr->type);
479
480 output[type].print_ip_opts = 0;
481 if (PRINT_FIELD(IP))
482 output[type].print_ip_opts |= EVSEL__PRINT_IP;
483
484 if (PRINT_FIELD(SYM))
485 output[type].print_ip_opts |= EVSEL__PRINT_SYM;
486
487 if (PRINT_FIELD(DSO))
488 output[type].print_ip_opts |= EVSEL__PRINT_DSO;
489
490 if (PRINT_FIELD(SYMOFFSET))
491 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
492
493 if (PRINT_FIELD(SRCLINE))
494 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
495 }
496
497 /*
498 * verify all user requested events exist and the samples
499 * have the expected data
500 */
501 static int perf_session__check_output_opt(struct perf_session *session)
502 {
503 unsigned int j;
504 struct perf_evsel *evsel;
505
506 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
507 evsel = perf_session__find_first_evtype(session, attr_type(j));
508
509 /*
510 * even if fields is set to 0 (ie., show nothing) event must
511 * exist if user explicitly includes it on the command line
512 */
513 if (!evsel && output[j].user_set && !output[j].wildcard_set &&
514 j != OUTPUT_TYPE_SYNTH) {
515 pr_err("%s events do not exist. "
516 "Remove corresponding -F option to proceed.\n",
517 event_type(j));
518 return -1;
519 }
520
521 if (evsel && output[j].fields &&
522 perf_evsel__check_attr(evsel, session))
523 return -1;
524
525 if (evsel == NULL)
526 continue;
527
528 set_print_ip_opts(&evsel->attr);
529 }
530
531 if (!no_callchain) {
532 bool use_callchain = false;
533 bool not_pipe = false;
534
535 evlist__for_each_entry(session->evlist, evsel) {
536 not_pipe = true;
537 if (evsel__has_callchain(evsel)) {
538 use_callchain = true;
539 break;
540 }
541 }
542 if (not_pipe && !use_callchain)
543 symbol_conf.use_callchain = false;
544 }
545
546 /*
547 * set default for tracepoints to print symbols only
548 * if callchains are present
549 */
550 if (symbol_conf.use_callchain &&
551 !output[PERF_TYPE_TRACEPOINT].user_set) {
552 j = PERF_TYPE_TRACEPOINT;
553
554 evlist__for_each_entry(session->evlist, evsel) {
555 if (evsel->attr.type != j)
556 continue;
557
558 if (evsel__has_callchain(evsel)) {
559 output[j].fields |= PERF_OUTPUT_IP;
560 output[j].fields |= PERF_OUTPUT_SYM;
561 output[j].fields |= PERF_OUTPUT_SYMOFFSET;
562 output[j].fields |= PERF_OUTPUT_DSO;
563 set_print_ip_opts(&evsel->attr);
564 goto out;
565 }
566 }
567 }
568
569 out:
570 return 0;
571 }
572
573 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask,
574 FILE *fp
575 )
576 {
577 unsigned i = 0, r;
578 int printed = 0;
579
580 if (!regs || !regs->regs)
581 return 0;
582
583 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
584
585 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
586 u64 val = regs->regs[i++];
587 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r), val);
588 }
589
590 fprintf(fp, "\n");
591
592 return printed;
593 }
594
595 static int perf_sample__fprintf_iregs(struct perf_sample *sample,
596 struct perf_event_attr *attr, FILE *fp)
597 {
598 return perf_sample__fprintf_regs(&sample->intr_regs,
599 attr->sample_regs_intr, fp);
600 }
601
602 static int perf_sample__fprintf_uregs(struct perf_sample *sample,
603 struct perf_event_attr *attr, FILE *fp)
604 {
605 return perf_sample__fprintf_regs(&sample->user_regs,
606 attr->sample_regs_user, fp);
607 }
608
609 static int perf_sample__fprintf_start(struct perf_sample *sample,
610 struct thread *thread,
611 struct perf_evsel *evsel,
612 u32 type, FILE *fp)
613 {
614 struct perf_event_attr *attr = &evsel->attr;
615 unsigned long secs;
616 unsigned long long nsecs;
617 int printed = 0;
618
619 if (PRINT_FIELD(COMM)) {
620 if (latency_format)
621 printed += fprintf(fp, "%8.8s ", thread__comm_str(thread));
622 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
623 printed += fprintf(fp, "%s ", thread__comm_str(thread));
624 else
625 printed += fprintf(fp, "%16s ", thread__comm_str(thread));
626 }
627
628 if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
629 printed += fprintf(fp, "%5d/%-5d ", sample->pid, sample->tid);
630 else if (PRINT_FIELD(PID))
631 printed += fprintf(fp, "%5d ", sample->pid);
632 else if (PRINT_FIELD(TID))
633 printed += fprintf(fp, "%5d ", sample->tid);
634
635 if (PRINT_FIELD(CPU)) {
636 if (latency_format)
637 printed += fprintf(fp, "%3d ", sample->cpu);
638 else
639 printed += fprintf(fp, "[%03d] ", sample->cpu);
640 }
641
642 if (PRINT_FIELD(MISC)) {
643 int ret = 0;
644
645 #define has(m) \
646 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
647
648 if (has(KERNEL))
649 ret += fprintf(fp, "K");
650 if (has(USER))
651 ret += fprintf(fp, "U");
652 if (has(HYPERVISOR))
653 ret += fprintf(fp, "H");
654 if (has(GUEST_KERNEL))
655 ret += fprintf(fp, "G");
656 if (has(GUEST_USER))
657 ret += fprintf(fp, "g");
658
659 switch (type) {
660 case PERF_RECORD_MMAP:
661 case PERF_RECORD_MMAP2:
662 if (has(MMAP_DATA))
663 ret += fprintf(fp, "M");
664 break;
665 case PERF_RECORD_COMM:
666 if (has(COMM_EXEC))
667 ret += fprintf(fp, "E");
668 break;
669 case PERF_RECORD_SWITCH:
670 case PERF_RECORD_SWITCH_CPU_WIDE:
671 if (has(SWITCH_OUT)) {
672 ret += fprintf(fp, "S");
673 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
674 ret += fprintf(fp, "p");
675 }
676 default:
677 break;
678 }
679
680 #undef has
681
682 ret += fprintf(fp, "%*s", 6 - ret, " ");
683 printed += ret;
684 }
685
686 if (PRINT_FIELD(TIME)) {
687 nsecs = sample->time;
688 secs = nsecs / NSEC_PER_SEC;
689 nsecs -= secs * NSEC_PER_SEC;
690
691 if (nanosecs)
692 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
693 else {
694 char sample_time[32];
695 timestamp__scnprintf_usec(sample->time, sample_time, sizeof(sample_time));
696 printed += fprintf(fp, "%12s: ", sample_time);
697 }
698 }
699
700 return printed;
701 }
702
703 static inline char
704 mispred_str(struct branch_entry *br)
705 {
706 if (!(br->flags.mispred || br->flags.predicted))
707 return '-';
708
709 return br->flags.predicted ? 'P' : 'M';
710 }
711
712 static int perf_sample__fprintf_brstack(struct perf_sample *sample,
713 struct thread *thread,
714 struct perf_event_attr *attr, FILE *fp)
715 {
716 struct branch_stack *br = sample->branch_stack;
717 struct addr_location alf, alt;
718 u64 i, from, to;
719 int printed = 0;
720
721 if (!(br && br->nr))
722 return 0;
723
724 for (i = 0; i < br->nr; i++) {
725 from = br->entries[i].from;
726 to = br->entries[i].to;
727
728 if (PRINT_FIELD(DSO)) {
729 memset(&alf, 0, sizeof(alf));
730 memset(&alt, 0, sizeof(alt));
731 thread__find_map_fb(thread, sample->cpumode, from, &alf);
732 thread__find_map_fb(thread, sample->cpumode, to, &alt);
733 }
734
735 printed += fprintf(fp, " 0x%"PRIx64, from);
736 if (PRINT_FIELD(DSO)) {
737 printed += fprintf(fp, "(");
738 printed += map__fprintf_dsoname(alf.map, fp);
739 printed += fprintf(fp, ")");
740 }
741
742 printed += fprintf(fp, "/0x%"PRIx64, to);
743 if (PRINT_FIELD(DSO)) {
744 printed += fprintf(fp, "(");
745 printed += map__fprintf_dsoname(alt.map, fp);
746 printed += fprintf(fp, ")");
747 }
748
749 printed += fprintf(fp, "/%c/%c/%c/%d ",
750 mispred_str( br->entries + i),
751 br->entries[i].flags.in_tx? 'X' : '-',
752 br->entries[i].flags.abort? 'A' : '-',
753 br->entries[i].flags.cycles);
754 }
755
756 return printed;
757 }
758
759 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
760 struct thread *thread,
761 struct perf_event_attr *attr, FILE *fp)
762 {
763 struct branch_stack *br = sample->branch_stack;
764 struct addr_location alf, alt;
765 u64 i, from, to;
766 int printed = 0;
767
768 if (!(br && br->nr))
769 return 0;
770
771 for (i = 0; i < br->nr; i++) {
772
773 memset(&alf, 0, sizeof(alf));
774 memset(&alt, 0, sizeof(alt));
775 from = br->entries[i].from;
776 to = br->entries[i].to;
777
778 thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
779 thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
780
781 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
782 if (PRINT_FIELD(DSO)) {
783 printed += fprintf(fp, "(");
784 printed += map__fprintf_dsoname(alf.map, fp);
785 printed += fprintf(fp, ")");
786 }
787 printed += fprintf(fp, "%c", '/');
788 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
789 if (PRINT_FIELD(DSO)) {
790 printed += fprintf(fp, "(");
791 printed += map__fprintf_dsoname(alt.map, fp);
792 printed += fprintf(fp, ")");
793 }
794 printed += fprintf(fp, "/%c/%c/%c/%d ",
795 mispred_str( br->entries + i),
796 br->entries[i].flags.in_tx? 'X' : '-',
797 br->entries[i].flags.abort? 'A' : '-',
798 br->entries[i].flags.cycles);
799 }
800
801 return printed;
802 }
803
804 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
805 struct thread *thread,
806 struct perf_event_attr *attr, FILE *fp)
807 {
808 struct branch_stack *br = sample->branch_stack;
809 struct addr_location alf, alt;
810 u64 i, from, to;
811 int printed = 0;
812
813 if (!(br && br->nr))
814 return 0;
815
816 for (i = 0; i < br->nr; i++) {
817
818 memset(&alf, 0, sizeof(alf));
819 memset(&alt, 0, sizeof(alt));
820 from = br->entries[i].from;
821 to = br->entries[i].to;
822
823 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
824 !alf.map->dso->adjust_symbols)
825 from = map__map_ip(alf.map, from);
826
827 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
828 !alt.map->dso->adjust_symbols)
829 to = map__map_ip(alt.map, to);
830
831 printed += fprintf(fp, " 0x%"PRIx64, from);
832 if (PRINT_FIELD(DSO)) {
833 printed += fprintf(fp, "(");
834 printed += map__fprintf_dsoname(alf.map, fp);
835 printed += fprintf(fp, ")");
836 }
837 printed += fprintf(fp, "/0x%"PRIx64, to);
838 if (PRINT_FIELD(DSO)) {
839 printed += fprintf(fp, "(");
840 printed += map__fprintf_dsoname(alt.map, fp);
841 printed += fprintf(fp, ")");
842 }
843 printed += fprintf(fp, "/%c/%c/%c/%d ",
844 mispred_str(br->entries + i),
845 br->entries[i].flags.in_tx ? 'X' : '-',
846 br->entries[i].flags.abort ? 'A' : '-',
847 br->entries[i].flags.cycles);
848 }
849
850 return printed;
851 }
852 #define MAXBB 16384UL
853
854 static int grab_bb(u8 *buffer, u64 start, u64 end,
855 struct machine *machine, struct thread *thread,
856 bool *is64bit, u8 *cpumode, bool last)
857 {
858 long offset, len;
859 struct addr_location al;
860 bool kernel;
861
862 if (!start || !end)
863 return 0;
864
865 kernel = machine__kernel_ip(machine, start);
866 if (kernel)
867 *cpumode = PERF_RECORD_MISC_KERNEL;
868 else
869 *cpumode = PERF_RECORD_MISC_USER;
870
871 /*
872 * Block overlaps between kernel and user.
873 * This can happen due to ring filtering
874 * On Intel CPUs the entry into the kernel is filtered,
875 * but the exit is not. Let the caller patch it up.
876 */
877 if (kernel != machine__kernel_ip(machine, end)) {
878 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
879 return -ENXIO;
880 }
881
882 memset(&al, 0, sizeof(al));
883 if (end - start > MAXBB - MAXINSN) {
884 if (last)
885 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
886 else
887 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
888 return 0;
889 }
890
891 if (!thread__find_map(thread, *cpumode, start, &al) || !al.map->dso) {
892 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
893 return 0;
894 }
895 if (al.map->dso->data.status == DSO_DATA_STATUS_ERROR) {
896 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
897 return 0;
898 }
899
900 /* Load maps to ensure dso->is_64_bit has been updated */
901 map__load(al.map);
902
903 offset = al.map->map_ip(al.map, start);
904 len = dso__data_read_offset(al.map->dso, machine, offset, (u8 *)buffer,
905 end - start + MAXINSN);
906
907 *is64bit = al.map->dso->is_64_bit;
908 if (len <= 0)
909 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
910 start, end);
911 return len;
912 }
913
914 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
915 {
916 struct addr_location al;
917 int ret = 0;
918
919 memset(&al, 0, sizeof(al));
920 thread__find_map(thread, cpumode, addr, &al);
921 if (!al.map)
922 return 0;
923 ret = map__fprintf_srccode(al.map, al.addr, stdout,
924 &thread->srccode_state);
925 if (ret)
926 ret += printf("\n");
927 return ret;
928 }
929
930 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
931 struct perf_insn *x, u8 *inbuf, int len,
932 int insn, FILE *fp, int *total_cycles)
933 {
934 int printed = fprintf(fp, "\t%016" PRIx64 "\t%-30s\t#%s%s%s%s", ip,
935 dump_insn(x, ip, inbuf, len, NULL),
936 en->flags.predicted ? " PRED" : "",
937 en->flags.mispred ? " MISPRED" : "",
938 en->flags.in_tx ? " INTX" : "",
939 en->flags.abort ? " ABORT" : "");
940 if (en->flags.cycles) {
941 *total_cycles += en->flags.cycles;
942 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
943 if (insn)
944 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
945 }
946 return printed + fprintf(fp, "\n");
947 }
948
949 static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
950 u8 cpumode, int cpu, struct symbol **lastsym,
951 struct perf_event_attr *attr, FILE *fp)
952 {
953 struct addr_location al;
954 int off, printed = 0;
955
956 memset(&al, 0, sizeof(al));
957
958 thread__find_map(thread, cpumode, addr, &al);
959
960 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
961 return 0;
962
963 al.cpu = cpu;
964 al.sym = NULL;
965 if (al.map)
966 al.sym = map__find_symbol(al.map, al.addr);
967
968 if (!al.sym)
969 return 0;
970
971 if (al.addr < al.sym->end)
972 off = al.addr - al.sym->start;
973 else
974 off = al.addr - al.map->start - al.sym->start;
975 printed += fprintf(fp, "\t%s", al.sym->name);
976 if (off)
977 printed += fprintf(fp, "%+d", off);
978 printed += fprintf(fp, ":");
979 if (PRINT_FIELD(SRCLINE))
980 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
981 printed += fprintf(fp, "\n");
982 *lastsym = al.sym;
983
984 return printed;
985 }
986
987 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
988 struct thread *thread,
989 struct perf_event_attr *attr,
990 struct machine *machine, FILE *fp)
991 {
992 struct branch_stack *br = sample->branch_stack;
993 u64 start, end;
994 int i, insn, len, nr, ilen, printed = 0;
995 struct perf_insn x;
996 u8 buffer[MAXBB];
997 unsigned off;
998 struct symbol *lastsym = NULL;
999 int total_cycles = 0;
1000
1001 if (!(br && br->nr))
1002 return 0;
1003 nr = br->nr;
1004 if (max_blocks && nr > max_blocks + 1)
1005 nr = max_blocks + 1;
1006
1007 x.thread = thread;
1008 x.cpu = sample->cpu;
1009
1010 printed += fprintf(fp, "%c", '\n');
1011
1012 /* Handle first from jump, of which we don't know the entry. */
1013 len = grab_bb(buffer, br->entries[nr-1].from,
1014 br->entries[nr-1].from,
1015 machine, thread, &x.is64bit, &x.cpumode, false);
1016 if (len > 0) {
1017 printed += ip__fprintf_sym(br->entries[nr - 1].from, thread,
1018 x.cpumode, x.cpu, &lastsym, attr, fp);
1019 printed += ip__fprintf_jump(br->entries[nr - 1].from, &br->entries[nr - 1],
1020 &x, buffer, len, 0, fp, &total_cycles);
1021 if (PRINT_FIELD(SRCCODE))
1022 printed += print_srccode(thread, x.cpumode, br->entries[nr - 1].from);
1023 }
1024
1025 /* Print all blocks */
1026 for (i = nr - 2; i >= 0; i--) {
1027 if (br->entries[i].from || br->entries[i].to)
1028 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1029 br->entries[i].from,
1030 br->entries[i].to);
1031 start = br->entries[i + 1].to;
1032 end = br->entries[i].from;
1033
1034 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1035 /* Patch up missing kernel transfers due to ring filters */
1036 if (len == -ENXIO && i > 0) {
1037 end = br->entries[--i].from;
1038 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1039 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1040 }
1041 if (len <= 0)
1042 continue;
1043
1044 insn = 0;
1045 for (off = 0;; off += ilen) {
1046 uint64_t ip = start + off;
1047
1048 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1049 if (ip == end) {
1050 printed += ip__fprintf_jump(ip, &br->entries[i], &x, buffer + off, len - off, insn, fp,
1051 &total_cycles);
1052 if (PRINT_FIELD(SRCCODE))
1053 printed += print_srccode(thread, x.cpumode, ip);
1054 break;
1055 } else {
1056 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", ip,
1057 dump_insn(&x, ip, buffer + off, len - off, &ilen));
1058 if (ilen == 0)
1059 break;
1060 if (PRINT_FIELD(SRCCODE))
1061 print_srccode(thread, x.cpumode, ip);
1062 insn++;
1063 }
1064 }
1065 }
1066
1067 /*
1068 * Hit the branch? In this case we are already done, and the target
1069 * has not been executed yet.
1070 */
1071 if (br->entries[0].from == sample->ip)
1072 goto out;
1073 if (br->entries[0].flags.abort)
1074 goto out;
1075
1076 /*
1077 * Print final block upto sample
1078 *
1079 * Due to pipeline delays the LBRs might be missing a branch
1080 * or two, which can result in very large or negative blocks
1081 * between final branch and sample. When this happens just
1082 * continue walking after the last TO until we hit a branch.
1083 */
1084 start = br->entries[0].to;
1085 end = sample->ip;
1086 if (end < start) {
1087 /* Missing jump. Scan 128 bytes for the next branch */
1088 end = start + 128;
1089 }
1090 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1091 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1092 if (len <= 0) {
1093 /* Print at least last IP if basic block did not work */
1094 len = grab_bb(buffer, sample->ip, sample->ip,
1095 machine, thread, &x.is64bit, &x.cpumode, false);
1096 if (len <= 0)
1097 goto out;
1098 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", sample->ip,
1099 dump_insn(&x, sample->ip, buffer, len, NULL));
1100 if (PRINT_FIELD(SRCCODE))
1101 print_srccode(thread, x.cpumode, sample->ip);
1102 goto out;
1103 }
1104 for (off = 0; off <= end - start; off += ilen) {
1105 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", start + off,
1106 dump_insn(&x, start + off, buffer + off, len - off, &ilen));
1107 if (ilen == 0)
1108 break;
1109 if (arch_is_branch(buffer + off, len - off, x.is64bit) && start + off != sample->ip) {
1110 /*
1111 * Hit a missing branch. Just stop.
1112 */
1113 printed += fprintf(fp, "\t... not reaching sample ...\n");
1114 break;
1115 }
1116 if (PRINT_FIELD(SRCCODE))
1117 print_srccode(thread, x.cpumode, start + off);
1118 }
1119 out:
1120 return printed;
1121 }
1122
1123 static int perf_sample__fprintf_addr(struct perf_sample *sample,
1124 struct thread *thread,
1125 struct perf_event_attr *attr, FILE *fp)
1126 {
1127 struct addr_location al;
1128 int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1129
1130 if (!sample_addr_correlates_sym(attr))
1131 goto out;
1132
1133 thread__resolve(thread, &al, sample);
1134
1135 if (PRINT_FIELD(SYM)) {
1136 printed += fprintf(fp, " ");
1137 if (PRINT_FIELD(SYMOFFSET))
1138 printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1139 else
1140 printed += symbol__fprintf_symname(al.sym, fp);
1141 }
1142
1143 if (PRINT_FIELD(DSO)) {
1144 printed += fprintf(fp, " (");
1145 printed += map__fprintf_dsoname(al.map, fp);
1146 printed += fprintf(fp, ")");
1147 }
1148 out:
1149 return printed;
1150 }
1151
1152 static const char *resolve_branch_sym(struct perf_sample *sample,
1153 struct perf_evsel *evsel,
1154 struct thread *thread,
1155 struct addr_location *al,
1156 u64 *ip)
1157 {
1158 struct addr_location addr_al;
1159 struct perf_event_attr *attr = &evsel->attr;
1160 const char *name = NULL;
1161
1162 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1163 if (sample_addr_correlates_sym(attr)) {
1164 thread__resolve(thread, &addr_al, sample);
1165 if (addr_al.sym)
1166 name = addr_al.sym->name;
1167 else
1168 *ip = sample->addr;
1169 } else {
1170 *ip = sample->addr;
1171 }
1172 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1173 if (al->sym)
1174 name = al->sym->name;
1175 else
1176 *ip = sample->ip;
1177 }
1178 return name;
1179 }
1180
1181 static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1182 struct perf_evsel *evsel,
1183 struct thread *thread,
1184 struct addr_location *al, FILE *fp)
1185 {
1186 struct perf_event_attr *attr = &evsel->attr;
1187 size_t depth = thread_stack__depth(thread, sample->cpu);
1188 const char *name = NULL;
1189 static int spacing;
1190 int len = 0;
1191 int dlen = 0;
1192 u64 ip = 0;
1193
1194 /*
1195 * The 'return' has already been popped off the stack so the depth has
1196 * to be adjusted to match the 'call'.
1197 */
1198 if (thread->ts && sample->flags & PERF_IP_FLAG_RETURN)
1199 depth += 1;
1200
1201 name = resolve_branch_sym(sample, evsel, thread, al, &ip);
1202
1203 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1204 dlen += fprintf(fp, "(");
1205 dlen += map__fprintf_dsoname(al->map, fp);
1206 dlen += fprintf(fp, ")\t");
1207 }
1208
1209 if (name)
1210 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1211 else if (ip)
1212 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1213
1214 if (len < 0)
1215 return len;
1216
1217 /*
1218 * Try to keep the output length from changing frequently so that the
1219 * output lines up more nicely.
1220 */
1221 if (len > spacing || (len && len < spacing - 52))
1222 spacing = round_up(len + 4, 32);
1223
1224 if (len < spacing)
1225 len += fprintf(fp, "%*s", spacing - len, "");
1226
1227 return len + dlen;
1228 }
1229
1230 static int perf_sample__fprintf_insn(struct perf_sample *sample,
1231 struct perf_event_attr *attr,
1232 struct thread *thread,
1233 struct machine *machine, FILE *fp)
1234 {
1235 int printed = 0;
1236
1237 if (PRINT_FIELD(INSNLEN))
1238 printed += fprintf(fp, " ilen: %d", sample->insn_len);
1239 if (PRINT_FIELD(INSN)) {
1240 int i;
1241
1242 printed += fprintf(fp, " insn:");
1243 for (i = 0; i < sample->insn_len; i++)
1244 printed += fprintf(fp, " %02x", (unsigned char)sample->insn[i]);
1245 }
1246 if (PRINT_FIELD(BRSTACKINSN))
1247 printed += perf_sample__fprintf_brstackinsn(sample, thread, attr, machine, fp);
1248
1249 return printed;
1250 }
1251
1252 static int perf_sample__fprintf_bts(struct perf_sample *sample,
1253 struct perf_evsel *evsel,
1254 struct thread *thread,
1255 struct addr_location *al,
1256 struct machine *machine, FILE *fp)
1257 {
1258 struct perf_event_attr *attr = &evsel->attr;
1259 unsigned int type = output_type(attr->type);
1260 bool print_srcline_last = false;
1261 int printed = 0;
1262
1263 if (PRINT_FIELD(CALLINDENT))
1264 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, fp);
1265
1266 /* print branch_from information */
1267 if (PRINT_FIELD(IP)) {
1268 unsigned int print_opts = output[type].print_ip_opts;
1269 struct callchain_cursor *cursor = NULL;
1270
1271 if (symbol_conf.use_callchain && sample->callchain &&
1272 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1273 sample, NULL, NULL, scripting_max_stack) == 0)
1274 cursor = &callchain_cursor;
1275
1276 if (cursor == NULL) {
1277 printed += fprintf(fp, " ");
1278 if (print_opts & EVSEL__PRINT_SRCLINE) {
1279 print_srcline_last = true;
1280 print_opts &= ~EVSEL__PRINT_SRCLINE;
1281 }
1282 } else
1283 printed += fprintf(fp, "\n");
1284
1285 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor, fp);
1286 }
1287
1288 /* print branch_to information */
1289 if (PRINT_FIELD(ADDR) ||
1290 ((evsel->attr.sample_type & PERF_SAMPLE_ADDR) &&
1291 !output[type].user_set)) {
1292 printed += fprintf(fp, " => ");
1293 printed += perf_sample__fprintf_addr(sample, thread, attr, fp);
1294 }
1295
1296 if (print_srcline_last)
1297 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp);
1298
1299 printed += perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1300 printed += fprintf(fp, "\n");
1301 if (PRINT_FIELD(SRCCODE)) {
1302 int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1303 &thread->srccode_state);
1304 if (ret) {
1305 printed += ret;
1306 printed += printf("\n");
1307 }
1308 }
1309 return printed;
1310 }
1311
1312 static struct {
1313 u32 flags;
1314 const char *name;
1315 } sample_flags[] = {
1316 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"},
1317 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"},
1318 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"},
1319 {PERF_IP_FLAG_BRANCH, "jmp"},
1320 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"},
1321 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"},
1322 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"},
1323 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"},
1324 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"},
1325 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"},
1326 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"},
1327 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"},
1328 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"},
1329 {0, NULL}
1330 };
1331
1332 static const char *sample_flags_to_name(u32 flags)
1333 {
1334 int i;
1335
1336 for (i = 0; sample_flags[i].name ; i++) {
1337 if (sample_flags[i].flags == flags)
1338 return sample_flags[i].name;
1339 }
1340
1341 return NULL;
1342 }
1343
1344 static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1345 {
1346 const char *chars = PERF_IP_FLAG_CHARS;
1347 const int n = strlen(PERF_IP_FLAG_CHARS);
1348 bool in_tx = flags & PERF_IP_FLAG_IN_TX;
1349 const char *name = NULL;
1350 char str[33];
1351 int i, pos = 0;
1352
1353 name = sample_flags_to_name(flags & ~PERF_IP_FLAG_IN_TX);
1354 if (name)
1355 return fprintf(fp, " %-15s%4s ", name, in_tx ? "(x)" : "");
1356
1357 if (flags & PERF_IP_FLAG_TRACE_BEGIN) {
1358 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_BEGIN));
1359 if (name)
1360 return fprintf(fp, " tr strt %-7s%4s ", name, in_tx ? "(x)" : "");
1361 }
1362
1363 if (flags & PERF_IP_FLAG_TRACE_END) {
1364 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_END));
1365 if (name)
1366 return fprintf(fp, " tr end %-7s%4s ", name, in_tx ? "(x)" : "");
1367 }
1368
1369 for (i = 0; i < n; i++, flags >>= 1) {
1370 if (flags & 1)
1371 str[pos++] = chars[i];
1372 }
1373 for (; i < 32; i++, flags >>= 1) {
1374 if (flags & 1)
1375 str[pos++] = '?';
1376 }
1377 str[pos] = 0;
1378
1379 return fprintf(fp, " %-19s ", str);
1380 }
1381
1382 struct printer_data {
1383 int line_no;
1384 bool hit_nul;
1385 bool is_printable;
1386 };
1387
1388 static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1389 unsigned int val,
1390 void *extra, FILE *fp)
1391 {
1392 unsigned char ch = (unsigned char)val;
1393 struct printer_data *printer_data = extra;
1394 int printed = 0;
1395
1396 switch (op) {
1397 case BINARY_PRINT_DATA_BEGIN:
1398 printed += fprintf(fp, "\n");
1399 break;
1400 case BINARY_PRINT_LINE_BEGIN:
1401 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1402 " ");
1403 break;
1404 case BINARY_PRINT_ADDR:
1405 printed += fprintf(fp, " %04x:", val);
1406 break;
1407 case BINARY_PRINT_NUM_DATA:
1408 printed += fprintf(fp, " %02x", val);
1409 break;
1410 case BINARY_PRINT_NUM_PAD:
1411 printed += fprintf(fp, " ");
1412 break;
1413 case BINARY_PRINT_SEP:
1414 printed += fprintf(fp, " ");
1415 break;
1416 case BINARY_PRINT_CHAR_DATA:
1417 if (printer_data->hit_nul && ch)
1418 printer_data->is_printable = false;
1419
1420 if (!isprint(ch)) {
1421 printed += fprintf(fp, "%c", '.');
1422
1423 if (!printer_data->is_printable)
1424 break;
1425
1426 if (ch == '\0')
1427 printer_data->hit_nul = true;
1428 else
1429 printer_data->is_printable = false;
1430 } else {
1431 printed += fprintf(fp, "%c", ch);
1432 }
1433 break;
1434 case BINARY_PRINT_CHAR_PAD:
1435 printed += fprintf(fp, " ");
1436 break;
1437 case BINARY_PRINT_LINE_END:
1438 printed += fprintf(fp, "\n");
1439 printer_data->line_no++;
1440 break;
1441 case BINARY_PRINT_DATA_END:
1442 default:
1443 break;
1444 }
1445
1446 return printed;
1447 }
1448
1449 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1450 {
1451 unsigned int nr_bytes = sample->raw_size;
1452 struct printer_data printer_data = {0, false, true};
1453 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1454 sample__fprintf_bpf_output, &printer_data, fp);
1455
1456 if (printer_data.is_printable && printer_data.hit_nul)
1457 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1458
1459 return printed;
1460 }
1461
1462 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1463 {
1464 if (len > 0 && len < spacing)
1465 return fprintf(fp, "%*s", spacing - len, "");
1466
1467 return 0;
1468 }
1469
1470 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1471 {
1472 return perf_sample__fprintf_spacing(len, 34, fp);
1473 }
1474
1475 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1476 {
1477 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1478 int len;
1479
1480 if (perf_sample__bad_synth_size(sample, *data))
1481 return 0;
1482
1483 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " ",
1484 data->ip, le64_to_cpu(data->payload));
1485 return len + perf_sample__fprintf_pt_spacing(len, fp);
1486 }
1487
1488 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1489 {
1490 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1491 int len;
1492
1493 if (perf_sample__bad_synth_size(sample, *data))
1494 return 0;
1495
1496 len = fprintf(fp, " hints: %#x extensions: %#x ",
1497 data->hints, data->extensions);
1498 return len + perf_sample__fprintf_pt_spacing(len, fp);
1499 }
1500
1501 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1502 {
1503 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1504 int len;
1505
1506 if (perf_sample__bad_synth_size(sample, *data))
1507 return 0;
1508
1509 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1510 data->hw, data->cstate, data->subcstate);
1511 return len + perf_sample__fprintf_pt_spacing(len, fp);
1512 }
1513
1514 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1515 {
1516 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1517 int len;
1518
1519 if (perf_sample__bad_synth_size(sample, *data))
1520 return 0;
1521
1522 len = fprintf(fp, " IP: %u ", data->ip);
1523 return len + perf_sample__fprintf_pt_spacing(len, fp);
1524 }
1525
1526 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1527 {
1528 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1529 int len;
1530
1531 if (perf_sample__bad_synth_size(sample, *data))
1532 return 0;
1533
1534 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1535 data->deepest_cstate, data->last_cstate,
1536 data->wake_reason);
1537 return len + perf_sample__fprintf_pt_spacing(len, fp);
1538 }
1539
1540 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1541 {
1542 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1543 unsigned int percent, freq;
1544 int len;
1545
1546 if (perf_sample__bad_synth_size(sample, *data))
1547 return 0;
1548
1549 freq = (le32_to_cpu(data->freq) + 500) / 1000;
1550 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1551 if (data->max_nonturbo) {
1552 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
1553 len += fprintf(fp, "(%3u%%) ", percent);
1554 }
1555 return len + perf_sample__fprintf_pt_spacing(len, fp);
1556 }
1557
1558 static int perf_sample__fprintf_synth(struct perf_sample *sample,
1559 struct perf_evsel *evsel, FILE *fp)
1560 {
1561 switch (evsel->attr.config) {
1562 case PERF_SYNTH_INTEL_PTWRITE:
1563 return perf_sample__fprintf_synth_ptwrite(sample, fp);
1564 case PERF_SYNTH_INTEL_MWAIT:
1565 return perf_sample__fprintf_synth_mwait(sample, fp);
1566 case PERF_SYNTH_INTEL_PWRE:
1567 return perf_sample__fprintf_synth_pwre(sample, fp);
1568 case PERF_SYNTH_INTEL_EXSTOP:
1569 return perf_sample__fprintf_synth_exstop(sample, fp);
1570 case PERF_SYNTH_INTEL_PWRX:
1571 return perf_sample__fprintf_synth_pwrx(sample, fp);
1572 case PERF_SYNTH_INTEL_CBR:
1573 return perf_sample__fprintf_synth_cbr(sample, fp);
1574 default:
1575 break;
1576 }
1577
1578 return 0;
1579 }
1580
1581 struct perf_script {
1582 struct perf_tool tool;
1583 struct perf_session *session;
1584 bool show_task_events;
1585 bool show_mmap_events;
1586 bool show_switch_events;
1587 bool show_namespace_events;
1588 bool show_lost_events;
1589 bool show_round_events;
1590 bool allocated;
1591 bool per_event_dump;
1592 struct cpu_map *cpus;
1593 struct thread_map *threads;
1594 int name_width;
1595 const char *time_str;
1596 struct perf_time_interval *ptime_range;
1597 int range_size;
1598 int range_num;
1599 };
1600
1601 static int perf_evlist__max_name_len(struct perf_evlist *evlist)
1602 {
1603 struct perf_evsel *evsel;
1604 int max = 0;
1605
1606 evlist__for_each_entry(evlist, evsel) {
1607 int len = strlen(perf_evsel__name(evsel));
1608
1609 max = MAX(len, max);
1610 }
1611
1612 return max;
1613 }
1614
1615 static int data_src__fprintf(u64 data_src, FILE *fp)
1616 {
1617 struct mem_info mi = { .data_src.val = data_src };
1618 char decode[100];
1619 char out[100];
1620 static int maxlen;
1621 int len;
1622
1623 perf_script__meminfo_scnprintf(decode, 100, &mi);
1624
1625 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
1626 if (maxlen < len)
1627 maxlen = len;
1628
1629 return fprintf(fp, "%-*s", maxlen, out);
1630 }
1631
1632 struct metric_ctx {
1633 struct perf_sample *sample;
1634 struct thread *thread;
1635 struct perf_evsel *evsel;
1636 FILE *fp;
1637 };
1638
1639 static void script_print_metric(struct perf_stat_config *config __maybe_unused,
1640 void *ctx, const char *color,
1641 const char *fmt,
1642 const char *unit, double val)
1643 {
1644 struct metric_ctx *mctx = ctx;
1645
1646 if (!fmt)
1647 return;
1648 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1649 PERF_RECORD_SAMPLE, mctx->fp);
1650 fputs("\tmetric: ", mctx->fp);
1651 if (color)
1652 color_fprintf(mctx->fp, color, fmt, val);
1653 else
1654 printf(fmt, val);
1655 fprintf(mctx->fp, " %s\n", unit);
1656 }
1657
1658 static void script_new_line(struct perf_stat_config *config __maybe_unused,
1659 void *ctx)
1660 {
1661 struct metric_ctx *mctx = ctx;
1662
1663 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1664 PERF_RECORD_SAMPLE, mctx->fp);
1665 fputs("\tmetric: ", mctx->fp);
1666 }
1667
1668 static void perf_sample__fprint_metric(struct perf_script *script,
1669 struct thread *thread,
1670 struct perf_evsel *evsel,
1671 struct perf_sample *sample,
1672 FILE *fp)
1673 {
1674 struct perf_stat_output_ctx ctx = {
1675 .print_metric = script_print_metric,
1676 .new_line = script_new_line,
1677 .ctx = &(struct metric_ctx) {
1678 .sample = sample,
1679 .thread = thread,
1680 .evsel = evsel,
1681 .fp = fp,
1682 },
1683 .force_header = false,
1684 };
1685 struct perf_evsel *ev2;
1686 u64 val;
1687
1688 if (!evsel->stats)
1689 perf_evlist__alloc_stats(script->session->evlist, false);
1690 if (evsel_script(evsel->leader)->gnum++ == 0)
1691 perf_stat__reset_shadow_stats();
1692 val = sample->period * evsel->scale;
1693 perf_stat__update_shadow_stats(evsel,
1694 val,
1695 sample->cpu,
1696 &rt_stat);
1697 evsel_script(evsel)->val = val;
1698 if (evsel_script(evsel->leader)->gnum == evsel->leader->nr_members) {
1699 for_each_group_member (ev2, evsel->leader) {
1700 perf_stat__print_shadow_stats(&stat_config, ev2,
1701 evsel_script(ev2)->val,
1702 sample->cpu,
1703 &ctx,
1704 NULL,
1705 &rt_stat);
1706 }
1707 evsel_script(evsel->leader)->gnum = 0;
1708 }
1709 }
1710
1711 static bool show_event(struct perf_sample *sample,
1712 struct perf_evsel *evsel,
1713 struct thread *thread,
1714 struct addr_location *al)
1715 {
1716 int depth = thread_stack__depth(thread, sample->cpu);
1717
1718 if (!symbol_conf.graph_function)
1719 return true;
1720
1721 if (thread->filter) {
1722 if (depth <= thread->filter_entry_depth) {
1723 thread->filter = false;
1724 return false;
1725 }
1726 return true;
1727 } else {
1728 const char *s = symbol_conf.graph_function;
1729 u64 ip;
1730 const char *name = resolve_branch_sym(sample, evsel, thread, al,
1731 &ip);
1732 unsigned nlen;
1733
1734 if (!name)
1735 return false;
1736 nlen = strlen(name);
1737 while (*s) {
1738 unsigned len = strcspn(s, ",");
1739 if (nlen == len && !strncmp(name, s, len)) {
1740 thread->filter = true;
1741 thread->filter_entry_depth = depth;
1742 return true;
1743 }
1744 s += len;
1745 if (*s == ',')
1746 s++;
1747 }
1748 return false;
1749 }
1750 }
1751
1752 static void process_event(struct perf_script *script,
1753 struct perf_sample *sample, struct perf_evsel *evsel,
1754 struct addr_location *al,
1755 struct machine *machine)
1756 {
1757 struct thread *thread = al->thread;
1758 struct perf_event_attr *attr = &evsel->attr;
1759 unsigned int type = output_type(attr->type);
1760 struct perf_evsel_script *es = evsel->priv;
1761 FILE *fp = es->fp;
1762
1763 if (output[type].fields == 0)
1764 return;
1765
1766 if (!show_event(sample, evsel, thread, al))
1767 return;
1768
1769 ++es->samples;
1770
1771 perf_sample__fprintf_start(sample, thread, evsel,
1772 PERF_RECORD_SAMPLE, fp);
1773
1774 if (PRINT_FIELD(PERIOD))
1775 fprintf(fp, "%10" PRIu64 " ", sample->period);
1776
1777 if (PRINT_FIELD(EVNAME)) {
1778 const char *evname = perf_evsel__name(evsel);
1779
1780 if (!script->name_width)
1781 script->name_width = perf_evlist__max_name_len(script->session->evlist);
1782
1783 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
1784 }
1785
1786 if (print_flags)
1787 perf_sample__fprintf_flags(sample->flags, fp);
1788
1789 if (is_bts_event(attr)) {
1790 perf_sample__fprintf_bts(sample, evsel, thread, al, machine, fp);
1791 return;
1792 }
1793
1794 if (PRINT_FIELD(TRACE) && sample->raw_data) {
1795 event_format__fprintf(evsel->tp_format, sample->cpu,
1796 sample->raw_data, sample->raw_size, fp);
1797 }
1798
1799 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
1800 perf_sample__fprintf_synth(sample, evsel, fp);
1801
1802 if (PRINT_FIELD(ADDR))
1803 perf_sample__fprintf_addr(sample, thread, attr, fp);
1804
1805 if (PRINT_FIELD(DATA_SRC))
1806 data_src__fprintf(sample->data_src, fp);
1807
1808 if (PRINT_FIELD(WEIGHT))
1809 fprintf(fp, "%16" PRIu64, sample->weight);
1810
1811 if (PRINT_FIELD(IP)) {
1812 struct callchain_cursor *cursor = NULL;
1813
1814 if (symbol_conf.use_callchain && sample->callchain &&
1815 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1816 sample, NULL, NULL, scripting_max_stack) == 0)
1817 cursor = &callchain_cursor;
1818
1819 fputc(cursor ? '\n' : ' ', fp);
1820 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor, fp);
1821 }
1822
1823 if (PRINT_FIELD(IREGS))
1824 perf_sample__fprintf_iregs(sample, attr, fp);
1825
1826 if (PRINT_FIELD(UREGS))
1827 perf_sample__fprintf_uregs(sample, attr, fp);
1828
1829 if (PRINT_FIELD(BRSTACK))
1830 perf_sample__fprintf_brstack(sample, thread, attr, fp);
1831 else if (PRINT_FIELD(BRSTACKSYM))
1832 perf_sample__fprintf_brstacksym(sample, thread, attr, fp);
1833 else if (PRINT_FIELD(BRSTACKOFF))
1834 perf_sample__fprintf_brstackoff(sample, thread, attr, fp);
1835
1836 if (perf_evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT))
1837 perf_sample__fprintf_bpf_output(sample, fp);
1838 perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1839
1840 if (PRINT_FIELD(PHYS_ADDR))
1841 fprintf(fp, "%16" PRIx64, sample->phys_addr);
1842 fprintf(fp, "\n");
1843
1844 if (PRINT_FIELD(SRCCODE)) {
1845 if (map__fprintf_srccode(al->map, al->addr, stdout,
1846 &thread->srccode_state))
1847 printf("\n");
1848 }
1849
1850 if (PRINT_FIELD(METRIC))
1851 perf_sample__fprint_metric(script, thread, evsel, sample, fp);
1852
1853 if (verbose)
1854 fflush(fp);
1855 }
1856
1857 static struct scripting_ops *scripting_ops;
1858
1859 static void __process_stat(struct perf_evsel *counter, u64 tstamp)
1860 {
1861 int nthreads = thread_map__nr(counter->threads);
1862 int ncpus = perf_evsel__nr_cpus(counter);
1863 int cpu, thread;
1864 static int header_printed;
1865
1866 if (counter->system_wide)
1867 nthreads = 1;
1868
1869 if (!header_printed) {
1870 printf("%3s %8s %15s %15s %15s %15s %s\n",
1871 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
1872 header_printed = 1;
1873 }
1874
1875 for (thread = 0; thread < nthreads; thread++) {
1876 for (cpu = 0; cpu < ncpus; cpu++) {
1877 struct perf_counts_values *counts;
1878
1879 counts = perf_counts(counter->counts, cpu, thread);
1880
1881 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
1882 counter->cpus->map[cpu],
1883 thread_map__pid(counter->threads, thread),
1884 counts->val,
1885 counts->ena,
1886 counts->run,
1887 tstamp,
1888 perf_evsel__name(counter));
1889 }
1890 }
1891 }
1892
1893 static void process_stat(struct perf_evsel *counter, u64 tstamp)
1894 {
1895 if (scripting_ops && scripting_ops->process_stat)
1896 scripting_ops->process_stat(&stat_config, counter, tstamp);
1897 else
1898 __process_stat(counter, tstamp);
1899 }
1900
1901 static void process_stat_interval(u64 tstamp)
1902 {
1903 if (scripting_ops && scripting_ops->process_stat_interval)
1904 scripting_ops->process_stat_interval(tstamp);
1905 }
1906
1907 static void setup_scripting(void)
1908 {
1909 setup_perl_scripting();
1910 setup_python_scripting();
1911 }
1912
1913 static int flush_scripting(void)
1914 {
1915 return scripting_ops ? scripting_ops->flush_script() : 0;
1916 }
1917
1918 static int cleanup_scripting(void)
1919 {
1920 pr_debug("\nperf script stopped\n");
1921
1922 return scripting_ops ? scripting_ops->stop_script() : 0;
1923 }
1924
1925 static int process_sample_event(struct perf_tool *tool,
1926 union perf_event *event,
1927 struct perf_sample *sample,
1928 struct perf_evsel *evsel,
1929 struct machine *machine)
1930 {
1931 struct perf_script *scr = container_of(tool, struct perf_script, tool);
1932 struct addr_location al;
1933
1934 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
1935 sample->time)) {
1936 return 0;
1937 }
1938
1939 if (debug_mode) {
1940 if (sample->time < last_timestamp) {
1941 pr_err("Samples misordered, previous: %" PRIu64
1942 " this: %" PRIu64 "\n", last_timestamp,
1943 sample->time);
1944 nr_unordered++;
1945 }
1946 last_timestamp = sample->time;
1947 return 0;
1948 }
1949
1950 if (machine__resolve(machine, &al, sample) < 0) {
1951 pr_err("problem processing %d event, skipping it.\n",
1952 event->header.type);
1953 return -1;
1954 }
1955
1956 if (al.filtered)
1957 goto out_put;
1958
1959 if (cpu_list && !test_bit(sample->cpu, cpu_bitmap))
1960 goto out_put;
1961
1962 if (scripting_ops)
1963 scripting_ops->process_event(event, sample, evsel, &al);
1964 else
1965 process_event(scr, sample, evsel, &al, machine);
1966
1967 out_put:
1968 addr_location__put(&al);
1969 return 0;
1970 }
1971
1972 static int process_attr(struct perf_tool *tool, union perf_event *event,
1973 struct perf_evlist **pevlist)
1974 {
1975 struct perf_script *scr = container_of(tool, struct perf_script, tool);
1976 struct perf_evlist *evlist;
1977 struct perf_evsel *evsel, *pos;
1978 int err;
1979 static struct perf_evsel_script *es;
1980
1981 err = perf_event__process_attr(tool, event, pevlist);
1982 if (err)
1983 return err;
1984
1985 evlist = *pevlist;
1986 evsel = perf_evlist__last(*pevlist);
1987
1988 if (!evsel->priv) {
1989 if (scr->per_event_dump) {
1990 evsel->priv = perf_evsel_script__new(evsel,
1991 scr->session->data);
1992 } else {
1993 es = zalloc(sizeof(*es));
1994 if (!es)
1995 return -ENOMEM;
1996 es->fp = stdout;
1997 evsel->priv = es;
1998 }
1999 }
2000
2001 if (evsel->attr.type >= PERF_TYPE_MAX &&
2002 evsel->attr.type != PERF_TYPE_SYNTH)
2003 return 0;
2004
2005 evlist__for_each_entry(evlist, pos) {
2006 if (pos->attr.type == evsel->attr.type && pos != evsel)
2007 return 0;
2008 }
2009
2010 set_print_ip_opts(&evsel->attr);
2011
2012 if (evsel->attr.sample_type)
2013 err = perf_evsel__check_attr(evsel, scr->session);
2014
2015 return err;
2016 }
2017
2018 static int process_comm_event(struct perf_tool *tool,
2019 union perf_event *event,
2020 struct perf_sample *sample,
2021 struct machine *machine)
2022 {
2023 struct thread *thread;
2024 struct perf_script *script = container_of(tool, struct perf_script, tool);
2025 struct perf_session *session = script->session;
2026 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2027 int ret = -1;
2028
2029 thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid);
2030 if (thread == NULL) {
2031 pr_debug("problem processing COMM event, skipping it.\n");
2032 return -1;
2033 }
2034
2035 if (perf_event__process_comm(tool, event, sample, machine) < 0)
2036 goto out;
2037
2038 if (!evsel->attr.sample_id_all) {
2039 sample->cpu = 0;
2040 sample->time = 0;
2041 sample->tid = event->comm.tid;
2042 sample->pid = event->comm.pid;
2043 }
2044 perf_sample__fprintf_start(sample, thread, evsel,
2045 PERF_RECORD_COMM, stdout);
2046 perf_event__fprintf(event, stdout);
2047 ret = 0;
2048 out:
2049 thread__put(thread);
2050 return ret;
2051 }
2052
2053 static int process_namespaces_event(struct perf_tool *tool,
2054 union perf_event *event,
2055 struct perf_sample *sample,
2056 struct machine *machine)
2057 {
2058 struct thread *thread;
2059 struct perf_script *script = container_of(tool, struct perf_script, tool);
2060 struct perf_session *session = script->session;
2061 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2062 int ret = -1;
2063
2064 thread = machine__findnew_thread(machine, event->namespaces.pid,
2065 event->namespaces.tid);
2066 if (thread == NULL) {
2067 pr_debug("problem processing NAMESPACES event, skipping it.\n");
2068 return -1;
2069 }
2070
2071 if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2072 goto out;
2073
2074 if (!evsel->attr.sample_id_all) {
2075 sample->cpu = 0;
2076 sample->time = 0;
2077 sample->tid = event->namespaces.tid;
2078 sample->pid = event->namespaces.pid;
2079 }
2080 perf_sample__fprintf_start(sample, thread, evsel,
2081 PERF_RECORD_NAMESPACES, stdout);
2082 perf_event__fprintf(event, stdout);
2083 ret = 0;
2084 out:
2085 thread__put(thread);
2086 return ret;
2087 }
2088
2089 static int process_fork_event(struct perf_tool *tool,
2090 union perf_event *event,
2091 struct perf_sample *sample,
2092 struct machine *machine)
2093 {
2094 struct thread *thread;
2095 struct perf_script *script = container_of(tool, struct perf_script, tool);
2096 struct perf_session *session = script->session;
2097 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2098
2099 if (perf_event__process_fork(tool, event, sample, machine) < 0)
2100 return -1;
2101
2102 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2103 if (thread == NULL) {
2104 pr_debug("problem processing FORK event, skipping it.\n");
2105 return -1;
2106 }
2107
2108 if (!evsel->attr.sample_id_all) {
2109 sample->cpu = 0;
2110 sample->time = event->fork.time;
2111 sample->tid = event->fork.tid;
2112 sample->pid = event->fork.pid;
2113 }
2114 perf_sample__fprintf_start(sample, thread, evsel,
2115 PERF_RECORD_FORK, stdout);
2116 perf_event__fprintf(event, stdout);
2117 thread__put(thread);
2118
2119 return 0;
2120 }
2121 static int process_exit_event(struct perf_tool *tool,
2122 union perf_event *event,
2123 struct perf_sample *sample,
2124 struct machine *machine)
2125 {
2126 int err = 0;
2127 struct thread *thread;
2128 struct perf_script *script = container_of(tool, struct perf_script, tool);
2129 struct perf_session *session = script->session;
2130 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2131
2132 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2133 if (thread == NULL) {
2134 pr_debug("problem processing EXIT event, skipping it.\n");
2135 return -1;
2136 }
2137
2138 if (!evsel->attr.sample_id_all) {
2139 sample->cpu = 0;
2140 sample->time = 0;
2141 sample->tid = event->fork.tid;
2142 sample->pid = event->fork.pid;
2143 }
2144 perf_sample__fprintf_start(sample, thread, evsel,
2145 PERF_RECORD_EXIT, stdout);
2146 perf_event__fprintf(event, stdout);
2147
2148 if (perf_event__process_exit(tool, event, sample, machine) < 0)
2149 err = -1;
2150
2151 thread__put(thread);
2152 return err;
2153 }
2154
2155 static int process_mmap_event(struct perf_tool *tool,
2156 union perf_event *event,
2157 struct perf_sample *sample,
2158 struct machine *machine)
2159 {
2160 struct thread *thread;
2161 struct perf_script *script = container_of(tool, struct perf_script, tool);
2162 struct perf_session *session = script->session;
2163 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2164
2165 if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2166 return -1;
2167
2168 thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid);
2169 if (thread == NULL) {
2170 pr_debug("problem processing MMAP event, skipping it.\n");
2171 return -1;
2172 }
2173
2174 if (!evsel->attr.sample_id_all) {
2175 sample->cpu = 0;
2176 sample->time = 0;
2177 sample->tid = event->mmap.tid;
2178 sample->pid = event->mmap.pid;
2179 }
2180 perf_sample__fprintf_start(sample, thread, evsel,
2181 PERF_RECORD_MMAP, stdout);
2182 perf_event__fprintf(event, stdout);
2183 thread__put(thread);
2184 return 0;
2185 }
2186
2187 static int process_mmap2_event(struct perf_tool *tool,
2188 union perf_event *event,
2189 struct perf_sample *sample,
2190 struct machine *machine)
2191 {
2192 struct thread *thread;
2193 struct perf_script *script = container_of(tool, struct perf_script, tool);
2194 struct perf_session *session = script->session;
2195 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2196
2197 if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2198 return -1;
2199
2200 thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid);
2201 if (thread == NULL) {
2202 pr_debug("problem processing MMAP2 event, skipping it.\n");
2203 return -1;
2204 }
2205
2206 if (!evsel->attr.sample_id_all) {
2207 sample->cpu = 0;
2208 sample->time = 0;
2209 sample->tid = event->mmap2.tid;
2210 sample->pid = event->mmap2.pid;
2211 }
2212 perf_sample__fprintf_start(sample, thread, evsel,
2213 PERF_RECORD_MMAP2, stdout);
2214 perf_event__fprintf(event, stdout);
2215 thread__put(thread);
2216 return 0;
2217 }
2218
2219 static int process_switch_event(struct perf_tool *tool,
2220 union perf_event *event,
2221 struct perf_sample *sample,
2222 struct machine *machine)
2223 {
2224 struct thread *thread;
2225 struct perf_script *script = container_of(tool, struct perf_script, tool);
2226 struct perf_session *session = script->session;
2227 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2228
2229 if (perf_event__process_switch(tool, event, sample, machine) < 0)
2230 return -1;
2231
2232 thread = machine__findnew_thread(machine, sample->pid,
2233 sample->tid);
2234 if (thread == NULL) {
2235 pr_debug("problem processing SWITCH event, skipping it.\n");
2236 return -1;
2237 }
2238
2239 perf_sample__fprintf_start(sample, thread, evsel,
2240 PERF_RECORD_SWITCH, stdout);
2241 perf_event__fprintf(event, stdout);
2242 thread__put(thread);
2243 return 0;
2244 }
2245
2246 static int
2247 process_lost_event(struct perf_tool *tool,
2248 union perf_event *event,
2249 struct perf_sample *sample,
2250 struct machine *machine)
2251 {
2252 struct perf_script *script = container_of(tool, struct perf_script, tool);
2253 struct perf_session *session = script->session;
2254 struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2255 struct thread *thread;
2256
2257 thread = machine__findnew_thread(machine, sample->pid,
2258 sample->tid);
2259 if (thread == NULL)
2260 return -1;
2261
2262 perf_sample__fprintf_start(sample, thread, evsel,
2263 PERF_RECORD_LOST, stdout);
2264 perf_event__fprintf(event, stdout);
2265 thread__put(thread);
2266 return 0;
2267 }
2268
2269 static int
2270 process_finished_round_event(struct perf_tool *tool __maybe_unused,
2271 union perf_event *event,
2272 struct ordered_events *oe __maybe_unused)
2273
2274 {
2275 perf_event__fprintf(event, stdout);
2276 return 0;
2277 }
2278
2279 static void sig_handler(int sig __maybe_unused)
2280 {
2281 session_done = 1;
2282 }
2283
2284 static void perf_script__fclose_per_event_dump(struct perf_script *script)
2285 {
2286 struct perf_evlist *evlist = script->session->evlist;
2287 struct perf_evsel *evsel;
2288
2289 evlist__for_each_entry(evlist, evsel) {
2290 if (!evsel->priv)
2291 break;
2292 perf_evsel_script__delete(evsel->priv);
2293 evsel->priv = NULL;
2294 }
2295 }
2296
2297 static int perf_script__fopen_per_event_dump(struct perf_script *script)
2298 {
2299 struct perf_evsel *evsel;
2300
2301 evlist__for_each_entry(script->session->evlist, evsel) {
2302 /*
2303 * Already setup? I.e. we may be called twice in cases like
2304 * Intel PT, one for the intel_pt// and dummy events, then
2305 * for the evsels syntheized from the auxtrace info.
2306 *
2307 * Ses perf_script__process_auxtrace_info.
2308 */
2309 if (evsel->priv != NULL)
2310 continue;
2311
2312 evsel->priv = perf_evsel_script__new(evsel, script->session->data);
2313 if (evsel->priv == NULL)
2314 goto out_err_fclose;
2315 }
2316
2317 return 0;
2318
2319 out_err_fclose:
2320 perf_script__fclose_per_event_dump(script);
2321 return -1;
2322 }
2323
2324 static int perf_script__setup_per_event_dump(struct perf_script *script)
2325 {
2326 struct perf_evsel *evsel;
2327 static struct perf_evsel_script es_stdout;
2328
2329 if (script->per_event_dump)
2330 return perf_script__fopen_per_event_dump(script);
2331
2332 es_stdout.fp = stdout;
2333
2334 evlist__for_each_entry(script->session->evlist, evsel)
2335 evsel->priv = &es_stdout;
2336
2337 return 0;
2338 }
2339
2340 static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
2341 {
2342 struct perf_evsel *evsel;
2343
2344 evlist__for_each_entry(script->session->evlist, evsel) {
2345 struct perf_evsel_script *es = evsel->priv;
2346
2347 perf_evsel_script__fprintf(es, stdout);
2348 perf_evsel_script__delete(es);
2349 evsel->priv = NULL;
2350 }
2351 }
2352
2353 static int __cmd_script(struct perf_script *script)
2354 {
2355 int ret;
2356
2357 signal(SIGINT, sig_handler);
2358
2359 perf_stat__init_shadow_stats();
2360
2361 /* override event processing functions */
2362 if (script->show_task_events) {
2363 script->tool.comm = process_comm_event;
2364 script->tool.fork = process_fork_event;
2365 script->tool.exit = process_exit_event;
2366 }
2367 if (script->show_mmap_events) {
2368 script->tool.mmap = process_mmap_event;
2369 script->tool.mmap2 = process_mmap2_event;
2370 }
2371 if (script->show_switch_events)
2372 script->tool.context_switch = process_switch_event;
2373 if (script->show_namespace_events)
2374 script->tool.namespaces = process_namespaces_event;
2375 if (script->show_lost_events)
2376 script->tool.lost = process_lost_event;
2377 if (script->show_round_events) {
2378 script->tool.ordered_events = false;
2379 script->tool.finished_round = process_finished_round_event;
2380 }
2381
2382 if (perf_script__setup_per_event_dump(script)) {
2383 pr_err("Couldn't create the per event dump files\n");
2384 return -1;
2385 }
2386
2387 ret = perf_session__process_events(script->session);
2388
2389 if (script->per_event_dump)
2390 perf_script__exit_per_event_dump_stats(script);
2391
2392 if (debug_mode)
2393 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
2394
2395 return ret;
2396 }
2397
2398 struct script_spec {
2399 struct list_head node;
2400 struct scripting_ops *ops;
2401 char spec[0];
2402 };
2403
2404 static LIST_HEAD(script_specs);
2405
2406 static struct script_spec *script_spec__new(const char *spec,
2407 struct scripting_ops *ops)
2408 {
2409 struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1);
2410
2411 if (s != NULL) {
2412 strcpy(s->spec, spec);
2413 s->ops = ops;
2414 }
2415
2416 return s;
2417 }
2418
2419 static void script_spec__add(struct script_spec *s)
2420 {
2421 list_add_tail(&s->node, &script_specs);
2422 }
2423
2424 static struct script_spec *script_spec__find(const char *spec)
2425 {
2426 struct script_spec *s;
2427
2428 list_for_each_entry(s, &script_specs, node)
2429 if (strcasecmp(s->spec, spec) == 0)
2430 return s;
2431 return NULL;
2432 }
2433
2434 int script_spec_register(const char *spec, struct scripting_ops *ops)
2435 {
2436 struct script_spec *s;
2437
2438 s = script_spec__find(spec);
2439 if (s)
2440 return -1;
2441
2442 s = script_spec__new(spec, ops);
2443 if (!s)
2444 return -1;
2445 else
2446 script_spec__add(s);
2447
2448 return 0;
2449 }
2450
2451 static struct scripting_ops *script_spec__lookup(const char *spec)
2452 {
2453 struct script_spec *s = script_spec__find(spec);
2454 if (!s)
2455 return NULL;
2456
2457 return s->ops;
2458 }
2459
2460 static void list_available_languages(void)
2461 {
2462 struct script_spec *s;
2463
2464 fprintf(stderr, "\n");
2465 fprintf(stderr, "Scripting language extensions (used in "
2466 "perf script -s [spec:]script.[spec]):\n\n");
2467
2468 list_for_each_entry(s, &script_specs, node)
2469 fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name);
2470
2471 fprintf(stderr, "\n");
2472 }
2473
2474 static int parse_scriptname(const struct option *opt __maybe_unused,
2475 const char *str, int unset __maybe_unused)
2476 {
2477 char spec[PATH_MAX];
2478 const char *script, *ext;
2479 int len;
2480
2481 if (strcmp(str, "lang") == 0) {
2482 list_available_languages();
2483 exit(0);
2484 }
2485
2486 script = strchr(str, ':');
2487 if (script) {
2488 len = script - str;
2489 if (len >= PATH_MAX) {
2490 fprintf(stderr, "invalid language specifier");
2491 return -1;
2492 }
2493 strncpy(spec, str, len);
2494 spec[len] = '\0';
2495 scripting_ops = script_spec__lookup(spec);
2496 if (!scripting_ops) {
2497 fprintf(stderr, "invalid language specifier");
2498 return -1;
2499 }
2500 script++;
2501 } else {
2502 script = str;
2503 ext = strrchr(script, '.');
2504 if (!ext) {
2505 fprintf(stderr, "invalid script extension");
2506 return -1;
2507 }
2508 scripting_ops = script_spec__lookup(++ext);
2509 if (!scripting_ops) {
2510 fprintf(stderr, "invalid script extension");
2511 return -1;
2512 }
2513 }
2514
2515 script_name = strdup(script);
2516
2517 return 0;
2518 }
2519
2520 static int parse_output_fields(const struct option *opt __maybe_unused,
2521 const char *arg, int unset __maybe_unused)
2522 {
2523 char *tok, *strtok_saveptr = NULL;
2524 int i, imax = ARRAY_SIZE(all_output_options);
2525 int j;
2526 int rc = 0;
2527 char *str = strdup(arg);
2528 int type = -1;
2529 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
2530
2531 if (!str)
2532 return -ENOMEM;
2533
2534 /* first word can state for which event type the user is specifying
2535 * the fields. If no type exists, the specified fields apply to all
2536 * event types found in the file minus the invalid fields for a type.
2537 */
2538 tok = strchr(str, ':');
2539 if (tok) {
2540 *tok = '\0';
2541 tok++;
2542 if (!strcmp(str, "hw"))
2543 type = PERF_TYPE_HARDWARE;
2544 else if (!strcmp(str, "sw"))
2545 type = PERF_TYPE_SOFTWARE;
2546 else if (!strcmp(str, "trace"))
2547 type = PERF_TYPE_TRACEPOINT;
2548 else if (!strcmp(str, "raw"))
2549 type = PERF_TYPE_RAW;
2550 else if (!strcmp(str, "break"))
2551 type = PERF_TYPE_BREAKPOINT;
2552 else if (!strcmp(str, "synth"))
2553 type = OUTPUT_TYPE_SYNTH;
2554 else {
2555 fprintf(stderr, "Invalid event type in field string.\n");
2556 rc = -EINVAL;
2557 goto out;
2558 }
2559
2560 if (output[type].user_set)
2561 pr_warning("Overriding previous field request for %s events.\n",
2562 event_type(type));
2563
2564 /* Don't override defaults for +- */
2565 if (strchr(tok, '+') || strchr(tok, '-'))
2566 goto parse;
2567
2568 output[type].fields = 0;
2569 output[type].user_set = true;
2570 output[type].wildcard_set = false;
2571
2572 } else {
2573 tok = str;
2574 if (strlen(str) == 0) {
2575 fprintf(stderr,
2576 "Cannot set fields to 'none' for all event types.\n");
2577 rc = -EINVAL;
2578 goto out;
2579 }
2580
2581 /* Don't override defaults for +- */
2582 if (strchr(str, '+') || strchr(str, '-'))
2583 goto parse;
2584
2585 if (output_set_by_user())
2586 pr_warning("Overriding previous field request for all events.\n");
2587
2588 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2589 output[j].fields = 0;
2590 output[j].user_set = true;
2591 output[j].wildcard_set = true;
2592 }
2593 }
2594
2595 parse:
2596 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
2597 if (*tok == '+') {
2598 if (change == SET)
2599 goto out_badmix;
2600 change = ADD;
2601 tok++;
2602 } else if (*tok == '-') {
2603 if (change == SET)
2604 goto out_badmix;
2605 change = REMOVE;
2606 tok++;
2607 } else {
2608 if (change != SET && change != DEFAULT)
2609 goto out_badmix;
2610 change = SET;
2611 }
2612
2613 for (i = 0; i < imax; ++i) {
2614 if (strcmp(tok, all_output_options[i].str) == 0)
2615 break;
2616 }
2617 if (i == imax && strcmp(tok, "flags") == 0) {
2618 print_flags = change == REMOVE ? false : true;
2619 continue;
2620 }
2621 if (i == imax) {
2622 fprintf(stderr, "Invalid field requested.\n");
2623 rc = -EINVAL;
2624 goto out;
2625 }
2626
2627 if (type == -1) {
2628 /* add user option to all events types for
2629 * which it is valid
2630 */
2631 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2632 if (output[j].invalid_fields & all_output_options[i].field) {
2633 pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
2634 all_output_options[i].str, event_type(j));
2635 } else {
2636 if (change == REMOVE) {
2637 output[j].fields &= ~all_output_options[i].field;
2638 output[j].user_set_fields &= ~all_output_options[i].field;
2639 } else {
2640 output[j].fields |= all_output_options[i].field;
2641 output[j].user_set_fields |= all_output_options[i].field;
2642 }
2643 output[j].user_set = true;
2644 output[j].wildcard_set = true;
2645 }
2646 }
2647 } else {
2648 if (output[type].invalid_fields & all_output_options[i].field) {
2649 fprintf(stderr, "\'%s\' not valid for %s events.\n",
2650 all_output_options[i].str, event_type(type));
2651
2652 rc = -EINVAL;
2653 goto out;
2654 }
2655 if (change == REMOVE)
2656 output[type].fields &= ~all_output_options[i].field;
2657 else
2658 output[type].fields |= all_output_options[i].field;
2659 output[type].user_set = true;
2660 output[type].wildcard_set = true;
2661 }
2662 }
2663
2664 if (type >= 0) {
2665 if (output[type].fields == 0) {
2666 pr_debug("No fields requested for %s type. "
2667 "Events will not be displayed.\n", event_type(type));
2668 }
2669 }
2670 goto out;
2671
2672 out_badmix:
2673 fprintf(stderr, "Cannot mix +-field with overridden fields\n");
2674 rc = -EINVAL;
2675 out:
2676 free(str);
2677 return rc;
2678 }
2679
2680 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \
2681 while ((lang_dirent = readdir(scripts_dir)) != NULL) \
2682 if ((lang_dirent->d_type == DT_DIR || \
2683 (lang_dirent->d_type == DT_UNKNOWN && \
2684 is_directory(scripts_path, lang_dirent))) && \
2685 (strcmp(lang_dirent->d_name, ".")) && \
2686 (strcmp(lang_dirent->d_name, "..")))
2687
2688 #define for_each_script(lang_path, lang_dir, script_dirent) \
2689 while ((script_dirent = readdir(lang_dir)) != NULL) \
2690 if (script_dirent->d_type != DT_DIR && \
2691 (script_dirent->d_type != DT_UNKNOWN || \
2692 !is_directory(lang_path, script_dirent)))
2693
2694
2695 #define RECORD_SUFFIX "-record"
2696 #define REPORT_SUFFIX "-report"
2697
2698 struct script_desc {
2699 struct list_head node;
2700 char *name;
2701 char *half_liner;
2702 char *args;
2703 };
2704
2705 static LIST_HEAD(script_descs);
2706
2707 static struct script_desc *script_desc__new(const char *name)
2708 {
2709 struct script_desc *s = zalloc(sizeof(*s));
2710
2711 if (s != NULL && name)
2712 s->name = strdup(name);
2713
2714 return s;
2715 }
2716
2717 static void script_desc__delete(struct script_desc *s)
2718 {
2719 zfree(&s->name);
2720 zfree(&s->half_liner);
2721 zfree(&s->args);
2722 free(s);
2723 }
2724
2725 static void script_desc__add(struct script_desc *s)
2726 {
2727 list_add_tail(&s->node, &script_descs);
2728 }
2729
2730 static struct script_desc *script_desc__find(const char *name)
2731 {
2732 struct script_desc *s;
2733
2734 list_for_each_entry(s, &script_descs, node)
2735 if (strcasecmp(s->name, name) == 0)
2736 return s;
2737 return NULL;
2738 }
2739
2740 static struct script_desc *script_desc__findnew(const char *name)
2741 {
2742 struct script_desc *s = script_desc__find(name);
2743
2744 if (s)
2745 return s;
2746
2747 s = script_desc__new(name);
2748 if (!s)
2749 return NULL;
2750
2751 script_desc__add(s);
2752
2753 return s;
2754 }
2755
2756 static const char *ends_with(const char *str, const char *suffix)
2757 {
2758 size_t suffix_len = strlen(suffix);
2759 const char *p = str;
2760
2761 if (strlen(str) > suffix_len) {
2762 p = str + strlen(str) - suffix_len;
2763 if (!strncmp(p, suffix, suffix_len))
2764 return p;
2765 }
2766
2767 return NULL;
2768 }
2769
2770 static int read_script_info(struct script_desc *desc, const char *filename)
2771 {
2772 char line[BUFSIZ], *p;
2773 FILE *fp;
2774
2775 fp = fopen(filename, "r");
2776 if (!fp)
2777 return -1;
2778
2779 while (fgets(line, sizeof(line), fp)) {
2780 p = ltrim(line);
2781 if (strlen(p) == 0)
2782 continue;
2783 if (*p != '#')
2784 continue;
2785 p++;
2786 if (strlen(p) && *p == '!')
2787 continue;
2788
2789 p = ltrim(p);
2790 if (strlen(p) && p[strlen(p) - 1] == '\n')
2791 p[strlen(p) - 1] = '\0';
2792
2793 if (!strncmp(p, "description:", strlen("description:"))) {
2794 p += strlen("description:");
2795 desc->half_liner = strdup(ltrim(p));
2796 continue;
2797 }
2798
2799 if (!strncmp(p, "args:", strlen("args:"))) {
2800 p += strlen("args:");
2801 desc->args = strdup(ltrim(p));
2802 continue;
2803 }
2804 }
2805
2806 fclose(fp);
2807
2808 return 0;
2809 }
2810
2811 static char *get_script_root(struct dirent *script_dirent, const char *suffix)
2812 {
2813 char *script_root, *str;
2814
2815 script_root = strdup(script_dirent->d_name);
2816 if (!script_root)
2817 return NULL;
2818
2819 str = (char *)ends_with(script_root, suffix);
2820 if (!str) {
2821 free(script_root);
2822 return NULL;
2823 }
2824
2825 *str = '\0';
2826 return script_root;
2827 }
2828
2829 static int list_available_scripts(const struct option *opt __maybe_unused,
2830 const char *s __maybe_unused,
2831 int unset __maybe_unused)
2832 {
2833 struct dirent *script_dirent, *lang_dirent;
2834 char scripts_path[MAXPATHLEN];
2835 DIR *scripts_dir, *lang_dir;
2836 char script_path[MAXPATHLEN];
2837 char lang_path[MAXPATHLEN];
2838 struct script_desc *desc;
2839 char first_half[BUFSIZ];
2840 char *script_root;
2841
2842 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
2843
2844 scripts_dir = opendir(scripts_path);
2845 if (!scripts_dir) {
2846 fprintf(stdout,
2847 "open(%s) failed.\n"
2848 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
2849 scripts_path);
2850 exit(-1);
2851 }
2852
2853 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
2854 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
2855 lang_dirent->d_name);
2856 lang_dir = opendir(lang_path);
2857 if (!lang_dir)
2858 continue;
2859
2860 for_each_script(lang_path, lang_dir, script_dirent) {
2861 script_root = get_script_root(script_dirent, REPORT_SUFFIX);
2862 if (script_root) {
2863 desc = script_desc__findnew(script_root);
2864 scnprintf(script_path, MAXPATHLEN, "%s/%s",
2865 lang_path, script_dirent->d_name);
2866 read_script_info(desc, script_path);
2867 free(script_root);
2868 }
2869 }
2870 }
2871
2872 fprintf(stdout, "List of available trace scripts:\n");
2873 list_for_each_entry(desc, &script_descs, node) {
2874 sprintf(first_half, "%s %s", desc->name,
2875 desc->args ? desc->args : "");
2876 fprintf(stdout, " %-36s %s\n", first_half,
2877 desc->half_liner ? desc->half_liner : "");
2878 }
2879
2880 exit(0);
2881 }
2882
2883 /*
2884 * Some scripts specify the required events in their "xxx-record" file,
2885 * this function will check if the events in perf.data match those
2886 * mentioned in the "xxx-record".
2887 *
2888 * Fixme: All existing "xxx-record" are all in good formats "-e event ",
2889 * which is covered well now. And new parsing code should be added to
2890 * cover the future complexing formats like event groups etc.
2891 */
2892 static int check_ev_match(char *dir_name, char *scriptname,
2893 struct perf_session *session)
2894 {
2895 char filename[MAXPATHLEN], evname[128];
2896 char line[BUFSIZ], *p;
2897 struct perf_evsel *pos;
2898 int match, len;
2899 FILE *fp;
2900
2901 scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname);
2902
2903 fp = fopen(filename, "r");
2904 if (!fp)
2905 return -1;
2906
2907 while (fgets(line, sizeof(line), fp)) {
2908 p = ltrim(line);
2909 if (*p == '#')
2910 continue;
2911
2912 while (strlen(p)) {
2913 p = strstr(p, "-e");
2914 if (!p)
2915 break;
2916
2917 p += 2;
2918 p = ltrim(p);
2919 len = strcspn(p, " \t");
2920 if (!len)
2921 break;
2922
2923 snprintf(evname, len + 1, "%s", p);
2924
2925 match = 0;
2926 evlist__for_each_entry(session->evlist, pos) {
2927 if (!strcmp(perf_evsel__name(pos), evname)) {
2928 match = 1;
2929 break;
2930 }
2931 }
2932
2933 if (!match) {
2934 fclose(fp);
2935 return -1;
2936 }
2937 }
2938 }
2939
2940 fclose(fp);
2941 return 0;
2942 }
2943
2944 /*
2945 * Return -1 if none is found, otherwise the actual scripts number.
2946 *
2947 * Currently the only user of this function is the script browser, which
2948 * will list all statically runnable scripts, select one, execute it and
2949 * show the output in a perf browser.
2950 */
2951 int find_scripts(char **scripts_array, char **scripts_path_array)
2952 {
2953 struct dirent *script_dirent, *lang_dirent;
2954 char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
2955 DIR *scripts_dir, *lang_dir;
2956 struct perf_session *session;
2957 struct perf_data data = {
2958 .path = input_name,
2959 .mode = PERF_DATA_MODE_READ,
2960 };
2961 char *temp;
2962 int i = 0;
2963
2964 session = perf_session__new(&data, false, NULL);
2965 if (!session)
2966 return -1;
2967
2968 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
2969
2970 scripts_dir = opendir(scripts_path);
2971 if (!scripts_dir) {
2972 perf_session__delete(session);
2973 return -1;
2974 }
2975
2976 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
2977 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
2978 lang_dirent->d_name);
2979 #ifndef HAVE_LIBPERL_SUPPORT
2980 if (strstr(lang_path, "perl"))
2981 continue;
2982 #endif
2983 #ifndef HAVE_LIBPYTHON_SUPPORT
2984 if (strstr(lang_path, "python"))
2985 continue;
2986 #endif
2987
2988 lang_dir = opendir(lang_path);
2989 if (!lang_dir)
2990 continue;
2991
2992 for_each_script(lang_path, lang_dir, script_dirent) {
2993 /* Skip those real time scripts: xxxtop.p[yl] */
2994 if (strstr(script_dirent->d_name, "top."))
2995 continue;
2996 sprintf(scripts_path_array[i], "%s/%s", lang_path,
2997 script_dirent->d_name);
2998 temp = strchr(script_dirent->d_name, '.');
2999 snprintf(scripts_array[i],
3000 (temp - script_dirent->d_name) + 1,
3001 "%s", script_dirent->d_name);
3002
3003 if (check_ev_match(lang_path,
3004 scripts_array[i], session))
3005 continue;
3006
3007 i++;
3008 }
3009 closedir(lang_dir);
3010 }
3011
3012 closedir(scripts_dir);
3013 perf_session__delete(session);
3014 return i;
3015 }
3016
3017 static char *get_script_path(const char *script_root, const char *suffix)
3018 {
3019 struct dirent *script_dirent, *lang_dirent;
3020 char scripts_path[MAXPATHLEN];
3021 char script_path[MAXPATHLEN];
3022 DIR *scripts_dir, *lang_dir;
3023 char lang_path[MAXPATHLEN];
3024 char *__script_root;
3025
3026 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3027
3028 scripts_dir = opendir(scripts_path);
3029 if (!scripts_dir)
3030 return NULL;
3031
3032 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3033 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3034 lang_dirent->d_name);
3035 lang_dir = opendir(lang_path);
3036 if (!lang_dir)
3037 continue;
3038
3039 for_each_script(lang_path, lang_dir, script_dirent) {
3040 __script_root = get_script_root(script_dirent, suffix);
3041 if (__script_root && !strcmp(script_root, __script_root)) {
3042 free(__script_root);
3043 closedir(lang_dir);
3044 closedir(scripts_dir);
3045 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3046 lang_path, script_dirent->d_name);
3047 return strdup(script_path);
3048 }
3049 free(__script_root);
3050 }
3051 closedir(lang_dir);
3052 }
3053 closedir(scripts_dir);
3054
3055 return NULL;
3056 }
3057
3058 static bool is_top_script(const char *script_path)
3059 {
3060 return ends_with(script_path, "top") == NULL ? false : true;
3061 }
3062
3063 static int has_required_arg(char *script_path)
3064 {
3065 struct script_desc *desc;
3066 int n_args = 0;
3067 char *p;
3068
3069 desc = script_desc__new(NULL);
3070
3071 if (read_script_info(desc, script_path))
3072 goto out;
3073
3074 if (!desc->args)
3075 goto out;
3076
3077 for (p = desc->args; *p; p++)
3078 if (*p == '<')
3079 n_args++;
3080 out:
3081 script_desc__delete(desc);
3082
3083 return n_args;
3084 }
3085
3086 static int have_cmd(int argc, const char **argv)
3087 {
3088 char **__argv = malloc(sizeof(const char *) * argc);
3089
3090 if (!__argv) {
3091 pr_err("malloc failed\n");
3092 return -1;
3093 }
3094
3095 memcpy(__argv, argv, sizeof(const char *) * argc);
3096 argc = parse_options(argc, (const char **)__argv, record_options,
3097 NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3098 free(__argv);
3099
3100 system_wide = (argc == 0);
3101
3102 return 0;
3103 }
3104
3105 static void script__setup_sample_type(struct perf_script *script)
3106 {
3107 struct perf_session *session = script->session;
3108 u64 sample_type = perf_evlist__combined_sample_type(session->evlist);
3109
3110 if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) {
3111 if ((sample_type & PERF_SAMPLE_REGS_USER) &&
3112 (sample_type & PERF_SAMPLE_STACK_USER)) {
3113 callchain_param.record_mode = CALLCHAIN_DWARF;
3114 dwarf_callchain_users = true;
3115 } else if (sample_type & PERF_SAMPLE_BRANCH_STACK)
3116 callchain_param.record_mode = CALLCHAIN_LBR;
3117 else
3118 callchain_param.record_mode = CALLCHAIN_FP;
3119 }
3120 }
3121
3122 static int process_stat_round_event(struct perf_session *session,
3123 union perf_event *event)
3124 {
3125 struct stat_round_event *round = &event->stat_round;
3126 struct perf_evsel *counter;
3127
3128 evlist__for_each_entry(session->evlist, counter) {
3129 perf_stat_process_counter(&stat_config, counter);
3130 process_stat(counter, round->time);
3131 }
3132
3133 process_stat_interval(round->time);
3134 return 0;
3135 }
3136
3137 static int process_stat_config_event(struct perf_session *session __maybe_unused,
3138 union perf_event *event)
3139 {
3140 perf_event__read_stat_config(&stat_config, &event->stat_config);
3141 return 0;
3142 }
3143
3144 static int set_maps(struct perf_script *script)
3145 {
3146 struct perf_evlist *evlist = script->session->evlist;
3147
3148 if (!script->cpus || !script->threads)
3149 return 0;
3150
3151 if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3152 return -EINVAL;
3153
3154 perf_evlist__set_maps(evlist, script->cpus, script->threads);
3155
3156 if (perf_evlist__alloc_stats(evlist, true))
3157 return -ENOMEM;
3158
3159 script->allocated = true;
3160 return 0;
3161 }
3162
3163 static
3164 int process_thread_map_event(struct perf_session *session,
3165 union perf_event *event)
3166 {
3167 struct perf_tool *tool = session->tool;
3168 struct perf_script *script = container_of(tool, struct perf_script, tool);
3169
3170 if (script->threads) {
3171 pr_warning("Extra thread map event, ignoring.\n");
3172 return 0;
3173 }
3174
3175 script->threads = thread_map__new_event(&event->thread_map);
3176 if (!script->threads)
3177 return -ENOMEM;
3178
3179 return set_maps(script);
3180 }
3181
3182 static
3183 int process_cpu_map_event(struct perf_session *session,
3184 union perf_event *event)
3185 {
3186 struct perf_tool *tool = session->tool;
3187 struct perf_script *script = container_of(tool, struct perf_script, tool);
3188
3189 if (script->cpus) {
3190 pr_warning("Extra cpu map event, ignoring.\n");
3191 return 0;
3192 }
3193
3194 script->cpus = cpu_map__new_data(&event->cpu_map.data);
3195 if (!script->cpus)
3196 return -ENOMEM;
3197
3198 return set_maps(script);
3199 }
3200
3201 static int process_feature_event(struct perf_session *session,
3202 union perf_event *event)
3203 {
3204 if (event->feat.feat_id < HEADER_LAST_FEATURE)
3205 return perf_event__process_feature(session, event);
3206 return 0;
3207 }
3208
3209 #ifdef HAVE_AUXTRACE_SUPPORT
3210 static int perf_script__process_auxtrace_info(struct perf_session *session,
3211 union perf_event *event)
3212 {
3213 struct perf_tool *tool = session->tool;
3214
3215 int ret = perf_event__process_auxtrace_info(session, event);
3216
3217 if (ret == 0) {
3218 struct perf_script *script = container_of(tool, struct perf_script, tool);
3219
3220 ret = perf_script__setup_per_event_dump(script);
3221 }
3222
3223 return ret;
3224 }
3225 #else
3226 #define perf_script__process_auxtrace_info 0
3227 #endif
3228
3229 static int parse_insn_trace(const struct option *opt __maybe_unused,
3230 const char *str __maybe_unused,
3231 int unset __maybe_unused)
3232 {
3233 parse_output_fields(NULL, "+insn,-event,-period", 0);
3234 itrace_parse_synth_opts(opt, "i0ns", 0);
3235 nanosecs = true;
3236 return 0;
3237 }
3238
3239 static int parse_xed(const struct option *opt __maybe_unused,
3240 const char *str __maybe_unused,
3241 int unset __maybe_unused)
3242 {
3243 force_pager("xed -F insn: -A -64 | less");
3244 return 0;
3245 }
3246
3247 static int parse_call_trace(const struct option *opt __maybe_unused,
3248 const char *str __maybe_unused,
3249 int unset __maybe_unused)
3250 {
3251 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3252 itrace_parse_synth_opts(opt, "cewp", 0);
3253 nanosecs = true;
3254 return 0;
3255 }
3256
3257 static int parse_callret_trace(const struct option *opt __maybe_unused,
3258 const char *str __maybe_unused,
3259 int unset __maybe_unused)
3260 {
3261 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
3262 itrace_parse_synth_opts(opt, "crewp", 0);
3263 nanosecs = true;
3264 return 0;
3265 }
3266
3267 int cmd_script(int argc, const char **argv)
3268 {
3269 bool show_full_info = false;
3270 bool header = false;
3271 bool header_only = false;
3272 bool script_started = false;
3273 char *rec_script_path = NULL;
3274 char *rep_script_path = NULL;
3275 struct perf_session *session;
3276 struct itrace_synth_opts itrace_synth_opts = {
3277 .set = false,
3278 .default_no_sample = true,
3279 };
3280 char *script_path = NULL;
3281 const char **__argv;
3282 int i, j, err = 0;
3283 struct perf_script script = {
3284 .tool = {
3285 .sample = process_sample_event,
3286 .mmap = perf_event__process_mmap,
3287 .mmap2 = perf_event__process_mmap2,
3288 .comm = perf_event__process_comm,
3289 .namespaces = perf_event__process_namespaces,
3290 .exit = perf_event__process_exit,
3291 .fork = perf_event__process_fork,
3292 .attr = process_attr,
3293 .event_update = perf_event__process_event_update,
3294 .tracing_data = perf_event__process_tracing_data,
3295 .feature = process_feature_event,
3296 .build_id = perf_event__process_build_id,
3297 .id_index = perf_event__process_id_index,
3298 .auxtrace_info = perf_script__process_auxtrace_info,
3299 .auxtrace = perf_event__process_auxtrace,
3300 .auxtrace_error = perf_event__process_auxtrace_error,
3301 .stat = perf_event__process_stat_event,
3302 .stat_round = process_stat_round_event,
3303 .stat_config = process_stat_config_event,
3304 .thread_map = process_thread_map_event,
3305 .cpu_map = process_cpu_map_event,
3306 .ordered_events = true,
3307 .ordering_requires_timestamps = true,
3308 },
3309 };
3310 struct perf_data data = {
3311 .mode = PERF_DATA_MODE_READ,
3312 };
3313 const struct option options[] = {
3314 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
3315 "dump raw trace in ASCII"),
3316 OPT_INCR('v', "verbose", &verbose,
3317 "be more verbose (show symbol address, etc)"),
3318 OPT_BOOLEAN('L', "Latency", &latency_format,
3319 "show latency attributes (irqs/preemption disabled, etc)"),
3320 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
3321 list_available_scripts),
3322 OPT_CALLBACK('s', "script", NULL, "name",
3323 "script file name (lang:script name, script name, or *)",
3324 parse_scriptname),
3325 OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
3326 "generate perf-script.xx script in specified language"),
3327 OPT_STRING('i', "input", &input_name, "file", "input file name"),
3328 OPT_BOOLEAN('d', "debug-mode", &debug_mode,
3329 "do various checks like samples ordering and lost events"),
3330 OPT_BOOLEAN(0, "header", &header, "Show data header."),
3331 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
3332 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
3333 "file", "vmlinux pathname"),
3334 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
3335 "file", "kallsyms pathname"),
3336 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
3337 "When printing symbols do not display call chain"),
3338 OPT_CALLBACK(0, "symfs", NULL, "directory",
3339 "Look for files with symbols relative to this directory",
3340 symbol__config_symfs),
3341 OPT_CALLBACK('F', "fields", NULL, "str",
3342 "comma separated output fields prepend with 'type:'. "
3343 "+field to add and -field to remove."
3344 "Valid types: hw,sw,trace,raw,synth. "
3345 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,"
3346 "addr,symoff,srcline,period,iregs,uregs,brstack,"
3347 "brstacksym,flags,bpf-output,brstackinsn,brstackoff,"
3348 "callindent,insn,insnlen,synth,phys_addr,metric,misc",
3349 parse_output_fields),
3350 OPT_BOOLEAN('a', "all-cpus", &system_wide,
3351 "system-wide collection from all CPUs"),
3352 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
3353 "only consider these symbols"),
3354 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, NULL,
3355 "Decode instructions from itrace", parse_insn_trace),
3356 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
3357 "Run xed disassembler on output", parse_xed),
3358 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
3359 "Decode calls from from itrace", parse_call_trace),
3360 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
3361 "Decode calls and returns from itrace", parse_callret_trace),
3362 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
3363 "Only print symbols and callees with --call-trace/--call-ret-trace"),
3364 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
3365 "Stop display of callgraph at these symbols"),
3366 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
3367 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
3368 "only display events for these comms"),
3369 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
3370 "only consider symbols in these pids"),
3371 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
3372 "only consider symbols in these tids"),
3373 OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
3374 "Set the maximum stack depth when parsing the callchain, "
3375 "anything beyond the specified depth will be ignored. "
3376 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
3377 OPT_BOOLEAN('I', "show-info", &show_full_info,
3378 "display extended information from perf.data file"),
3379 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
3380 "Show the path of [kernel.kallsyms]"),
3381 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
3382 "Show the fork/comm/exit events"),
3383 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
3384 "Show the mmap events"),
3385 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
3386 "Show context switch events (if recorded)"),
3387 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
3388 "Show namespace events (if recorded)"),
3389 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
3390 "Show lost events (if recorded)"),
3391 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
3392 "Show round events (if recorded)"),
3393 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
3394 "Dump trace output to files named by the monitored events"),
3395 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
3396 OPT_INTEGER(0, "max-blocks", &max_blocks,
3397 "Maximum number of code blocks to dump with brstackinsn"),
3398 OPT_BOOLEAN(0, "ns", &nanosecs,
3399 "Use 9 decimal places when displaying time"),
3400 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
3401 "Instruction Tracing options\n" ITRACE_HELP,
3402 itrace_parse_synth_opts),
3403 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
3404 "Show full source file name path for source lines"),
3405 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
3406 "Enable symbol demangling"),
3407 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
3408 "Enable kernel symbol demangling"),
3409 OPT_STRING(0, "time", &script.time_str, "str",
3410 "Time span of interest (start,stop)"),
3411 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
3412 "Show inline function"),
3413 OPT_END()
3414 };
3415 const char * const script_subcommands[] = { "record", "report", NULL };
3416 const char *script_usage[] = {
3417 "perf script [<options>]",
3418 "perf script [<options>] record <script> [<record-options>] <command>",
3419 "perf script [<options>] report <script> [script-args]",
3420 "perf script [<options>] <script> [<record-options>] <command>",
3421 "perf script [<options>] <top-script> [script-args]",
3422 NULL
3423 };
3424
3425 perf_set_singlethreaded();
3426
3427 setup_scripting();
3428
3429 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
3430 PARSE_OPT_STOP_AT_NON_OPTION);
3431
3432 data.path = input_name;
3433 data.force = symbol_conf.force;
3434
3435 if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) {
3436 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
3437 if (!rec_script_path)
3438 return cmd_record(argc, argv);
3439 }
3440
3441 if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) {
3442 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
3443 if (!rep_script_path) {
3444 fprintf(stderr,
3445 "Please specify a valid report script"
3446 "(see 'perf script -l' for listing)\n");
3447 return -1;
3448 }
3449 }
3450
3451 if (itrace_synth_opts.callchain &&
3452 itrace_synth_opts.callchain_sz > scripting_max_stack)
3453 scripting_max_stack = itrace_synth_opts.callchain_sz;
3454
3455 /* make sure PERF_EXEC_PATH is set for scripts */
3456 set_argv_exec_path(get_argv_exec_path());
3457
3458 if (argc && !script_name && !rec_script_path && !rep_script_path) {
3459 int live_pipe[2];
3460 int rep_args;
3461 pid_t pid;
3462
3463 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
3464 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
3465
3466 if (!rec_script_path && !rep_script_path) {
3467 usage_with_options_msg(script_usage, options,
3468 "Couldn't find script `%s'\n\n See perf"
3469 " script -l for available scripts.\n", argv[0]);
3470 }
3471
3472 if (is_top_script(argv[0])) {
3473 rep_args = argc - 1;
3474 } else {
3475 int rec_args;
3476
3477 rep_args = has_required_arg(rep_script_path);
3478 rec_args = (argc - 1) - rep_args;
3479 if (rec_args < 0) {
3480 usage_with_options_msg(script_usage, options,
3481 "`%s' script requires options."
3482 "\n\n See perf script -l for available "
3483 "scripts and options.\n", argv[0]);
3484 }
3485 }
3486
3487 if (pipe(live_pipe) < 0) {
3488 perror("failed to create pipe");
3489 return -1;
3490 }
3491
3492 pid = fork();
3493 if (pid < 0) {
3494 perror("failed to fork");
3495 return -1;
3496 }
3497
3498 if (!pid) {
3499 j = 0;
3500
3501 dup2(live_pipe[1], 1);
3502 close(live_pipe[0]);
3503
3504 if (is_top_script(argv[0])) {
3505 system_wide = true;
3506 } else if (!system_wide) {
3507 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
3508 err = -1;
3509 goto out;
3510 }
3511 }
3512
3513 __argv = malloc((argc + 6) * sizeof(const char *));
3514 if (!__argv) {
3515 pr_err("malloc failed\n");
3516 err = -ENOMEM;
3517 goto out;
3518 }
3519
3520 __argv[j++] = "/bin/sh";
3521 __argv[j++] = rec_script_path;
3522 if (system_wide)
3523 __argv[j++] = "-a";
3524 __argv[j++] = "-q";
3525 __argv[j++] = "-o";
3526 __argv[j++] = "-";
3527 for (i = rep_args + 1; i < argc; i++)
3528 __argv[j++] = argv[i];
3529 __argv[j++] = NULL;
3530
3531 execvp("/bin/sh", (char **)__argv);
3532 free(__argv);
3533 exit(-1);
3534 }
3535
3536 dup2(live_pipe[0], 0);
3537 close(live_pipe[1]);
3538
3539 __argv = malloc((argc + 4) * sizeof(const char *));
3540 if (!__argv) {
3541 pr_err("malloc failed\n");
3542 err = -ENOMEM;
3543 goto out;
3544 }
3545
3546 j = 0;
3547 __argv[j++] = "/bin/sh";
3548 __argv[j++] = rep_script_path;
3549 for (i = 1; i < rep_args + 1; i++)
3550 __argv[j++] = argv[i];
3551 __argv[j++] = "-i";
3552 __argv[j++] = "-";
3553 __argv[j++] = NULL;
3554
3555 execvp("/bin/sh", (char **)__argv);
3556 free(__argv);
3557 exit(-1);
3558 }
3559
3560 if (rec_script_path)
3561 script_path = rec_script_path;
3562 if (rep_script_path)
3563 script_path = rep_script_path;
3564
3565 if (script_path) {
3566 j = 0;
3567
3568 if (!rec_script_path)
3569 system_wide = false;
3570 else if (!system_wide) {
3571 if (have_cmd(argc - 1, &argv[1]) != 0) {
3572 err = -1;
3573 goto out;
3574 }
3575 }
3576
3577 __argv = malloc((argc + 2) * sizeof(const char *));
3578 if (!__argv) {
3579 pr_err("malloc failed\n");
3580 err = -ENOMEM;
3581 goto out;
3582 }
3583
3584 __argv[j++] = "/bin/sh";
3585 __argv[j++] = script_path;
3586 if (system_wide)
3587 __argv[j++] = "-a";
3588 for (i = 2; i < argc; i++)
3589 __argv[j++] = argv[i];
3590 __argv[j++] = NULL;
3591
3592 execvp("/bin/sh", (char **)__argv);
3593 free(__argv);
3594 exit(-1);
3595 }
3596
3597 if (!script_name) {
3598 setup_pager();
3599 use_browser = 0;
3600 }
3601
3602 session = perf_session__new(&data, false, &script.tool);
3603 if (session == NULL)
3604 return -1;
3605
3606 if (header || header_only) {
3607 script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
3608 perf_session__fprintf_info(session, stdout, show_full_info);
3609 if (header_only)
3610 goto out_delete;
3611 }
3612 if (show_full_info)
3613 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
3614
3615 if (symbol__init(&session->header.env) < 0)
3616 goto out_delete;
3617
3618 script.session = session;
3619 script__setup_sample_type(&script);
3620
3621 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
3622 symbol_conf.graph_function)
3623 itrace_synth_opts.thread_stack = true;
3624
3625 session->itrace_synth_opts = &itrace_synth_opts;
3626
3627 if (cpu_list) {
3628 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
3629 if (err < 0)
3630 goto out_delete;
3631 itrace_synth_opts.cpu_bitmap = cpu_bitmap;
3632 }
3633
3634 if (!no_callchain)
3635 symbol_conf.use_callchain = true;
3636 else
3637 symbol_conf.use_callchain = false;
3638
3639 if (session->tevent.pevent &&
3640 tep_set_function_resolver(session->tevent.pevent,
3641 machine__resolve_kernel_addr,
3642 &session->machines.host) < 0) {
3643 pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
3644 err = -1;
3645 goto out_delete;
3646 }
3647
3648 if (generate_script_lang) {
3649 struct stat perf_stat;
3650 int input;
3651
3652 if (output_set_by_user()) {
3653 fprintf(stderr,
3654 "custom fields not supported for generated scripts");
3655 err = -EINVAL;
3656 goto out_delete;
3657 }
3658
3659 input = open(data.path, O_RDONLY); /* input_name */
3660 if (input < 0) {
3661 err = -errno;
3662 perror("failed to open file");
3663 goto out_delete;
3664 }
3665
3666 err = fstat(input, &perf_stat);
3667 if (err < 0) {
3668 perror("failed to stat file");
3669 goto out_delete;
3670 }
3671
3672 if (!perf_stat.st_size) {
3673 fprintf(stderr, "zero-sized file, nothing to do!\n");
3674 goto out_delete;
3675 }
3676
3677 scripting_ops = script_spec__lookup(generate_script_lang);
3678 if (!scripting_ops) {
3679 fprintf(stderr, "invalid language specifier");
3680 err = -ENOENT;
3681 goto out_delete;
3682 }
3683
3684 err = scripting_ops->generate_script(session->tevent.pevent,
3685 "perf-script");
3686 goto out_delete;
3687 }
3688
3689 if (script_name) {
3690 err = scripting_ops->start_script(script_name, argc, argv);
3691 if (err)
3692 goto out_delete;
3693 pr_debug("perf script started with script %s\n\n", script_name);
3694 script_started = true;
3695 }
3696
3697
3698 err = perf_session__check_output_opt(session);
3699 if (err < 0)
3700 goto out_delete;
3701
3702 script.ptime_range = perf_time__range_alloc(script.time_str,
3703 &script.range_size);
3704 if (!script.ptime_range) {
3705 err = -ENOMEM;
3706 goto out_delete;
3707 }
3708
3709 /* needs to be parsed after looking up reference time */
3710 if (perf_time__parse_str(script.ptime_range, script.time_str) != 0) {
3711 if (session->evlist->first_sample_time == 0 &&
3712 session->evlist->last_sample_time == 0) {
3713 pr_err("HINT: no first/last sample time found in perf data.\n"
3714 "Please use latest perf binary to execute 'perf record'\n"
3715 "(if '--buildid-all' is enabled, please set '--timestamp-boundary').\n");
3716 err = -EINVAL;
3717 goto out_delete;
3718 }
3719
3720 script.range_num = perf_time__percent_parse_str(
3721 script.ptime_range, script.range_size,
3722 script.time_str,
3723 session->evlist->first_sample_time,
3724 session->evlist->last_sample_time);
3725
3726 if (script.range_num < 0) {
3727 pr_err("Invalid time string\n");
3728 err = -EINVAL;
3729 goto out_delete;
3730 }
3731 } else {
3732 script.range_num = 1;
3733 }
3734
3735 err = __cmd_script(&script);
3736
3737 flush_scripting();
3738
3739 out_delete:
3740 zfree(&script.ptime_range);
3741
3742 perf_evlist__free_stats(session->evlist);
3743 perf_session__delete(session);
3744
3745 if (script_started)
3746 cleanup_scripting();
3747 out:
3748 return err;
3749 }
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