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USB: adutux: fix use-after-free on disconnect
[linux/fpc-iii.git] / tools / perf / builtin-script.c
blob286fc70d740264f55c1c97d8ee8af3692bf766fb
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 u64 initial_time;
67 static bool debug_mode;
68 static u64 last_timestamp;
69 static u64 nr_unordered;
70 static bool no_callchain;
71 static bool latency_format;
72 static bool system_wide;
73 static bool print_flags;
74 static const char *cpu_list;
75 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
76 static struct perf_stat_config stat_config;
77 static int max_blocks;
78 static bool native_arch;
79
80 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
81
82 enum perf_output_field {
83 PERF_OUTPUT_COMM = 1U << 0,
84 PERF_OUTPUT_TID = 1U << 1,
85 PERF_OUTPUT_PID = 1U << 2,
86 PERF_OUTPUT_TIME = 1U << 3,
87 PERF_OUTPUT_CPU = 1U << 4,
88 PERF_OUTPUT_EVNAME = 1U << 5,
89 PERF_OUTPUT_TRACE = 1U << 6,
90 PERF_OUTPUT_IP = 1U << 7,
91 PERF_OUTPUT_SYM = 1U << 8,
92 PERF_OUTPUT_DSO = 1U << 9,
93 PERF_OUTPUT_ADDR = 1U << 10,
94 PERF_OUTPUT_SYMOFFSET = 1U << 11,
95 PERF_OUTPUT_SRCLINE = 1U << 12,
96 PERF_OUTPUT_PERIOD = 1U << 13,
97 PERF_OUTPUT_IREGS = 1U << 14,
98 PERF_OUTPUT_BRSTACK = 1U << 15,
99 PERF_OUTPUT_BRSTACKSYM = 1U << 16,
100 PERF_OUTPUT_DATA_SRC = 1U << 17,
101 PERF_OUTPUT_WEIGHT = 1U << 18,
102 PERF_OUTPUT_BPF_OUTPUT = 1U << 19,
103 PERF_OUTPUT_CALLINDENT = 1U << 20,
104 PERF_OUTPUT_INSN = 1U << 21,
105 PERF_OUTPUT_INSNLEN = 1U << 22,
106 PERF_OUTPUT_BRSTACKINSN = 1U << 23,
107 PERF_OUTPUT_BRSTACKOFF = 1U << 24,
108 PERF_OUTPUT_SYNTH = 1U << 25,
109 PERF_OUTPUT_PHYS_ADDR = 1U << 26,
110 PERF_OUTPUT_UREGS = 1U << 27,
111 PERF_OUTPUT_METRIC = 1U << 28,
112 PERF_OUTPUT_MISC = 1U << 29,
113 PERF_OUTPUT_SRCCODE = 1U << 30,
114 PERF_OUTPUT_IPC = 1U << 31,
115 };
116
117 struct output_option {
118 const char *str;
119 enum perf_output_field field;
120 } all_output_options[] = {
121 {.str = "comm", .field = PERF_OUTPUT_COMM},
122 {.str = "tid", .field = PERF_OUTPUT_TID},
123 {.str = "pid", .field = PERF_OUTPUT_PID},
124 {.str = "time", .field = PERF_OUTPUT_TIME},
125 {.str = "cpu", .field = PERF_OUTPUT_CPU},
126 {.str = "event", .field = PERF_OUTPUT_EVNAME},
127 {.str = "trace", .field = PERF_OUTPUT_TRACE},
128 {.str = "ip", .field = PERF_OUTPUT_IP},
129 {.str = "sym", .field = PERF_OUTPUT_SYM},
130 {.str = "dso", .field = PERF_OUTPUT_DSO},
131 {.str = "addr", .field = PERF_OUTPUT_ADDR},
132 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
133 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
134 {.str = "period", .field = PERF_OUTPUT_PERIOD},
135 {.str = "iregs", .field = PERF_OUTPUT_IREGS},
136 {.str = "uregs", .field = PERF_OUTPUT_UREGS},
137 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
138 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
139 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
140 {.str = "weight", .field = PERF_OUTPUT_WEIGHT},
141 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT},
142 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
143 {.str = "insn", .field = PERF_OUTPUT_INSN},
144 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
145 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
146 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
147 {.str = "synth", .field = PERF_OUTPUT_SYNTH},
148 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
149 {.str = "metric", .field = PERF_OUTPUT_METRIC},
150 {.str = "misc", .field = PERF_OUTPUT_MISC},
151 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
152 {.str = "ipc", .field = PERF_OUTPUT_IPC},
153 };
154
155 enum {
156 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
157 OUTPUT_TYPE_MAX
158 };
159
160 /* default set to maintain compatibility with current format */
161 static struct {
162 bool user_set;
163 bool wildcard_set;
164 unsigned int print_ip_opts;
165 u64 fields;
166 u64 invalid_fields;
167 u64 user_set_fields;
168 } output[OUTPUT_TYPE_MAX] = {
169
170 [PERF_TYPE_HARDWARE] = {
171 .user_set = false,
172
173 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
174 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
175 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
176 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
177 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
178
179 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
180 },
181
182 [PERF_TYPE_SOFTWARE] = {
183 .user_set = false,
184
185 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
186 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
187 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
188 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
189 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
190 PERF_OUTPUT_BPF_OUTPUT,
191
192 .invalid_fields = PERF_OUTPUT_TRACE,
193 },
194
195 [PERF_TYPE_TRACEPOINT] = {
196 .user_set = false,
197
198 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
199 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
200 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
201 },
202
203 [PERF_TYPE_HW_CACHE] = {
204 .user_set = false,
205
206 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
207 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
208 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
209 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
210 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
211
212 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
213 },
214
215 [PERF_TYPE_RAW] = {
216 .user_set = false,
217
218 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
219 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
220 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
221 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
222 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
223 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
224 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR,
225
226 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
227 },
228
229 [PERF_TYPE_BREAKPOINT] = {
230 .user_set = false,
231
232 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
233 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
234 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
235 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
236 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
237
238 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
239 },
240
241 [OUTPUT_TYPE_SYNTH] = {
242 .user_set = false,
243
244 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
245 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
246 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
247 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
248 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
249
250 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
251 },
252 };
253
254 struct evsel_script {
255 char *filename;
256 FILE *fp;
257 u64 samples;
258 /* For metric output */
259 u64 val;
260 int gnum;
261 };
262
263 static inline struct evsel_script *evsel_script(struct evsel *evsel)
264 {
265 return (struct evsel_script *)evsel->priv;
266 }
267
268 static struct evsel_script *perf_evsel_script__new(struct evsel *evsel,
269 struct perf_data *data)
270 {
271 struct evsel_script *es = zalloc(sizeof(*es));
272
273 if (es != NULL) {
274 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, perf_evsel__name(evsel)) < 0)
275 goto out_free;
276 es->fp = fopen(es->filename, "w");
277 if (es->fp == NULL)
278 goto out_free_filename;
279 }
280
281 return es;
282 out_free_filename:
283 zfree(&es->filename);
284 out_free:
285 free(es);
286 return NULL;
287 }
288
289 static void perf_evsel_script__delete(struct evsel_script *es)
290 {
291 zfree(&es->filename);
292 fclose(es->fp);
293 es->fp = NULL;
294 free(es);
295 }
296
297 static int perf_evsel_script__fprintf(struct evsel_script *es, FILE *fp)
298 {
299 struct stat st;
300
301 fstat(fileno(es->fp), &st);
302 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
303 st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
304 }
305
306 static inline int output_type(unsigned int type)
307 {
308 switch (type) {
309 case PERF_TYPE_SYNTH:
310 return OUTPUT_TYPE_SYNTH;
311 default:
312 return type;
313 }
314 }
315
316 static inline unsigned int attr_type(unsigned int type)
317 {
318 switch (type) {
319 case OUTPUT_TYPE_SYNTH:
320 return PERF_TYPE_SYNTH;
321 default:
322 return type;
323 }
324 }
325
326 static bool output_set_by_user(void)
327 {
328 int j;
329 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
330 if (output[j].user_set)
331 return true;
332 }
333 return false;
334 }
335
336 static const char *output_field2str(enum perf_output_field field)
337 {
338 int i, imax = ARRAY_SIZE(all_output_options);
339 const char *str = "";
340
341 for (i = 0; i < imax; ++i) {
342 if (all_output_options[i].field == field) {
343 str = all_output_options[i].str;
344 break;
345 }
346 }
347 return str;
348 }
349
350 #define PRINT_FIELD(x) (output[output_type(attr->type)].fields & PERF_OUTPUT_##x)
351
352 static int perf_evsel__do_check_stype(struct evsel *evsel,
353 u64 sample_type, const char *sample_msg,
354 enum perf_output_field field,
355 bool allow_user_set)
356 {
357 struct perf_event_attr *attr = &evsel->core.attr;
358 int type = output_type(attr->type);
359 const char *evname;
360
361 if (attr->sample_type & sample_type)
362 return 0;
363
364 if (output[type].user_set_fields & field) {
365 if (allow_user_set)
366 return 0;
367 evname = perf_evsel__name(evsel);
368 pr_err("Samples for '%s' event do not have %s attribute set. "
369 "Cannot print '%s' field.\n",
370 evname, sample_msg, output_field2str(field));
371 return -1;
372 }
373
374 /* user did not ask for it explicitly so remove from the default list */
375 output[type].fields &= ~field;
376 evname = perf_evsel__name(evsel);
377 pr_debug("Samples for '%s' event do not have %s attribute set. "
378 "Skipping '%s' field.\n",
379 evname, sample_msg, output_field2str(field));
380
381 return 0;
382 }
383
384 static int perf_evsel__check_stype(struct evsel *evsel,
385 u64 sample_type, const char *sample_msg,
386 enum perf_output_field field)
387 {
388 return perf_evsel__do_check_stype(evsel, sample_type, sample_msg, field,
389 false);
390 }
391
392 static int perf_evsel__check_attr(struct evsel *evsel,
393 struct perf_session *session)
394 {
395 struct perf_event_attr *attr = &evsel->core.attr;
396 bool allow_user_set;
397
398 if (perf_header__has_feat(&session->header, HEADER_STAT))
399 return 0;
400
401 allow_user_set = perf_header__has_feat(&session->header,
402 HEADER_AUXTRACE);
403
404 if (PRINT_FIELD(TRACE) &&
405 !perf_session__has_traces(session, "record -R"))
406 return -EINVAL;
407
408 if (PRINT_FIELD(IP)) {
409 if (perf_evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP",
410 PERF_OUTPUT_IP))
411 return -EINVAL;
412 }
413
414 if (PRINT_FIELD(ADDR) &&
415 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR",
416 PERF_OUTPUT_ADDR, allow_user_set))
417 return -EINVAL;
418
419 if (PRINT_FIELD(DATA_SRC) &&
420 perf_evsel__check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC",
421 PERF_OUTPUT_DATA_SRC))
422 return -EINVAL;
423
424 if (PRINT_FIELD(WEIGHT) &&
425 perf_evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT, "WEIGHT",
426 PERF_OUTPUT_WEIGHT))
427 return -EINVAL;
428
429 if (PRINT_FIELD(SYM) &&
430 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
431 pr_err("Display of symbols requested but neither sample IP nor "
432 "sample address\navailable. Hence, no addresses to convert "
433 "to symbols.\n");
434 return -EINVAL;
435 }
436 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
437 pr_err("Display of offsets requested but symbol is not"
438 "selected.\n");
439 return -EINVAL;
440 }
441 if (PRINT_FIELD(DSO) &&
442 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
443 pr_err("Display of DSO requested but no address to convert.\n");
444 return -EINVAL;
445 }
446 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
447 pr_err("Display of source line number requested but sample IP is not\n"
448 "selected. Hence, no address to lookup the source line number.\n");
449 return -EINVAL;
450 }
451 if (PRINT_FIELD(BRSTACKINSN) &&
452 !(perf_evlist__combined_branch_type(session->evlist) &
453 PERF_SAMPLE_BRANCH_ANY)) {
454 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
455 "Hint: run 'perf record -b ...'\n");
456 return -EINVAL;
457 }
458 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
459 perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID",
460 PERF_OUTPUT_TID|PERF_OUTPUT_PID))
461 return -EINVAL;
462
463 if (PRINT_FIELD(TIME) &&
464 perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME",
465 PERF_OUTPUT_TIME))
466 return -EINVAL;
467
468 if (PRINT_FIELD(CPU) &&
469 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU",
470 PERF_OUTPUT_CPU, allow_user_set))
471 return -EINVAL;
472
473 if (PRINT_FIELD(IREGS) &&
474 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS",
475 PERF_OUTPUT_IREGS))
476 return -EINVAL;
477
478 if (PRINT_FIELD(UREGS) &&
479 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS",
480 PERF_OUTPUT_UREGS))
481 return -EINVAL;
482
483 if (PRINT_FIELD(PHYS_ADDR) &&
484 perf_evsel__check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR",
485 PERF_OUTPUT_PHYS_ADDR))
486 return -EINVAL;
487
488 return 0;
489 }
490
491 static void set_print_ip_opts(struct perf_event_attr *attr)
492 {
493 unsigned int type = output_type(attr->type);
494
495 output[type].print_ip_opts = 0;
496 if (PRINT_FIELD(IP))
497 output[type].print_ip_opts |= EVSEL__PRINT_IP;
498
499 if (PRINT_FIELD(SYM))
500 output[type].print_ip_opts |= EVSEL__PRINT_SYM;
501
502 if (PRINT_FIELD(DSO))
503 output[type].print_ip_opts |= EVSEL__PRINT_DSO;
504
505 if (PRINT_FIELD(SYMOFFSET))
506 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
507
508 if (PRINT_FIELD(SRCLINE))
509 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
510 }
511
512 /*
513 * verify all user requested events exist and the samples
514 * have the expected data
515 */
516 static int perf_session__check_output_opt(struct perf_session *session)
517 {
518 unsigned int j;
519 struct evsel *evsel;
520
521 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
522 evsel = perf_session__find_first_evtype(session, attr_type(j));
523
524 /*
525 * even if fields is set to 0 (ie., show nothing) event must
526 * exist if user explicitly includes it on the command line
527 */
528 if (!evsel && output[j].user_set && !output[j].wildcard_set &&
529 j != OUTPUT_TYPE_SYNTH) {
530 pr_err("%s events do not exist. "
531 "Remove corresponding -F option to proceed.\n",
532 event_type(j));
533 return -1;
534 }
535
536 if (evsel && output[j].fields &&
537 perf_evsel__check_attr(evsel, session))
538 return -1;
539
540 if (evsel == NULL)
541 continue;
542
543 set_print_ip_opts(&evsel->core.attr);
544 }
545
546 if (!no_callchain) {
547 bool use_callchain = false;
548 bool not_pipe = false;
549
550 evlist__for_each_entry(session->evlist, evsel) {
551 not_pipe = true;
552 if (evsel__has_callchain(evsel)) {
553 use_callchain = true;
554 break;
555 }
556 }
557 if (not_pipe && !use_callchain)
558 symbol_conf.use_callchain = false;
559 }
560
561 /*
562 * set default for tracepoints to print symbols only
563 * if callchains are present
564 */
565 if (symbol_conf.use_callchain &&
566 !output[PERF_TYPE_TRACEPOINT].user_set) {
567 j = PERF_TYPE_TRACEPOINT;
568
569 evlist__for_each_entry(session->evlist, evsel) {
570 if (evsel->core.attr.type != j)
571 continue;
572
573 if (evsel__has_callchain(evsel)) {
574 output[j].fields |= PERF_OUTPUT_IP;
575 output[j].fields |= PERF_OUTPUT_SYM;
576 output[j].fields |= PERF_OUTPUT_SYMOFFSET;
577 output[j].fields |= PERF_OUTPUT_DSO;
578 set_print_ip_opts(&evsel->core.attr);
579 goto out;
580 }
581 }
582 }
583
584 out:
585 return 0;
586 }
587
588 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask,
589 FILE *fp
590 )
591 {
592 unsigned i = 0, r;
593 int printed = 0;
594
595 if (!regs || !regs->regs)
596 return 0;
597
598 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
599
600 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
601 u64 val = regs->regs[i++];
602 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r), val);
603 }
604
605 fprintf(fp, "\n");
606
607 return printed;
608 }
609
610 static int perf_sample__fprintf_iregs(struct perf_sample *sample,
611 struct perf_event_attr *attr, FILE *fp)
612 {
613 return perf_sample__fprintf_regs(&sample->intr_regs,
614 attr->sample_regs_intr, fp);
615 }
616
617 static int perf_sample__fprintf_uregs(struct perf_sample *sample,
618 struct perf_event_attr *attr, FILE *fp)
619 {
620 return perf_sample__fprintf_regs(&sample->user_regs,
621 attr->sample_regs_user, fp);
622 }
623
624 static int perf_sample__fprintf_start(struct perf_sample *sample,
625 struct thread *thread,
626 struct evsel *evsel,
627 u32 type, FILE *fp)
628 {
629 struct perf_event_attr *attr = &evsel->core.attr;
630 unsigned long secs;
631 unsigned long long nsecs;
632 int printed = 0;
633
634 if (PRINT_FIELD(COMM)) {
635 if (latency_format)
636 printed += fprintf(fp, "%8.8s ", thread__comm_str(thread));
637 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
638 printed += fprintf(fp, "%s ", thread__comm_str(thread));
639 else
640 printed += fprintf(fp, "%16s ", thread__comm_str(thread));
641 }
642
643 if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
644 printed += fprintf(fp, "%5d/%-5d ", sample->pid, sample->tid);
645 else if (PRINT_FIELD(PID))
646 printed += fprintf(fp, "%5d ", sample->pid);
647 else if (PRINT_FIELD(TID))
648 printed += fprintf(fp, "%5d ", sample->tid);
649
650 if (PRINT_FIELD(CPU)) {
651 if (latency_format)
652 printed += fprintf(fp, "%3d ", sample->cpu);
653 else
654 printed += fprintf(fp, "[%03d] ", sample->cpu);
655 }
656
657 if (PRINT_FIELD(MISC)) {
658 int ret = 0;
659
660 #define has(m) \
661 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
662
663 if (has(KERNEL))
664 ret += fprintf(fp, "K");
665 if (has(USER))
666 ret += fprintf(fp, "U");
667 if (has(HYPERVISOR))
668 ret += fprintf(fp, "H");
669 if (has(GUEST_KERNEL))
670 ret += fprintf(fp, "G");
671 if (has(GUEST_USER))
672 ret += fprintf(fp, "g");
673
674 switch (type) {
675 case PERF_RECORD_MMAP:
676 case PERF_RECORD_MMAP2:
677 if (has(MMAP_DATA))
678 ret += fprintf(fp, "M");
679 break;
680 case PERF_RECORD_COMM:
681 if (has(COMM_EXEC))
682 ret += fprintf(fp, "E");
683 break;
684 case PERF_RECORD_SWITCH:
685 case PERF_RECORD_SWITCH_CPU_WIDE:
686 if (has(SWITCH_OUT)) {
687 ret += fprintf(fp, "S");
688 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
689 ret += fprintf(fp, "p");
690 }
691 default:
692 break;
693 }
694
695 #undef has
696
697 ret += fprintf(fp, "%*s", 6 - ret, " ");
698 printed += ret;
699 }
700
701 if (PRINT_FIELD(TIME)) {
702 u64 t = sample->time;
703 if (reltime) {
704 if (!initial_time)
705 initial_time = sample->time;
706 t = sample->time - initial_time;
707 }
708 nsecs = t;
709 secs = nsecs / NSEC_PER_SEC;
710 nsecs -= secs * NSEC_PER_SEC;
711
712 if (symbol_conf.nanosecs)
713 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
714 else {
715 char sample_time[32];
716 timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
717 printed += fprintf(fp, "%12s: ", sample_time);
718 }
719 }
720
721 return printed;
722 }
723
724 static inline char
725 mispred_str(struct branch_entry *br)
726 {
727 if (!(br->flags.mispred || br->flags.predicted))
728 return '-';
729
730 return br->flags.predicted ? 'P' : 'M';
731 }
732
733 static int perf_sample__fprintf_brstack(struct perf_sample *sample,
734 struct thread *thread,
735 struct perf_event_attr *attr, FILE *fp)
736 {
737 struct branch_stack *br = sample->branch_stack;
738 struct addr_location alf, alt;
739 u64 i, from, to;
740 int printed = 0;
741
742 if (!(br && br->nr))
743 return 0;
744
745 for (i = 0; i < br->nr; i++) {
746 from = br->entries[i].from;
747 to = br->entries[i].to;
748
749 if (PRINT_FIELD(DSO)) {
750 memset(&alf, 0, sizeof(alf));
751 memset(&alt, 0, sizeof(alt));
752 thread__find_map_fb(thread, sample->cpumode, from, &alf);
753 thread__find_map_fb(thread, sample->cpumode, to, &alt);
754 }
755
756 printed += fprintf(fp, " 0x%"PRIx64, from);
757 if (PRINT_FIELD(DSO)) {
758 printed += fprintf(fp, "(");
759 printed += map__fprintf_dsoname(alf.map, fp);
760 printed += fprintf(fp, ")");
761 }
762
763 printed += fprintf(fp, "/0x%"PRIx64, to);
764 if (PRINT_FIELD(DSO)) {
765 printed += fprintf(fp, "(");
766 printed += map__fprintf_dsoname(alt.map, fp);
767 printed += fprintf(fp, ")");
768 }
769
770 printed += fprintf(fp, "/%c/%c/%c/%d ",
771 mispred_str( br->entries + i),
772 br->entries[i].flags.in_tx? 'X' : '-',
773 br->entries[i].flags.abort? 'A' : '-',
774 br->entries[i].flags.cycles);
775 }
776
777 return printed;
778 }
779
780 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
781 struct thread *thread,
782 struct perf_event_attr *attr, FILE *fp)
783 {
784 struct branch_stack *br = sample->branch_stack;
785 struct addr_location alf, alt;
786 u64 i, from, to;
787 int printed = 0;
788
789 if (!(br && br->nr))
790 return 0;
791
792 for (i = 0; i < br->nr; i++) {
793
794 memset(&alf, 0, sizeof(alf));
795 memset(&alt, 0, sizeof(alt));
796 from = br->entries[i].from;
797 to = br->entries[i].to;
798
799 thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
800 thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
801
802 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
803 if (PRINT_FIELD(DSO)) {
804 printed += fprintf(fp, "(");
805 printed += map__fprintf_dsoname(alf.map, fp);
806 printed += fprintf(fp, ")");
807 }
808 printed += fprintf(fp, "%c", '/');
809 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
810 if (PRINT_FIELD(DSO)) {
811 printed += fprintf(fp, "(");
812 printed += map__fprintf_dsoname(alt.map, fp);
813 printed += fprintf(fp, ")");
814 }
815 printed += fprintf(fp, "/%c/%c/%c/%d ",
816 mispred_str( br->entries + i),
817 br->entries[i].flags.in_tx? 'X' : '-',
818 br->entries[i].flags.abort? 'A' : '-',
819 br->entries[i].flags.cycles);
820 }
821
822 return printed;
823 }
824
825 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
826 struct thread *thread,
827 struct perf_event_attr *attr, FILE *fp)
828 {
829 struct branch_stack *br = sample->branch_stack;
830 struct addr_location alf, alt;
831 u64 i, from, to;
832 int printed = 0;
833
834 if (!(br && br->nr))
835 return 0;
836
837 for (i = 0; i < br->nr; i++) {
838
839 memset(&alf, 0, sizeof(alf));
840 memset(&alt, 0, sizeof(alt));
841 from = br->entries[i].from;
842 to = br->entries[i].to;
843
844 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
845 !alf.map->dso->adjust_symbols)
846 from = map__map_ip(alf.map, from);
847
848 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
849 !alt.map->dso->adjust_symbols)
850 to = map__map_ip(alt.map, to);
851
852 printed += fprintf(fp, " 0x%"PRIx64, from);
853 if (PRINT_FIELD(DSO)) {
854 printed += fprintf(fp, "(");
855 printed += map__fprintf_dsoname(alf.map, fp);
856 printed += fprintf(fp, ")");
857 }
858 printed += fprintf(fp, "/0x%"PRIx64, to);
859 if (PRINT_FIELD(DSO)) {
860 printed += fprintf(fp, "(");
861 printed += map__fprintf_dsoname(alt.map, fp);
862 printed += fprintf(fp, ")");
863 }
864 printed += fprintf(fp, "/%c/%c/%c/%d ",
865 mispred_str(br->entries + i),
866 br->entries[i].flags.in_tx ? 'X' : '-',
867 br->entries[i].flags.abort ? 'A' : '-',
868 br->entries[i].flags.cycles);
869 }
870
871 return printed;
872 }
873 #define MAXBB 16384UL
874
875 static int grab_bb(u8 *buffer, u64 start, u64 end,
876 struct machine *machine, struct thread *thread,
877 bool *is64bit, u8 *cpumode, bool last)
878 {
879 long offset, len;
880 struct addr_location al;
881 bool kernel;
882
883 if (!start || !end)
884 return 0;
885
886 kernel = machine__kernel_ip(machine, start);
887 if (kernel)
888 *cpumode = PERF_RECORD_MISC_KERNEL;
889 else
890 *cpumode = PERF_RECORD_MISC_USER;
891
892 /*
893 * Block overlaps between kernel and user.
894 * This can happen due to ring filtering
895 * On Intel CPUs the entry into the kernel is filtered,
896 * but the exit is not. Let the caller patch it up.
897 */
898 if (kernel != machine__kernel_ip(machine, end)) {
899 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
900 return -ENXIO;
901 }
902
903 memset(&al, 0, sizeof(al));
904 if (end - start > MAXBB - MAXINSN) {
905 if (last)
906 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
907 else
908 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
909 return 0;
910 }
911
912 if (!thread__find_map(thread, *cpumode, start, &al) || !al.map->dso) {
913 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
914 return 0;
915 }
916 if (al.map->dso->data.status == DSO_DATA_STATUS_ERROR) {
917 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
918 return 0;
919 }
920
921 /* Load maps to ensure dso->is_64_bit has been updated */
922 map__load(al.map);
923
924 offset = al.map->map_ip(al.map, start);
925 len = dso__data_read_offset(al.map->dso, machine, offset, (u8 *)buffer,
926 end - start + MAXINSN);
927
928 *is64bit = al.map->dso->is_64_bit;
929 if (len <= 0)
930 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
931 start, end);
932 return len;
933 }
934
935 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
936 {
937 struct addr_location al;
938 int ret = 0;
939
940 memset(&al, 0, sizeof(al));
941 thread__find_map(thread, cpumode, addr, &al);
942 if (!al.map)
943 return 0;
944 ret = map__fprintf_srccode(al.map, al.addr, stdout,
945 &thread->srccode_state);
946 if (ret)
947 ret += printf("\n");
948 return ret;
949 }
950
951 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
952 struct perf_insn *x, u8 *inbuf, int len,
953 int insn, FILE *fp, int *total_cycles)
954 {
955 int printed = fprintf(fp, "\t%016" PRIx64 "\t%-30s\t#%s%s%s%s", ip,
956 dump_insn(x, ip, inbuf, len, NULL),
957 en->flags.predicted ? " PRED" : "",
958 en->flags.mispred ? " MISPRED" : "",
959 en->flags.in_tx ? " INTX" : "",
960 en->flags.abort ? " ABORT" : "");
961 if (en->flags.cycles) {
962 *total_cycles += en->flags.cycles;
963 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
964 if (insn)
965 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
966 }
967 return printed + fprintf(fp, "\n");
968 }
969
970 static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
971 u8 cpumode, int cpu, struct symbol **lastsym,
972 struct perf_event_attr *attr, FILE *fp)
973 {
974 struct addr_location al;
975 int off, printed = 0;
976
977 memset(&al, 0, sizeof(al));
978
979 thread__find_map(thread, cpumode, addr, &al);
980
981 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
982 return 0;
983
984 al.cpu = cpu;
985 al.sym = NULL;
986 if (al.map)
987 al.sym = map__find_symbol(al.map, al.addr);
988
989 if (!al.sym)
990 return 0;
991
992 if (al.addr < al.sym->end)
993 off = al.addr - al.sym->start;
994 else
995 off = al.addr - al.map->start - al.sym->start;
996 printed += fprintf(fp, "\t%s", al.sym->name);
997 if (off)
998 printed += fprintf(fp, "%+d", off);
999 printed += fprintf(fp, ":");
1000 if (PRINT_FIELD(SRCLINE))
1001 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
1002 printed += fprintf(fp, "\n");
1003 *lastsym = al.sym;
1004
1005 return printed;
1006 }
1007
1008 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
1009 struct thread *thread,
1010 struct perf_event_attr *attr,
1011 struct machine *machine, FILE *fp)
1012 {
1013 struct branch_stack *br = sample->branch_stack;
1014 u64 start, end;
1015 int i, insn, len, nr, ilen, printed = 0;
1016 struct perf_insn x;
1017 u8 buffer[MAXBB];
1018 unsigned off;
1019 struct symbol *lastsym = NULL;
1020 int total_cycles = 0;
1021
1022 if (!(br && br->nr))
1023 return 0;
1024 nr = br->nr;
1025 if (max_blocks && nr > max_blocks + 1)
1026 nr = max_blocks + 1;
1027
1028 x.thread = thread;
1029 x.cpu = sample->cpu;
1030
1031 printed += fprintf(fp, "%c", '\n');
1032
1033 /* Handle first from jump, of which we don't know the entry. */
1034 len = grab_bb(buffer, br->entries[nr-1].from,
1035 br->entries[nr-1].from,
1036 machine, thread, &x.is64bit, &x.cpumode, false);
1037 if (len > 0) {
1038 printed += ip__fprintf_sym(br->entries[nr - 1].from, thread,
1039 x.cpumode, x.cpu, &lastsym, attr, fp);
1040 printed += ip__fprintf_jump(br->entries[nr - 1].from, &br->entries[nr - 1],
1041 &x, buffer, len, 0, fp, &total_cycles);
1042 if (PRINT_FIELD(SRCCODE))
1043 printed += print_srccode(thread, x.cpumode, br->entries[nr - 1].from);
1044 }
1045
1046 /* Print all blocks */
1047 for (i = nr - 2; i >= 0; i--) {
1048 if (br->entries[i].from || br->entries[i].to)
1049 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1050 br->entries[i].from,
1051 br->entries[i].to);
1052 start = br->entries[i + 1].to;
1053 end = br->entries[i].from;
1054
1055 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1056 /* Patch up missing kernel transfers due to ring filters */
1057 if (len == -ENXIO && i > 0) {
1058 end = br->entries[--i].from;
1059 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1060 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1061 }
1062 if (len <= 0)
1063 continue;
1064
1065 insn = 0;
1066 for (off = 0;; off += ilen) {
1067 uint64_t ip = start + off;
1068
1069 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1070 if (ip == end) {
1071 printed += ip__fprintf_jump(ip, &br->entries[i], &x, buffer + off, len - off, ++insn, fp,
1072 &total_cycles);
1073 if (PRINT_FIELD(SRCCODE))
1074 printed += print_srccode(thread, x.cpumode, ip);
1075 break;
1076 } else {
1077 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", ip,
1078 dump_insn(&x, ip, buffer + off, len - off, &ilen));
1079 if (ilen == 0)
1080 break;
1081 if (PRINT_FIELD(SRCCODE))
1082 print_srccode(thread, x.cpumode, ip);
1083 insn++;
1084 }
1085 }
1086 }
1087
1088 /*
1089 * Hit the branch? In this case we are already done, and the target
1090 * has not been executed yet.
1091 */
1092 if (br->entries[0].from == sample->ip)
1093 goto out;
1094 if (br->entries[0].flags.abort)
1095 goto out;
1096
1097 /*
1098 * Print final block upto sample
1099 *
1100 * Due to pipeline delays the LBRs might be missing a branch
1101 * or two, which can result in very large or negative blocks
1102 * between final branch and sample. When this happens just
1103 * continue walking after the last TO until we hit a branch.
1104 */
1105 start = br->entries[0].to;
1106 end = sample->ip;
1107 if (end < start) {
1108 /* Missing jump. Scan 128 bytes for the next branch */
1109 end = start + 128;
1110 }
1111 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1112 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1113 if (len <= 0) {
1114 /* Print at least last IP if basic block did not work */
1115 len = grab_bb(buffer, sample->ip, sample->ip,
1116 machine, thread, &x.is64bit, &x.cpumode, false);
1117 if (len <= 0)
1118 goto out;
1119 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", sample->ip,
1120 dump_insn(&x, sample->ip, buffer, len, NULL));
1121 if (PRINT_FIELD(SRCCODE))
1122 print_srccode(thread, x.cpumode, sample->ip);
1123 goto out;
1124 }
1125 for (off = 0; off <= end - start; off += ilen) {
1126 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", start + off,
1127 dump_insn(&x, start + off, buffer + off, len - off, &ilen));
1128 if (ilen == 0)
1129 break;
1130 if (arch_is_branch(buffer + off, len - off, x.is64bit) && start + off != sample->ip) {
1131 /*
1132 * Hit a missing branch. Just stop.
1133 */
1134 printed += fprintf(fp, "\t... not reaching sample ...\n");
1135 break;
1136 }
1137 if (PRINT_FIELD(SRCCODE))
1138 print_srccode(thread, x.cpumode, start + off);
1139 }
1140 out:
1141 return printed;
1142 }
1143
1144 static int perf_sample__fprintf_addr(struct perf_sample *sample,
1145 struct thread *thread,
1146 struct perf_event_attr *attr, FILE *fp)
1147 {
1148 struct addr_location al;
1149 int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1150
1151 if (!sample_addr_correlates_sym(attr))
1152 goto out;
1153
1154 thread__resolve(thread, &al, sample);
1155
1156 if (PRINT_FIELD(SYM)) {
1157 printed += fprintf(fp, " ");
1158 if (PRINT_FIELD(SYMOFFSET))
1159 printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1160 else
1161 printed += symbol__fprintf_symname(al.sym, fp);
1162 }
1163
1164 if (PRINT_FIELD(DSO)) {
1165 printed += fprintf(fp, " (");
1166 printed += map__fprintf_dsoname(al.map, fp);
1167 printed += fprintf(fp, ")");
1168 }
1169 out:
1170 return printed;
1171 }
1172
1173 static const char *resolve_branch_sym(struct perf_sample *sample,
1174 struct evsel *evsel,
1175 struct thread *thread,
1176 struct addr_location *al,
1177 u64 *ip)
1178 {
1179 struct addr_location addr_al;
1180 struct perf_event_attr *attr = &evsel->core.attr;
1181 const char *name = NULL;
1182
1183 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1184 if (sample_addr_correlates_sym(attr)) {
1185 thread__resolve(thread, &addr_al, sample);
1186 if (addr_al.sym)
1187 name = addr_al.sym->name;
1188 else
1189 *ip = sample->addr;
1190 } else {
1191 *ip = sample->addr;
1192 }
1193 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1194 if (al->sym)
1195 name = al->sym->name;
1196 else
1197 *ip = sample->ip;
1198 }
1199 return name;
1200 }
1201
1202 static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1203 struct evsel *evsel,
1204 struct thread *thread,
1205 struct addr_location *al, FILE *fp)
1206 {
1207 struct perf_event_attr *attr = &evsel->core.attr;
1208 size_t depth = thread_stack__depth(thread, sample->cpu);
1209 const char *name = NULL;
1210 static int spacing;
1211 int len = 0;
1212 int dlen = 0;
1213 u64 ip = 0;
1214
1215 /*
1216 * The 'return' has already been popped off the stack so the depth has
1217 * to be adjusted to match the 'call'.
1218 */
1219 if (thread->ts && sample->flags & PERF_IP_FLAG_RETURN)
1220 depth += 1;
1221
1222 name = resolve_branch_sym(sample, evsel, thread, al, &ip);
1223
1224 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1225 dlen += fprintf(fp, "(");
1226 dlen += map__fprintf_dsoname(al->map, fp);
1227 dlen += fprintf(fp, ")\t");
1228 }
1229
1230 if (name)
1231 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1232 else if (ip)
1233 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1234
1235 if (len < 0)
1236 return len;
1237
1238 /*
1239 * Try to keep the output length from changing frequently so that the
1240 * output lines up more nicely.
1241 */
1242 if (len > spacing || (len && len < spacing - 52))
1243 spacing = round_up(len + 4, 32);
1244
1245 if (len < spacing)
1246 len += fprintf(fp, "%*s", spacing - len, "");
1247
1248 return len + dlen;
1249 }
1250
1251 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused,
1252 struct thread *thread __maybe_unused,
1253 struct machine *machine __maybe_unused)
1254 {
1255 }
1256
1257 static int perf_sample__fprintf_insn(struct perf_sample *sample,
1258 struct perf_event_attr *attr,
1259 struct thread *thread,
1260 struct machine *machine, FILE *fp)
1261 {
1262 int printed = 0;
1263
1264 if (sample->insn_len == 0 && native_arch)
1265 arch_fetch_insn(sample, thread, machine);
1266
1267 if (PRINT_FIELD(INSNLEN))
1268 printed += fprintf(fp, " ilen: %d", sample->insn_len);
1269 if (PRINT_FIELD(INSN) && sample->insn_len) {
1270 int i;
1271
1272 printed += fprintf(fp, " insn:");
1273 for (i = 0; i < sample->insn_len; i++)
1274 printed += fprintf(fp, " %02x", (unsigned char)sample->insn[i]);
1275 }
1276 if (PRINT_FIELD(BRSTACKINSN))
1277 printed += perf_sample__fprintf_brstackinsn(sample, thread, attr, machine, fp);
1278
1279 return printed;
1280 }
1281
1282 static int perf_sample__fprintf_ipc(struct perf_sample *sample,
1283 struct perf_event_attr *attr, FILE *fp)
1284 {
1285 unsigned int ipc;
1286
1287 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt)
1288 return 0;
1289
1290 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt;
1291
1292 return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ",
1293 ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt);
1294 }
1295
1296 static int perf_sample__fprintf_bts(struct perf_sample *sample,
1297 struct evsel *evsel,
1298 struct thread *thread,
1299 struct addr_location *al,
1300 struct machine *machine, FILE *fp)
1301 {
1302 struct perf_event_attr *attr = &evsel->core.attr;
1303 unsigned int type = output_type(attr->type);
1304 bool print_srcline_last = false;
1305 int printed = 0;
1306
1307 if (PRINT_FIELD(CALLINDENT))
1308 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, fp);
1309
1310 /* print branch_from information */
1311 if (PRINT_FIELD(IP)) {
1312 unsigned int print_opts = output[type].print_ip_opts;
1313 struct callchain_cursor *cursor = NULL;
1314
1315 if (symbol_conf.use_callchain && sample->callchain &&
1316 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1317 sample, NULL, NULL, scripting_max_stack) == 0)
1318 cursor = &callchain_cursor;
1319
1320 if (cursor == NULL) {
1321 printed += fprintf(fp, " ");
1322 if (print_opts & EVSEL__PRINT_SRCLINE) {
1323 print_srcline_last = true;
1324 print_opts &= ~EVSEL__PRINT_SRCLINE;
1325 }
1326 } else
1327 printed += fprintf(fp, "\n");
1328
1329 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor,
1330 symbol_conf.bt_stop_list, fp);
1331 }
1332
1333 /* print branch_to information */
1334 if (PRINT_FIELD(ADDR) ||
1335 ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
1336 !output[type].user_set)) {
1337 printed += fprintf(fp, " => ");
1338 printed += perf_sample__fprintf_addr(sample, thread, attr, fp);
1339 }
1340
1341 printed += perf_sample__fprintf_ipc(sample, attr, fp);
1342
1343 if (print_srcline_last)
1344 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp);
1345
1346 printed += perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1347 printed += fprintf(fp, "\n");
1348 if (PRINT_FIELD(SRCCODE)) {
1349 int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1350 &thread->srccode_state);
1351 if (ret) {
1352 printed += ret;
1353 printed += printf("\n");
1354 }
1355 }
1356 return printed;
1357 }
1358
1359 static struct {
1360 u32 flags;
1361 const char *name;
1362 } sample_flags[] = {
1363 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"},
1364 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"},
1365 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"},
1366 {PERF_IP_FLAG_BRANCH, "jmp"},
1367 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"},
1368 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"},
1369 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"},
1370 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"},
1371 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"},
1372 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"},
1373 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"},
1374 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"},
1375 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"},
1376 {0, NULL}
1377 };
1378
1379 static const char *sample_flags_to_name(u32 flags)
1380 {
1381 int i;
1382
1383 for (i = 0; sample_flags[i].name ; i++) {
1384 if (sample_flags[i].flags == flags)
1385 return sample_flags[i].name;
1386 }
1387
1388 return NULL;
1389 }
1390
1391 static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1392 {
1393 const char *chars = PERF_IP_FLAG_CHARS;
1394 const int n = strlen(PERF_IP_FLAG_CHARS);
1395 bool in_tx = flags & PERF_IP_FLAG_IN_TX;
1396 const char *name = NULL;
1397 char str[33];
1398 int i, pos = 0;
1399
1400 name = sample_flags_to_name(flags & ~PERF_IP_FLAG_IN_TX);
1401 if (name)
1402 return fprintf(fp, " %-15s%4s ", name, in_tx ? "(x)" : "");
1403
1404 if (flags & PERF_IP_FLAG_TRACE_BEGIN) {
1405 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_BEGIN));
1406 if (name)
1407 return fprintf(fp, " tr strt %-7s%4s ", name, in_tx ? "(x)" : "");
1408 }
1409
1410 if (flags & PERF_IP_FLAG_TRACE_END) {
1411 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_END));
1412 if (name)
1413 return fprintf(fp, " tr end %-7s%4s ", name, in_tx ? "(x)" : "");
1414 }
1415
1416 for (i = 0; i < n; i++, flags >>= 1) {
1417 if (flags & 1)
1418 str[pos++] = chars[i];
1419 }
1420 for (; i < 32; i++, flags >>= 1) {
1421 if (flags & 1)
1422 str[pos++] = '?';
1423 }
1424 str[pos] = 0;
1425
1426 return fprintf(fp, " %-19s ", str);
1427 }
1428
1429 struct printer_data {
1430 int line_no;
1431 bool hit_nul;
1432 bool is_printable;
1433 };
1434
1435 static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1436 unsigned int val,
1437 void *extra, FILE *fp)
1438 {
1439 unsigned char ch = (unsigned char)val;
1440 struct printer_data *printer_data = extra;
1441 int printed = 0;
1442
1443 switch (op) {
1444 case BINARY_PRINT_DATA_BEGIN:
1445 printed += fprintf(fp, "\n");
1446 break;
1447 case BINARY_PRINT_LINE_BEGIN:
1448 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1449 " ");
1450 break;
1451 case BINARY_PRINT_ADDR:
1452 printed += fprintf(fp, " %04x:", val);
1453 break;
1454 case BINARY_PRINT_NUM_DATA:
1455 printed += fprintf(fp, " %02x", val);
1456 break;
1457 case BINARY_PRINT_NUM_PAD:
1458 printed += fprintf(fp, " ");
1459 break;
1460 case BINARY_PRINT_SEP:
1461 printed += fprintf(fp, " ");
1462 break;
1463 case BINARY_PRINT_CHAR_DATA:
1464 if (printer_data->hit_nul && ch)
1465 printer_data->is_printable = false;
1466
1467 if (!isprint(ch)) {
1468 printed += fprintf(fp, "%c", '.');
1469
1470 if (!printer_data->is_printable)
1471 break;
1472
1473 if (ch == '\0')
1474 printer_data->hit_nul = true;
1475 else
1476 printer_data->is_printable = false;
1477 } else {
1478 printed += fprintf(fp, "%c", ch);
1479 }
1480 break;
1481 case BINARY_PRINT_CHAR_PAD:
1482 printed += fprintf(fp, " ");
1483 break;
1484 case BINARY_PRINT_LINE_END:
1485 printed += fprintf(fp, "\n");
1486 printer_data->line_no++;
1487 break;
1488 case BINARY_PRINT_DATA_END:
1489 default:
1490 break;
1491 }
1492
1493 return printed;
1494 }
1495
1496 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1497 {
1498 unsigned int nr_bytes = sample->raw_size;
1499 struct printer_data printer_data = {0, false, true};
1500 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1501 sample__fprintf_bpf_output, &printer_data, fp);
1502
1503 if (printer_data.is_printable && printer_data.hit_nul)
1504 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1505
1506 return printed;
1507 }
1508
1509 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1510 {
1511 if (len > 0 && len < spacing)
1512 return fprintf(fp, "%*s", spacing - len, "");
1513
1514 return 0;
1515 }
1516
1517 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1518 {
1519 return perf_sample__fprintf_spacing(len, 34, fp);
1520 }
1521
1522 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1523 {
1524 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1525 int len;
1526
1527 if (perf_sample__bad_synth_size(sample, *data))
1528 return 0;
1529
1530 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " ",
1531 data->ip, le64_to_cpu(data->payload));
1532 return len + perf_sample__fprintf_pt_spacing(len, fp);
1533 }
1534
1535 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1536 {
1537 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1538 int len;
1539
1540 if (perf_sample__bad_synth_size(sample, *data))
1541 return 0;
1542
1543 len = fprintf(fp, " hints: %#x extensions: %#x ",
1544 data->hints, data->extensions);
1545 return len + perf_sample__fprintf_pt_spacing(len, fp);
1546 }
1547
1548 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1549 {
1550 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1551 int len;
1552
1553 if (perf_sample__bad_synth_size(sample, *data))
1554 return 0;
1555
1556 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1557 data->hw, data->cstate, data->subcstate);
1558 return len + perf_sample__fprintf_pt_spacing(len, fp);
1559 }
1560
1561 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1562 {
1563 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1564 int len;
1565
1566 if (perf_sample__bad_synth_size(sample, *data))
1567 return 0;
1568
1569 len = fprintf(fp, " IP: %u ", data->ip);
1570 return len + perf_sample__fprintf_pt_spacing(len, fp);
1571 }
1572
1573 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1574 {
1575 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1576 int len;
1577
1578 if (perf_sample__bad_synth_size(sample, *data))
1579 return 0;
1580
1581 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1582 data->deepest_cstate, data->last_cstate,
1583 data->wake_reason);
1584 return len + perf_sample__fprintf_pt_spacing(len, fp);
1585 }
1586
1587 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1588 {
1589 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1590 unsigned int percent, freq;
1591 int len;
1592
1593 if (perf_sample__bad_synth_size(sample, *data))
1594 return 0;
1595
1596 freq = (le32_to_cpu(data->freq) + 500) / 1000;
1597 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1598 if (data->max_nonturbo) {
1599 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
1600 len += fprintf(fp, "(%3u%%) ", percent);
1601 }
1602 return len + perf_sample__fprintf_pt_spacing(len, fp);
1603 }
1604
1605 static int perf_sample__fprintf_synth(struct perf_sample *sample,
1606 struct evsel *evsel, FILE *fp)
1607 {
1608 switch (evsel->core.attr.config) {
1609 case PERF_SYNTH_INTEL_PTWRITE:
1610 return perf_sample__fprintf_synth_ptwrite(sample, fp);
1611 case PERF_SYNTH_INTEL_MWAIT:
1612 return perf_sample__fprintf_synth_mwait(sample, fp);
1613 case PERF_SYNTH_INTEL_PWRE:
1614 return perf_sample__fprintf_synth_pwre(sample, fp);
1615 case PERF_SYNTH_INTEL_EXSTOP:
1616 return perf_sample__fprintf_synth_exstop(sample, fp);
1617 case PERF_SYNTH_INTEL_PWRX:
1618 return perf_sample__fprintf_synth_pwrx(sample, fp);
1619 case PERF_SYNTH_INTEL_CBR:
1620 return perf_sample__fprintf_synth_cbr(sample, fp);
1621 default:
1622 break;
1623 }
1624
1625 return 0;
1626 }
1627
1628 struct perf_script {
1629 struct perf_tool tool;
1630 struct perf_session *session;
1631 bool show_task_events;
1632 bool show_mmap_events;
1633 bool show_switch_events;
1634 bool show_namespace_events;
1635 bool show_lost_events;
1636 bool show_round_events;
1637 bool show_bpf_events;
1638 bool allocated;
1639 bool per_event_dump;
1640 struct evswitch evswitch;
1641 struct perf_cpu_map *cpus;
1642 struct perf_thread_map *threads;
1643 int name_width;
1644 const char *time_str;
1645 struct perf_time_interval *ptime_range;
1646 int range_size;
1647 int range_num;
1648 };
1649
1650 static int perf_evlist__max_name_len(struct evlist *evlist)
1651 {
1652 struct evsel *evsel;
1653 int max = 0;
1654
1655 evlist__for_each_entry(evlist, evsel) {
1656 int len = strlen(perf_evsel__name(evsel));
1657
1658 max = MAX(len, max);
1659 }
1660
1661 return max;
1662 }
1663
1664 static int data_src__fprintf(u64 data_src, FILE *fp)
1665 {
1666 struct mem_info mi = { .data_src.val = data_src };
1667 char decode[100];
1668 char out[100];
1669 static int maxlen;
1670 int len;
1671
1672 perf_script__meminfo_scnprintf(decode, 100, &mi);
1673
1674 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
1675 if (maxlen < len)
1676 maxlen = len;
1677
1678 return fprintf(fp, "%-*s", maxlen, out);
1679 }
1680
1681 struct metric_ctx {
1682 struct perf_sample *sample;
1683 struct thread *thread;
1684 struct evsel *evsel;
1685 FILE *fp;
1686 };
1687
1688 static void script_print_metric(struct perf_stat_config *config __maybe_unused,
1689 void *ctx, const char *color,
1690 const char *fmt,
1691 const char *unit, double val)
1692 {
1693 struct metric_ctx *mctx = ctx;
1694
1695 if (!fmt)
1696 return;
1697 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1698 PERF_RECORD_SAMPLE, mctx->fp);
1699 fputs("\tmetric: ", mctx->fp);
1700 if (color)
1701 color_fprintf(mctx->fp, color, fmt, val);
1702 else
1703 printf(fmt, val);
1704 fprintf(mctx->fp, " %s\n", unit);
1705 }
1706
1707 static void script_new_line(struct perf_stat_config *config __maybe_unused,
1708 void *ctx)
1709 {
1710 struct metric_ctx *mctx = ctx;
1711
1712 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1713 PERF_RECORD_SAMPLE, mctx->fp);
1714 fputs("\tmetric: ", mctx->fp);
1715 }
1716
1717 static void perf_sample__fprint_metric(struct perf_script *script,
1718 struct thread *thread,
1719 struct evsel *evsel,
1720 struct perf_sample *sample,
1721 FILE *fp)
1722 {
1723 struct perf_stat_output_ctx ctx = {
1724 .print_metric = script_print_metric,
1725 .new_line = script_new_line,
1726 .ctx = &(struct metric_ctx) {
1727 .sample = sample,
1728 .thread = thread,
1729 .evsel = evsel,
1730 .fp = fp,
1731 },
1732 .force_header = false,
1733 };
1734 struct evsel *ev2;
1735 u64 val;
1736
1737 if (!evsel->stats)
1738 perf_evlist__alloc_stats(script->session->evlist, false);
1739 if (evsel_script(evsel->leader)->gnum++ == 0)
1740 perf_stat__reset_shadow_stats();
1741 val = sample->period * evsel->scale;
1742 perf_stat__update_shadow_stats(evsel,
1743 val,
1744 sample->cpu,
1745 &rt_stat);
1746 evsel_script(evsel)->val = val;
1747 if (evsel_script(evsel->leader)->gnum == evsel->leader->core.nr_members) {
1748 for_each_group_member (ev2, evsel->leader) {
1749 perf_stat__print_shadow_stats(&stat_config, ev2,
1750 evsel_script(ev2)->val,
1751 sample->cpu,
1752 &ctx,
1753 NULL,
1754 &rt_stat);
1755 }
1756 evsel_script(evsel->leader)->gnum = 0;
1757 }
1758 }
1759
1760 static bool show_event(struct perf_sample *sample,
1761 struct evsel *evsel,
1762 struct thread *thread,
1763 struct addr_location *al)
1764 {
1765 int depth = thread_stack__depth(thread, sample->cpu);
1766
1767 if (!symbol_conf.graph_function)
1768 return true;
1769
1770 if (thread->filter) {
1771 if (depth <= thread->filter_entry_depth) {
1772 thread->filter = false;
1773 return false;
1774 }
1775 return true;
1776 } else {
1777 const char *s = symbol_conf.graph_function;
1778 u64 ip;
1779 const char *name = resolve_branch_sym(sample, evsel, thread, al,
1780 &ip);
1781 unsigned nlen;
1782
1783 if (!name)
1784 return false;
1785 nlen = strlen(name);
1786 while (*s) {
1787 unsigned len = strcspn(s, ",");
1788 if (nlen == len && !strncmp(name, s, len)) {
1789 thread->filter = true;
1790 thread->filter_entry_depth = depth;
1791 return true;
1792 }
1793 s += len;
1794 if (*s == ',')
1795 s++;
1796 }
1797 return false;
1798 }
1799 }
1800
1801 static void process_event(struct perf_script *script,
1802 struct perf_sample *sample, struct evsel *evsel,
1803 struct addr_location *al,
1804 struct machine *machine)
1805 {
1806 struct thread *thread = al->thread;
1807 struct perf_event_attr *attr = &evsel->core.attr;
1808 unsigned int type = output_type(attr->type);
1809 struct evsel_script *es = evsel->priv;
1810 FILE *fp = es->fp;
1811
1812 if (output[type].fields == 0)
1813 return;
1814
1815 if (!show_event(sample, evsel, thread, al))
1816 return;
1817
1818 if (evswitch__discard(&script->evswitch, evsel))
1819 return;
1820
1821 ++es->samples;
1822
1823 perf_sample__fprintf_start(sample, thread, evsel,
1824 PERF_RECORD_SAMPLE, fp);
1825
1826 if (PRINT_FIELD(PERIOD))
1827 fprintf(fp, "%10" PRIu64 " ", sample->period);
1828
1829 if (PRINT_FIELD(EVNAME)) {
1830 const char *evname = perf_evsel__name(evsel);
1831
1832 if (!script->name_width)
1833 script->name_width = perf_evlist__max_name_len(script->session->evlist);
1834
1835 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
1836 }
1837
1838 if (print_flags)
1839 perf_sample__fprintf_flags(sample->flags, fp);
1840
1841 if (is_bts_event(attr)) {
1842 perf_sample__fprintf_bts(sample, evsel, thread, al, machine, fp);
1843 return;
1844 }
1845
1846 if (PRINT_FIELD(TRACE) && sample->raw_data) {
1847 event_format__fprintf(evsel->tp_format, sample->cpu,
1848 sample->raw_data, sample->raw_size, fp);
1849 }
1850
1851 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
1852 perf_sample__fprintf_synth(sample, evsel, fp);
1853
1854 if (PRINT_FIELD(ADDR))
1855 perf_sample__fprintf_addr(sample, thread, attr, fp);
1856
1857 if (PRINT_FIELD(DATA_SRC))
1858 data_src__fprintf(sample->data_src, fp);
1859
1860 if (PRINT_FIELD(WEIGHT))
1861 fprintf(fp, "%16" PRIu64, sample->weight);
1862
1863 if (PRINT_FIELD(IP)) {
1864 struct callchain_cursor *cursor = NULL;
1865
1866 if (symbol_conf.use_callchain && sample->callchain &&
1867 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1868 sample, NULL, NULL, scripting_max_stack) == 0)
1869 cursor = &callchain_cursor;
1870
1871 fputc(cursor ? '\n' : ' ', fp);
1872 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor,
1873 symbol_conf.bt_stop_list, fp);
1874 }
1875
1876 if (PRINT_FIELD(IREGS))
1877 perf_sample__fprintf_iregs(sample, attr, fp);
1878
1879 if (PRINT_FIELD(UREGS))
1880 perf_sample__fprintf_uregs(sample, attr, fp);
1881
1882 if (PRINT_FIELD(BRSTACK))
1883 perf_sample__fprintf_brstack(sample, thread, attr, fp);
1884 else if (PRINT_FIELD(BRSTACKSYM))
1885 perf_sample__fprintf_brstacksym(sample, thread, attr, fp);
1886 else if (PRINT_FIELD(BRSTACKOFF))
1887 perf_sample__fprintf_brstackoff(sample, thread, attr, fp);
1888
1889 if (perf_evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT))
1890 perf_sample__fprintf_bpf_output(sample, fp);
1891 perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1892
1893 if (PRINT_FIELD(PHYS_ADDR))
1894 fprintf(fp, "%16" PRIx64, sample->phys_addr);
1895
1896 perf_sample__fprintf_ipc(sample, attr, fp);
1897
1898 fprintf(fp, "\n");
1899
1900 if (PRINT_FIELD(SRCCODE)) {
1901 if (map__fprintf_srccode(al->map, al->addr, stdout,
1902 &thread->srccode_state))
1903 printf("\n");
1904 }
1905
1906 if (PRINT_FIELD(METRIC))
1907 perf_sample__fprint_metric(script, thread, evsel, sample, fp);
1908
1909 if (verbose)
1910 fflush(fp);
1911 }
1912
1913 static struct scripting_ops *scripting_ops;
1914
1915 static void __process_stat(struct evsel *counter, u64 tstamp)
1916 {
1917 int nthreads = perf_thread_map__nr(counter->core.threads);
1918 int ncpus = perf_evsel__nr_cpus(counter);
1919 int cpu, thread;
1920 static int header_printed;
1921
1922 if (counter->core.system_wide)
1923 nthreads = 1;
1924
1925 if (!header_printed) {
1926 printf("%3s %8s %15s %15s %15s %15s %s\n",
1927 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
1928 header_printed = 1;
1929 }
1930
1931 for (thread = 0; thread < nthreads; thread++) {
1932 for (cpu = 0; cpu < ncpus; cpu++) {
1933 struct perf_counts_values *counts;
1934
1935 counts = perf_counts(counter->counts, cpu, thread);
1936
1937 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
1938 counter->core.cpus->map[cpu],
1939 perf_thread_map__pid(counter->core.threads, thread),
1940 counts->val,
1941 counts->ena,
1942 counts->run,
1943 tstamp,
1944 perf_evsel__name(counter));
1945 }
1946 }
1947 }
1948
1949 static void process_stat(struct evsel *counter, u64 tstamp)
1950 {
1951 if (scripting_ops && scripting_ops->process_stat)
1952 scripting_ops->process_stat(&stat_config, counter, tstamp);
1953 else
1954 __process_stat(counter, tstamp);
1955 }
1956
1957 static void process_stat_interval(u64 tstamp)
1958 {
1959 if (scripting_ops && scripting_ops->process_stat_interval)
1960 scripting_ops->process_stat_interval(tstamp);
1961 }
1962
1963 static void setup_scripting(void)
1964 {
1965 setup_perl_scripting();
1966 setup_python_scripting();
1967 }
1968
1969 static int flush_scripting(void)
1970 {
1971 return scripting_ops ? scripting_ops->flush_script() : 0;
1972 }
1973
1974 static int cleanup_scripting(void)
1975 {
1976 pr_debug("\nperf script stopped\n");
1977
1978 return scripting_ops ? scripting_ops->stop_script() : 0;
1979 }
1980
1981 static bool filter_cpu(struct perf_sample *sample)
1982 {
1983 if (cpu_list)
1984 return !test_bit(sample->cpu, cpu_bitmap);
1985 return false;
1986 }
1987
1988 static int process_sample_event(struct perf_tool *tool,
1989 union perf_event *event,
1990 struct perf_sample *sample,
1991 struct evsel *evsel,
1992 struct machine *machine)
1993 {
1994 struct perf_script *scr = container_of(tool, struct perf_script, tool);
1995 struct addr_location al;
1996
1997 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
1998 sample->time)) {
1999 return 0;
2000 }
2001
2002 if (debug_mode) {
2003 if (sample->time < last_timestamp) {
2004 pr_err("Samples misordered, previous: %" PRIu64
2005 " this: %" PRIu64 "\n", last_timestamp,
2006 sample->time);
2007 nr_unordered++;
2008 }
2009 last_timestamp = sample->time;
2010 return 0;
2011 }
2012
2013 if (machine__resolve(machine, &al, sample) < 0) {
2014 pr_err("problem processing %d event, skipping it.\n",
2015 event->header.type);
2016 return -1;
2017 }
2018
2019 if (al.filtered)
2020 goto out_put;
2021
2022 if (filter_cpu(sample))
2023 goto out_put;
2024
2025 if (scripting_ops)
2026 scripting_ops->process_event(event, sample, evsel, &al);
2027 else
2028 process_event(scr, sample, evsel, &al, machine);
2029
2030 out_put:
2031 addr_location__put(&al);
2032 return 0;
2033 }
2034
2035 static int process_attr(struct perf_tool *tool, union perf_event *event,
2036 struct evlist **pevlist)
2037 {
2038 struct perf_script *scr = container_of(tool, struct perf_script, tool);
2039 struct evlist *evlist;
2040 struct evsel *evsel, *pos;
2041 int err;
2042 static struct evsel_script *es;
2043
2044 err = perf_event__process_attr(tool, event, pevlist);
2045 if (err)
2046 return err;
2047
2048 evlist = *pevlist;
2049 evsel = evlist__last(*pevlist);
2050
2051 if (!evsel->priv) {
2052 if (scr->per_event_dump) {
2053 evsel->priv = perf_evsel_script__new(evsel,
2054 scr->session->data);
2055 } else {
2056 es = zalloc(sizeof(*es));
2057 if (!es)
2058 return -ENOMEM;
2059 es->fp = stdout;
2060 evsel->priv = es;
2061 }
2062 }
2063
2064 if (evsel->core.attr.type >= PERF_TYPE_MAX &&
2065 evsel->core.attr.type != PERF_TYPE_SYNTH)
2066 return 0;
2067
2068 evlist__for_each_entry(evlist, pos) {
2069 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel)
2070 return 0;
2071 }
2072
2073 set_print_ip_opts(&evsel->core.attr);
2074
2075 if (evsel->core.attr.sample_type)
2076 err = perf_evsel__check_attr(evsel, scr->session);
2077
2078 return err;
2079 }
2080
2081 static int process_comm_event(struct perf_tool *tool,
2082 union perf_event *event,
2083 struct perf_sample *sample,
2084 struct machine *machine)
2085 {
2086 struct thread *thread;
2087 struct perf_script *script = container_of(tool, struct perf_script, tool);
2088 struct perf_session *session = script->session;
2089 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2090 int ret = -1;
2091
2092 thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid);
2093 if (thread == NULL) {
2094 pr_debug("problem processing COMM event, skipping it.\n");
2095 return -1;
2096 }
2097
2098 if (perf_event__process_comm(tool, event, sample, machine) < 0)
2099 goto out;
2100
2101 if (!evsel->core.attr.sample_id_all) {
2102 sample->cpu = 0;
2103 sample->time = 0;
2104 sample->tid = event->comm.tid;
2105 sample->pid = event->comm.pid;
2106 }
2107 if (!filter_cpu(sample)) {
2108 perf_sample__fprintf_start(sample, thread, evsel,
2109 PERF_RECORD_COMM, stdout);
2110 perf_event__fprintf(event, stdout);
2111 }
2112 ret = 0;
2113 out:
2114 thread__put(thread);
2115 return ret;
2116 }
2117
2118 static int process_namespaces_event(struct perf_tool *tool,
2119 union perf_event *event,
2120 struct perf_sample *sample,
2121 struct machine *machine)
2122 {
2123 struct thread *thread;
2124 struct perf_script *script = container_of(tool, struct perf_script, tool);
2125 struct perf_session *session = script->session;
2126 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2127 int ret = -1;
2128
2129 thread = machine__findnew_thread(machine, event->namespaces.pid,
2130 event->namespaces.tid);
2131 if (thread == NULL) {
2132 pr_debug("problem processing NAMESPACES event, skipping it.\n");
2133 return -1;
2134 }
2135
2136 if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2137 goto out;
2138
2139 if (!evsel->core.attr.sample_id_all) {
2140 sample->cpu = 0;
2141 sample->time = 0;
2142 sample->tid = event->namespaces.tid;
2143 sample->pid = event->namespaces.pid;
2144 }
2145 if (!filter_cpu(sample)) {
2146 perf_sample__fprintf_start(sample, thread, evsel,
2147 PERF_RECORD_NAMESPACES, stdout);
2148 perf_event__fprintf(event, stdout);
2149 }
2150 ret = 0;
2151 out:
2152 thread__put(thread);
2153 return ret;
2154 }
2155
2156 static int process_fork_event(struct perf_tool *tool,
2157 union perf_event *event,
2158 struct perf_sample *sample,
2159 struct machine *machine)
2160 {
2161 struct thread *thread;
2162 struct perf_script *script = container_of(tool, struct perf_script, tool);
2163 struct perf_session *session = script->session;
2164 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2165
2166 if (perf_event__process_fork(tool, event, sample, machine) < 0)
2167 return -1;
2168
2169 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2170 if (thread == NULL) {
2171 pr_debug("problem processing FORK event, skipping it.\n");
2172 return -1;
2173 }
2174
2175 if (!evsel->core.attr.sample_id_all) {
2176 sample->cpu = 0;
2177 sample->time = event->fork.time;
2178 sample->tid = event->fork.tid;
2179 sample->pid = event->fork.pid;
2180 }
2181 if (!filter_cpu(sample)) {
2182 perf_sample__fprintf_start(sample, thread, evsel,
2183 PERF_RECORD_FORK, stdout);
2184 perf_event__fprintf(event, stdout);
2185 }
2186 thread__put(thread);
2187
2188 return 0;
2189 }
2190 static int process_exit_event(struct perf_tool *tool,
2191 union perf_event *event,
2192 struct perf_sample *sample,
2193 struct machine *machine)
2194 {
2195 int err = 0;
2196 struct thread *thread;
2197 struct perf_script *script = container_of(tool, struct perf_script, tool);
2198 struct perf_session *session = script->session;
2199 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2200
2201 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2202 if (thread == NULL) {
2203 pr_debug("problem processing EXIT event, skipping it.\n");
2204 return -1;
2205 }
2206
2207 if (!evsel->core.attr.sample_id_all) {
2208 sample->cpu = 0;
2209 sample->time = 0;
2210 sample->tid = event->fork.tid;
2211 sample->pid = event->fork.pid;
2212 }
2213 if (!filter_cpu(sample)) {
2214 perf_sample__fprintf_start(sample, thread, evsel,
2215 PERF_RECORD_EXIT, stdout);
2216 perf_event__fprintf(event, stdout);
2217 }
2218
2219 if (perf_event__process_exit(tool, event, sample, machine) < 0)
2220 err = -1;
2221
2222 thread__put(thread);
2223 return err;
2224 }
2225
2226 static int process_mmap_event(struct perf_tool *tool,
2227 union perf_event *event,
2228 struct perf_sample *sample,
2229 struct machine *machine)
2230 {
2231 struct thread *thread;
2232 struct perf_script *script = container_of(tool, struct perf_script, tool);
2233 struct perf_session *session = script->session;
2234 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2235
2236 if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2237 return -1;
2238
2239 thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid);
2240 if (thread == NULL) {
2241 pr_debug("problem processing MMAP event, skipping it.\n");
2242 return -1;
2243 }
2244
2245 if (!evsel->core.attr.sample_id_all) {
2246 sample->cpu = 0;
2247 sample->time = 0;
2248 sample->tid = event->mmap.tid;
2249 sample->pid = event->mmap.pid;
2250 }
2251 if (!filter_cpu(sample)) {
2252 perf_sample__fprintf_start(sample, thread, evsel,
2253 PERF_RECORD_MMAP, stdout);
2254 perf_event__fprintf(event, stdout);
2255 }
2256 thread__put(thread);
2257 return 0;
2258 }
2259
2260 static int process_mmap2_event(struct perf_tool *tool,
2261 union perf_event *event,
2262 struct perf_sample *sample,
2263 struct machine *machine)
2264 {
2265 struct thread *thread;
2266 struct perf_script *script = container_of(tool, struct perf_script, tool);
2267 struct perf_session *session = script->session;
2268 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2269
2270 if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2271 return -1;
2272
2273 thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid);
2274 if (thread == NULL) {
2275 pr_debug("problem processing MMAP2 event, skipping it.\n");
2276 return -1;
2277 }
2278
2279 if (!evsel->core.attr.sample_id_all) {
2280 sample->cpu = 0;
2281 sample->time = 0;
2282 sample->tid = event->mmap2.tid;
2283 sample->pid = event->mmap2.pid;
2284 }
2285 if (!filter_cpu(sample)) {
2286 perf_sample__fprintf_start(sample, thread, evsel,
2287 PERF_RECORD_MMAP2, stdout);
2288 perf_event__fprintf(event, stdout);
2289 }
2290 thread__put(thread);
2291 return 0;
2292 }
2293
2294 static int process_switch_event(struct perf_tool *tool,
2295 union perf_event *event,
2296 struct perf_sample *sample,
2297 struct machine *machine)
2298 {
2299 struct thread *thread;
2300 struct perf_script *script = container_of(tool, struct perf_script, tool);
2301 struct perf_session *session = script->session;
2302 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2303
2304 if (perf_event__process_switch(tool, event, sample, machine) < 0)
2305 return -1;
2306
2307 if (scripting_ops && scripting_ops->process_switch)
2308 scripting_ops->process_switch(event, sample, machine);
2309
2310 if (!script->show_switch_events)
2311 return 0;
2312
2313 thread = machine__findnew_thread(machine, sample->pid,
2314 sample->tid);
2315 if (thread == NULL) {
2316 pr_debug("problem processing SWITCH event, skipping it.\n");
2317 return -1;
2318 }
2319
2320 if (!filter_cpu(sample)) {
2321 perf_sample__fprintf_start(sample, thread, evsel,
2322 PERF_RECORD_SWITCH, stdout);
2323 perf_event__fprintf(event, stdout);
2324 }
2325 thread__put(thread);
2326 return 0;
2327 }
2328
2329 static int
2330 process_lost_event(struct perf_tool *tool,
2331 union perf_event *event,
2332 struct perf_sample *sample,
2333 struct machine *machine)
2334 {
2335 struct perf_script *script = container_of(tool, struct perf_script, tool);
2336 struct perf_session *session = script->session;
2337 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2338 struct thread *thread;
2339
2340 thread = machine__findnew_thread(machine, sample->pid,
2341 sample->tid);
2342 if (thread == NULL)
2343 return -1;
2344
2345 if (!filter_cpu(sample)) {
2346 perf_sample__fprintf_start(sample, thread, evsel,
2347 PERF_RECORD_LOST, stdout);
2348 perf_event__fprintf(event, stdout);
2349 }
2350 thread__put(thread);
2351 return 0;
2352 }
2353
2354 static int
2355 process_finished_round_event(struct perf_tool *tool __maybe_unused,
2356 union perf_event *event,
2357 struct ordered_events *oe __maybe_unused)
2358
2359 {
2360 perf_event__fprintf(event, stdout);
2361 return 0;
2362 }
2363
2364 static int
2365 process_bpf_events(struct perf_tool *tool __maybe_unused,
2366 union perf_event *event,
2367 struct perf_sample *sample,
2368 struct machine *machine)
2369 {
2370 struct thread *thread;
2371 struct perf_script *script = container_of(tool, struct perf_script, tool);
2372 struct perf_session *session = script->session;
2373 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2374
2375 if (machine__process_ksymbol(machine, event, sample) < 0)
2376 return -1;
2377
2378 if (!evsel->core.attr.sample_id_all) {
2379 perf_event__fprintf(event, stdout);
2380 return 0;
2381 }
2382
2383 thread = machine__findnew_thread(machine, sample->pid, sample->tid);
2384 if (thread == NULL) {
2385 pr_debug("problem processing MMAP event, skipping it.\n");
2386 return -1;
2387 }
2388
2389 if (!filter_cpu(sample)) {
2390 perf_sample__fprintf_start(sample, thread, evsel,
2391 event->header.type, stdout);
2392 perf_event__fprintf(event, stdout);
2393 }
2394
2395 thread__put(thread);
2396 return 0;
2397 }
2398
2399 static void sig_handler(int sig __maybe_unused)
2400 {
2401 session_done = 1;
2402 }
2403
2404 static void perf_script__fclose_per_event_dump(struct perf_script *script)
2405 {
2406 struct evlist *evlist = script->session->evlist;
2407 struct evsel *evsel;
2408
2409 evlist__for_each_entry(evlist, evsel) {
2410 if (!evsel->priv)
2411 break;
2412 perf_evsel_script__delete(evsel->priv);
2413 evsel->priv = NULL;
2414 }
2415 }
2416
2417 static int perf_script__fopen_per_event_dump(struct perf_script *script)
2418 {
2419 struct evsel *evsel;
2420
2421 evlist__for_each_entry(script->session->evlist, evsel) {
2422 /*
2423 * Already setup? I.e. we may be called twice in cases like
2424 * Intel PT, one for the intel_pt// and dummy events, then
2425 * for the evsels syntheized from the auxtrace info.
2426 *
2427 * Ses perf_script__process_auxtrace_info.
2428 */
2429 if (evsel->priv != NULL)
2430 continue;
2431
2432 evsel->priv = perf_evsel_script__new(evsel, script->session->data);
2433 if (evsel->priv == NULL)
2434 goto out_err_fclose;
2435 }
2436
2437 return 0;
2438
2439 out_err_fclose:
2440 perf_script__fclose_per_event_dump(script);
2441 return -1;
2442 }
2443
2444 static int perf_script__setup_per_event_dump(struct perf_script *script)
2445 {
2446 struct evsel *evsel;
2447 static struct evsel_script es_stdout;
2448
2449 if (script->per_event_dump)
2450 return perf_script__fopen_per_event_dump(script);
2451
2452 es_stdout.fp = stdout;
2453
2454 evlist__for_each_entry(script->session->evlist, evsel)
2455 evsel->priv = &es_stdout;
2456
2457 return 0;
2458 }
2459
2460 static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
2461 {
2462 struct evsel *evsel;
2463
2464 evlist__for_each_entry(script->session->evlist, evsel) {
2465 struct evsel_script *es = evsel->priv;
2466
2467 perf_evsel_script__fprintf(es, stdout);
2468 perf_evsel_script__delete(es);
2469 evsel->priv = NULL;
2470 }
2471 }
2472
2473 static int __cmd_script(struct perf_script *script)
2474 {
2475 int ret;
2476
2477 signal(SIGINT, sig_handler);
2478
2479 perf_stat__init_shadow_stats();
2480
2481 /* override event processing functions */
2482 if (script->show_task_events) {
2483 script->tool.comm = process_comm_event;
2484 script->tool.fork = process_fork_event;
2485 script->tool.exit = process_exit_event;
2486 }
2487 if (script->show_mmap_events) {
2488 script->tool.mmap = process_mmap_event;
2489 script->tool.mmap2 = process_mmap2_event;
2490 }
2491 if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch))
2492 script->tool.context_switch = process_switch_event;
2493 if (script->show_namespace_events)
2494 script->tool.namespaces = process_namespaces_event;
2495 if (script->show_lost_events)
2496 script->tool.lost = process_lost_event;
2497 if (script->show_round_events) {
2498 script->tool.ordered_events = false;
2499 script->tool.finished_round = process_finished_round_event;
2500 }
2501 if (script->show_bpf_events) {
2502 script->tool.ksymbol = process_bpf_events;
2503 script->tool.bpf = process_bpf_events;
2504 }
2505
2506 if (perf_script__setup_per_event_dump(script)) {
2507 pr_err("Couldn't create the per event dump files\n");
2508 return -1;
2509 }
2510
2511 ret = perf_session__process_events(script->session);
2512
2513 if (script->per_event_dump)
2514 perf_script__exit_per_event_dump_stats(script);
2515
2516 if (debug_mode)
2517 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
2518
2519 return ret;
2520 }
2521
2522 struct script_spec {
2523 struct list_head node;
2524 struct scripting_ops *ops;
2525 char spec[0];
2526 };
2527
2528 static LIST_HEAD(script_specs);
2529
2530 static struct script_spec *script_spec__new(const char *spec,
2531 struct scripting_ops *ops)
2532 {
2533 struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1);
2534
2535 if (s != NULL) {
2536 strcpy(s->spec, spec);
2537 s->ops = ops;
2538 }
2539
2540 return s;
2541 }
2542
2543 static void script_spec__add(struct script_spec *s)
2544 {
2545 list_add_tail(&s->node, &script_specs);
2546 }
2547
2548 static struct script_spec *script_spec__find(const char *spec)
2549 {
2550 struct script_spec *s;
2551
2552 list_for_each_entry(s, &script_specs, node)
2553 if (strcasecmp(s->spec, spec) == 0)
2554 return s;
2555 return NULL;
2556 }
2557
2558 int script_spec_register(const char *spec, struct scripting_ops *ops)
2559 {
2560 struct script_spec *s;
2561
2562 s = script_spec__find(spec);
2563 if (s)
2564 return -1;
2565
2566 s = script_spec__new(spec, ops);
2567 if (!s)
2568 return -1;
2569 else
2570 script_spec__add(s);
2571
2572 return 0;
2573 }
2574
2575 static struct scripting_ops *script_spec__lookup(const char *spec)
2576 {
2577 struct script_spec *s = script_spec__find(spec);
2578 if (!s)
2579 return NULL;
2580
2581 return s->ops;
2582 }
2583
2584 static void list_available_languages(void)
2585 {
2586 struct script_spec *s;
2587
2588 fprintf(stderr, "\n");
2589 fprintf(stderr, "Scripting language extensions (used in "
2590 "perf script -s [spec:]script.[spec]):\n\n");
2591
2592 list_for_each_entry(s, &script_specs, node)
2593 fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name);
2594
2595 fprintf(stderr, "\n");
2596 }
2597
2598 static int parse_scriptname(const struct option *opt __maybe_unused,
2599 const char *str, int unset __maybe_unused)
2600 {
2601 char spec[PATH_MAX];
2602 const char *script, *ext;
2603 int len;
2604
2605 if (strcmp(str, "lang") == 0) {
2606 list_available_languages();
2607 exit(0);
2608 }
2609
2610 script = strchr(str, ':');
2611 if (script) {
2612 len = script - str;
2613 if (len >= PATH_MAX) {
2614 fprintf(stderr, "invalid language specifier");
2615 return -1;
2616 }
2617 strncpy(spec, str, len);
2618 spec[len] = '\0';
2619 scripting_ops = script_spec__lookup(spec);
2620 if (!scripting_ops) {
2621 fprintf(stderr, "invalid language specifier");
2622 return -1;
2623 }
2624 script++;
2625 } else {
2626 script = str;
2627 ext = strrchr(script, '.');
2628 if (!ext) {
2629 fprintf(stderr, "invalid script extension");
2630 return -1;
2631 }
2632 scripting_ops = script_spec__lookup(++ext);
2633 if (!scripting_ops) {
2634 fprintf(stderr, "invalid script extension");
2635 return -1;
2636 }
2637 }
2638
2639 script_name = strdup(script);
2640
2641 return 0;
2642 }
2643
2644 static int parse_output_fields(const struct option *opt __maybe_unused,
2645 const char *arg, int unset __maybe_unused)
2646 {
2647 char *tok, *strtok_saveptr = NULL;
2648 int i, imax = ARRAY_SIZE(all_output_options);
2649 int j;
2650 int rc = 0;
2651 char *str = strdup(arg);
2652 int type = -1;
2653 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
2654
2655 if (!str)
2656 return -ENOMEM;
2657
2658 /* first word can state for which event type the user is specifying
2659 * the fields. If no type exists, the specified fields apply to all
2660 * event types found in the file minus the invalid fields for a type.
2661 */
2662 tok = strchr(str, ':');
2663 if (tok) {
2664 *tok = '\0';
2665 tok++;
2666 if (!strcmp(str, "hw"))
2667 type = PERF_TYPE_HARDWARE;
2668 else if (!strcmp(str, "sw"))
2669 type = PERF_TYPE_SOFTWARE;
2670 else if (!strcmp(str, "trace"))
2671 type = PERF_TYPE_TRACEPOINT;
2672 else if (!strcmp(str, "raw"))
2673 type = PERF_TYPE_RAW;
2674 else if (!strcmp(str, "break"))
2675 type = PERF_TYPE_BREAKPOINT;
2676 else if (!strcmp(str, "synth"))
2677 type = OUTPUT_TYPE_SYNTH;
2678 else {
2679 fprintf(stderr, "Invalid event type in field string.\n");
2680 rc = -EINVAL;
2681 goto out;
2682 }
2683
2684 if (output[type].user_set)
2685 pr_warning("Overriding previous field request for %s events.\n",
2686 event_type(type));
2687
2688 /* Don't override defaults for +- */
2689 if (strchr(tok, '+') || strchr(tok, '-'))
2690 goto parse;
2691
2692 output[type].fields = 0;
2693 output[type].user_set = true;
2694 output[type].wildcard_set = false;
2695
2696 } else {
2697 tok = str;
2698 if (strlen(str) == 0) {
2699 fprintf(stderr,
2700 "Cannot set fields to 'none' for all event types.\n");
2701 rc = -EINVAL;
2702 goto out;
2703 }
2704
2705 /* Don't override defaults for +- */
2706 if (strchr(str, '+') || strchr(str, '-'))
2707 goto parse;
2708
2709 if (output_set_by_user())
2710 pr_warning("Overriding previous field request for all events.\n");
2711
2712 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2713 output[j].fields = 0;
2714 output[j].user_set = true;
2715 output[j].wildcard_set = true;
2716 }
2717 }
2718
2719 parse:
2720 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
2721 if (*tok == '+') {
2722 if (change == SET)
2723 goto out_badmix;
2724 change = ADD;
2725 tok++;
2726 } else if (*tok == '-') {
2727 if (change == SET)
2728 goto out_badmix;
2729 change = REMOVE;
2730 tok++;
2731 } else {
2732 if (change != SET && change != DEFAULT)
2733 goto out_badmix;
2734 change = SET;
2735 }
2736
2737 for (i = 0; i < imax; ++i) {
2738 if (strcmp(tok, all_output_options[i].str) == 0)
2739 break;
2740 }
2741 if (i == imax && strcmp(tok, "flags") == 0) {
2742 print_flags = change == REMOVE ? false : true;
2743 continue;
2744 }
2745 if (i == imax) {
2746 fprintf(stderr, "Invalid field requested.\n");
2747 rc = -EINVAL;
2748 goto out;
2749 }
2750
2751 if (type == -1) {
2752 /* add user option to all events types for
2753 * which it is valid
2754 */
2755 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2756 if (output[j].invalid_fields & all_output_options[i].field) {
2757 pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
2758 all_output_options[i].str, event_type(j));
2759 } else {
2760 if (change == REMOVE) {
2761 output[j].fields &= ~all_output_options[i].field;
2762 output[j].user_set_fields &= ~all_output_options[i].field;
2763 } else {
2764 output[j].fields |= all_output_options[i].field;
2765 output[j].user_set_fields |= all_output_options[i].field;
2766 }
2767 output[j].user_set = true;
2768 output[j].wildcard_set = true;
2769 }
2770 }
2771 } else {
2772 if (output[type].invalid_fields & all_output_options[i].field) {
2773 fprintf(stderr, "\'%s\' not valid for %s events.\n",
2774 all_output_options[i].str, event_type(type));
2775
2776 rc = -EINVAL;
2777 goto out;
2778 }
2779 if (change == REMOVE)
2780 output[type].fields &= ~all_output_options[i].field;
2781 else
2782 output[type].fields |= all_output_options[i].field;
2783 output[type].user_set = true;
2784 output[type].wildcard_set = true;
2785 }
2786 }
2787
2788 if (type >= 0) {
2789 if (output[type].fields == 0) {
2790 pr_debug("No fields requested for %s type. "
2791 "Events will not be displayed.\n", event_type(type));
2792 }
2793 }
2794 goto out;
2795
2796 out_badmix:
2797 fprintf(stderr, "Cannot mix +-field with overridden fields\n");
2798 rc = -EINVAL;
2799 out:
2800 free(str);
2801 return rc;
2802 }
2803
2804 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \
2805 while ((lang_dirent = readdir(scripts_dir)) != NULL) \
2806 if ((lang_dirent->d_type == DT_DIR || \
2807 (lang_dirent->d_type == DT_UNKNOWN && \
2808 is_directory(scripts_path, lang_dirent))) && \
2809 (strcmp(lang_dirent->d_name, ".")) && \
2810 (strcmp(lang_dirent->d_name, "..")))
2811
2812 #define for_each_script(lang_path, lang_dir, script_dirent) \
2813 while ((script_dirent = readdir(lang_dir)) != NULL) \
2814 if (script_dirent->d_type != DT_DIR && \
2815 (script_dirent->d_type != DT_UNKNOWN || \
2816 !is_directory(lang_path, script_dirent)))
2817
2818
2819 #define RECORD_SUFFIX "-record"
2820 #define REPORT_SUFFIX "-report"
2821
2822 struct script_desc {
2823 struct list_head node;
2824 char *name;
2825 char *half_liner;
2826 char *args;
2827 };
2828
2829 static LIST_HEAD(script_descs);
2830
2831 static struct script_desc *script_desc__new(const char *name)
2832 {
2833 struct script_desc *s = zalloc(sizeof(*s));
2834
2835 if (s != NULL && name)
2836 s->name = strdup(name);
2837
2838 return s;
2839 }
2840
2841 static void script_desc__delete(struct script_desc *s)
2842 {
2843 zfree(&s->name);
2844 zfree(&s->half_liner);
2845 zfree(&s->args);
2846 free(s);
2847 }
2848
2849 static void script_desc__add(struct script_desc *s)
2850 {
2851 list_add_tail(&s->node, &script_descs);
2852 }
2853
2854 static struct script_desc *script_desc__find(const char *name)
2855 {
2856 struct script_desc *s;
2857
2858 list_for_each_entry(s, &script_descs, node)
2859 if (strcasecmp(s->name, name) == 0)
2860 return s;
2861 return NULL;
2862 }
2863
2864 static struct script_desc *script_desc__findnew(const char *name)
2865 {
2866 struct script_desc *s = script_desc__find(name);
2867
2868 if (s)
2869 return s;
2870
2871 s = script_desc__new(name);
2872 if (!s)
2873 return NULL;
2874
2875 script_desc__add(s);
2876
2877 return s;
2878 }
2879
2880 static const char *ends_with(const char *str, const char *suffix)
2881 {
2882 size_t suffix_len = strlen(suffix);
2883 const char *p = str;
2884
2885 if (strlen(str) > suffix_len) {
2886 p = str + strlen(str) - suffix_len;
2887 if (!strncmp(p, suffix, suffix_len))
2888 return p;
2889 }
2890
2891 return NULL;
2892 }
2893
2894 static int read_script_info(struct script_desc *desc, const char *filename)
2895 {
2896 char line[BUFSIZ], *p;
2897 FILE *fp;
2898
2899 fp = fopen(filename, "r");
2900 if (!fp)
2901 return -1;
2902
2903 while (fgets(line, sizeof(line), fp)) {
2904 p = skip_spaces(line);
2905 if (strlen(p) == 0)
2906 continue;
2907 if (*p != '#')
2908 continue;
2909 p++;
2910 if (strlen(p) && *p == '!')
2911 continue;
2912
2913 p = skip_spaces(p);
2914 if (strlen(p) && p[strlen(p) - 1] == '\n')
2915 p[strlen(p) - 1] = '\0';
2916
2917 if (!strncmp(p, "description:", strlen("description:"))) {
2918 p += strlen("description:");
2919 desc->half_liner = strdup(skip_spaces(p));
2920 continue;
2921 }
2922
2923 if (!strncmp(p, "args:", strlen("args:"))) {
2924 p += strlen("args:");
2925 desc->args = strdup(skip_spaces(p));
2926 continue;
2927 }
2928 }
2929
2930 fclose(fp);
2931
2932 return 0;
2933 }
2934
2935 static char *get_script_root(struct dirent *script_dirent, const char *suffix)
2936 {
2937 char *script_root, *str;
2938
2939 script_root = strdup(script_dirent->d_name);
2940 if (!script_root)
2941 return NULL;
2942
2943 str = (char *)ends_with(script_root, suffix);
2944 if (!str) {
2945 free(script_root);
2946 return NULL;
2947 }
2948
2949 *str = '\0';
2950 return script_root;
2951 }
2952
2953 static int list_available_scripts(const struct option *opt __maybe_unused,
2954 const char *s __maybe_unused,
2955 int unset __maybe_unused)
2956 {
2957 struct dirent *script_dirent, *lang_dirent;
2958 char scripts_path[MAXPATHLEN];
2959 DIR *scripts_dir, *lang_dir;
2960 char script_path[MAXPATHLEN];
2961 char lang_path[MAXPATHLEN];
2962 struct script_desc *desc;
2963 char first_half[BUFSIZ];
2964 char *script_root;
2965
2966 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
2967
2968 scripts_dir = opendir(scripts_path);
2969 if (!scripts_dir) {
2970 fprintf(stdout,
2971 "open(%s) failed.\n"
2972 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
2973 scripts_path);
2974 exit(-1);
2975 }
2976
2977 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
2978 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
2979 lang_dirent->d_name);
2980 lang_dir = opendir(lang_path);
2981 if (!lang_dir)
2982 continue;
2983
2984 for_each_script(lang_path, lang_dir, script_dirent) {
2985 script_root = get_script_root(script_dirent, REPORT_SUFFIX);
2986 if (script_root) {
2987 desc = script_desc__findnew(script_root);
2988 scnprintf(script_path, MAXPATHLEN, "%s/%s",
2989 lang_path, script_dirent->d_name);
2990 read_script_info(desc, script_path);
2991 free(script_root);
2992 }
2993 }
2994 }
2995
2996 fprintf(stdout, "List of available trace scripts:\n");
2997 list_for_each_entry(desc, &script_descs, node) {
2998 sprintf(first_half, "%s %s", desc->name,
2999 desc->args ? desc->args : "");
3000 fprintf(stdout, " %-36s %s\n", first_half,
3001 desc->half_liner ? desc->half_liner : "");
3002 }
3003
3004 exit(0);
3005 }
3006
3007 /*
3008 * Some scripts specify the required events in their "xxx-record" file,
3009 * this function will check if the events in perf.data match those
3010 * mentioned in the "xxx-record".
3011 *
3012 * Fixme: All existing "xxx-record" are all in good formats "-e event ",
3013 * which is covered well now. And new parsing code should be added to
3014 * cover the future complexing formats like event groups etc.
3015 */
3016 static int check_ev_match(char *dir_name, char *scriptname,
3017 struct perf_session *session)
3018 {
3019 char filename[MAXPATHLEN], evname[128];
3020 char line[BUFSIZ], *p;
3021 struct evsel *pos;
3022 int match, len;
3023 FILE *fp;
3024
3025 scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname);
3026
3027 fp = fopen(filename, "r");
3028 if (!fp)
3029 return -1;
3030
3031 while (fgets(line, sizeof(line), fp)) {
3032 p = skip_spaces(line);
3033 if (*p == '#')
3034 continue;
3035
3036 while (strlen(p)) {
3037 p = strstr(p, "-e");
3038 if (!p)
3039 break;
3040
3041 p += 2;
3042 p = skip_spaces(p);
3043 len = strcspn(p, " \t");
3044 if (!len)
3045 break;
3046
3047 snprintf(evname, len + 1, "%s", p);
3048
3049 match = 0;
3050 evlist__for_each_entry(session->evlist, pos) {
3051 if (!strcmp(perf_evsel__name(pos), evname)) {
3052 match = 1;
3053 break;
3054 }
3055 }
3056
3057 if (!match) {
3058 fclose(fp);
3059 return -1;
3060 }
3061 }
3062 }
3063
3064 fclose(fp);
3065 return 0;
3066 }
3067
3068 /*
3069 * Return -1 if none is found, otherwise the actual scripts number.
3070 *
3071 * Currently the only user of this function is the script browser, which
3072 * will list all statically runnable scripts, select one, execute it and
3073 * show the output in a perf browser.
3074 */
3075 int find_scripts(char **scripts_array, char **scripts_path_array, int num,
3076 int pathlen)
3077 {
3078 struct dirent *script_dirent, *lang_dirent;
3079 char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
3080 DIR *scripts_dir, *lang_dir;
3081 struct perf_session *session;
3082 struct perf_data data = {
3083 .path = input_name,
3084 .mode = PERF_DATA_MODE_READ,
3085 };
3086 char *temp;
3087 int i = 0;
3088
3089 session = perf_session__new(&data, false, NULL);
3090 if (IS_ERR(session))
3091 return PTR_ERR(session);
3092
3093 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3094
3095 scripts_dir = opendir(scripts_path);
3096 if (!scripts_dir) {
3097 perf_session__delete(session);
3098 return -1;
3099 }
3100
3101 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3102 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
3103 lang_dirent->d_name);
3104 #ifndef HAVE_LIBPERL_SUPPORT
3105 if (strstr(lang_path, "perl"))
3106 continue;
3107 #endif
3108 #ifndef HAVE_LIBPYTHON_SUPPORT
3109 if (strstr(lang_path, "python"))
3110 continue;
3111 #endif
3112
3113 lang_dir = opendir(lang_path);
3114 if (!lang_dir)
3115 continue;
3116
3117 for_each_script(lang_path, lang_dir, script_dirent) {
3118 /* Skip those real time scripts: xxxtop.p[yl] */
3119 if (strstr(script_dirent->d_name, "top."))
3120 continue;
3121 if (i >= num)
3122 break;
3123 snprintf(scripts_path_array[i], pathlen, "%s/%s",
3124 lang_path,
3125 script_dirent->d_name);
3126 temp = strchr(script_dirent->d_name, '.');
3127 snprintf(scripts_array[i],
3128 (temp - script_dirent->d_name) + 1,
3129 "%s", script_dirent->d_name);
3130
3131 if (check_ev_match(lang_path,
3132 scripts_array[i], session))
3133 continue;
3134
3135 i++;
3136 }
3137 closedir(lang_dir);
3138 }
3139
3140 closedir(scripts_dir);
3141 perf_session__delete(session);
3142 return i;
3143 }
3144
3145 static char *get_script_path(const char *script_root, const char *suffix)
3146 {
3147 struct dirent *script_dirent, *lang_dirent;
3148 char scripts_path[MAXPATHLEN];
3149 char script_path[MAXPATHLEN];
3150 DIR *scripts_dir, *lang_dir;
3151 char lang_path[MAXPATHLEN];
3152 char *__script_root;
3153
3154 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3155
3156 scripts_dir = opendir(scripts_path);
3157 if (!scripts_dir)
3158 return NULL;
3159
3160 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3161 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3162 lang_dirent->d_name);
3163 lang_dir = opendir(lang_path);
3164 if (!lang_dir)
3165 continue;
3166
3167 for_each_script(lang_path, lang_dir, script_dirent) {
3168 __script_root = get_script_root(script_dirent, suffix);
3169 if (__script_root && !strcmp(script_root, __script_root)) {
3170 free(__script_root);
3171 closedir(lang_dir);
3172 closedir(scripts_dir);
3173 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3174 lang_path, script_dirent->d_name);
3175 return strdup(script_path);
3176 }
3177 free(__script_root);
3178 }
3179 closedir(lang_dir);
3180 }
3181 closedir(scripts_dir);
3182
3183 return NULL;
3184 }
3185
3186 static bool is_top_script(const char *script_path)
3187 {
3188 return ends_with(script_path, "top") == NULL ? false : true;
3189 }
3190
3191 static int has_required_arg(char *script_path)
3192 {
3193 struct script_desc *desc;
3194 int n_args = 0;
3195 char *p;
3196
3197 desc = script_desc__new(NULL);
3198
3199 if (read_script_info(desc, script_path))
3200 goto out;
3201
3202 if (!desc->args)
3203 goto out;
3204
3205 for (p = desc->args; *p; p++)
3206 if (*p == '<')
3207 n_args++;
3208 out:
3209 script_desc__delete(desc);
3210
3211 return n_args;
3212 }
3213
3214 static int have_cmd(int argc, const char **argv)
3215 {
3216 char **__argv = malloc(sizeof(const char *) * argc);
3217
3218 if (!__argv) {
3219 pr_err("malloc failed\n");
3220 return -1;
3221 }
3222
3223 memcpy(__argv, argv, sizeof(const char *) * argc);
3224 argc = parse_options(argc, (const char **)__argv, record_options,
3225 NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3226 free(__argv);
3227
3228 system_wide = (argc == 0);
3229
3230 return 0;
3231 }
3232
3233 static void script__setup_sample_type(struct perf_script *script)
3234 {
3235 struct perf_session *session = script->session;
3236 u64 sample_type = perf_evlist__combined_sample_type(session->evlist);
3237
3238 if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) {
3239 if ((sample_type & PERF_SAMPLE_REGS_USER) &&
3240 (sample_type & PERF_SAMPLE_STACK_USER)) {
3241 callchain_param.record_mode = CALLCHAIN_DWARF;
3242 dwarf_callchain_users = true;
3243 } else if (sample_type & PERF_SAMPLE_BRANCH_STACK)
3244 callchain_param.record_mode = CALLCHAIN_LBR;
3245 else
3246 callchain_param.record_mode = CALLCHAIN_FP;
3247 }
3248 }
3249
3250 static int process_stat_round_event(struct perf_session *session,
3251 union perf_event *event)
3252 {
3253 struct perf_record_stat_round *round = &event->stat_round;
3254 struct evsel *counter;
3255
3256 evlist__for_each_entry(session->evlist, counter) {
3257 perf_stat_process_counter(&stat_config, counter);
3258 process_stat(counter, round->time);
3259 }
3260
3261 process_stat_interval(round->time);
3262 return 0;
3263 }
3264
3265 static int process_stat_config_event(struct perf_session *session __maybe_unused,
3266 union perf_event *event)
3267 {
3268 perf_event__read_stat_config(&stat_config, &event->stat_config);
3269 return 0;
3270 }
3271
3272 static int set_maps(struct perf_script *script)
3273 {
3274 struct evlist *evlist = script->session->evlist;
3275
3276 if (!script->cpus || !script->threads)
3277 return 0;
3278
3279 if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3280 return -EINVAL;
3281
3282 perf_evlist__set_maps(&evlist->core, script->cpus, script->threads);
3283
3284 if (perf_evlist__alloc_stats(evlist, true))
3285 return -ENOMEM;
3286
3287 script->allocated = true;
3288 return 0;
3289 }
3290
3291 static
3292 int process_thread_map_event(struct perf_session *session,
3293 union perf_event *event)
3294 {
3295 struct perf_tool *tool = session->tool;
3296 struct perf_script *script = container_of(tool, struct perf_script, tool);
3297
3298 if (script->threads) {
3299 pr_warning("Extra thread map event, ignoring.\n");
3300 return 0;
3301 }
3302
3303 script->threads = thread_map__new_event(&event->thread_map);
3304 if (!script->threads)
3305 return -ENOMEM;
3306
3307 return set_maps(script);
3308 }
3309
3310 static
3311 int process_cpu_map_event(struct perf_session *session,
3312 union perf_event *event)
3313 {
3314 struct perf_tool *tool = session->tool;
3315 struct perf_script *script = container_of(tool, struct perf_script, tool);
3316
3317 if (script->cpus) {
3318 pr_warning("Extra cpu map event, ignoring.\n");
3319 return 0;
3320 }
3321
3322 script->cpus = cpu_map__new_data(&event->cpu_map.data);
3323 if (!script->cpus)
3324 return -ENOMEM;
3325
3326 return set_maps(script);
3327 }
3328
3329 static int process_feature_event(struct perf_session *session,
3330 union perf_event *event)
3331 {
3332 if (event->feat.feat_id < HEADER_LAST_FEATURE)
3333 return perf_event__process_feature(session, event);
3334 return 0;
3335 }
3336
3337 #ifdef HAVE_AUXTRACE_SUPPORT
3338 static int perf_script__process_auxtrace_info(struct perf_session *session,
3339 union perf_event *event)
3340 {
3341 struct perf_tool *tool = session->tool;
3342
3343 int ret = perf_event__process_auxtrace_info(session, event);
3344
3345 if (ret == 0) {
3346 struct perf_script *script = container_of(tool, struct perf_script, tool);
3347
3348 ret = perf_script__setup_per_event_dump(script);
3349 }
3350
3351 return ret;
3352 }
3353 #else
3354 #define perf_script__process_auxtrace_info 0
3355 #endif
3356
3357 static int parse_insn_trace(const struct option *opt __maybe_unused,
3358 const char *str __maybe_unused,
3359 int unset __maybe_unused)
3360 {
3361 parse_output_fields(NULL, "+insn,-event,-period", 0);
3362 itrace_parse_synth_opts(opt, "i0ns", 0);
3363 symbol_conf.nanosecs = true;
3364 return 0;
3365 }
3366
3367 static int parse_xed(const struct option *opt __maybe_unused,
3368 const char *str __maybe_unused,
3369 int unset __maybe_unused)
3370 {
3371 force_pager("xed -F insn: -A -64 | less");
3372 return 0;
3373 }
3374
3375 static int parse_call_trace(const struct option *opt __maybe_unused,
3376 const char *str __maybe_unused,
3377 int unset __maybe_unused)
3378 {
3379 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3380 itrace_parse_synth_opts(opt, "cewp", 0);
3381 symbol_conf.nanosecs = true;
3382 symbol_conf.pad_output_len_dso = 50;
3383 return 0;
3384 }
3385
3386 static int parse_callret_trace(const struct option *opt __maybe_unused,
3387 const char *str __maybe_unused,
3388 int unset __maybe_unused)
3389 {
3390 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
3391 itrace_parse_synth_opts(opt, "crewp", 0);
3392 symbol_conf.nanosecs = true;
3393 return 0;
3394 }
3395
3396 int cmd_script(int argc, const char **argv)
3397 {
3398 bool show_full_info = false;
3399 bool header = false;
3400 bool header_only = false;
3401 bool script_started = false;
3402 char *rec_script_path = NULL;
3403 char *rep_script_path = NULL;
3404 struct perf_session *session;
3405 struct itrace_synth_opts itrace_synth_opts = {
3406 .set = false,
3407 .default_no_sample = true,
3408 };
3409 struct utsname uts;
3410 char *script_path = NULL;
3411 const char **__argv;
3412 int i, j, err = 0;
3413 struct perf_script script = {
3414 .tool = {
3415 .sample = process_sample_event,
3416 .mmap = perf_event__process_mmap,
3417 .mmap2 = perf_event__process_mmap2,
3418 .comm = perf_event__process_comm,
3419 .namespaces = perf_event__process_namespaces,
3420 .exit = perf_event__process_exit,
3421 .fork = perf_event__process_fork,
3422 .attr = process_attr,
3423 .event_update = perf_event__process_event_update,
3424 .tracing_data = perf_event__process_tracing_data,
3425 .feature = process_feature_event,
3426 .build_id = perf_event__process_build_id,
3427 .id_index = perf_event__process_id_index,
3428 .auxtrace_info = perf_script__process_auxtrace_info,
3429 .auxtrace = perf_event__process_auxtrace,
3430 .auxtrace_error = perf_event__process_auxtrace_error,
3431 .stat = perf_event__process_stat_event,
3432 .stat_round = process_stat_round_event,
3433 .stat_config = process_stat_config_event,
3434 .thread_map = process_thread_map_event,
3435 .cpu_map = process_cpu_map_event,
3436 .ordered_events = true,
3437 .ordering_requires_timestamps = true,
3438 },
3439 };
3440 struct perf_data data = {
3441 .mode = PERF_DATA_MODE_READ,
3442 };
3443 const struct option options[] = {
3444 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
3445 "dump raw trace in ASCII"),
3446 OPT_INCR('v', "verbose", &verbose,
3447 "be more verbose (show symbol address, etc)"),
3448 OPT_BOOLEAN('L', "Latency", &latency_format,
3449 "show latency attributes (irqs/preemption disabled, etc)"),
3450 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
3451 list_available_scripts),
3452 OPT_CALLBACK('s', "script", NULL, "name",
3453 "script file name (lang:script name, script name, or *)",
3454 parse_scriptname),
3455 OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
3456 "generate perf-script.xx script in specified language"),
3457 OPT_STRING('i', "input", &input_name, "file", "input file name"),
3458 OPT_BOOLEAN('d', "debug-mode", &debug_mode,
3459 "do various checks like samples ordering and lost events"),
3460 OPT_BOOLEAN(0, "header", &header, "Show data header."),
3461 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
3462 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
3463 "file", "vmlinux pathname"),
3464 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
3465 "file", "kallsyms pathname"),
3466 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
3467 "When printing symbols do not display call chain"),
3468 OPT_CALLBACK(0, "symfs", NULL, "directory",
3469 "Look for files with symbols relative to this directory",
3470 symbol__config_symfs),
3471 OPT_CALLBACK('F', "fields", NULL, "str",
3472 "comma separated output fields prepend with 'type:'. "
3473 "+field to add and -field to remove."
3474 "Valid types: hw,sw,trace,raw,synth. "
3475 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,"
3476 "addr,symoff,srcline,period,iregs,uregs,brstack,"
3477 "brstacksym,flags,bpf-output,brstackinsn,brstackoff,"
3478 "callindent,insn,insnlen,synth,phys_addr,metric,misc,ipc",
3479 parse_output_fields),
3480 OPT_BOOLEAN('a', "all-cpus", &system_wide,
3481 "system-wide collection from all CPUs"),
3482 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
3483 "only consider these symbols"),
3484 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, NULL,
3485 "Decode instructions from itrace", parse_insn_trace),
3486 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
3487 "Run xed disassembler on output", parse_xed),
3488 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
3489 "Decode calls from from itrace", parse_call_trace),
3490 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
3491 "Decode calls and returns from itrace", parse_callret_trace),
3492 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
3493 "Only print symbols and callees with --call-trace/--call-ret-trace"),
3494 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
3495 "Stop display of callgraph at these symbols"),
3496 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
3497 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
3498 "only display events for these comms"),
3499 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
3500 "only consider symbols in these pids"),
3501 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
3502 "only consider symbols in these tids"),
3503 OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
3504 "Set the maximum stack depth when parsing the callchain, "
3505 "anything beyond the specified depth will be ignored. "
3506 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
3507 OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
3508 OPT_BOOLEAN('I', "show-info", &show_full_info,
3509 "display extended information from perf.data file"),
3510 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
3511 "Show the path of [kernel.kallsyms]"),
3512 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
3513 "Show the fork/comm/exit events"),
3514 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
3515 "Show the mmap events"),
3516 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
3517 "Show context switch events (if recorded)"),
3518 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
3519 "Show namespace events (if recorded)"),
3520 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
3521 "Show lost events (if recorded)"),
3522 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
3523 "Show round events (if recorded)"),
3524 OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events,
3525 "Show bpf related events (if recorded)"),
3526 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
3527 "Dump trace output to files named by the monitored events"),
3528 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
3529 OPT_INTEGER(0, "max-blocks", &max_blocks,
3530 "Maximum number of code blocks to dump with brstackinsn"),
3531 OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
3532 "Use 9 decimal places when displaying time"),
3533 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
3534 "Instruction Tracing options\n" ITRACE_HELP,
3535 itrace_parse_synth_opts),
3536 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
3537 "Show full source file name path for source lines"),
3538 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
3539 "Enable symbol demangling"),
3540 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
3541 "Enable kernel symbol demangling"),
3542 OPT_STRING(0, "time", &script.time_str, "str",
3543 "Time span of interest (start,stop)"),
3544 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
3545 "Show inline function"),
3546 OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
3547 "guest mount directory under which every guest os"
3548 " instance has a subdir"),
3549 OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
3550 "file", "file saving guest os vmlinux"),
3551 OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
3552 "file", "file saving guest os /proc/kallsyms"),
3553 OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
3554 "file", "file saving guest os /proc/modules"),
3555 OPTS_EVSWITCH(&script.evswitch),
3556 OPT_END()
3557 };
3558 const char * const script_subcommands[] = { "record", "report", NULL };
3559 const char *script_usage[] = {
3560 "perf script [<options>]",
3561 "perf script [<options>] record <script> [<record-options>] <command>",
3562 "perf script [<options>] report <script> [script-args]",
3563 "perf script [<options>] <script> [<record-options>] <command>",
3564 "perf script [<options>] <top-script> [script-args]",
3565 NULL
3566 };
3567
3568 perf_set_singlethreaded();
3569
3570 setup_scripting();
3571
3572 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
3573 PARSE_OPT_STOP_AT_NON_OPTION);
3574
3575 if (symbol_conf.guestmount ||
3576 symbol_conf.default_guest_vmlinux_name ||
3577 symbol_conf.default_guest_kallsyms ||
3578 symbol_conf.default_guest_modules) {
3579 /*
3580 * Enable guest sample processing.
3581 */
3582 perf_guest = true;
3583 }
3584
3585 data.path = input_name;
3586 data.force = symbol_conf.force;
3587
3588 if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) {
3589 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
3590 if (!rec_script_path)
3591 return cmd_record(argc, argv);
3592 }
3593
3594 if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) {
3595 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
3596 if (!rep_script_path) {
3597 fprintf(stderr,
3598 "Please specify a valid report script"
3599 "(see 'perf script -l' for listing)\n");
3600 return -1;
3601 }
3602 }
3603
3604 if (script.time_str && reltime) {
3605 fprintf(stderr, "Don't combine --reltime with --time\n");
3606 return -1;
3607 }
3608
3609 if (itrace_synth_opts.callchain &&
3610 itrace_synth_opts.callchain_sz > scripting_max_stack)
3611 scripting_max_stack = itrace_synth_opts.callchain_sz;
3612
3613 /* make sure PERF_EXEC_PATH is set for scripts */
3614 set_argv_exec_path(get_argv_exec_path());
3615
3616 if (argc && !script_name && !rec_script_path && !rep_script_path) {
3617 int live_pipe[2];
3618 int rep_args;
3619 pid_t pid;
3620
3621 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
3622 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
3623
3624 if (!rec_script_path && !rep_script_path) {
3625 usage_with_options_msg(script_usage, options,
3626 "Couldn't find script `%s'\n\n See perf"
3627 " script -l for available scripts.\n", argv[0]);
3628 }
3629
3630 if (is_top_script(argv[0])) {
3631 rep_args = argc - 1;
3632 } else {
3633 int rec_args;
3634
3635 rep_args = has_required_arg(rep_script_path);
3636 rec_args = (argc - 1) - rep_args;
3637 if (rec_args < 0) {
3638 usage_with_options_msg(script_usage, options,
3639 "`%s' script requires options."
3640 "\n\n See perf script -l for available "
3641 "scripts and options.\n", argv[0]);
3642 }
3643 }
3644
3645 if (pipe(live_pipe) < 0) {
3646 perror("failed to create pipe");
3647 return -1;
3648 }
3649
3650 pid = fork();
3651 if (pid < 0) {
3652 perror("failed to fork");
3653 return -1;
3654 }
3655
3656 if (!pid) {
3657 j = 0;
3658
3659 dup2(live_pipe[1], 1);
3660 close(live_pipe[0]);
3661
3662 if (is_top_script(argv[0])) {
3663 system_wide = true;
3664 } else if (!system_wide) {
3665 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
3666 err = -1;
3667 goto out;
3668 }
3669 }
3670
3671 __argv = malloc((argc + 6) * sizeof(const char *));
3672 if (!__argv) {
3673 pr_err("malloc failed\n");
3674 err = -ENOMEM;
3675 goto out;
3676 }
3677
3678 __argv[j++] = "/bin/sh";
3679 __argv[j++] = rec_script_path;
3680 if (system_wide)
3681 __argv[j++] = "-a";
3682 __argv[j++] = "-q";
3683 __argv[j++] = "-o";
3684 __argv[j++] = "-";
3685 for (i = rep_args + 1; i < argc; i++)
3686 __argv[j++] = argv[i];
3687 __argv[j++] = NULL;
3688
3689 execvp("/bin/sh", (char **)__argv);
3690 free(__argv);
3691 exit(-1);
3692 }
3693
3694 dup2(live_pipe[0], 0);
3695 close(live_pipe[1]);
3696
3697 __argv = malloc((argc + 4) * sizeof(const char *));
3698 if (!__argv) {
3699 pr_err("malloc failed\n");
3700 err = -ENOMEM;
3701 goto out;
3702 }
3703
3704 j = 0;
3705 __argv[j++] = "/bin/sh";
3706 __argv[j++] = rep_script_path;
3707 for (i = 1; i < rep_args + 1; i++)
3708 __argv[j++] = argv[i];
3709 __argv[j++] = "-i";
3710 __argv[j++] = "-";
3711 __argv[j++] = NULL;
3712
3713 execvp("/bin/sh", (char **)__argv);
3714 free(__argv);
3715 exit(-1);
3716 }
3717
3718 if (rec_script_path)
3719 script_path = rec_script_path;
3720 if (rep_script_path)
3721 script_path = rep_script_path;
3722
3723 if (script_path) {
3724 j = 0;
3725
3726 if (!rec_script_path)
3727 system_wide = false;
3728 else if (!system_wide) {
3729 if (have_cmd(argc - 1, &argv[1]) != 0) {
3730 err = -1;
3731 goto out;
3732 }
3733 }
3734
3735 __argv = malloc((argc + 2) * sizeof(const char *));
3736 if (!__argv) {
3737 pr_err("malloc failed\n");
3738 err = -ENOMEM;
3739 goto out;
3740 }
3741
3742 __argv[j++] = "/bin/sh";
3743 __argv[j++] = script_path;
3744 if (system_wide)
3745 __argv[j++] = "-a";
3746 for (i = 2; i < argc; i++)
3747 __argv[j++] = argv[i];
3748 __argv[j++] = NULL;
3749
3750 execvp("/bin/sh", (char **)__argv);
3751 free(__argv);
3752 exit(-1);
3753 }
3754
3755 if (!script_name) {
3756 setup_pager();
3757 use_browser = 0;
3758 }
3759
3760 session = perf_session__new(&data, false, &script.tool);
3761 if (IS_ERR(session))
3762 return PTR_ERR(session);
3763
3764 if (header || header_only) {
3765 script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
3766 perf_session__fprintf_info(session, stdout, show_full_info);
3767 if (header_only)
3768 goto out_delete;
3769 }
3770 if (show_full_info)
3771 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
3772
3773 if (symbol__init(&session->header.env) < 0)
3774 goto out_delete;
3775
3776 uname(&uts);
3777 if (data.is_pipe || /* assume pipe_mode indicates native_arch */
3778 !strcmp(uts.machine, session->header.env.arch) ||
3779 (!strcmp(uts.machine, "x86_64") &&
3780 !strcmp(session->header.env.arch, "i386")))
3781 native_arch = true;
3782
3783 script.session = session;
3784 script__setup_sample_type(&script);
3785
3786 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
3787 symbol_conf.graph_function)
3788 itrace_synth_opts.thread_stack = true;
3789
3790 session->itrace_synth_opts = &itrace_synth_opts;
3791
3792 if (cpu_list) {
3793 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
3794 if (err < 0)
3795 goto out_delete;
3796 itrace_synth_opts.cpu_bitmap = cpu_bitmap;
3797 }
3798
3799 if (!no_callchain)
3800 symbol_conf.use_callchain = true;
3801 else
3802 symbol_conf.use_callchain = false;
3803
3804 if (session->tevent.pevent &&
3805 tep_set_function_resolver(session->tevent.pevent,
3806 machine__resolve_kernel_addr,
3807 &session->machines.host) < 0) {
3808 pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
3809 err = -1;
3810 goto out_delete;
3811 }
3812
3813 if (generate_script_lang) {
3814 struct stat perf_stat;
3815 int input;
3816
3817 if (output_set_by_user()) {
3818 fprintf(stderr,
3819 "custom fields not supported for generated scripts");
3820 err = -EINVAL;
3821 goto out_delete;
3822 }
3823
3824 input = open(data.path, O_RDONLY); /* input_name */
3825 if (input < 0) {
3826 err = -errno;
3827 perror("failed to open file");
3828 goto out_delete;
3829 }
3830
3831 err = fstat(input, &perf_stat);
3832 if (err < 0) {
3833 perror("failed to stat file");
3834 goto out_delete;
3835 }
3836
3837 if (!perf_stat.st_size) {
3838 fprintf(stderr, "zero-sized file, nothing to do!\n");
3839 goto out_delete;
3840 }
3841
3842 scripting_ops = script_spec__lookup(generate_script_lang);
3843 if (!scripting_ops) {
3844 fprintf(stderr, "invalid language specifier");
3845 err = -ENOENT;
3846 goto out_delete;
3847 }
3848
3849 err = scripting_ops->generate_script(session->tevent.pevent,
3850 "perf-script");
3851 goto out_delete;
3852 }
3853
3854 if (script_name) {
3855 err = scripting_ops->start_script(script_name, argc, argv);
3856 if (err)
3857 goto out_delete;
3858 pr_debug("perf script started with script %s\n\n", script_name);
3859 script_started = true;
3860 }
3861
3862
3863 err = perf_session__check_output_opt(session);
3864 if (err < 0)
3865 goto out_delete;
3866
3867 if (script.time_str) {
3868 err = perf_time__parse_for_ranges(script.time_str, session,
3869 &script.ptime_range,
3870 &script.range_size,
3871 &script.range_num);
3872 if (err < 0)
3873 goto out_delete;
3874
3875 itrace_synth_opts__set_time_range(&itrace_synth_opts,
3876 script.ptime_range,
3877 script.range_num);
3878 }
3879
3880 err = evswitch__init(&script.evswitch, session->evlist, stderr);
3881 if (err)
3882 goto out_delete;
3883
3884 err = __cmd_script(&script);
3885
3886 flush_scripting();
3887
3888 out_delete:
3889 if (script.ptime_range) {
3890 itrace_synth_opts__clear_time_range(&itrace_synth_opts);
3891 zfree(&script.ptime_range);
3892 }
3893
3894 perf_evlist__free_stats(session->evlist);
3895 perf_session__delete(session);
3896
3897 if (script_started)
3898 cleanup_scripting();
3899 out:
3900 return err;
3901 }
Linux with added FPC-III support