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Linux 5.7.7
[linux/fpc-iii.git] / tools / perf / builtin-script.c
blob1f57a7ecdf3d0aee1eac1f5414f6d4657bc7bfc3
1 // SPDX-License-Identifier: GPL-2.0
2 #include "builtin.h"
3
4 #include "util/counts.h"
5 #include "util/debug.h"
6 #include "util/dso.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/srcline.h"
15 #include "util/symbol.h"
16 #include "util/thread.h"
17 #include "util/trace-event.h"
18 #include "util/evlist.h"
19 #include "util/evsel.h"
20 #include "util/evsel_fprintf.h"
21 #include "util/evswitch.h"
22 #include "util/sort.h"
23 #include "util/data.h"
24 #include "util/auxtrace.h"
25 #include "util/cpumap.h"
26 #include "util/thread_map.h"
27 #include "util/stat.h"
28 #include "util/color.h"
29 #include "util/string2.h"
30 #include "util/thread-stack.h"
31 #include "util/time-utils.h"
32 #include "util/path.h"
33 #include "ui/ui.h"
34 #include "print_binary.h"
35 #include "archinsn.h"
36 #include <linux/bitmap.h>
37 #include <linux/kernel.h>
38 #include <linux/stringify.h>
39 #include <linux/time64.h>
40 #include <linux/zalloc.h>
41 #include <sys/utsname.h>
42 #include "asm/bug.h"
43 #include "util/mem-events.h"
44 #include "util/dump-insn.h"
45 #include <dirent.h>
46 #include <errno.h>
47 #include <inttypes.h>
48 #include <signal.h>
49 #include <sys/param.h>
50 #include <sys/types.h>
51 #include <sys/stat.h>
52 #include <fcntl.h>
53 #include <unistd.h>
54 #include <subcmd/pager.h>
55 #include <perf/evlist.h>
56 #include <linux/err.h>
57 #include "util/record.h"
58 #include "util/util.h"
59 #include "perf.h"
60
61 #include <linux/ctype.h>
62
63 static char const *script_name;
64 static char const *generate_script_lang;
65 static bool reltime;
66 static bool deltatime;
67 static u64 initial_time;
68 static u64 previous_time;
69 static bool debug_mode;
70 static u64 last_timestamp;
71 static u64 nr_unordered;
72 static bool no_callchain;
73 static bool latency_format;
74 static bool system_wide;
75 static bool print_flags;
76 static const char *cpu_list;
77 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
78 static struct perf_stat_config stat_config;
79 static int max_blocks;
80 static bool native_arch;
81
82 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
83
84 enum perf_output_field {
85 PERF_OUTPUT_COMM = 1U << 0,
86 PERF_OUTPUT_TID = 1U << 1,
87 PERF_OUTPUT_PID = 1U << 2,
88 PERF_OUTPUT_TIME = 1U << 3,
89 PERF_OUTPUT_CPU = 1U << 4,
90 PERF_OUTPUT_EVNAME = 1U << 5,
91 PERF_OUTPUT_TRACE = 1U << 6,
92 PERF_OUTPUT_IP = 1U << 7,
93 PERF_OUTPUT_SYM = 1U << 8,
94 PERF_OUTPUT_DSO = 1U << 9,
95 PERF_OUTPUT_ADDR = 1U << 10,
96 PERF_OUTPUT_SYMOFFSET = 1U << 11,
97 PERF_OUTPUT_SRCLINE = 1U << 12,
98 PERF_OUTPUT_PERIOD = 1U << 13,
99 PERF_OUTPUT_IREGS = 1U << 14,
100 PERF_OUTPUT_BRSTACK = 1U << 15,
101 PERF_OUTPUT_BRSTACKSYM = 1U << 16,
102 PERF_OUTPUT_DATA_SRC = 1U << 17,
103 PERF_OUTPUT_WEIGHT = 1U << 18,
104 PERF_OUTPUT_BPF_OUTPUT = 1U << 19,
105 PERF_OUTPUT_CALLINDENT = 1U << 20,
106 PERF_OUTPUT_INSN = 1U << 21,
107 PERF_OUTPUT_INSNLEN = 1U << 22,
108 PERF_OUTPUT_BRSTACKINSN = 1U << 23,
109 PERF_OUTPUT_BRSTACKOFF = 1U << 24,
110 PERF_OUTPUT_SYNTH = 1U << 25,
111 PERF_OUTPUT_PHYS_ADDR = 1U << 26,
112 PERF_OUTPUT_UREGS = 1U << 27,
113 PERF_OUTPUT_METRIC = 1U << 28,
114 PERF_OUTPUT_MISC = 1U << 29,
115 PERF_OUTPUT_SRCCODE = 1U << 30,
116 PERF_OUTPUT_IPC = 1U << 31,
117 };
118
119 struct output_option {
120 const char *str;
121 enum perf_output_field field;
122 } all_output_options[] = {
123 {.str = "comm", .field = PERF_OUTPUT_COMM},
124 {.str = "tid", .field = PERF_OUTPUT_TID},
125 {.str = "pid", .field = PERF_OUTPUT_PID},
126 {.str = "time", .field = PERF_OUTPUT_TIME},
127 {.str = "cpu", .field = PERF_OUTPUT_CPU},
128 {.str = "event", .field = PERF_OUTPUT_EVNAME},
129 {.str = "trace", .field = PERF_OUTPUT_TRACE},
130 {.str = "ip", .field = PERF_OUTPUT_IP},
131 {.str = "sym", .field = PERF_OUTPUT_SYM},
132 {.str = "dso", .field = PERF_OUTPUT_DSO},
133 {.str = "addr", .field = PERF_OUTPUT_ADDR},
134 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
135 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
136 {.str = "period", .field = PERF_OUTPUT_PERIOD},
137 {.str = "iregs", .field = PERF_OUTPUT_IREGS},
138 {.str = "uregs", .field = PERF_OUTPUT_UREGS},
139 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
140 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
141 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
142 {.str = "weight", .field = PERF_OUTPUT_WEIGHT},
143 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT},
144 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
145 {.str = "insn", .field = PERF_OUTPUT_INSN},
146 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
147 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
148 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
149 {.str = "synth", .field = PERF_OUTPUT_SYNTH},
150 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
151 {.str = "metric", .field = PERF_OUTPUT_METRIC},
152 {.str = "misc", .field = PERF_OUTPUT_MISC},
153 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
154 {.str = "ipc", .field = PERF_OUTPUT_IPC},
155 };
156
157 enum {
158 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
159 OUTPUT_TYPE_MAX
160 };
161
162 /* default set to maintain compatibility with current format */
163 static struct {
164 bool user_set;
165 bool wildcard_set;
166 unsigned int print_ip_opts;
167 u64 fields;
168 u64 invalid_fields;
169 u64 user_set_fields;
170 } output[OUTPUT_TYPE_MAX] = {
171
172 [PERF_TYPE_HARDWARE] = {
173 .user_set = false,
174
175 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
176 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
177 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
178 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
179 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
180
181 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
182 },
183
184 [PERF_TYPE_SOFTWARE] = {
185 .user_set = false,
186
187 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
188 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
189 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
190 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
191 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
192 PERF_OUTPUT_BPF_OUTPUT,
193
194 .invalid_fields = PERF_OUTPUT_TRACE,
195 },
196
197 [PERF_TYPE_TRACEPOINT] = {
198 .user_set = false,
199
200 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
201 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
202 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
203 },
204
205 [PERF_TYPE_HW_CACHE] = {
206 .user_set = false,
207
208 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
209 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
210 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
211 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
212 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
213
214 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
215 },
216
217 [PERF_TYPE_RAW] = {
218 .user_set = false,
219
220 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
221 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
222 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
223 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
224 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
225 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
226 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR,
227
228 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
229 },
230
231 [PERF_TYPE_BREAKPOINT] = {
232 .user_set = false,
233
234 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
235 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
236 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
237 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
238 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
239
240 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
241 },
242
243 [OUTPUT_TYPE_SYNTH] = {
244 .user_set = false,
245
246 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
247 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
248 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
249 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
250 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
251
252 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
253 },
254 };
255
256 struct evsel_script {
257 char *filename;
258 FILE *fp;
259 u64 samples;
260 /* For metric output */
261 u64 val;
262 int gnum;
263 };
264
265 static inline struct evsel_script *evsel_script(struct evsel *evsel)
266 {
267 return (struct evsel_script *)evsel->priv;
268 }
269
270 static struct evsel_script *perf_evsel_script__new(struct evsel *evsel,
271 struct perf_data *data)
272 {
273 struct evsel_script *es = zalloc(sizeof(*es));
274
275 if (es != NULL) {
276 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, perf_evsel__name(evsel)) < 0)
277 goto out_free;
278 es->fp = fopen(es->filename, "w");
279 if (es->fp == NULL)
280 goto out_free_filename;
281 }
282
283 return es;
284 out_free_filename:
285 zfree(&es->filename);
286 out_free:
287 free(es);
288 return NULL;
289 }
290
291 static void perf_evsel_script__delete(struct evsel_script *es)
292 {
293 zfree(&es->filename);
294 fclose(es->fp);
295 es->fp = NULL;
296 free(es);
297 }
298
299 static int perf_evsel_script__fprintf(struct evsel_script *es, FILE *fp)
300 {
301 struct stat st;
302
303 fstat(fileno(es->fp), &st);
304 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
305 st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
306 }
307
308 static inline int output_type(unsigned int type)
309 {
310 switch (type) {
311 case PERF_TYPE_SYNTH:
312 return OUTPUT_TYPE_SYNTH;
313 default:
314 return type;
315 }
316 }
317
318 static inline unsigned int attr_type(unsigned int type)
319 {
320 switch (type) {
321 case OUTPUT_TYPE_SYNTH:
322 return PERF_TYPE_SYNTH;
323 default:
324 return type;
325 }
326 }
327
328 static bool output_set_by_user(void)
329 {
330 int j;
331 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
332 if (output[j].user_set)
333 return true;
334 }
335 return false;
336 }
337
338 static const char *output_field2str(enum perf_output_field field)
339 {
340 int i, imax = ARRAY_SIZE(all_output_options);
341 const char *str = "";
342
343 for (i = 0; i < imax; ++i) {
344 if (all_output_options[i].field == field) {
345 str = all_output_options[i].str;
346 break;
347 }
348 }
349 return str;
350 }
351
352 #define PRINT_FIELD(x) (output[output_type(attr->type)].fields & PERF_OUTPUT_##x)
353
354 static int perf_evsel__do_check_stype(struct evsel *evsel,
355 u64 sample_type, const char *sample_msg,
356 enum perf_output_field field,
357 bool allow_user_set)
358 {
359 struct perf_event_attr *attr = &evsel->core.attr;
360 int type = output_type(attr->type);
361 const char *evname;
362
363 if (attr->sample_type & sample_type)
364 return 0;
365
366 if (output[type].user_set_fields & field) {
367 if (allow_user_set)
368 return 0;
369 evname = perf_evsel__name(evsel);
370 pr_err("Samples for '%s' event do not have %s attribute set. "
371 "Cannot print '%s' field.\n",
372 evname, sample_msg, output_field2str(field));
373 return -1;
374 }
375
376 /* user did not ask for it explicitly so remove from the default list */
377 output[type].fields &= ~field;
378 evname = perf_evsel__name(evsel);
379 pr_debug("Samples for '%s' event do not have %s attribute set. "
380 "Skipping '%s' field.\n",
381 evname, sample_msg, output_field2str(field));
382
383 return 0;
384 }
385
386 static int perf_evsel__check_stype(struct evsel *evsel,
387 u64 sample_type, const char *sample_msg,
388 enum perf_output_field field)
389 {
390 return perf_evsel__do_check_stype(evsel, sample_type, sample_msg, field,
391 false);
392 }
393
394 static int perf_evsel__check_attr(struct evsel *evsel,
395 struct perf_session *session)
396 {
397 struct perf_event_attr *attr = &evsel->core.attr;
398 bool allow_user_set;
399
400 if (perf_header__has_feat(&session->header, HEADER_STAT))
401 return 0;
402
403 allow_user_set = perf_header__has_feat(&session->header,
404 HEADER_AUXTRACE);
405
406 if (PRINT_FIELD(TRACE) &&
407 !perf_session__has_traces(session, "record -R"))
408 return -EINVAL;
409
410 if (PRINT_FIELD(IP)) {
411 if (perf_evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP",
412 PERF_OUTPUT_IP))
413 return -EINVAL;
414 }
415
416 if (PRINT_FIELD(ADDR) &&
417 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR",
418 PERF_OUTPUT_ADDR, allow_user_set))
419 return -EINVAL;
420
421 if (PRINT_FIELD(DATA_SRC) &&
422 perf_evsel__check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC",
423 PERF_OUTPUT_DATA_SRC))
424 return -EINVAL;
425
426 if (PRINT_FIELD(WEIGHT) &&
427 perf_evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT, "WEIGHT",
428 PERF_OUTPUT_WEIGHT))
429 return -EINVAL;
430
431 if (PRINT_FIELD(SYM) &&
432 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
433 pr_err("Display of symbols requested but neither sample IP nor "
434 "sample address\navailable. Hence, no addresses to convert "
435 "to symbols.\n");
436 return -EINVAL;
437 }
438 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
439 pr_err("Display of offsets requested but symbol is not"
440 "selected.\n");
441 return -EINVAL;
442 }
443 if (PRINT_FIELD(DSO) &&
444 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
445 pr_err("Display of DSO requested but no address to convert.\n");
446 return -EINVAL;
447 }
448 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
449 pr_err("Display of source line number requested but sample IP is not\n"
450 "selected. Hence, no address to lookup the source line number.\n");
451 return -EINVAL;
452 }
453 if (PRINT_FIELD(BRSTACKINSN) && !allow_user_set &&
454 !(perf_evlist__combined_branch_type(session->evlist) &
455 PERF_SAMPLE_BRANCH_ANY)) {
456 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
457 "Hint: run 'perf record -b ...'\n");
458 return -EINVAL;
459 }
460 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
461 perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID",
462 PERF_OUTPUT_TID|PERF_OUTPUT_PID))
463 return -EINVAL;
464
465 if (PRINT_FIELD(TIME) &&
466 perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME",
467 PERF_OUTPUT_TIME))
468 return -EINVAL;
469
470 if (PRINT_FIELD(CPU) &&
471 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU",
472 PERF_OUTPUT_CPU, allow_user_set))
473 return -EINVAL;
474
475 if (PRINT_FIELD(IREGS) &&
476 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS",
477 PERF_OUTPUT_IREGS))
478 return -EINVAL;
479
480 if (PRINT_FIELD(UREGS) &&
481 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS",
482 PERF_OUTPUT_UREGS))
483 return -EINVAL;
484
485 if (PRINT_FIELD(PHYS_ADDR) &&
486 perf_evsel__check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR",
487 PERF_OUTPUT_PHYS_ADDR))
488 return -EINVAL;
489
490 return 0;
491 }
492
493 static void set_print_ip_opts(struct perf_event_attr *attr)
494 {
495 unsigned int type = output_type(attr->type);
496
497 output[type].print_ip_opts = 0;
498 if (PRINT_FIELD(IP))
499 output[type].print_ip_opts |= EVSEL__PRINT_IP;
500
501 if (PRINT_FIELD(SYM))
502 output[type].print_ip_opts |= EVSEL__PRINT_SYM;
503
504 if (PRINT_FIELD(DSO))
505 output[type].print_ip_opts |= EVSEL__PRINT_DSO;
506
507 if (PRINT_FIELD(SYMOFFSET))
508 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
509
510 if (PRINT_FIELD(SRCLINE))
511 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
512 }
513
514 /*
515 * verify all user requested events exist and the samples
516 * have the expected data
517 */
518 static int perf_session__check_output_opt(struct perf_session *session)
519 {
520 unsigned int j;
521 struct evsel *evsel;
522
523 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
524 evsel = perf_session__find_first_evtype(session, attr_type(j));
525
526 /*
527 * even if fields is set to 0 (ie., show nothing) event must
528 * exist if user explicitly includes it on the command line
529 */
530 if (!evsel && output[j].user_set && !output[j].wildcard_set &&
531 j != OUTPUT_TYPE_SYNTH) {
532 pr_err("%s events do not exist. "
533 "Remove corresponding -F option to proceed.\n",
534 event_type(j));
535 return -1;
536 }
537
538 if (evsel && output[j].fields &&
539 perf_evsel__check_attr(evsel, session))
540 return -1;
541
542 if (evsel == NULL)
543 continue;
544
545 set_print_ip_opts(&evsel->core.attr);
546 }
547
548 if (!no_callchain) {
549 bool use_callchain = false;
550 bool not_pipe = false;
551
552 evlist__for_each_entry(session->evlist, evsel) {
553 not_pipe = true;
554 if (evsel__has_callchain(evsel)) {
555 use_callchain = true;
556 break;
557 }
558 }
559 if (not_pipe && !use_callchain)
560 symbol_conf.use_callchain = false;
561 }
562
563 /*
564 * set default for tracepoints to print symbols only
565 * if callchains are present
566 */
567 if (symbol_conf.use_callchain &&
568 !output[PERF_TYPE_TRACEPOINT].user_set) {
569 j = PERF_TYPE_TRACEPOINT;
570
571 evlist__for_each_entry(session->evlist, evsel) {
572 if (evsel->core.attr.type != j)
573 continue;
574
575 if (evsel__has_callchain(evsel)) {
576 output[j].fields |= PERF_OUTPUT_IP;
577 output[j].fields |= PERF_OUTPUT_SYM;
578 output[j].fields |= PERF_OUTPUT_SYMOFFSET;
579 output[j].fields |= PERF_OUTPUT_DSO;
580 set_print_ip_opts(&evsel->core.attr);
581 goto out;
582 }
583 }
584 }
585
586 out:
587 return 0;
588 }
589
590 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask,
591 FILE *fp
592 )
593 {
594 unsigned i = 0, r;
595 int printed = 0;
596
597 if (!regs || !regs->regs)
598 return 0;
599
600 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
601
602 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
603 u64 val = regs->regs[i++];
604 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r), val);
605 }
606
607 fprintf(fp, "\n");
608
609 return printed;
610 }
611
612 static int perf_sample__fprintf_iregs(struct perf_sample *sample,
613 struct perf_event_attr *attr, FILE *fp)
614 {
615 return perf_sample__fprintf_regs(&sample->intr_regs,
616 attr->sample_regs_intr, fp);
617 }
618
619 static int perf_sample__fprintf_uregs(struct perf_sample *sample,
620 struct perf_event_attr *attr, FILE *fp)
621 {
622 return perf_sample__fprintf_regs(&sample->user_regs,
623 attr->sample_regs_user, fp);
624 }
625
626 static int perf_sample__fprintf_start(struct perf_sample *sample,
627 struct thread *thread,
628 struct evsel *evsel,
629 u32 type, FILE *fp)
630 {
631 struct perf_event_attr *attr = &evsel->core.attr;
632 unsigned long secs;
633 unsigned long long nsecs;
634 int printed = 0;
635
636 if (PRINT_FIELD(COMM)) {
637 if (latency_format)
638 printed += fprintf(fp, "%8.8s ", thread__comm_str(thread));
639 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
640 printed += fprintf(fp, "%s ", thread__comm_str(thread));
641 else
642 printed += fprintf(fp, "%16s ", thread__comm_str(thread));
643 }
644
645 if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
646 printed += fprintf(fp, "%5d/%-5d ", sample->pid, sample->tid);
647 else if (PRINT_FIELD(PID))
648 printed += fprintf(fp, "%5d ", sample->pid);
649 else if (PRINT_FIELD(TID))
650 printed += fprintf(fp, "%5d ", sample->tid);
651
652 if (PRINT_FIELD(CPU)) {
653 if (latency_format)
654 printed += fprintf(fp, "%3d ", sample->cpu);
655 else
656 printed += fprintf(fp, "[%03d] ", sample->cpu);
657 }
658
659 if (PRINT_FIELD(MISC)) {
660 int ret = 0;
661
662 #define has(m) \
663 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
664
665 if (has(KERNEL))
666 ret += fprintf(fp, "K");
667 if (has(USER))
668 ret += fprintf(fp, "U");
669 if (has(HYPERVISOR))
670 ret += fprintf(fp, "H");
671 if (has(GUEST_KERNEL))
672 ret += fprintf(fp, "G");
673 if (has(GUEST_USER))
674 ret += fprintf(fp, "g");
675
676 switch (type) {
677 case PERF_RECORD_MMAP:
678 case PERF_RECORD_MMAP2:
679 if (has(MMAP_DATA))
680 ret += fprintf(fp, "M");
681 break;
682 case PERF_RECORD_COMM:
683 if (has(COMM_EXEC))
684 ret += fprintf(fp, "E");
685 break;
686 case PERF_RECORD_SWITCH:
687 case PERF_RECORD_SWITCH_CPU_WIDE:
688 if (has(SWITCH_OUT)) {
689 ret += fprintf(fp, "S");
690 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
691 ret += fprintf(fp, "p");
692 }
693 default:
694 break;
695 }
696
697 #undef has
698
699 ret += fprintf(fp, "%*s", 6 - ret, " ");
700 printed += ret;
701 }
702
703 if (PRINT_FIELD(TIME)) {
704 u64 t = sample->time;
705 if (reltime) {
706 if (!initial_time)
707 initial_time = sample->time;
708 t = sample->time - initial_time;
709 } else if (deltatime) {
710 if (previous_time)
711 t = sample->time - previous_time;
712 else {
713 t = 0;
714 }
715 previous_time = sample->time;
716 }
717 nsecs = t;
718 secs = nsecs / NSEC_PER_SEC;
719 nsecs -= secs * NSEC_PER_SEC;
720
721 if (symbol_conf.nanosecs)
722 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
723 else {
724 char sample_time[32];
725 timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
726 printed += fprintf(fp, "%12s: ", sample_time);
727 }
728 }
729
730 return printed;
731 }
732
733 static inline char
734 mispred_str(struct branch_entry *br)
735 {
736 if (!(br->flags.mispred || br->flags.predicted))
737 return '-';
738
739 return br->flags.predicted ? 'P' : 'M';
740 }
741
742 static int perf_sample__fprintf_brstack(struct perf_sample *sample,
743 struct thread *thread,
744 struct perf_event_attr *attr, FILE *fp)
745 {
746 struct branch_stack *br = sample->branch_stack;
747 struct branch_entry *entries = perf_sample__branch_entries(sample);
748 struct addr_location alf, alt;
749 u64 i, from, to;
750 int printed = 0;
751
752 if (!(br && br->nr))
753 return 0;
754
755 for (i = 0; i < br->nr; i++) {
756 from = entries[i].from;
757 to = entries[i].to;
758
759 if (PRINT_FIELD(DSO)) {
760 memset(&alf, 0, sizeof(alf));
761 memset(&alt, 0, sizeof(alt));
762 thread__find_map_fb(thread, sample->cpumode, from, &alf);
763 thread__find_map_fb(thread, sample->cpumode, to, &alt);
764 }
765
766 printed += fprintf(fp, " 0x%"PRIx64, from);
767 if (PRINT_FIELD(DSO)) {
768 printed += fprintf(fp, "(");
769 printed += map__fprintf_dsoname(alf.map, fp);
770 printed += fprintf(fp, ")");
771 }
772
773 printed += fprintf(fp, "/0x%"PRIx64, to);
774 if (PRINT_FIELD(DSO)) {
775 printed += fprintf(fp, "(");
776 printed += map__fprintf_dsoname(alt.map, fp);
777 printed += fprintf(fp, ")");
778 }
779
780 printed += fprintf(fp, "/%c/%c/%c/%d ",
781 mispred_str(entries + i),
782 entries[i].flags.in_tx ? 'X' : '-',
783 entries[i].flags.abort ? 'A' : '-',
784 entries[i].flags.cycles);
785 }
786
787 return printed;
788 }
789
790 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
791 struct thread *thread,
792 struct perf_event_attr *attr, FILE *fp)
793 {
794 struct branch_stack *br = sample->branch_stack;
795 struct branch_entry *entries = perf_sample__branch_entries(sample);
796 struct addr_location alf, alt;
797 u64 i, from, to;
798 int printed = 0;
799
800 if (!(br && br->nr))
801 return 0;
802
803 for (i = 0; i < br->nr; i++) {
804
805 memset(&alf, 0, sizeof(alf));
806 memset(&alt, 0, sizeof(alt));
807 from = entries[i].from;
808 to = entries[i].to;
809
810 thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
811 thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
812
813 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
814 if (PRINT_FIELD(DSO)) {
815 printed += fprintf(fp, "(");
816 printed += map__fprintf_dsoname(alf.map, fp);
817 printed += fprintf(fp, ")");
818 }
819 printed += fprintf(fp, "%c", '/');
820 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
821 if (PRINT_FIELD(DSO)) {
822 printed += fprintf(fp, "(");
823 printed += map__fprintf_dsoname(alt.map, fp);
824 printed += fprintf(fp, ")");
825 }
826 printed += fprintf(fp, "/%c/%c/%c/%d ",
827 mispred_str(entries + i),
828 entries[i].flags.in_tx ? 'X' : '-',
829 entries[i].flags.abort ? 'A' : '-',
830 entries[i].flags.cycles);
831 }
832
833 return printed;
834 }
835
836 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
837 struct thread *thread,
838 struct perf_event_attr *attr, FILE *fp)
839 {
840 struct branch_stack *br = sample->branch_stack;
841 struct branch_entry *entries = perf_sample__branch_entries(sample);
842 struct addr_location alf, alt;
843 u64 i, from, to;
844 int printed = 0;
845
846 if (!(br && br->nr))
847 return 0;
848
849 for (i = 0; i < br->nr; i++) {
850
851 memset(&alf, 0, sizeof(alf));
852 memset(&alt, 0, sizeof(alt));
853 from = entries[i].from;
854 to = entries[i].to;
855
856 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
857 !alf.map->dso->adjust_symbols)
858 from = map__map_ip(alf.map, from);
859
860 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
861 !alt.map->dso->adjust_symbols)
862 to = map__map_ip(alt.map, to);
863
864 printed += fprintf(fp, " 0x%"PRIx64, from);
865 if (PRINT_FIELD(DSO)) {
866 printed += fprintf(fp, "(");
867 printed += map__fprintf_dsoname(alf.map, fp);
868 printed += fprintf(fp, ")");
869 }
870 printed += fprintf(fp, "/0x%"PRIx64, to);
871 if (PRINT_FIELD(DSO)) {
872 printed += fprintf(fp, "(");
873 printed += map__fprintf_dsoname(alt.map, fp);
874 printed += fprintf(fp, ")");
875 }
876 printed += fprintf(fp, "/%c/%c/%c/%d ",
877 mispred_str(entries + i),
878 entries[i].flags.in_tx ? 'X' : '-',
879 entries[i].flags.abort ? 'A' : '-',
880 entries[i].flags.cycles);
881 }
882
883 return printed;
884 }
885 #define MAXBB 16384UL
886
887 static int grab_bb(u8 *buffer, u64 start, u64 end,
888 struct machine *machine, struct thread *thread,
889 bool *is64bit, u8 *cpumode, bool last)
890 {
891 long offset, len;
892 struct addr_location al;
893 bool kernel;
894
895 if (!start || !end)
896 return 0;
897
898 kernel = machine__kernel_ip(machine, start);
899 if (kernel)
900 *cpumode = PERF_RECORD_MISC_KERNEL;
901 else
902 *cpumode = PERF_RECORD_MISC_USER;
903
904 /*
905 * Block overlaps between kernel and user.
906 * This can happen due to ring filtering
907 * On Intel CPUs the entry into the kernel is filtered,
908 * but the exit is not. Let the caller patch it up.
909 */
910 if (kernel != machine__kernel_ip(machine, end)) {
911 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
912 return -ENXIO;
913 }
914
915 memset(&al, 0, sizeof(al));
916 if (end - start > MAXBB - MAXINSN) {
917 if (last)
918 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
919 else
920 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
921 return 0;
922 }
923
924 if (!thread__find_map(thread, *cpumode, start, &al) || !al.map->dso) {
925 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
926 return 0;
927 }
928 if (al.map->dso->data.status == DSO_DATA_STATUS_ERROR) {
929 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
930 return 0;
931 }
932
933 /* Load maps to ensure dso->is_64_bit has been updated */
934 map__load(al.map);
935
936 offset = al.map->map_ip(al.map, start);
937 len = dso__data_read_offset(al.map->dso, machine, offset, (u8 *)buffer,
938 end - start + MAXINSN);
939
940 *is64bit = al.map->dso->is_64_bit;
941 if (len <= 0)
942 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
943 start, end);
944 return len;
945 }
946
947 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state)
948 {
949 char *srcfile;
950 int ret = 0;
951 unsigned line;
952 int len;
953 char *srccode;
954
955 if (!map || !map->dso)
956 return 0;
957 srcfile = get_srcline_split(map->dso,
958 map__rip_2objdump(map, addr),
959 &line);
960 if (!srcfile)
961 return 0;
962
963 /* Avoid redundant printing */
964 if (state &&
965 state->srcfile &&
966 !strcmp(state->srcfile, srcfile) &&
967 state->line == line) {
968 free(srcfile);
969 return 0;
970 }
971
972 srccode = find_sourceline(srcfile, line, &len);
973 if (!srccode)
974 goto out_free_line;
975
976 ret = fprintf(fp, "|%-8d %.*s", line, len, srccode);
977
978 if (state) {
979 state->srcfile = srcfile;
980 state->line = line;
981 }
982 return ret;
983
984 out_free_line:
985 free(srcfile);
986 return ret;
987 }
988
989 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
990 {
991 struct addr_location al;
992 int ret = 0;
993
994 memset(&al, 0, sizeof(al));
995 thread__find_map(thread, cpumode, addr, &al);
996 if (!al.map)
997 return 0;
998 ret = map__fprintf_srccode(al.map, al.addr, stdout,
999 &thread->srccode_state);
1000 if (ret)
1001 ret += printf("\n");
1002 return ret;
1003 }
1004
1005 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
1006 struct perf_insn *x, u8 *inbuf, int len,
1007 int insn, FILE *fp, int *total_cycles)
1008 {
1009 int printed = fprintf(fp, "\t%016" PRIx64 "\t%-30s\t#%s%s%s%s", ip,
1010 dump_insn(x, ip, inbuf, len, NULL),
1011 en->flags.predicted ? " PRED" : "",
1012 en->flags.mispred ? " MISPRED" : "",
1013 en->flags.in_tx ? " INTX" : "",
1014 en->flags.abort ? " ABORT" : "");
1015 if (en->flags.cycles) {
1016 *total_cycles += en->flags.cycles;
1017 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
1018 if (insn)
1019 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
1020 }
1021 return printed + fprintf(fp, "\n");
1022 }
1023
1024 static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
1025 u8 cpumode, int cpu, struct symbol **lastsym,
1026 struct perf_event_attr *attr, FILE *fp)
1027 {
1028 struct addr_location al;
1029 int off, printed = 0;
1030
1031 memset(&al, 0, sizeof(al));
1032
1033 thread__find_map(thread, cpumode, addr, &al);
1034
1035 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
1036 return 0;
1037
1038 al.cpu = cpu;
1039 al.sym = NULL;
1040 if (al.map)
1041 al.sym = map__find_symbol(al.map, al.addr);
1042
1043 if (!al.sym)
1044 return 0;
1045
1046 if (al.addr < al.sym->end)
1047 off = al.addr - al.sym->start;
1048 else
1049 off = al.addr - al.map->start - al.sym->start;
1050 printed += fprintf(fp, "\t%s", al.sym->name);
1051 if (off)
1052 printed += fprintf(fp, "%+d", off);
1053 printed += fprintf(fp, ":");
1054 if (PRINT_FIELD(SRCLINE))
1055 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
1056 printed += fprintf(fp, "\n");
1057 *lastsym = al.sym;
1058
1059 return printed;
1060 }
1061
1062 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
1063 struct thread *thread,
1064 struct perf_event_attr *attr,
1065 struct machine *machine, FILE *fp)
1066 {
1067 struct branch_stack *br = sample->branch_stack;
1068 struct branch_entry *entries = perf_sample__branch_entries(sample);
1069 u64 start, end;
1070 int i, insn, len, nr, ilen, printed = 0;
1071 struct perf_insn x;
1072 u8 buffer[MAXBB];
1073 unsigned off;
1074 struct symbol *lastsym = NULL;
1075 int total_cycles = 0;
1076
1077 if (!(br && br->nr))
1078 return 0;
1079 nr = br->nr;
1080 if (max_blocks && nr > max_blocks + 1)
1081 nr = max_blocks + 1;
1082
1083 x.thread = thread;
1084 x.cpu = sample->cpu;
1085
1086 printed += fprintf(fp, "%c", '\n');
1087
1088 /* Handle first from jump, of which we don't know the entry. */
1089 len = grab_bb(buffer, entries[nr-1].from,
1090 entries[nr-1].from,
1091 machine, thread, &x.is64bit, &x.cpumode, false);
1092 if (len > 0) {
1093 printed += ip__fprintf_sym(entries[nr - 1].from, thread,
1094 x.cpumode, x.cpu, &lastsym, attr, fp);
1095 printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1],
1096 &x, buffer, len, 0, fp, &total_cycles);
1097 if (PRINT_FIELD(SRCCODE))
1098 printed += print_srccode(thread, x.cpumode, entries[nr - 1].from);
1099 }
1100
1101 /* Print all blocks */
1102 for (i = nr - 2; i >= 0; i--) {
1103 if (entries[i].from || entries[i].to)
1104 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1105 entries[i].from,
1106 entries[i].to);
1107 start = entries[i + 1].to;
1108 end = entries[i].from;
1109
1110 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1111 /* Patch up missing kernel transfers due to ring filters */
1112 if (len == -ENXIO && i > 0) {
1113 end = entries[--i].from;
1114 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1115 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1116 }
1117 if (len <= 0)
1118 continue;
1119
1120 insn = 0;
1121 for (off = 0; off < (unsigned)len; off += ilen) {
1122 uint64_t ip = start + off;
1123
1124 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1125 if (ip == end) {
1126 printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp,
1127 &total_cycles);
1128 if (PRINT_FIELD(SRCCODE))
1129 printed += print_srccode(thread, x.cpumode, ip);
1130 break;
1131 } else {
1132 ilen = 0;
1133 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", ip,
1134 dump_insn(&x, ip, buffer + off, len - off, &ilen));
1135 if (ilen == 0)
1136 break;
1137 if (PRINT_FIELD(SRCCODE))
1138 print_srccode(thread, x.cpumode, ip);
1139 insn++;
1140 }
1141 }
1142 if (off != end - start)
1143 printed += fprintf(fp, "\tmismatch of LBR data and executable\n");
1144 }
1145
1146 /*
1147 * Hit the branch? In this case we are already done, and the target
1148 * has not been executed yet.
1149 */
1150 if (entries[0].from == sample->ip)
1151 goto out;
1152 if (entries[0].flags.abort)
1153 goto out;
1154
1155 /*
1156 * Print final block upto sample
1157 *
1158 * Due to pipeline delays the LBRs might be missing a branch
1159 * or two, which can result in very large or negative blocks
1160 * between final branch and sample. When this happens just
1161 * continue walking after the last TO until we hit a branch.
1162 */
1163 start = entries[0].to;
1164 end = sample->ip;
1165 if (end < start) {
1166 /* Missing jump. Scan 128 bytes for the next branch */
1167 end = start + 128;
1168 }
1169 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1170 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1171 if (len <= 0) {
1172 /* Print at least last IP if basic block did not work */
1173 len = grab_bb(buffer, sample->ip, sample->ip,
1174 machine, thread, &x.is64bit, &x.cpumode, false);
1175 if (len <= 0)
1176 goto out;
1177 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", sample->ip,
1178 dump_insn(&x, sample->ip, buffer, len, NULL));
1179 if (PRINT_FIELD(SRCCODE))
1180 print_srccode(thread, x.cpumode, sample->ip);
1181 goto out;
1182 }
1183 for (off = 0; off <= end - start; off += ilen) {
1184 ilen = 0;
1185 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", start + off,
1186 dump_insn(&x, start + off, buffer + off, len - off, &ilen));
1187 if (ilen == 0)
1188 break;
1189 if (arch_is_branch(buffer + off, len - off, x.is64bit) && start + off != sample->ip) {
1190 /*
1191 * Hit a missing branch. Just stop.
1192 */
1193 printed += fprintf(fp, "\t... not reaching sample ...\n");
1194 break;
1195 }
1196 if (PRINT_FIELD(SRCCODE))
1197 print_srccode(thread, x.cpumode, start + off);
1198 }
1199 out:
1200 return printed;
1201 }
1202
1203 static int perf_sample__fprintf_addr(struct perf_sample *sample,
1204 struct thread *thread,
1205 struct perf_event_attr *attr, FILE *fp)
1206 {
1207 struct addr_location al;
1208 int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1209
1210 if (!sample_addr_correlates_sym(attr))
1211 goto out;
1212
1213 thread__resolve(thread, &al, sample);
1214
1215 if (PRINT_FIELD(SYM)) {
1216 printed += fprintf(fp, " ");
1217 if (PRINT_FIELD(SYMOFFSET))
1218 printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1219 else
1220 printed += symbol__fprintf_symname(al.sym, fp);
1221 }
1222
1223 if (PRINT_FIELD(DSO)) {
1224 printed += fprintf(fp, " (");
1225 printed += map__fprintf_dsoname(al.map, fp);
1226 printed += fprintf(fp, ")");
1227 }
1228 out:
1229 return printed;
1230 }
1231
1232 static const char *resolve_branch_sym(struct perf_sample *sample,
1233 struct evsel *evsel,
1234 struct thread *thread,
1235 struct addr_location *al,
1236 u64 *ip)
1237 {
1238 struct addr_location addr_al;
1239 struct perf_event_attr *attr = &evsel->core.attr;
1240 const char *name = NULL;
1241
1242 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1243 if (sample_addr_correlates_sym(attr)) {
1244 thread__resolve(thread, &addr_al, sample);
1245 if (addr_al.sym)
1246 name = addr_al.sym->name;
1247 else
1248 *ip = sample->addr;
1249 } else {
1250 *ip = sample->addr;
1251 }
1252 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1253 if (al->sym)
1254 name = al->sym->name;
1255 else
1256 *ip = sample->ip;
1257 }
1258 return name;
1259 }
1260
1261 static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1262 struct evsel *evsel,
1263 struct thread *thread,
1264 struct addr_location *al, FILE *fp)
1265 {
1266 struct perf_event_attr *attr = &evsel->core.attr;
1267 size_t depth = thread_stack__depth(thread, sample->cpu);
1268 const char *name = NULL;
1269 static int spacing;
1270 int len = 0;
1271 int dlen = 0;
1272 u64 ip = 0;
1273
1274 /*
1275 * The 'return' has already been popped off the stack so the depth has
1276 * to be adjusted to match the 'call'.
1277 */
1278 if (thread->ts && sample->flags & PERF_IP_FLAG_RETURN)
1279 depth += 1;
1280
1281 name = resolve_branch_sym(sample, evsel, thread, al, &ip);
1282
1283 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1284 dlen += fprintf(fp, "(");
1285 dlen += map__fprintf_dsoname(al->map, fp);
1286 dlen += fprintf(fp, ")\t");
1287 }
1288
1289 if (name)
1290 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1291 else if (ip)
1292 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1293
1294 if (len < 0)
1295 return len;
1296
1297 /*
1298 * Try to keep the output length from changing frequently so that the
1299 * output lines up more nicely.
1300 */
1301 if (len > spacing || (len && len < spacing - 52))
1302 spacing = round_up(len + 4, 32);
1303
1304 if (len < spacing)
1305 len += fprintf(fp, "%*s", spacing - len, "");
1306
1307 return len + dlen;
1308 }
1309
1310 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused,
1311 struct thread *thread __maybe_unused,
1312 struct machine *machine __maybe_unused)
1313 {
1314 }
1315
1316 static int perf_sample__fprintf_insn(struct perf_sample *sample,
1317 struct perf_event_attr *attr,
1318 struct thread *thread,
1319 struct machine *machine, FILE *fp)
1320 {
1321 int printed = 0;
1322
1323 if (sample->insn_len == 0 && native_arch)
1324 arch_fetch_insn(sample, thread, machine);
1325
1326 if (PRINT_FIELD(INSNLEN))
1327 printed += fprintf(fp, " ilen: %d", sample->insn_len);
1328 if (PRINT_FIELD(INSN) && sample->insn_len) {
1329 int i;
1330
1331 printed += fprintf(fp, " insn:");
1332 for (i = 0; i < sample->insn_len; i++)
1333 printed += fprintf(fp, " %02x", (unsigned char)sample->insn[i]);
1334 }
1335 if (PRINT_FIELD(BRSTACKINSN))
1336 printed += perf_sample__fprintf_brstackinsn(sample, thread, attr, machine, fp);
1337
1338 return printed;
1339 }
1340
1341 static int perf_sample__fprintf_ipc(struct perf_sample *sample,
1342 struct perf_event_attr *attr, FILE *fp)
1343 {
1344 unsigned int ipc;
1345
1346 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt)
1347 return 0;
1348
1349 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt;
1350
1351 return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ",
1352 ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt);
1353 }
1354
1355 static int perf_sample__fprintf_bts(struct perf_sample *sample,
1356 struct evsel *evsel,
1357 struct thread *thread,
1358 struct addr_location *al,
1359 struct machine *machine, FILE *fp)
1360 {
1361 struct perf_event_attr *attr = &evsel->core.attr;
1362 unsigned int type = output_type(attr->type);
1363 bool print_srcline_last = false;
1364 int printed = 0;
1365
1366 if (PRINT_FIELD(CALLINDENT))
1367 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, fp);
1368
1369 /* print branch_from information */
1370 if (PRINT_FIELD(IP)) {
1371 unsigned int print_opts = output[type].print_ip_opts;
1372 struct callchain_cursor *cursor = NULL;
1373
1374 if (symbol_conf.use_callchain && sample->callchain &&
1375 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1376 sample, NULL, NULL, scripting_max_stack) == 0)
1377 cursor = &callchain_cursor;
1378
1379 if (cursor == NULL) {
1380 printed += fprintf(fp, " ");
1381 if (print_opts & EVSEL__PRINT_SRCLINE) {
1382 print_srcline_last = true;
1383 print_opts &= ~EVSEL__PRINT_SRCLINE;
1384 }
1385 } else
1386 printed += fprintf(fp, "\n");
1387
1388 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor,
1389 symbol_conf.bt_stop_list, fp);
1390 }
1391
1392 /* print branch_to information */
1393 if (PRINT_FIELD(ADDR) ||
1394 ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
1395 !output[type].user_set)) {
1396 printed += fprintf(fp, " => ");
1397 printed += perf_sample__fprintf_addr(sample, thread, attr, fp);
1398 }
1399
1400 printed += perf_sample__fprintf_ipc(sample, attr, fp);
1401
1402 if (print_srcline_last)
1403 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp);
1404
1405 printed += perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1406 printed += fprintf(fp, "\n");
1407 if (PRINT_FIELD(SRCCODE)) {
1408 int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1409 &thread->srccode_state);
1410 if (ret) {
1411 printed += ret;
1412 printed += printf("\n");
1413 }
1414 }
1415 return printed;
1416 }
1417
1418 static struct {
1419 u32 flags;
1420 const char *name;
1421 } sample_flags[] = {
1422 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"},
1423 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"},
1424 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"},
1425 {PERF_IP_FLAG_BRANCH, "jmp"},
1426 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"},
1427 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"},
1428 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"},
1429 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"},
1430 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"},
1431 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"},
1432 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"},
1433 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"},
1434 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"},
1435 {0, NULL}
1436 };
1437
1438 static const char *sample_flags_to_name(u32 flags)
1439 {
1440 int i;
1441
1442 for (i = 0; sample_flags[i].name ; i++) {
1443 if (sample_flags[i].flags == flags)
1444 return sample_flags[i].name;
1445 }
1446
1447 return NULL;
1448 }
1449
1450 static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1451 {
1452 const char *chars = PERF_IP_FLAG_CHARS;
1453 const int n = strlen(PERF_IP_FLAG_CHARS);
1454 bool in_tx = flags & PERF_IP_FLAG_IN_TX;
1455 const char *name = NULL;
1456 char str[33];
1457 int i, pos = 0;
1458
1459 name = sample_flags_to_name(flags & ~PERF_IP_FLAG_IN_TX);
1460 if (name)
1461 return fprintf(fp, " %-15s%4s ", name, in_tx ? "(x)" : "");
1462
1463 if (flags & PERF_IP_FLAG_TRACE_BEGIN) {
1464 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_BEGIN));
1465 if (name)
1466 return fprintf(fp, " tr strt %-7s%4s ", name, in_tx ? "(x)" : "");
1467 }
1468
1469 if (flags & PERF_IP_FLAG_TRACE_END) {
1470 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_END));
1471 if (name)
1472 return fprintf(fp, " tr end %-7s%4s ", name, in_tx ? "(x)" : "");
1473 }
1474
1475 for (i = 0; i < n; i++, flags >>= 1) {
1476 if (flags & 1)
1477 str[pos++] = chars[i];
1478 }
1479 for (; i < 32; i++, flags >>= 1) {
1480 if (flags & 1)
1481 str[pos++] = '?';
1482 }
1483 str[pos] = 0;
1484
1485 return fprintf(fp, " %-19s ", str);
1486 }
1487
1488 struct printer_data {
1489 int line_no;
1490 bool hit_nul;
1491 bool is_printable;
1492 };
1493
1494 static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1495 unsigned int val,
1496 void *extra, FILE *fp)
1497 {
1498 unsigned char ch = (unsigned char)val;
1499 struct printer_data *printer_data = extra;
1500 int printed = 0;
1501
1502 switch (op) {
1503 case BINARY_PRINT_DATA_BEGIN:
1504 printed += fprintf(fp, "\n");
1505 break;
1506 case BINARY_PRINT_LINE_BEGIN:
1507 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1508 " ");
1509 break;
1510 case BINARY_PRINT_ADDR:
1511 printed += fprintf(fp, " %04x:", val);
1512 break;
1513 case BINARY_PRINT_NUM_DATA:
1514 printed += fprintf(fp, " %02x", val);
1515 break;
1516 case BINARY_PRINT_NUM_PAD:
1517 printed += fprintf(fp, " ");
1518 break;
1519 case BINARY_PRINT_SEP:
1520 printed += fprintf(fp, " ");
1521 break;
1522 case BINARY_PRINT_CHAR_DATA:
1523 if (printer_data->hit_nul && ch)
1524 printer_data->is_printable = false;
1525
1526 if (!isprint(ch)) {
1527 printed += fprintf(fp, "%c", '.');
1528
1529 if (!printer_data->is_printable)
1530 break;
1531
1532 if (ch == '\0')
1533 printer_data->hit_nul = true;
1534 else
1535 printer_data->is_printable = false;
1536 } else {
1537 printed += fprintf(fp, "%c", ch);
1538 }
1539 break;
1540 case BINARY_PRINT_CHAR_PAD:
1541 printed += fprintf(fp, " ");
1542 break;
1543 case BINARY_PRINT_LINE_END:
1544 printed += fprintf(fp, "\n");
1545 printer_data->line_no++;
1546 break;
1547 case BINARY_PRINT_DATA_END:
1548 default:
1549 break;
1550 }
1551
1552 return printed;
1553 }
1554
1555 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1556 {
1557 unsigned int nr_bytes = sample->raw_size;
1558 struct printer_data printer_data = {0, false, true};
1559 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1560 sample__fprintf_bpf_output, &printer_data, fp);
1561
1562 if (printer_data.is_printable && printer_data.hit_nul)
1563 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1564
1565 return printed;
1566 }
1567
1568 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1569 {
1570 if (len > 0 && len < spacing)
1571 return fprintf(fp, "%*s", spacing - len, "");
1572
1573 return 0;
1574 }
1575
1576 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1577 {
1578 return perf_sample__fprintf_spacing(len, 34, fp);
1579 }
1580
1581 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1582 {
1583 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1584 int len;
1585
1586 if (perf_sample__bad_synth_size(sample, *data))
1587 return 0;
1588
1589 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " ",
1590 data->ip, le64_to_cpu(data->payload));
1591 return len + perf_sample__fprintf_pt_spacing(len, fp);
1592 }
1593
1594 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1595 {
1596 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1597 int len;
1598
1599 if (perf_sample__bad_synth_size(sample, *data))
1600 return 0;
1601
1602 len = fprintf(fp, " hints: %#x extensions: %#x ",
1603 data->hints, data->extensions);
1604 return len + perf_sample__fprintf_pt_spacing(len, fp);
1605 }
1606
1607 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1608 {
1609 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1610 int len;
1611
1612 if (perf_sample__bad_synth_size(sample, *data))
1613 return 0;
1614
1615 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1616 data->hw, data->cstate, data->subcstate);
1617 return len + perf_sample__fprintf_pt_spacing(len, fp);
1618 }
1619
1620 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1621 {
1622 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1623 int len;
1624
1625 if (perf_sample__bad_synth_size(sample, *data))
1626 return 0;
1627
1628 len = fprintf(fp, " IP: %u ", data->ip);
1629 return len + perf_sample__fprintf_pt_spacing(len, fp);
1630 }
1631
1632 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1633 {
1634 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1635 int len;
1636
1637 if (perf_sample__bad_synth_size(sample, *data))
1638 return 0;
1639
1640 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1641 data->deepest_cstate, data->last_cstate,
1642 data->wake_reason);
1643 return len + perf_sample__fprintf_pt_spacing(len, fp);
1644 }
1645
1646 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1647 {
1648 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1649 unsigned int percent, freq;
1650 int len;
1651
1652 if (perf_sample__bad_synth_size(sample, *data))
1653 return 0;
1654
1655 freq = (le32_to_cpu(data->freq) + 500) / 1000;
1656 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1657 if (data->max_nonturbo) {
1658 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
1659 len += fprintf(fp, "(%3u%%) ", percent);
1660 }
1661 return len + perf_sample__fprintf_pt_spacing(len, fp);
1662 }
1663
1664 static int perf_sample__fprintf_synth(struct perf_sample *sample,
1665 struct evsel *evsel, FILE *fp)
1666 {
1667 switch (evsel->core.attr.config) {
1668 case PERF_SYNTH_INTEL_PTWRITE:
1669 return perf_sample__fprintf_synth_ptwrite(sample, fp);
1670 case PERF_SYNTH_INTEL_MWAIT:
1671 return perf_sample__fprintf_synth_mwait(sample, fp);
1672 case PERF_SYNTH_INTEL_PWRE:
1673 return perf_sample__fprintf_synth_pwre(sample, fp);
1674 case PERF_SYNTH_INTEL_EXSTOP:
1675 return perf_sample__fprintf_synth_exstop(sample, fp);
1676 case PERF_SYNTH_INTEL_PWRX:
1677 return perf_sample__fprintf_synth_pwrx(sample, fp);
1678 case PERF_SYNTH_INTEL_CBR:
1679 return perf_sample__fprintf_synth_cbr(sample, fp);
1680 default:
1681 break;
1682 }
1683
1684 return 0;
1685 }
1686
1687 struct perf_script {
1688 struct perf_tool tool;
1689 struct perf_session *session;
1690 bool show_task_events;
1691 bool show_mmap_events;
1692 bool show_switch_events;
1693 bool show_namespace_events;
1694 bool show_lost_events;
1695 bool show_round_events;
1696 bool show_bpf_events;
1697 bool show_cgroup_events;
1698 bool allocated;
1699 bool per_event_dump;
1700 struct evswitch evswitch;
1701 struct perf_cpu_map *cpus;
1702 struct perf_thread_map *threads;
1703 int name_width;
1704 const char *time_str;
1705 struct perf_time_interval *ptime_range;
1706 int range_size;
1707 int range_num;
1708 };
1709
1710 static int perf_evlist__max_name_len(struct evlist *evlist)
1711 {
1712 struct evsel *evsel;
1713 int max = 0;
1714
1715 evlist__for_each_entry(evlist, evsel) {
1716 int len = strlen(perf_evsel__name(evsel));
1717
1718 max = MAX(len, max);
1719 }
1720
1721 return max;
1722 }
1723
1724 static int data_src__fprintf(u64 data_src, FILE *fp)
1725 {
1726 struct mem_info mi = { .data_src.val = data_src };
1727 char decode[100];
1728 char out[100];
1729 static int maxlen;
1730 int len;
1731
1732 perf_script__meminfo_scnprintf(decode, 100, &mi);
1733
1734 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
1735 if (maxlen < len)
1736 maxlen = len;
1737
1738 return fprintf(fp, "%-*s", maxlen, out);
1739 }
1740
1741 struct metric_ctx {
1742 struct perf_sample *sample;
1743 struct thread *thread;
1744 struct evsel *evsel;
1745 FILE *fp;
1746 };
1747
1748 static void script_print_metric(struct perf_stat_config *config __maybe_unused,
1749 void *ctx, const char *color,
1750 const char *fmt,
1751 const char *unit, double val)
1752 {
1753 struct metric_ctx *mctx = ctx;
1754
1755 if (!fmt)
1756 return;
1757 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1758 PERF_RECORD_SAMPLE, mctx->fp);
1759 fputs("\tmetric: ", mctx->fp);
1760 if (color)
1761 color_fprintf(mctx->fp, color, fmt, val);
1762 else
1763 printf(fmt, val);
1764 fprintf(mctx->fp, " %s\n", unit);
1765 }
1766
1767 static void script_new_line(struct perf_stat_config *config __maybe_unused,
1768 void *ctx)
1769 {
1770 struct metric_ctx *mctx = ctx;
1771
1772 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1773 PERF_RECORD_SAMPLE, mctx->fp);
1774 fputs("\tmetric: ", mctx->fp);
1775 }
1776
1777 static void perf_sample__fprint_metric(struct perf_script *script,
1778 struct thread *thread,
1779 struct evsel *evsel,
1780 struct perf_sample *sample,
1781 FILE *fp)
1782 {
1783 struct perf_stat_output_ctx ctx = {
1784 .print_metric = script_print_metric,
1785 .new_line = script_new_line,
1786 .ctx = &(struct metric_ctx) {
1787 .sample = sample,
1788 .thread = thread,
1789 .evsel = evsel,
1790 .fp = fp,
1791 },
1792 .force_header = false,
1793 };
1794 struct evsel *ev2;
1795 u64 val;
1796
1797 if (!evsel->stats)
1798 perf_evlist__alloc_stats(script->session->evlist, false);
1799 if (evsel_script(evsel->leader)->gnum++ == 0)
1800 perf_stat__reset_shadow_stats();
1801 val = sample->period * evsel->scale;
1802 perf_stat__update_shadow_stats(evsel,
1803 val,
1804 sample->cpu,
1805 &rt_stat);
1806 evsel_script(evsel)->val = val;
1807 if (evsel_script(evsel->leader)->gnum == evsel->leader->core.nr_members) {
1808 for_each_group_member (ev2, evsel->leader) {
1809 perf_stat__print_shadow_stats(&stat_config, ev2,
1810 evsel_script(ev2)->val,
1811 sample->cpu,
1812 &ctx,
1813 NULL,
1814 &rt_stat);
1815 }
1816 evsel_script(evsel->leader)->gnum = 0;
1817 }
1818 }
1819
1820 static bool show_event(struct perf_sample *sample,
1821 struct evsel *evsel,
1822 struct thread *thread,
1823 struct addr_location *al)
1824 {
1825 int depth = thread_stack__depth(thread, sample->cpu);
1826
1827 if (!symbol_conf.graph_function)
1828 return true;
1829
1830 if (thread->filter) {
1831 if (depth <= thread->filter_entry_depth) {
1832 thread->filter = false;
1833 return false;
1834 }
1835 return true;
1836 } else {
1837 const char *s = symbol_conf.graph_function;
1838 u64 ip;
1839 const char *name = resolve_branch_sym(sample, evsel, thread, al,
1840 &ip);
1841 unsigned nlen;
1842
1843 if (!name)
1844 return false;
1845 nlen = strlen(name);
1846 while (*s) {
1847 unsigned len = strcspn(s, ",");
1848 if (nlen == len && !strncmp(name, s, len)) {
1849 thread->filter = true;
1850 thread->filter_entry_depth = depth;
1851 return true;
1852 }
1853 s += len;
1854 if (*s == ',')
1855 s++;
1856 }
1857 return false;
1858 }
1859 }
1860
1861 static void process_event(struct perf_script *script,
1862 struct perf_sample *sample, struct evsel *evsel,
1863 struct addr_location *al,
1864 struct machine *machine)
1865 {
1866 struct thread *thread = al->thread;
1867 struct perf_event_attr *attr = &evsel->core.attr;
1868 unsigned int type = output_type(attr->type);
1869 struct evsel_script *es = evsel->priv;
1870 FILE *fp = es->fp;
1871
1872 if (output[type].fields == 0)
1873 return;
1874
1875 if (!show_event(sample, evsel, thread, al))
1876 return;
1877
1878 if (evswitch__discard(&script->evswitch, evsel))
1879 return;
1880
1881 ++es->samples;
1882
1883 perf_sample__fprintf_start(sample, thread, evsel,
1884 PERF_RECORD_SAMPLE, fp);
1885
1886 if (PRINT_FIELD(PERIOD))
1887 fprintf(fp, "%10" PRIu64 " ", sample->period);
1888
1889 if (PRINT_FIELD(EVNAME)) {
1890 const char *evname = perf_evsel__name(evsel);
1891
1892 if (!script->name_width)
1893 script->name_width = perf_evlist__max_name_len(script->session->evlist);
1894
1895 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
1896 }
1897
1898 if (print_flags)
1899 perf_sample__fprintf_flags(sample->flags, fp);
1900
1901 if (is_bts_event(attr)) {
1902 perf_sample__fprintf_bts(sample, evsel, thread, al, machine, fp);
1903 return;
1904 }
1905
1906 if (PRINT_FIELD(TRACE) && sample->raw_data) {
1907 event_format__fprintf(evsel->tp_format, sample->cpu,
1908 sample->raw_data, sample->raw_size, fp);
1909 }
1910
1911 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
1912 perf_sample__fprintf_synth(sample, evsel, fp);
1913
1914 if (PRINT_FIELD(ADDR))
1915 perf_sample__fprintf_addr(sample, thread, attr, fp);
1916
1917 if (PRINT_FIELD(DATA_SRC))
1918 data_src__fprintf(sample->data_src, fp);
1919
1920 if (PRINT_FIELD(WEIGHT))
1921 fprintf(fp, "%16" PRIu64, sample->weight);
1922
1923 if (PRINT_FIELD(IP)) {
1924 struct callchain_cursor *cursor = NULL;
1925
1926 if (symbol_conf.use_callchain && sample->callchain &&
1927 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1928 sample, NULL, NULL, scripting_max_stack) == 0)
1929 cursor = &callchain_cursor;
1930
1931 fputc(cursor ? '\n' : ' ', fp);
1932 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor,
1933 symbol_conf.bt_stop_list, fp);
1934 }
1935
1936 if (PRINT_FIELD(IREGS))
1937 perf_sample__fprintf_iregs(sample, attr, fp);
1938
1939 if (PRINT_FIELD(UREGS))
1940 perf_sample__fprintf_uregs(sample, attr, fp);
1941
1942 if (PRINT_FIELD(BRSTACK))
1943 perf_sample__fprintf_brstack(sample, thread, attr, fp);
1944 else if (PRINT_FIELD(BRSTACKSYM))
1945 perf_sample__fprintf_brstacksym(sample, thread, attr, fp);
1946 else if (PRINT_FIELD(BRSTACKOFF))
1947 perf_sample__fprintf_brstackoff(sample, thread, attr, fp);
1948
1949 if (perf_evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT))
1950 perf_sample__fprintf_bpf_output(sample, fp);
1951 perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1952
1953 if (PRINT_FIELD(PHYS_ADDR))
1954 fprintf(fp, "%16" PRIx64, sample->phys_addr);
1955
1956 perf_sample__fprintf_ipc(sample, attr, fp);
1957
1958 fprintf(fp, "\n");
1959
1960 if (PRINT_FIELD(SRCCODE)) {
1961 if (map__fprintf_srccode(al->map, al->addr, stdout,
1962 &thread->srccode_state))
1963 printf("\n");
1964 }
1965
1966 if (PRINT_FIELD(METRIC))
1967 perf_sample__fprint_metric(script, thread, evsel, sample, fp);
1968
1969 if (verbose)
1970 fflush(fp);
1971 }
1972
1973 static struct scripting_ops *scripting_ops;
1974
1975 static void __process_stat(struct evsel *counter, u64 tstamp)
1976 {
1977 int nthreads = perf_thread_map__nr(counter->core.threads);
1978 int ncpus = perf_evsel__nr_cpus(counter);
1979 int cpu, thread;
1980 static int header_printed;
1981
1982 if (counter->core.system_wide)
1983 nthreads = 1;
1984
1985 if (!header_printed) {
1986 printf("%3s %8s %15s %15s %15s %15s %s\n",
1987 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
1988 header_printed = 1;
1989 }
1990
1991 for (thread = 0; thread < nthreads; thread++) {
1992 for (cpu = 0; cpu < ncpus; cpu++) {
1993 struct perf_counts_values *counts;
1994
1995 counts = perf_counts(counter->counts, cpu, thread);
1996
1997 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
1998 counter->core.cpus->map[cpu],
1999 perf_thread_map__pid(counter->core.threads, thread),
2000 counts->val,
2001 counts->ena,
2002 counts->run,
2003 tstamp,
2004 perf_evsel__name(counter));
2005 }
2006 }
2007 }
2008
2009 static void process_stat(struct evsel *counter, u64 tstamp)
2010 {
2011 if (scripting_ops && scripting_ops->process_stat)
2012 scripting_ops->process_stat(&stat_config, counter, tstamp);
2013 else
2014 __process_stat(counter, tstamp);
2015 }
2016
2017 static void process_stat_interval(u64 tstamp)
2018 {
2019 if (scripting_ops && scripting_ops->process_stat_interval)
2020 scripting_ops->process_stat_interval(tstamp);
2021 }
2022
2023 static void setup_scripting(void)
2024 {
2025 setup_perl_scripting();
2026 setup_python_scripting();
2027 }
2028
2029 static int flush_scripting(void)
2030 {
2031 return scripting_ops ? scripting_ops->flush_script() : 0;
2032 }
2033
2034 static int cleanup_scripting(void)
2035 {
2036 pr_debug("\nperf script stopped\n");
2037
2038 return scripting_ops ? scripting_ops->stop_script() : 0;
2039 }
2040
2041 static bool filter_cpu(struct perf_sample *sample)
2042 {
2043 if (cpu_list)
2044 return !test_bit(sample->cpu, cpu_bitmap);
2045 return false;
2046 }
2047
2048 static int process_sample_event(struct perf_tool *tool,
2049 union perf_event *event,
2050 struct perf_sample *sample,
2051 struct evsel *evsel,
2052 struct machine *machine)
2053 {
2054 struct perf_script *scr = container_of(tool, struct perf_script, tool);
2055 struct addr_location al;
2056
2057 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
2058 sample->time)) {
2059 return 0;
2060 }
2061
2062 if (debug_mode) {
2063 if (sample->time < last_timestamp) {
2064 pr_err("Samples misordered, previous: %" PRIu64
2065 " this: %" PRIu64 "\n", last_timestamp,
2066 sample->time);
2067 nr_unordered++;
2068 }
2069 last_timestamp = sample->time;
2070 return 0;
2071 }
2072
2073 if (machine__resolve(machine, &al, sample) < 0) {
2074 pr_err("problem processing %d event, skipping it.\n",
2075 event->header.type);
2076 return -1;
2077 }
2078
2079 if (al.filtered)
2080 goto out_put;
2081
2082 if (filter_cpu(sample))
2083 goto out_put;
2084
2085 if (scripting_ops)
2086 scripting_ops->process_event(event, sample, evsel, &al);
2087 else
2088 process_event(scr, sample, evsel, &al, machine);
2089
2090 out_put:
2091 addr_location__put(&al);
2092 return 0;
2093 }
2094
2095 static int process_attr(struct perf_tool *tool, union perf_event *event,
2096 struct evlist **pevlist)
2097 {
2098 struct perf_script *scr = container_of(tool, struct perf_script, tool);
2099 struct evlist *evlist;
2100 struct evsel *evsel, *pos;
2101 int err;
2102 static struct evsel_script *es;
2103
2104 err = perf_event__process_attr(tool, event, pevlist);
2105 if (err)
2106 return err;
2107
2108 evlist = *pevlist;
2109 evsel = evlist__last(*pevlist);
2110
2111 if (!evsel->priv) {
2112 if (scr->per_event_dump) {
2113 evsel->priv = perf_evsel_script__new(evsel,
2114 scr->session->data);
2115 } else {
2116 es = zalloc(sizeof(*es));
2117 if (!es)
2118 return -ENOMEM;
2119 es->fp = stdout;
2120 evsel->priv = es;
2121 }
2122 }
2123
2124 if (evsel->core.attr.type >= PERF_TYPE_MAX &&
2125 evsel->core.attr.type != PERF_TYPE_SYNTH)
2126 return 0;
2127
2128 evlist__for_each_entry(evlist, pos) {
2129 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel)
2130 return 0;
2131 }
2132
2133 set_print_ip_opts(&evsel->core.attr);
2134
2135 if (evsel->core.attr.sample_type)
2136 err = perf_evsel__check_attr(evsel, scr->session);
2137
2138 return err;
2139 }
2140
2141 static int process_comm_event(struct perf_tool *tool,
2142 union perf_event *event,
2143 struct perf_sample *sample,
2144 struct machine *machine)
2145 {
2146 struct thread *thread;
2147 struct perf_script *script = container_of(tool, struct perf_script, tool);
2148 struct perf_session *session = script->session;
2149 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2150 int ret = -1;
2151
2152 thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid);
2153 if (thread == NULL) {
2154 pr_debug("problem processing COMM event, skipping it.\n");
2155 return -1;
2156 }
2157
2158 if (perf_event__process_comm(tool, event, sample, machine) < 0)
2159 goto out;
2160
2161 if (!evsel->core.attr.sample_id_all) {
2162 sample->cpu = 0;
2163 sample->time = 0;
2164 sample->tid = event->comm.tid;
2165 sample->pid = event->comm.pid;
2166 }
2167 if (!filter_cpu(sample)) {
2168 perf_sample__fprintf_start(sample, thread, evsel,
2169 PERF_RECORD_COMM, stdout);
2170 perf_event__fprintf(event, stdout);
2171 }
2172 ret = 0;
2173 out:
2174 thread__put(thread);
2175 return ret;
2176 }
2177
2178 static int process_namespaces_event(struct perf_tool *tool,
2179 union perf_event *event,
2180 struct perf_sample *sample,
2181 struct machine *machine)
2182 {
2183 struct thread *thread;
2184 struct perf_script *script = container_of(tool, struct perf_script, tool);
2185 struct perf_session *session = script->session;
2186 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2187 int ret = -1;
2188
2189 thread = machine__findnew_thread(machine, event->namespaces.pid,
2190 event->namespaces.tid);
2191 if (thread == NULL) {
2192 pr_debug("problem processing NAMESPACES event, skipping it.\n");
2193 return -1;
2194 }
2195
2196 if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2197 goto out;
2198
2199 if (!evsel->core.attr.sample_id_all) {
2200 sample->cpu = 0;
2201 sample->time = 0;
2202 sample->tid = event->namespaces.tid;
2203 sample->pid = event->namespaces.pid;
2204 }
2205 if (!filter_cpu(sample)) {
2206 perf_sample__fprintf_start(sample, thread, evsel,
2207 PERF_RECORD_NAMESPACES, stdout);
2208 perf_event__fprintf(event, stdout);
2209 }
2210 ret = 0;
2211 out:
2212 thread__put(thread);
2213 return ret;
2214 }
2215
2216 static int process_cgroup_event(struct perf_tool *tool,
2217 union perf_event *event,
2218 struct perf_sample *sample,
2219 struct machine *machine)
2220 {
2221 struct thread *thread;
2222 struct perf_script *script = container_of(tool, struct perf_script, tool);
2223 struct perf_session *session = script->session;
2224 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2225 int ret = -1;
2226
2227 thread = machine__findnew_thread(machine, sample->pid, sample->tid);
2228 if (thread == NULL) {
2229 pr_debug("problem processing CGROUP event, skipping it.\n");
2230 return -1;
2231 }
2232
2233 if (perf_event__process_cgroup(tool, event, sample, machine) < 0)
2234 goto out;
2235
2236 if (!evsel->core.attr.sample_id_all) {
2237 sample->cpu = 0;
2238 sample->time = 0;
2239 }
2240 if (!filter_cpu(sample)) {
2241 perf_sample__fprintf_start(sample, thread, evsel,
2242 PERF_RECORD_CGROUP, stdout);
2243 perf_event__fprintf(event, stdout);
2244 }
2245 ret = 0;
2246 out:
2247 thread__put(thread);
2248 return ret;
2249 }
2250
2251 static int process_fork_event(struct perf_tool *tool,
2252 union perf_event *event,
2253 struct perf_sample *sample,
2254 struct machine *machine)
2255 {
2256 struct thread *thread;
2257 struct perf_script *script = container_of(tool, struct perf_script, tool);
2258 struct perf_session *session = script->session;
2259 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2260
2261 if (perf_event__process_fork(tool, event, sample, machine) < 0)
2262 return -1;
2263
2264 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2265 if (thread == NULL) {
2266 pr_debug("problem processing FORK event, skipping it.\n");
2267 return -1;
2268 }
2269
2270 if (!evsel->core.attr.sample_id_all) {
2271 sample->cpu = 0;
2272 sample->time = event->fork.time;
2273 sample->tid = event->fork.tid;
2274 sample->pid = event->fork.pid;
2275 }
2276 if (!filter_cpu(sample)) {
2277 perf_sample__fprintf_start(sample, thread, evsel,
2278 PERF_RECORD_FORK, stdout);
2279 perf_event__fprintf(event, stdout);
2280 }
2281 thread__put(thread);
2282
2283 return 0;
2284 }
2285 static int process_exit_event(struct perf_tool *tool,
2286 union perf_event *event,
2287 struct perf_sample *sample,
2288 struct machine *machine)
2289 {
2290 int err = 0;
2291 struct thread *thread;
2292 struct perf_script *script = container_of(tool, struct perf_script, tool);
2293 struct perf_session *session = script->session;
2294 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2295
2296 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2297 if (thread == NULL) {
2298 pr_debug("problem processing EXIT event, skipping it.\n");
2299 return -1;
2300 }
2301
2302 if (!evsel->core.attr.sample_id_all) {
2303 sample->cpu = 0;
2304 sample->time = 0;
2305 sample->tid = event->fork.tid;
2306 sample->pid = event->fork.pid;
2307 }
2308 if (!filter_cpu(sample)) {
2309 perf_sample__fprintf_start(sample, thread, evsel,
2310 PERF_RECORD_EXIT, stdout);
2311 perf_event__fprintf(event, stdout);
2312 }
2313
2314 if (perf_event__process_exit(tool, event, sample, machine) < 0)
2315 err = -1;
2316
2317 thread__put(thread);
2318 return err;
2319 }
2320
2321 static int process_mmap_event(struct perf_tool *tool,
2322 union perf_event *event,
2323 struct perf_sample *sample,
2324 struct machine *machine)
2325 {
2326 struct thread *thread;
2327 struct perf_script *script = container_of(tool, struct perf_script, tool);
2328 struct perf_session *session = script->session;
2329 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2330
2331 if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2332 return -1;
2333
2334 thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid);
2335 if (thread == NULL) {
2336 pr_debug("problem processing MMAP event, skipping it.\n");
2337 return -1;
2338 }
2339
2340 if (!evsel->core.attr.sample_id_all) {
2341 sample->cpu = 0;
2342 sample->time = 0;
2343 sample->tid = event->mmap.tid;
2344 sample->pid = event->mmap.pid;
2345 }
2346 if (!filter_cpu(sample)) {
2347 perf_sample__fprintf_start(sample, thread, evsel,
2348 PERF_RECORD_MMAP, stdout);
2349 perf_event__fprintf(event, stdout);
2350 }
2351 thread__put(thread);
2352 return 0;
2353 }
2354
2355 static int process_mmap2_event(struct perf_tool *tool,
2356 union perf_event *event,
2357 struct perf_sample *sample,
2358 struct machine *machine)
2359 {
2360 struct thread *thread;
2361 struct perf_script *script = container_of(tool, struct perf_script, tool);
2362 struct perf_session *session = script->session;
2363 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2364
2365 if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2366 return -1;
2367
2368 thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid);
2369 if (thread == NULL) {
2370 pr_debug("problem processing MMAP2 event, skipping it.\n");
2371 return -1;
2372 }
2373
2374 if (!evsel->core.attr.sample_id_all) {
2375 sample->cpu = 0;
2376 sample->time = 0;
2377 sample->tid = event->mmap2.tid;
2378 sample->pid = event->mmap2.pid;
2379 }
2380 if (!filter_cpu(sample)) {
2381 perf_sample__fprintf_start(sample, thread, evsel,
2382 PERF_RECORD_MMAP2, stdout);
2383 perf_event__fprintf(event, stdout);
2384 }
2385 thread__put(thread);
2386 return 0;
2387 }
2388
2389 static int process_switch_event(struct perf_tool *tool,
2390 union perf_event *event,
2391 struct perf_sample *sample,
2392 struct machine *machine)
2393 {
2394 struct thread *thread;
2395 struct perf_script *script = container_of(tool, struct perf_script, tool);
2396 struct perf_session *session = script->session;
2397 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2398
2399 if (perf_event__process_switch(tool, event, sample, machine) < 0)
2400 return -1;
2401
2402 if (scripting_ops && scripting_ops->process_switch)
2403 scripting_ops->process_switch(event, sample, machine);
2404
2405 if (!script->show_switch_events)
2406 return 0;
2407
2408 thread = machine__findnew_thread(machine, sample->pid,
2409 sample->tid);
2410 if (thread == NULL) {
2411 pr_debug("problem processing SWITCH event, skipping it.\n");
2412 return -1;
2413 }
2414
2415 if (!filter_cpu(sample)) {
2416 perf_sample__fprintf_start(sample, thread, evsel,
2417 PERF_RECORD_SWITCH, stdout);
2418 perf_event__fprintf(event, stdout);
2419 }
2420 thread__put(thread);
2421 return 0;
2422 }
2423
2424 static int
2425 process_lost_event(struct perf_tool *tool,
2426 union perf_event *event,
2427 struct perf_sample *sample,
2428 struct machine *machine)
2429 {
2430 struct perf_script *script = container_of(tool, struct perf_script, tool);
2431 struct perf_session *session = script->session;
2432 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2433 struct thread *thread;
2434
2435 thread = machine__findnew_thread(machine, sample->pid,
2436 sample->tid);
2437 if (thread == NULL)
2438 return -1;
2439
2440 if (!filter_cpu(sample)) {
2441 perf_sample__fprintf_start(sample, thread, evsel,
2442 PERF_RECORD_LOST, stdout);
2443 perf_event__fprintf(event, stdout);
2444 }
2445 thread__put(thread);
2446 return 0;
2447 }
2448
2449 static int
2450 process_finished_round_event(struct perf_tool *tool __maybe_unused,
2451 union perf_event *event,
2452 struct ordered_events *oe __maybe_unused)
2453
2454 {
2455 perf_event__fprintf(event, stdout);
2456 return 0;
2457 }
2458
2459 static int
2460 process_bpf_events(struct perf_tool *tool __maybe_unused,
2461 union perf_event *event,
2462 struct perf_sample *sample,
2463 struct machine *machine)
2464 {
2465 struct thread *thread;
2466 struct perf_script *script = container_of(tool, struct perf_script, tool);
2467 struct perf_session *session = script->session;
2468 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2469
2470 if (machine__process_ksymbol(machine, event, sample) < 0)
2471 return -1;
2472
2473 if (!evsel->core.attr.sample_id_all) {
2474 perf_event__fprintf(event, stdout);
2475 return 0;
2476 }
2477
2478 thread = machine__findnew_thread(machine, sample->pid, sample->tid);
2479 if (thread == NULL) {
2480 pr_debug("problem processing MMAP event, skipping it.\n");
2481 return -1;
2482 }
2483
2484 if (!filter_cpu(sample)) {
2485 perf_sample__fprintf_start(sample, thread, evsel,
2486 event->header.type, stdout);
2487 perf_event__fprintf(event, stdout);
2488 }
2489
2490 thread__put(thread);
2491 return 0;
2492 }
2493
2494 static void sig_handler(int sig __maybe_unused)
2495 {
2496 session_done = 1;
2497 }
2498
2499 static void perf_script__fclose_per_event_dump(struct perf_script *script)
2500 {
2501 struct evlist *evlist = script->session->evlist;
2502 struct evsel *evsel;
2503
2504 evlist__for_each_entry(evlist, evsel) {
2505 if (!evsel->priv)
2506 break;
2507 perf_evsel_script__delete(evsel->priv);
2508 evsel->priv = NULL;
2509 }
2510 }
2511
2512 static int perf_script__fopen_per_event_dump(struct perf_script *script)
2513 {
2514 struct evsel *evsel;
2515
2516 evlist__for_each_entry(script->session->evlist, evsel) {
2517 /*
2518 * Already setup? I.e. we may be called twice in cases like
2519 * Intel PT, one for the intel_pt// and dummy events, then
2520 * for the evsels syntheized from the auxtrace info.
2521 *
2522 * Ses perf_script__process_auxtrace_info.
2523 */
2524 if (evsel->priv != NULL)
2525 continue;
2526
2527 evsel->priv = perf_evsel_script__new(evsel, script->session->data);
2528 if (evsel->priv == NULL)
2529 goto out_err_fclose;
2530 }
2531
2532 return 0;
2533
2534 out_err_fclose:
2535 perf_script__fclose_per_event_dump(script);
2536 return -1;
2537 }
2538
2539 static int perf_script__setup_per_event_dump(struct perf_script *script)
2540 {
2541 struct evsel *evsel;
2542 static struct evsel_script es_stdout;
2543
2544 if (script->per_event_dump)
2545 return perf_script__fopen_per_event_dump(script);
2546
2547 es_stdout.fp = stdout;
2548
2549 evlist__for_each_entry(script->session->evlist, evsel)
2550 evsel->priv = &es_stdout;
2551
2552 return 0;
2553 }
2554
2555 static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
2556 {
2557 struct evsel *evsel;
2558
2559 evlist__for_each_entry(script->session->evlist, evsel) {
2560 struct evsel_script *es = evsel->priv;
2561
2562 perf_evsel_script__fprintf(es, stdout);
2563 perf_evsel_script__delete(es);
2564 evsel->priv = NULL;
2565 }
2566 }
2567
2568 static int __cmd_script(struct perf_script *script)
2569 {
2570 int ret;
2571
2572 signal(SIGINT, sig_handler);
2573
2574 perf_stat__init_shadow_stats();
2575
2576 /* override event processing functions */
2577 if (script->show_task_events) {
2578 script->tool.comm = process_comm_event;
2579 script->tool.fork = process_fork_event;
2580 script->tool.exit = process_exit_event;
2581 }
2582 if (script->show_mmap_events) {
2583 script->tool.mmap = process_mmap_event;
2584 script->tool.mmap2 = process_mmap2_event;
2585 }
2586 if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch))
2587 script->tool.context_switch = process_switch_event;
2588 if (script->show_namespace_events)
2589 script->tool.namespaces = process_namespaces_event;
2590 if (script->show_cgroup_events)
2591 script->tool.cgroup = process_cgroup_event;
2592 if (script->show_lost_events)
2593 script->tool.lost = process_lost_event;
2594 if (script->show_round_events) {
2595 script->tool.ordered_events = false;
2596 script->tool.finished_round = process_finished_round_event;
2597 }
2598 if (script->show_bpf_events) {
2599 script->tool.ksymbol = process_bpf_events;
2600 script->tool.bpf = process_bpf_events;
2601 }
2602
2603 if (perf_script__setup_per_event_dump(script)) {
2604 pr_err("Couldn't create the per event dump files\n");
2605 return -1;
2606 }
2607
2608 ret = perf_session__process_events(script->session);
2609
2610 if (script->per_event_dump)
2611 perf_script__exit_per_event_dump_stats(script);
2612
2613 if (debug_mode)
2614 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
2615
2616 return ret;
2617 }
2618
2619 struct script_spec {
2620 struct list_head node;
2621 struct scripting_ops *ops;
2622 char spec[0];
2623 };
2624
2625 static LIST_HEAD(script_specs);
2626
2627 static struct script_spec *script_spec__new(const char *spec,
2628 struct scripting_ops *ops)
2629 {
2630 struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1);
2631
2632 if (s != NULL) {
2633 strcpy(s->spec, spec);
2634 s->ops = ops;
2635 }
2636
2637 return s;
2638 }
2639
2640 static void script_spec__add(struct script_spec *s)
2641 {
2642 list_add_tail(&s->node, &script_specs);
2643 }
2644
2645 static struct script_spec *script_spec__find(const char *spec)
2646 {
2647 struct script_spec *s;
2648
2649 list_for_each_entry(s, &script_specs, node)
2650 if (strcasecmp(s->spec, spec) == 0)
2651 return s;
2652 return NULL;
2653 }
2654
2655 int script_spec_register(const char *spec, struct scripting_ops *ops)
2656 {
2657 struct script_spec *s;
2658
2659 s = script_spec__find(spec);
2660 if (s)
2661 return -1;
2662
2663 s = script_spec__new(spec, ops);
2664 if (!s)
2665 return -1;
2666 else
2667 script_spec__add(s);
2668
2669 return 0;
2670 }
2671
2672 static struct scripting_ops *script_spec__lookup(const char *spec)
2673 {
2674 struct script_spec *s = script_spec__find(spec);
2675 if (!s)
2676 return NULL;
2677
2678 return s->ops;
2679 }
2680
2681 static void list_available_languages(void)
2682 {
2683 struct script_spec *s;
2684
2685 fprintf(stderr, "\n");
2686 fprintf(stderr, "Scripting language extensions (used in "
2687 "perf script -s [spec:]script.[spec]):\n\n");
2688
2689 list_for_each_entry(s, &script_specs, node)
2690 fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name);
2691
2692 fprintf(stderr, "\n");
2693 }
2694
2695 static int parse_scriptname(const struct option *opt __maybe_unused,
2696 const char *str, int unset __maybe_unused)
2697 {
2698 char spec[PATH_MAX];
2699 const char *script, *ext;
2700 int len;
2701
2702 if (strcmp(str, "lang") == 0) {
2703 list_available_languages();
2704 exit(0);
2705 }
2706
2707 script = strchr(str, ':');
2708 if (script) {
2709 len = script - str;
2710 if (len >= PATH_MAX) {
2711 fprintf(stderr, "invalid language specifier");
2712 return -1;
2713 }
2714 strncpy(spec, str, len);
2715 spec[len] = '\0';
2716 scripting_ops = script_spec__lookup(spec);
2717 if (!scripting_ops) {
2718 fprintf(stderr, "invalid language specifier");
2719 return -1;
2720 }
2721 script++;
2722 } else {
2723 script = str;
2724 ext = strrchr(script, '.');
2725 if (!ext) {
2726 fprintf(stderr, "invalid script extension");
2727 return -1;
2728 }
2729 scripting_ops = script_spec__lookup(++ext);
2730 if (!scripting_ops) {
2731 fprintf(stderr, "invalid script extension");
2732 return -1;
2733 }
2734 }
2735
2736 script_name = strdup(script);
2737
2738 return 0;
2739 }
2740
2741 static int parse_output_fields(const struct option *opt __maybe_unused,
2742 const char *arg, int unset __maybe_unused)
2743 {
2744 char *tok, *strtok_saveptr = NULL;
2745 int i, imax = ARRAY_SIZE(all_output_options);
2746 int j;
2747 int rc = 0;
2748 char *str = strdup(arg);
2749 int type = -1;
2750 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
2751
2752 if (!str)
2753 return -ENOMEM;
2754
2755 /* first word can state for which event type the user is specifying
2756 * the fields. If no type exists, the specified fields apply to all
2757 * event types found in the file minus the invalid fields for a type.
2758 */
2759 tok = strchr(str, ':');
2760 if (tok) {
2761 *tok = '\0';
2762 tok++;
2763 if (!strcmp(str, "hw"))
2764 type = PERF_TYPE_HARDWARE;
2765 else if (!strcmp(str, "sw"))
2766 type = PERF_TYPE_SOFTWARE;
2767 else if (!strcmp(str, "trace"))
2768 type = PERF_TYPE_TRACEPOINT;
2769 else if (!strcmp(str, "raw"))
2770 type = PERF_TYPE_RAW;
2771 else if (!strcmp(str, "break"))
2772 type = PERF_TYPE_BREAKPOINT;
2773 else if (!strcmp(str, "synth"))
2774 type = OUTPUT_TYPE_SYNTH;
2775 else {
2776 fprintf(stderr, "Invalid event type in field string.\n");
2777 rc = -EINVAL;
2778 goto out;
2779 }
2780
2781 if (output[type].user_set)
2782 pr_warning("Overriding previous field request for %s events.\n",
2783 event_type(type));
2784
2785 /* Don't override defaults for +- */
2786 if (strchr(tok, '+') || strchr(tok, '-'))
2787 goto parse;
2788
2789 output[type].fields = 0;
2790 output[type].user_set = true;
2791 output[type].wildcard_set = false;
2792
2793 } else {
2794 tok = str;
2795 if (strlen(str) == 0) {
2796 fprintf(stderr,
2797 "Cannot set fields to 'none' for all event types.\n");
2798 rc = -EINVAL;
2799 goto out;
2800 }
2801
2802 /* Don't override defaults for +- */
2803 if (strchr(str, '+') || strchr(str, '-'))
2804 goto parse;
2805
2806 if (output_set_by_user())
2807 pr_warning("Overriding previous field request for all events.\n");
2808
2809 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2810 output[j].fields = 0;
2811 output[j].user_set = true;
2812 output[j].wildcard_set = true;
2813 }
2814 }
2815
2816 parse:
2817 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
2818 if (*tok == '+') {
2819 if (change == SET)
2820 goto out_badmix;
2821 change = ADD;
2822 tok++;
2823 } else if (*tok == '-') {
2824 if (change == SET)
2825 goto out_badmix;
2826 change = REMOVE;
2827 tok++;
2828 } else {
2829 if (change != SET && change != DEFAULT)
2830 goto out_badmix;
2831 change = SET;
2832 }
2833
2834 for (i = 0; i < imax; ++i) {
2835 if (strcmp(tok, all_output_options[i].str) == 0)
2836 break;
2837 }
2838 if (i == imax && strcmp(tok, "flags") == 0) {
2839 print_flags = change == REMOVE ? false : true;
2840 continue;
2841 }
2842 if (i == imax) {
2843 fprintf(stderr, "Invalid field requested.\n");
2844 rc = -EINVAL;
2845 goto out;
2846 }
2847
2848 if (type == -1) {
2849 /* add user option to all events types for
2850 * which it is valid
2851 */
2852 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2853 if (output[j].invalid_fields & all_output_options[i].field) {
2854 pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
2855 all_output_options[i].str, event_type(j));
2856 } else {
2857 if (change == REMOVE) {
2858 output[j].fields &= ~all_output_options[i].field;
2859 output[j].user_set_fields &= ~all_output_options[i].field;
2860 } else {
2861 output[j].fields |= all_output_options[i].field;
2862 output[j].user_set_fields |= all_output_options[i].field;
2863 }
2864 output[j].user_set = true;
2865 output[j].wildcard_set = true;
2866 }
2867 }
2868 } else {
2869 if (output[type].invalid_fields & all_output_options[i].field) {
2870 fprintf(stderr, "\'%s\' not valid for %s events.\n",
2871 all_output_options[i].str, event_type(type));
2872
2873 rc = -EINVAL;
2874 goto out;
2875 }
2876 if (change == REMOVE)
2877 output[type].fields &= ~all_output_options[i].field;
2878 else
2879 output[type].fields |= all_output_options[i].field;
2880 output[type].user_set = true;
2881 output[type].wildcard_set = true;
2882 }
2883 }
2884
2885 if (type >= 0) {
2886 if (output[type].fields == 0) {
2887 pr_debug("No fields requested for %s type. "
2888 "Events will not be displayed.\n", event_type(type));
2889 }
2890 }
2891 goto out;
2892
2893 out_badmix:
2894 fprintf(stderr, "Cannot mix +-field with overridden fields\n");
2895 rc = -EINVAL;
2896 out:
2897 free(str);
2898 return rc;
2899 }
2900
2901 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \
2902 while ((lang_dirent = readdir(scripts_dir)) != NULL) \
2903 if ((lang_dirent->d_type == DT_DIR || \
2904 (lang_dirent->d_type == DT_UNKNOWN && \
2905 is_directory(scripts_path, lang_dirent))) && \
2906 (strcmp(lang_dirent->d_name, ".")) && \
2907 (strcmp(lang_dirent->d_name, "..")))
2908
2909 #define for_each_script(lang_path, lang_dir, script_dirent) \
2910 while ((script_dirent = readdir(lang_dir)) != NULL) \
2911 if (script_dirent->d_type != DT_DIR && \
2912 (script_dirent->d_type != DT_UNKNOWN || \
2913 !is_directory(lang_path, script_dirent)))
2914
2915
2916 #define RECORD_SUFFIX "-record"
2917 #define REPORT_SUFFIX "-report"
2918
2919 struct script_desc {
2920 struct list_head node;
2921 char *name;
2922 char *half_liner;
2923 char *args;
2924 };
2925
2926 static LIST_HEAD(script_descs);
2927
2928 static struct script_desc *script_desc__new(const char *name)
2929 {
2930 struct script_desc *s = zalloc(sizeof(*s));
2931
2932 if (s != NULL && name)
2933 s->name = strdup(name);
2934
2935 return s;
2936 }
2937
2938 static void script_desc__delete(struct script_desc *s)
2939 {
2940 zfree(&s->name);
2941 zfree(&s->half_liner);
2942 zfree(&s->args);
2943 free(s);
2944 }
2945
2946 static void script_desc__add(struct script_desc *s)
2947 {
2948 list_add_tail(&s->node, &script_descs);
2949 }
2950
2951 static struct script_desc *script_desc__find(const char *name)
2952 {
2953 struct script_desc *s;
2954
2955 list_for_each_entry(s, &script_descs, node)
2956 if (strcasecmp(s->name, name) == 0)
2957 return s;
2958 return NULL;
2959 }
2960
2961 static struct script_desc *script_desc__findnew(const char *name)
2962 {
2963 struct script_desc *s = script_desc__find(name);
2964
2965 if (s)
2966 return s;
2967
2968 s = script_desc__new(name);
2969 if (!s)
2970 return NULL;
2971
2972 script_desc__add(s);
2973
2974 return s;
2975 }
2976
2977 static const char *ends_with(const char *str, const char *suffix)
2978 {
2979 size_t suffix_len = strlen(suffix);
2980 const char *p = str;
2981
2982 if (strlen(str) > suffix_len) {
2983 p = str + strlen(str) - suffix_len;
2984 if (!strncmp(p, suffix, suffix_len))
2985 return p;
2986 }
2987
2988 return NULL;
2989 }
2990
2991 static int read_script_info(struct script_desc *desc, const char *filename)
2992 {
2993 char line[BUFSIZ], *p;
2994 FILE *fp;
2995
2996 fp = fopen(filename, "r");
2997 if (!fp)
2998 return -1;
2999
3000 while (fgets(line, sizeof(line), fp)) {
3001 p = skip_spaces(line);
3002 if (strlen(p) == 0)
3003 continue;
3004 if (*p != '#')
3005 continue;
3006 p++;
3007 if (strlen(p) && *p == '!')
3008 continue;
3009
3010 p = skip_spaces(p);
3011 if (strlen(p) && p[strlen(p) - 1] == '\n')
3012 p[strlen(p) - 1] = '\0';
3013
3014 if (!strncmp(p, "description:", strlen("description:"))) {
3015 p += strlen("description:");
3016 desc->half_liner = strdup(skip_spaces(p));
3017 continue;
3018 }
3019
3020 if (!strncmp(p, "args:", strlen("args:"))) {
3021 p += strlen("args:");
3022 desc->args = strdup(skip_spaces(p));
3023 continue;
3024 }
3025 }
3026
3027 fclose(fp);
3028
3029 return 0;
3030 }
3031
3032 static char *get_script_root(struct dirent *script_dirent, const char *suffix)
3033 {
3034 char *script_root, *str;
3035
3036 script_root = strdup(script_dirent->d_name);
3037 if (!script_root)
3038 return NULL;
3039
3040 str = (char *)ends_with(script_root, suffix);
3041 if (!str) {
3042 free(script_root);
3043 return NULL;
3044 }
3045
3046 *str = '\0';
3047 return script_root;
3048 }
3049
3050 static int list_available_scripts(const struct option *opt __maybe_unused,
3051 const char *s __maybe_unused,
3052 int unset __maybe_unused)
3053 {
3054 struct dirent *script_dirent, *lang_dirent;
3055 char scripts_path[MAXPATHLEN];
3056 DIR *scripts_dir, *lang_dir;
3057 char script_path[MAXPATHLEN];
3058 char lang_path[MAXPATHLEN];
3059 struct script_desc *desc;
3060 char first_half[BUFSIZ];
3061 char *script_root;
3062
3063 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3064
3065 scripts_dir = opendir(scripts_path);
3066 if (!scripts_dir) {
3067 fprintf(stdout,
3068 "open(%s) failed.\n"
3069 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
3070 scripts_path);
3071 exit(-1);
3072 }
3073
3074 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3075 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3076 lang_dirent->d_name);
3077 lang_dir = opendir(lang_path);
3078 if (!lang_dir)
3079 continue;
3080
3081 for_each_script(lang_path, lang_dir, script_dirent) {
3082 script_root = get_script_root(script_dirent, REPORT_SUFFIX);
3083 if (script_root) {
3084 desc = script_desc__findnew(script_root);
3085 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3086 lang_path, script_dirent->d_name);
3087 read_script_info(desc, script_path);
3088 free(script_root);
3089 }
3090 }
3091 }
3092
3093 fprintf(stdout, "List of available trace scripts:\n");
3094 list_for_each_entry(desc, &script_descs, node) {
3095 sprintf(first_half, "%s %s", desc->name,
3096 desc->args ? desc->args : "");
3097 fprintf(stdout, " %-36s %s\n", first_half,
3098 desc->half_liner ? desc->half_liner : "");
3099 }
3100
3101 exit(0);
3102 }
3103
3104 /*
3105 * Some scripts specify the required events in their "xxx-record" file,
3106 * this function will check if the events in perf.data match those
3107 * mentioned in the "xxx-record".
3108 *
3109 * Fixme: All existing "xxx-record" are all in good formats "-e event ",
3110 * which is covered well now. And new parsing code should be added to
3111 * cover the future complexing formats like event groups etc.
3112 */
3113 static int check_ev_match(char *dir_name, char *scriptname,
3114 struct perf_session *session)
3115 {
3116 char filename[MAXPATHLEN], evname[128];
3117 char line[BUFSIZ], *p;
3118 struct evsel *pos;
3119 int match, len;
3120 FILE *fp;
3121
3122 scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname);
3123
3124 fp = fopen(filename, "r");
3125 if (!fp)
3126 return -1;
3127
3128 while (fgets(line, sizeof(line), fp)) {
3129 p = skip_spaces(line);
3130 if (*p == '#')
3131 continue;
3132
3133 while (strlen(p)) {
3134 p = strstr(p, "-e");
3135 if (!p)
3136 break;
3137
3138 p += 2;
3139 p = skip_spaces(p);
3140 len = strcspn(p, " \t");
3141 if (!len)
3142 break;
3143
3144 snprintf(evname, len + 1, "%s", p);
3145
3146 match = 0;
3147 evlist__for_each_entry(session->evlist, pos) {
3148 if (!strcmp(perf_evsel__name(pos), evname)) {
3149 match = 1;
3150 break;
3151 }
3152 }
3153
3154 if (!match) {
3155 fclose(fp);
3156 return -1;
3157 }
3158 }
3159 }
3160
3161 fclose(fp);
3162 return 0;
3163 }
3164
3165 /*
3166 * Return -1 if none is found, otherwise the actual scripts number.
3167 *
3168 * Currently the only user of this function is the script browser, which
3169 * will list all statically runnable scripts, select one, execute it and
3170 * show the output in a perf browser.
3171 */
3172 int find_scripts(char **scripts_array, char **scripts_path_array, int num,
3173 int pathlen)
3174 {
3175 struct dirent *script_dirent, *lang_dirent;
3176 char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
3177 DIR *scripts_dir, *lang_dir;
3178 struct perf_session *session;
3179 struct perf_data data = {
3180 .path = input_name,
3181 .mode = PERF_DATA_MODE_READ,
3182 };
3183 char *temp;
3184 int i = 0;
3185
3186 session = perf_session__new(&data, false, NULL);
3187 if (IS_ERR(session))
3188 return PTR_ERR(session);
3189
3190 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3191
3192 scripts_dir = opendir(scripts_path);
3193 if (!scripts_dir) {
3194 perf_session__delete(session);
3195 return -1;
3196 }
3197
3198 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3199 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
3200 lang_dirent->d_name);
3201 #ifndef HAVE_LIBPERL_SUPPORT
3202 if (strstr(lang_path, "perl"))
3203 continue;
3204 #endif
3205 #ifndef HAVE_LIBPYTHON_SUPPORT
3206 if (strstr(lang_path, "python"))
3207 continue;
3208 #endif
3209
3210 lang_dir = opendir(lang_path);
3211 if (!lang_dir)
3212 continue;
3213
3214 for_each_script(lang_path, lang_dir, script_dirent) {
3215 /* Skip those real time scripts: xxxtop.p[yl] */
3216 if (strstr(script_dirent->d_name, "top."))
3217 continue;
3218 if (i >= num)
3219 break;
3220 snprintf(scripts_path_array[i], pathlen, "%s/%s",
3221 lang_path,
3222 script_dirent->d_name);
3223 temp = strchr(script_dirent->d_name, '.');
3224 snprintf(scripts_array[i],
3225 (temp - script_dirent->d_name) + 1,
3226 "%s", script_dirent->d_name);
3227
3228 if (check_ev_match(lang_path,
3229 scripts_array[i], session))
3230 continue;
3231
3232 i++;
3233 }
3234 closedir(lang_dir);
3235 }
3236
3237 closedir(scripts_dir);
3238 perf_session__delete(session);
3239 return i;
3240 }
3241
3242 static char *get_script_path(const char *script_root, const char *suffix)
3243 {
3244 struct dirent *script_dirent, *lang_dirent;
3245 char scripts_path[MAXPATHLEN];
3246 char script_path[MAXPATHLEN];
3247 DIR *scripts_dir, *lang_dir;
3248 char lang_path[MAXPATHLEN];
3249 char *__script_root;
3250
3251 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3252
3253 scripts_dir = opendir(scripts_path);
3254 if (!scripts_dir)
3255 return NULL;
3256
3257 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3258 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3259 lang_dirent->d_name);
3260 lang_dir = opendir(lang_path);
3261 if (!lang_dir)
3262 continue;
3263
3264 for_each_script(lang_path, lang_dir, script_dirent) {
3265 __script_root = get_script_root(script_dirent, suffix);
3266 if (__script_root && !strcmp(script_root, __script_root)) {
3267 free(__script_root);
3268 closedir(scripts_dir);
3269 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3270 lang_path, script_dirent->d_name);
3271 closedir(lang_dir);
3272 return strdup(script_path);
3273 }
3274 free(__script_root);
3275 }
3276 closedir(lang_dir);
3277 }
3278 closedir(scripts_dir);
3279
3280 return NULL;
3281 }
3282
3283 static bool is_top_script(const char *script_path)
3284 {
3285 return ends_with(script_path, "top") == NULL ? false : true;
3286 }
3287
3288 static int has_required_arg(char *script_path)
3289 {
3290 struct script_desc *desc;
3291 int n_args = 0;
3292 char *p;
3293
3294 desc = script_desc__new(NULL);
3295
3296 if (read_script_info(desc, script_path))
3297 goto out;
3298
3299 if (!desc->args)
3300 goto out;
3301
3302 for (p = desc->args; *p; p++)
3303 if (*p == '<')
3304 n_args++;
3305 out:
3306 script_desc__delete(desc);
3307
3308 return n_args;
3309 }
3310
3311 static int have_cmd(int argc, const char **argv)
3312 {
3313 char **__argv = malloc(sizeof(const char *) * argc);
3314
3315 if (!__argv) {
3316 pr_err("malloc failed\n");
3317 return -1;
3318 }
3319
3320 memcpy(__argv, argv, sizeof(const char *) * argc);
3321 argc = parse_options(argc, (const char **)__argv, record_options,
3322 NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3323 free(__argv);
3324
3325 system_wide = (argc == 0);
3326
3327 return 0;
3328 }
3329
3330 static void script__setup_sample_type(struct perf_script *script)
3331 {
3332 struct perf_session *session = script->session;
3333 u64 sample_type = perf_evlist__combined_sample_type(session->evlist);
3334
3335 if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) {
3336 if ((sample_type & PERF_SAMPLE_REGS_USER) &&
3337 (sample_type & PERF_SAMPLE_STACK_USER)) {
3338 callchain_param.record_mode = CALLCHAIN_DWARF;
3339 dwarf_callchain_users = true;
3340 } else if (sample_type & PERF_SAMPLE_BRANCH_STACK)
3341 callchain_param.record_mode = CALLCHAIN_LBR;
3342 else
3343 callchain_param.record_mode = CALLCHAIN_FP;
3344 }
3345 }
3346
3347 static int process_stat_round_event(struct perf_session *session,
3348 union perf_event *event)
3349 {
3350 struct perf_record_stat_round *round = &event->stat_round;
3351 struct evsel *counter;
3352
3353 evlist__for_each_entry(session->evlist, counter) {
3354 perf_stat_process_counter(&stat_config, counter);
3355 process_stat(counter, round->time);
3356 }
3357
3358 process_stat_interval(round->time);
3359 return 0;
3360 }
3361
3362 static int process_stat_config_event(struct perf_session *session __maybe_unused,
3363 union perf_event *event)
3364 {
3365 perf_event__read_stat_config(&stat_config, &event->stat_config);
3366 return 0;
3367 }
3368
3369 static int set_maps(struct perf_script *script)
3370 {
3371 struct evlist *evlist = script->session->evlist;
3372
3373 if (!script->cpus || !script->threads)
3374 return 0;
3375
3376 if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3377 return -EINVAL;
3378
3379 perf_evlist__set_maps(&evlist->core, script->cpus, script->threads);
3380
3381 if (perf_evlist__alloc_stats(evlist, true))
3382 return -ENOMEM;
3383
3384 script->allocated = true;
3385 return 0;
3386 }
3387
3388 static
3389 int process_thread_map_event(struct perf_session *session,
3390 union perf_event *event)
3391 {
3392 struct perf_tool *tool = session->tool;
3393 struct perf_script *script = container_of(tool, struct perf_script, tool);
3394
3395 if (script->threads) {
3396 pr_warning("Extra thread map event, ignoring.\n");
3397 return 0;
3398 }
3399
3400 script->threads = thread_map__new_event(&event->thread_map);
3401 if (!script->threads)
3402 return -ENOMEM;
3403
3404 return set_maps(script);
3405 }
3406
3407 static
3408 int process_cpu_map_event(struct perf_session *session,
3409 union perf_event *event)
3410 {
3411 struct perf_tool *tool = session->tool;
3412 struct perf_script *script = container_of(tool, struct perf_script, tool);
3413
3414 if (script->cpus) {
3415 pr_warning("Extra cpu map event, ignoring.\n");
3416 return 0;
3417 }
3418
3419 script->cpus = cpu_map__new_data(&event->cpu_map.data);
3420 if (!script->cpus)
3421 return -ENOMEM;
3422
3423 return set_maps(script);
3424 }
3425
3426 static int process_feature_event(struct perf_session *session,
3427 union perf_event *event)
3428 {
3429 if (event->feat.feat_id < HEADER_LAST_FEATURE)
3430 return perf_event__process_feature(session, event);
3431 return 0;
3432 }
3433
3434 #ifdef HAVE_AUXTRACE_SUPPORT
3435 static int perf_script__process_auxtrace_info(struct perf_session *session,
3436 union perf_event *event)
3437 {
3438 struct perf_tool *tool = session->tool;
3439
3440 int ret = perf_event__process_auxtrace_info(session, event);
3441
3442 if (ret == 0) {
3443 struct perf_script *script = container_of(tool, struct perf_script, tool);
3444
3445 ret = perf_script__setup_per_event_dump(script);
3446 }
3447
3448 return ret;
3449 }
3450 #else
3451 #define perf_script__process_auxtrace_info 0
3452 #endif
3453
3454 static int parse_insn_trace(const struct option *opt __maybe_unused,
3455 const char *str __maybe_unused,
3456 int unset __maybe_unused)
3457 {
3458 parse_output_fields(NULL, "+insn,-event,-period", 0);
3459 itrace_parse_synth_opts(opt, "i0ns", 0);
3460 symbol_conf.nanosecs = true;
3461 return 0;
3462 }
3463
3464 static int parse_xed(const struct option *opt __maybe_unused,
3465 const char *str __maybe_unused,
3466 int unset __maybe_unused)
3467 {
3468 force_pager("xed -F insn: -A -64 | less");
3469 return 0;
3470 }
3471
3472 static int parse_call_trace(const struct option *opt __maybe_unused,
3473 const char *str __maybe_unused,
3474 int unset __maybe_unused)
3475 {
3476 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3477 itrace_parse_synth_opts(opt, "cewp", 0);
3478 symbol_conf.nanosecs = true;
3479 symbol_conf.pad_output_len_dso = 50;
3480 return 0;
3481 }
3482
3483 static int parse_callret_trace(const struct option *opt __maybe_unused,
3484 const char *str __maybe_unused,
3485 int unset __maybe_unused)
3486 {
3487 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
3488 itrace_parse_synth_opts(opt, "crewp", 0);
3489 symbol_conf.nanosecs = true;
3490 return 0;
3491 }
3492
3493 int cmd_script(int argc, const char **argv)
3494 {
3495 bool show_full_info = false;
3496 bool header = false;
3497 bool header_only = false;
3498 bool script_started = false;
3499 char *rec_script_path = NULL;
3500 char *rep_script_path = NULL;
3501 struct perf_session *session;
3502 struct itrace_synth_opts itrace_synth_opts = {
3503 .set = false,
3504 .default_no_sample = true,
3505 };
3506 struct utsname uts;
3507 char *script_path = NULL;
3508 const char **__argv;
3509 int i, j, err = 0;
3510 struct perf_script script = {
3511 .tool = {
3512 .sample = process_sample_event,
3513 .mmap = perf_event__process_mmap,
3514 .mmap2 = perf_event__process_mmap2,
3515 .comm = perf_event__process_comm,
3516 .namespaces = perf_event__process_namespaces,
3517 .cgroup = perf_event__process_cgroup,
3518 .exit = perf_event__process_exit,
3519 .fork = perf_event__process_fork,
3520 .attr = process_attr,
3521 .event_update = perf_event__process_event_update,
3522 .tracing_data = perf_event__process_tracing_data,
3523 .feature = process_feature_event,
3524 .build_id = perf_event__process_build_id,
3525 .id_index = perf_event__process_id_index,
3526 .auxtrace_info = perf_script__process_auxtrace_info,
3527 .auxtrace = perf_event__process_auxtrace,
3528 .auxtrace_error = perf_event__process_auxtrace_error,
3529 .stat = perf_event__process_stat_event,
3530 .stat_round = process_stat_round_event,
3531 .stat_config = process_stat_config_event,
3532 .thread_map = process_thread_map_event,
3533 .cpu_map = process_cpu_map_event,
3534 .ordered_events = true,
3535 .ordering_requires_timestamps = true,
3536 },
3537 };
3538 struct perf_data data = {
3539 .mode = PERF_DATA_MODE_READ,
3540 };
3541 const struct option options[] = {
3542 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
3543 "dump raw trace in ASCII"),
3544 OPT_INCR('v', "verbose", &verbose,
3545 "be more verbose (show symbol address, etc)"),
3546 OPT_BOOLEAN('L', "Latency", &latency_format,
3547 "show latency attributes (irqs/preemption disabled, etc)"),
3548 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
3549 list_available_scripts),
3550 OPT_CALLBACK('s', "script", NULL, "name",
3551 "script file name (lang:script name, script name, or *)",
3552 parse_scriptname),
3553 OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
3554 "generate perf-script.xx script in specified language"),
3555 OPT_STRING('i', "input", &input_name, "file", "input file name"),
3556 OPT_BOOLEAN('d', "debug-mode", &debug_mode,
3557 "do various checks like samples ordering and lost events"),
3558 OPT_BOOLEAN(0, "header", &header, "Show data header."),
3559 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
3560 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
3561 "file", "vmlinux pathname"),
3562 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
3563 "file", "kallsyms pathname"),
3564 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
3565 "When printing symbols do not display call chain"),
3566 OPT_CALLBACK(0, "symfs", NULL, "directory",
3567 "Look for files with symbols relative to this directory",
3568 symbol__config_symfs),
3569 OPT_CALLBACK('F', "fields", NULL, "str",
3570 "comma separated output fields prepend with 'type:'. "
3571 "+field to add and -field to remove."
3572 "Valid types: hw,sw,trace,raw,synth. "
3573 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,"
3574 "addr,symoff,srcline,period,iregs,uregs,brstack,"
3575 "brstacksym,flags,bpf-output,brstackinsn,brstackoff,"
3576 "callindent,insn,insnlen,synth,phys_addr,metric,misc,ipc",
3577 parse_output_fields),
3578 OPT_BOOLEAN('a', "all-cpus", &system_wide,
3579 "system-wide collection from all CPUs"),
3580 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
3581 "only consider these symbols"),
3582 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, NULL,
3583 "Decode instructions from itrace", parse_insn_trace),
3584 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
3585 "Run xed disassembler on output", parse_xed),
3586 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
3587 "Decode calls from from itrace", parse_call_trace),
3588 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
3589 "Decode calls and returns from itrace", parse_callret_trace),
3590 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
3591 "Only print symbols and callees with --call-trace/--call-ret-trace"),
3592 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
3593 "Stop display of callgraph at these symbols"),
3594 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
3595 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
3596 "only display events for these comms"),
3597 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
3598 "only consider symbols in these pids"),
3599 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
3600 "only consider symbols in these tids"),
3601 OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
3602 "Set the maximum stack depth when parsing the callchain, "
3603 "anything beyond the specified depth will be ignored. "
3604 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
3605 OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
3606 OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"),
3607 OPT_BOOLEAN('I', "show-info", &show_full_info,
3608 "display extended information from perf.data file"),
3609 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
3610 "Show the path of [kernel.kallsyms]"),
3611 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
3612 "Show the fork/comm/exit events"),
3613 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
3614 "Show the mmap events"),
3615 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
3616 "Show context switch events (if recorded)"),
3617 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
3618 "Show namespace events (if recorded)"),
3619 OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events,
3620 "Show cgroup events (if recorded)"),
3621 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
3622 "Show lost events (if recorded)"),
3623 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
3624 "Show round events (if recorded)"),
3625 OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events,
3626 "Show bpf related events (if recorded)"),
3627 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
3628 "Dump trace output to files named by the monitored events"),
3629 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
3630 OPT_INTEGER(0, "max-blocks", &max_blocks,
3631 "Maximum number of code blocks to dump with brstackinsn"),
3632 OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
3633 "Use 9 decimal places when displaying time"),
3634 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
3635 "Instruction Tracing options\n" ITRACE_HELP,
3636 itrace_parse_synth_opts),
3637 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
3638 "Show full source file name path for source lines"),
3639 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
3640 "Enable symbol demangling"),
3641 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
3642 "Enable kernel symbol demangling"),
3643 OPT_STRING(0, "time", &script.time_str, "str",
3644 "Time span of interest (start,stop)"),
3645 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
3646 "Show inline function"),
3647 OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
3648 "guest mount directory under which every guest os"
3649 " instance has a subdir"),
3650 OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
3651 "file", "file saving guest os vmlinux"),
3652 OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
3653 "file", "file saving guest os /proc/kallsyms"),
3654 OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
3655 "file", "file saving guest os /proc/modules"),
3656 OPTS_EVSWITCH(&script.evswitch),
3657 OPT_END()
3658 };
3659 const char * const script_subcommands[] = { "record", "report", NULL };
3660 const char *script_usage[] = {
3661 "perf script [<options>]",
3662 "perf script [<options>] record <script> [<record-options>] <command>",
3663 "perf script [<options>] report <script> [script-args]",
3664 "perf script [<options>] <script> [<record-options>] <command>",
3665 "perf script [<options>] <top-script> [script-args]",
3666 NULL
3667 };
3668
3669 perf_set_singlethreaded();
3670
3671 setup_scripting();
3672
3673 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
3674 PARSE_OPT_STOP_AT_NON_OPTION);
3675
3676 if (symbol_conf.guestmount ||
3677 symbol_conf.default_guest_vmlinux_name ||
3678 symbol_conf.default_guest_kallsyms ||
3679 symbol_conf.default_guest_modules) {
3680 /*
3681 * Enable guest sample processing.
3682 */
3683 perf_guest = true;
3684 }
3685
3686 data.path = input_name;
3687 data.force = symbol_conf.force;
3688
3689 if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) {
3690 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
3691 if (!rec_script_path)
3692 return cmd_record(argc, argv);
3693 }
3694
3695 if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) {
3696 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
3697 if (!rep_script_path) {
3698 fprintf(stderr,
3699 "Please specify a valid report script"
3700 "(see 'perf script -l' for listing)\n");
3701 return -1;
3702 }
3703 }
3704
3705 if (reltime && deltatime) {
3706 fprintf(stderr,
3707 "reltime and deltatime - the two don't get along well. "
3708 "Please limit to --reltime or --deltatime.\n");
3709 return -1;
3710 }
3711
3712 if (itrace_synth_opts.callchain &&
3713 itrace_synth_opts.callchain_sz > scripting_max_stack)
3714 scripting_max_stack = itrace_synth_opts.callchain_sz;
3715
3716 /* make sure PERF_EXEC_PATH is set for scripts */
3717 set_argv_exec_path(get_argv_exec_path());
3718
3719 if (argc && !script_name && !rec_script_path && !rep_script_path) {
3720 int live_pipe[2];
3721 int rep_args;
3722 pid_t pid;
3723
3724 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
3725 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
3726
3727 if (!rec_script_path && !rep_script_path) {
3728 usage_with_options_msg(script_usage, options,
3729 "Couldn't find script `%s'\n\n See perf"
3730 " script -l for available scripts.\n", argv[0]);
3731 }
3732
3733 if (is_top_script(argv[0])) {
3734 rep_args = argc - 1;
3735 } else {
3736 int rec_args;
3737
3738 rep_args = has_required_arg(rep_script_path);
3739 rec_args = (argc - 1) - rep_args;
3740 if (rec_args < 0) {
3741 usage_with_options_msg(script_usage, options,
3742 "`%s' script requires options."
3743 "\n\n See perf script -l for available "
3744 "scripts and options.\n", argv[0]);
3745 }
3746 }
3747
3748 if (pipe(live_pipe) < 0) {
3749 perror("failed to create pipe");
3750 return -1;
3751 }
3752
3753 pid = fork();
3754 if (pid < 0) {
3755 perror("failed to fork");
3756 return -1;
3757 }
3758
3759 if (!pid) {
3760 j = 0;
3761
3762 dup2(live_pipe[1], 1);
3763 close(live_pipe[0]);
3764
3765 if (is_top_script(argv[0])) {
3766 system_wide = true;
3767 } else if (!system_wide) {
3768 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
3769 err = -1;
3770 goto out;
3771 }
3772 }
3773
3774 __argv = malloc((argc + 6) * sizeof(const char *));
3775 if (!__argv) {
3776 pr_err("malloc failed\n");
3777 err = -ENOMEM;
3778 goto out;
3779 }
3780
3781 __argv[j++] = "/bin/sh";
3782 __argv[j++] = rec_script_path;
3783 if (system_wide)
3784 __argv[j++] = "-a";
3785 __argv[j++] = "-q";
3786 __argv[j++] = "-o";
3787 __argv[j++] = "-";
3788 for (i = rep_args + 1; i < argc; i++)
3789 __argv[j++] = argv[i];
3790 __argv[j++] = NULL;
3791
3792 execvp("/bin/sh", (char **)__argv);
3793 free(__argv);
3794 exit(-1);
3795 }
3796
3797 dup2(live_pipe[0], 0);
3798 close(live_pipe[1]);
3799
3800 __argv = malloc((argc + 4) * sizeof(const char *));
3801 if (!__argv) {
3802 pr_err("malloc failed\n");
3803 err = -ENOMEM;
3804 goto out;
3805 }
3806
3807 j = 0;
3808 __argv[j++] = "/bin/sh";
3809 __argv[j++] = rep_script_path;
3810 for (i = 1; i < rep_args + 1; i++)
3811 __argv[j++] = argv[i];
3812 __argv[j++] = "-i";
3813 __argv[j++] = "-";
3814 __argv[j++] = NULL;
3815
3816 execvp("/bin/sh", (char **)__argv);
3817 free(__argv);
3818 exit(-1);
3819 }
3820
3821 if (rec_script_path)
3822 script_path = rec_script_path;
3823 if (rep_script_path)
3824 script_path = rep_script_path;
3825
3826 if (script_path) {
3827 j = 0;
3828
3829 if (!rec_script_path)
3830 system_wide = false;
3831 else if (!system_wide) {
3832 if (have_cmd(argc - 1, &argv[1]) != 0) {
3833 err = -1;
3834 goto out;
3835 }
3836 }
3837
3838 __argv = malloc((argc + 2) * sizeof(const char *));
3839 if (!__argv) {
3840 pr_err("malloc failed\n");
3841 err = -ENOMEM;
3842 goto out;
3843 }
3844
3845 __argv[j++] = "/bin/sh";
3846 __argv[j++] = script_path;
3847 if (system_wide)
3848 __argv[j++] = "-a";
3849 for (i = 2; i < argc; i++)
3850 __argv[j++] = argv[i];
3851 __argv[j++] = NULL;
3852
3853 execvp("/bin/sh", (char **)__argv);
3854 free(__argv);
3855 exit(-1);
3856 }
3857
3858 if (!script_name) {
3859 setup_pager();
3860 use_browser = 0;
3861 }
3862
3863 session = perf_session__new(&data, false, &script.tool);
3864 if (IS_ERR(session))
3865 return PTR_ERR(session);
3866
3867 if (header || header_only) {
3868 script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
3869 perf_session__fprintf_info(session, stdout, show_full_info);
3870 if (header_only)
3871 goto out_delete;
3872 }
3873 if (show_full_info)
3874 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
3875
3876 if (symbol__init(&session->header.env) < 0)
3877 goto out_delete;
3878
3879 uname(&uts);
3880 if (data.is_pipe || /* assume pipe_mode indicates native_arch */
3881 !strcmp(uts.machine, session->header.env.arch) ||
3882 (!strcmp(uts.machine, "x86_64") &&
3883 !strcmp(session->header.env.arch, "i386")))
3884 native_arch = true;
3885
3886 script.session = session;
3887 script__setup_sample_type(&script);
3888
3889 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
3890 symbol_conf.graph_function)
3891 itrace_synth_opts.thread_stack = true;
3892
3893 session->itrace_synth_opts = &itrace_synth_opts;
3894
3895 if (cpu_list) {
3896 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
3897 if (err < 0)
3898 goto out_delete;
3899 itrace_synth_opts.cpu_bitmap = cpu_bitmap;
3900 }
3901
3902 if (!no_callchain)
3903 symbol_conf.use_callchain = true;
3904 else
3905 symbol_conf.use_callchain = false;
3906
3907 if (session->tevent.pevent &&
3908 tep_set_function_resolver(session->tevent.pevent,
3909 machine__resolve_kernel_addr,
3910 &session->machines.host) < 0) {
3911 pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
3912 err = -1;
3913 goto out_delete;
3914 }
3915
3916 if (generate_script_lang) {
3917 struct stat perf_stat;
3918 int input;
3919
3920 if (output_set_by_user()) {
3921 fprintf(stderr,
3922 "custom fields not supported for generated scripts");
3923 err = -EINVAL;
3924 goto out_delete;
3925 }
3926
3927 input = open(data.path, O_RDONLY); /* input_name */
3928 if (input < 0) {
3929 err = -errno;
3930 perror("failed to open file");
3931 goto out_delete;
3932 }
3933
3934 err = fstat(input, &perf_stat);
3935 if (err < 0) {
3936 perror("failed to stat file");
3937 goto out_delete;
3938 }
3939
3940 if (!perf_stat.st_size) {
3941 fprintf(stderr, "zero-sized file, nothing to do!\n");
3942 goto out_delete;
3943 }
3944
3945 scripting_ops = script_spec__lookup(generate_script_lang);
3946 if (!scripting_ops) {
3947 fprintf(stderr, "invalid language specifier");
3948 err = -ENOENT;
3949 goto out_delete;
3950 }
3951
3952 err = scripting_ops->generate_script(session->tevent.pevent,
3953 "perf-script");
3954 goto out_delete;
3955 }
3956
3957 if (script_name) {
3958 err = scripting_ops->start_script(script_name, argc, argv);
3959 if (err)
3960 goto out_delete;
3961 pr_debug("perf script started with script %s\n\n", script_name);
3962 script_started = true;
3963 }
3964
3965
3966 err = perf_session__check_output_opt(session);
3967 if (err < 0)
3968 goto out_delete;
3969
3970 if (script.time_str) {
3971 err = perf_time__parse_for_ranges_reltime(script.time_str, session,
3972 &script.ptime_range,
3973 &script.range_size,
3974 &script.range_num,
3975 reltime);
3976 if (err < 0)
3977 goto out_delete;
3978
3979 itrace_synth_opts__set_time_range(&itrace_synth_opts,
3980 script.ptime_range,
3981 script.range_num);
3982 }
3983
3984 err = evswitch__init(&script.evswitch, session->evlist, stderr);
3985 if (err)
3986 goto out_delete;
3987
3988 err = __cmd_script(&script);
3989
3990 flush_scripting();
3991
3992 out_delete:
3993 if (script.ptime_range) {
3994 itrace_synth_opts__clear_time_range(&itrace_synth_opts);
3995 zfree(&script.ptime_range);
3996 }
3997
3998 perf_evlist__free_stats(session->evlist);
3999 perf_session__delete(session);
4000
4001 if (script_started)
4002 cleanup_scripting();
4003 out:
4004 return err;
4005 }
Linux with added FPC-III support