1 // SPDX-License-Identifier: GPL-2.0 2 #include "builtin.h" 3 4 #include "util/counts.h" 5 #include "util/debug.h" 6 #include "util/dso.h" 7 #include <subcmd/exec-cmd.h> 8 #include "util/header.h" 9 #include <subcmd/parse-options.h> 10 #include "util/perf_regs.h" 11 #include "util/session.h" 12 #include "util/tool.h" 13 #include "util/map.h" 14 #include "util/srcline.h" 15 #include "util/symbol.h" 16 #include "util/thread.h" 17 #include "util/trace-event.h" 18 #include "util/evlist.h" 19 #include "util/evsel.h" 20 #include "util/evsel_fprintf.h" 21 #include "util/evswitch.h" 22 #include "util/sort.h" 23 #include "util/data.h" 24 #include "util/auxtrace.h" 25 #include "util/cpumap.h" 26 #include "util/thread_map.h" 27 #include "util/stat.h" 28 #include "util/color.h" 29 #include "util/string2.h" 30 #include "util/thread-stack.h" 31 #include "util/time-utils.h" 32 #include "util/path.h" 33 #include "ui/ui.h" 34 #include "print_binary.h" 35 #include "archinsn.h" 36 #include <linux/bitmap.h> 37 #include <linux/kernel.h> 38 #include <linux/stringify.h> 39 #include <linux/time64.h> 40 #include <linux/zalloc.h> 41 #include <sys/utsname.h> 42 #include "asm/bug.h" 43 #include "util/mem-events.h" 44 #include "util/dump-insn.h" 45 #include <dirent.h> 46 #include <errno.h> 47 #include <inttypes.h> 48 #include <signal.h> 49 #include <sys/param.h> 50 #include <sys/types.h> 51 #include <sys/stat.h> 52 #include <fcntl.h> 53 #include <unistd.h> 54 #include <subcmd/pager.h> 55 #include <perf/evlist.h> 56 #include <linux/err.h> 57 #include "util/record.h" 58 #include "util/util.h" 59 #include "perf.h" 60 61 #include <linux/ctype.h> 62 63 static char const *script_name; 64 static char const *generate_script_lang; 65 static bool reltime; 66 static bool deltatime; 67 static u64 initial_time; 68 static u64 previous_time; 69 static bool debug_mode; 70 static u64 last_timestamp; 71 static u64 nr_unordered; 72 static bool no_callchain; 73 static bool latency_format; 74 static bool system_wide; 75 static bool print_flags; 76 static const char *cpu_list; 77 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); 78 static struct perf_stat_config stat_config; 79 static int max_blocks; 80 static bool native_arch; 81 82 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH; 83 84 enum perf_output_field { 85 PERF_OUTPUT_COMM = 1U << 0, 86 PERF_OUTPUT_TID = 1U << 1, 87 PERF_OUTPUT_PID = 1U << 2, 88 PERF_OUTPUT_TIME = 1U << 3, 89 PERF_OUTPUT_CPU = 1U << 4, 90 PERF_OUTPUT_EVNAME = 1U << 5, 91 PERF_OUTPUT_TRACE = 1U << 6, 92 PERF_OUTPUT_IP = 1U << 7, 93 PERF_OUTPUT_SYM = 1U << 8, 94 PERF_OUTPUT_DSO = 1U << 9, 95 PERF_OUTPUT_ADDR = 1U << 10, 96 PERF_OUTPUT_SYMOFFSET = 1U << 11, 97 PERF_OUTPUT_SRCLINE = 1U << 12, 98 PERF_OUTPUT_PERIOD = 1U << 13, 99 PERF_OUTPUT_IREGS = 1U << 14, 100 PERF_OUTPUT_BRSTACK = 1U << 15, 101 PERF_OUTPUT_BRSTACKSYM = 1U << 16, 102 PERF_OUTPUT_DATA_SRC = 1U << 17, 103 PERF_OUTPUT_WEIGHT = 1U << 18, 104 PERF_OUTPUT_BPF_OUTPUT = 1U << 19, 105 PERF_OUTPUT_CALLINDENT = 1U << 20, 106 PERF_OUTPUT_INSN = 1U << 21, 107 PERF_OUTPUT_INSNLEN = 1U << 22, 108 PERF_OUTPUT_BRSTACKINSN = 1U << 23, 109 PERF_OUTPUT_BRSTACKOFF = 1U << 24, 110 PERF_OUTPUT_SYNTH = 1U << 25, 111 PERF_OUTPUT_PHYS_ADDR = 1U << 26, 112 PERF_OUTPUT_UREGS = 1U << 27, 113 PERF_OUTPUT_METRIC = 1U << 28, 114 PERF_OUTPUT_MISC = 1U << 29, 115 PERF_OUTPUT_SRCCODE = 1U << 30, 116 PERF_OUTPUT_IPC = 1U << 31, 117 }; 118 119 struct output_option { 120 const char *str; 121 enum perf_output_field field; 122 } all_output_options[] = { 123 {.str = "comm", .field = PERF_OUTPUT_COMM}, 124 {.str = "tid", .field = PERF_OUTPUT_TID}, 125 {.str = "pid", .field = PERF_OUTPUT_PID}, 126 {.str = "time", .field = PERF_OUTPUT_TIME}, 127 {.str = "cpu", .field = PERF_OUTPUT_CPU}, 128 {.str = "event", .field = PERF_OUTPUT_EVNAME}, 129 {.str = "trace", .field = PERF_OUTPUT_TRACE}, 130 {.str = "ip", .field = PERF_OUTPUT_IP}, 131 {.str = "sym", .field = PERF_OUTPUT_SYM}, 132 {.str = "dso", .field = PERF_OUTPUT_DSO}, 133 {.str = "addr", .field = PERF_OUTPUT_ADDR}, 134 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, 135 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE}, 136 {.str = "period", .field = PERF_OUTPUT_PERIOD}, 137 {.str = "iregs", .field = PERF_OUTPUT_IREGS}, 138 {.str = "uregs", .field = PERF_OUTPUT_UREGS}, 139 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK}, 140 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM}, 141 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC}, 142 {.str = "weight", .field = PERF_OUTPUT_WEIGHT}, 143 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT}, 144 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT}, 145 {.str = "insn", .field = PERF_OUTPUT_INSN}, 146 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN}, 147 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN}, 148 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF}, 149 {.str = "synth", .field = PERF_OUTPUT_SYNTH}, 150 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR}, 151 {.str = "metric", .field = PERF_OUTPUT_METRIC}, 152 {.str = "misc", .field = PERF_OUTPUT_MISC}, 153 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE}, 154 {.str = "ipc", .field = PERF_OUTPUT_IPC}, 155 }; 156 157 enum { 158 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX, 159 OUTPUT_TYPE_MAX 160 }; 161 162 /* default set to maintain compatibility with current format */ 163 static struct { 164 bool user_set; 165 bool wildcard_set; 166 unsigned int print_ip_opts; 167 u64 fields; 168 u64 invalid_fields; 169 u64 user_set_fields; 170 } output[OUTPUT_TYPE_MAX] = { 171 172 [PERF_TYPE_HARDWARE] = { 173 .user_set = false, 174 175 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 176 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 177 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 178 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 179 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 180 181 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 182 }, 183 184 [PERF_TYPE_SOFTWARE] = { 185 .user_set = false, 186 187 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 188 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 189 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 190 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 191 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD | 192 PERF_OUTPUT_BPF_OUTPUT, 193 194 .invalid_fields = PERF_OUTPUT_TRACE, 195 }, 196 197 [PERF_TYPE_TRACEPOINT] = { 198 .user_set = false, 199 200 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 201 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 202 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE 203 }, 204 205 [PERF_TYPE_HW_CACHE] = { 206 .user_set = false, 207 208 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 209 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 210 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 211 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 212 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 213 214 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 215 }, 216 217 [PERF_TYPE_RAW] = { 218 .user_set = false, 219 220 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 221 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 222 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 223 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 224 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD | 225 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC | 226 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR, 227 228 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 229 }, 230 231 [PERF_TYPE_BREAKPOINT] = { 232 .user_set = false, 233 234 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 235 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 236 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 237 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 238 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 239 240 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 241 }, 242 243 [OUTPUT_TYPE_SYNTH] = { 244 .user_set = false, 245 246 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 247 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 248 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 249 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 250 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH, 251 252 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 253 }, 254 }; 255 256 struct evsel_script { 257 char *filename; 258 FILE *fp; 259 u64 samples; 260 /* For metric output */ 261 u64 val; 262 int gnum; 263 }; 264 265 static inline struct evsel_script *evsel_script(struct evsel *evsel) 266 { 267 return (struct evsel_script *)evsel->priv; 268 } 269 270 static struct evsel_script *perf_evsel_script__new(struct evsel *evsel, 271 struct perf_data *data) 272 { 273 struct evsel_script *es = zalloc(sizeof(*es)); 274 275 if (es != NULL) { 276 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, perf_evsel__name(evsel)) < 0) 277 goto out_free; 278 es->fp = fopen(es->filename, "w"); 279 if (es->fp == NULL) 280 goto out_free_filename; 281 } 282 283 return es; 284 out_free_filename: 285 zfree(&es->filename); 286 out_free: 287 free(es); 288 return NULL; 289 } 290 291 static void perf_evsel_script__delete(struct evsel_script *es) 292 { 293 zfree(&es->filename); 294 fclose(es->fp); 295 es->fp = NULL; 296 free(es); 297 } 298 299 static int perf_evsel_script__fprintf(struct evsel_script *es, FILE *fp) 300 { 301 struct stat st; 302 303 fstat(fileno(es->fp), &st); 304 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n", 305 st.st_size / 1024.0 / 1024.0, es->filename, es->samples); 306 } 307 308 static inline int output_type(unsigned int type) 309 { 310 switch (type) { 311 case PERF_TYPE_SYNTH: 312 return OUTPUT_TYPE_SYNTH; 313 default: 314 return type; 315 } 316 } 317 318 static inline unsigned int attr_type(unsigned int type) 319 { 320 switch (type) { 321 case OUTPUT_TYPE_SYNTH: 322 return PERF_TYPE_SYNTH; 323 default: 324 return type; 325 } 326 } 327 328 static bool output_set_by_user(void) 329 { 330 int j; 331 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 332 if (output[j].user_set) 333 return true; 334 } 335 return false; 336 } 337 338 static const char *output_field2str(enum perf_output_field field) 339 { 340 int i, imax = ARRAY_SIZE(all_output_options); 341 const char *str = ""; 342 343 for (i = 0; i < imax; ++i) { 344 if (all_output_options[i].field == field) { 345 str = all_output_options[i].str; 346 break; 347 } 348 } 349 return str; 350 } 351 352 #define PRINT_FIELD(x) (output[output_type(attr->type)].fields & PERF_OUTPUT_##x) 353 354 static int perf_evsel__do_check_stype(struct evsel *evsel, 355 u64 sample_type, const char *sample_msg, 356 enum perf_output_field field, 357 bool allow_user_set) 358 { 359 struct perf_event_attr *attr = &evsel->core.attr; 360 int type = output_type(attr->type); 361 const char *evname; 362 363 if (attr->sample_type & sample_type) 364 return 0; 365 366 if (output[type].user_set_fields & field) { 367 if (allow_user_set) 368 return 0; 369 evname = perf_evsel__name(evsel); 370 pr_err("Samples for '%s' event do not have %s attribute set. " 371 "Cannot print '%s' field.\n", 372 evname, sample_msg, output_field2str(field)); 373 return -1; 374 } 375 376 /* user did not ask for it explicitly so remove from the default list */ 377 output[type].fields &= ~field; 378 evname = perf_evsel__name(evsel); 379 pr_debug("Samples for '%s' event do not have %s attribute set. " 380 "Skipping '%s' field.\n", 381 evname, sample_msg, output_field2str(field)); 382 383 return 0; 384 } 385 386 static int perf_evsel__check_stype(struct evsel *evsel, 387 u64 sample_type, const char *sample_msg, 388 enum perf_output_field field) 389 { 390 return perf_evsel__do_check_stype(evsel, sample_type, sample_msg, field, 391 false); 392 } 393 394 static int perf_evsel__check_attr(struct evsel *evsel, 395 struct perf_session *session) 396 { 397 struct perf_event_attr *attr = &evsel->core.attr; 398 bool allow_user_set; 399 400 if (perf_header__has_feat(&session->header, HEADER_STAT)) 401 return 0; 402 403 allow_user_set = perf_header__has_feat(&session->header, 404 HEADER_AUXTRACE); 405 406 if (PRINT_FIELD(TRACE) && 407 !perf_session__has_traces(session, "record -R")) 408 return -EINVAL; 409 410 if (PRINT_FIELD(IP)) { 411 if (perf_evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", 412 PERF_OUTPUT_IP)) 413 return -EINVAL; 414 } 415 416 if (PRINT_FIELD(ADDR) && 417 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", 418 PERF_OUTPUT_ADDR, allow_user_set)) 419 return -EINVAL; 420 421 if (PRINT_FIELD(DATA_SRC) && 422 perf_evsel__check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC", 423 PERF_OUTPUT_DATA_SRC)) 424 return -EINVAL; 425 426 if (PRINT_FIELD(WEIGHT) && 427 perf_evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT, "WEIGHT", 428 PERF_OUTPUT_WEIGHT)) 429 return -EINVAL; 430 431 if (PRINT_FIELD(SYM) && 432 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) { 433 pr_err("Display of symbols requested but neither sample IP nor " 434 "sample address\navailable. Hence, no addresses to convert " 435 "to symbols.\n"); 436 return -EINVAL; 437 } 438 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) { 439 pr_err("Display of offsets requested but symbol is not" 440 "selected.\n"); 441 return -EINVAL; 442 } 443 if (PRINT_FIELD(DSO) && 444 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) { 445 pr_err("Display of DSO requested but no address to convert.\n"); 446 return -EINVAL; 447 } 448 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) { 449 pr_err("Display of source line number requested but sample IP is not\n" 450 "selected. Hence, no address to lookup the source line number.\n"); 451 return -EINVAL; 452 } 453 if (PRINT_FIELD(BRSTACKINSN) && !allow_user_set && 454 !(perf_evlist__combined_branch_type(session->evlist) & 455 PERF_SAMPLE_BRANCH_ANY)) { 456 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n" 457 "Hint: run 'perf record -b ...'\n"); 458 return -EINVAL; 459 } 460 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && 461 perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", 462 PERF_OUTPUT_TID|PERF_OUTPUT_PID)) 463 return -EINVAL; 464 465 if (PRINT_FIELD(TIME) && 466 perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", 467 PERF_OUTPUT_TIME)) 468 return -EINVAL; 469 470 if (PRINT_FIELD(CPU) && 471 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU", 472 PERF_OUTPUT_CPU, allow_user_set)) 473 return -EINVAL; 474 475 if (PRINT_FIELD(IREGS) && 476 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", 477 PERF_OUTPUT_IREGS)) 478 return -EINVAL; 479 480 if (PRINT_FIELD(UREGS) && 481 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS", 482 PERF_OUTPUT_UREGS)) 483 return -EINVAL; 484 485 if (PRINT_FIELD(PHYS_ADDR) && 486 perf_evsel__check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR", 487 PERF_OUTPUT_PHYS_ADDR)) 488 return -EINVAL; 489 490 return 0; 491 } 492 493 static void set_print_ip_opts(struct perf_event_attr *attr) 494 { 495 unsigned int type = output_type(attr->type); 496 497 output[type].print_ip_opts = 0; 498 if (PRINT_FIELD(IP)) 499 output[type].print_ip_opts |= EVSEL__PRINT_IP; 500 501 if (PRINT_FIELD(SYM)) 502 output[type].print_ip_opts |= EVSEL__PRINT_SYM; 503 504 if (PRINT_FIELD(DSO)) 505 output[type].print_ip_opts |= EVSEL__PRINT_DSO; 506 507 if (PRINT_FIELD(SYMOFFSET)) 508 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET; 509 510 if (PRINT_FIELD(SRCLINE)) 511 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE; 512 } 513 514 /* 515 * verify all user requested events exist and the samples 516 * have the expected data 517 */ 518 static int perf_session__check_output_opt(struct perf_session *session) 519 { 520 unsigned int j; 521 struct evsel *evsel; 522 523 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 524 evsel = perf_session__find_first_evtype(session, attr_type(j)); 525 526 /* 527 * even if fields is set to 0 (ie., show nothing) event must 528 * exist if user explicitly includes it on the command line 529 */ 530 if (!evsel && output[j].user_set && !output[j].wildcard_set && 531 j != OUTPUT_TYPE_SYNTH) { 532 pr_err("%s events do not exist. " 533 "Remove corresponding -F option to proceed.\n", 534 event_type(j)); 535 return -1; 536 } 537 538 if (evsel && output[j].fields && 539 perf_evsel__check_attr(evsel, session)) 540 return -1; 541 542 if (evsel == NULL) 543 continue; 544 545 set_print_ip_opts(&evsel->core.attr); 546 } 547 548 if (!no_callchain) { 549 bool use_callchain = false; 550 bool not_pipe = false; 551 552 evlist__for_each_entry(session->evlist, evsel) { 553 not_pipe = true; 554 if (evsel__has_callchain(evsel)) { 555 use_callchain = true; 556 break; 557 } 558 } 559 if (not_pipe && !use_callchain) 560 symbol_conf.use_callchain = false; 561 } 562 563 /* 564 * set default for tracepoints to print symbols only 565 * if callchains are present 566 */ 567 if (symbol_conf.use_callchain && 568 !output[PERF_TYPE_TRACEPOINT].user_set) { 569 j = PERF_TYPE_TRACEPOINT; 570 571 evlist__for_each_entry(session->evlist, evsel) { 572 if (evsel->core.attr.type != j) 573 continue; 574 575 if (evsel__has_callchain(evsel)) { 576 output[j].fields |= PERF_OUTPUT_IP; 577 output[j].fields |= PERF_OUTPUT_SYM; 578 output[j].fields |= PERF_OUTPUT_SYMOFFSET; 579 output[j].fields |= PERF_OUTPUT_DSO; 580 set_print_ip_opts(&evsel->core.attr); 581 goto out; 582 } 583 } 584 } 585 586 out: 587 return 0; 588 } 589 590 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask, 591 FILE *fp 592 ) 593 { 594 unsigned i = 0, r; 595 int printed = 0; 596 597 if (!regs || !regs->regs) 598 return 0; 599 600 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi); 601 602 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) { 603 u64 val = regs->regs[i++]; 604 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r), val); 605 } 606 607 fprintf(fp, "\n"); 608 609 return printed; 610 } 611 612 static int perf_sample__fprintf_iregs(struct perf_sample *sample, 613 struct perf_event_attr *attr, FILE *fp) 614 { 615 return perf_sample__fprintf_regs(&sample->intr_regs, 616 attr->sample_regs_intr, fp); 617 } 618 619 static int perf_sample__fprintf_uregs(struct perf_sample *sample, 620 struct perf_event_attr *attr, FILE *fp) 621 { 622 return perf_sample__fprintf_regs(&sample->user_regs, 623 attr->sample_regs_user, fp); 624 } 625 626 static int perf_sample__fprintf_start(struct perf_sample *sample, 627 struct thread *thread, 628 struct evsel *evsel, 629 u32 type, FILE *fp) 630 { 631 struct perf_event_attr *attr = &evsel->core.attr; 632 unsigned long secs; 633 unsigned long long nsecs; 634 int printed = 0; 635 636 if (PRINT_FIELD(COMM)) { 637 if (latency_format) 638 printed += fprintf(fp, "%8.8s ", thread__comm_str(thread)); 639 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain) 640 printed += fprintf(fp, "%s ", thread__comm_str(thread)); 641 else 642 printed += fprintf(fp, "%16s ", thread__comm_str(thread)); 643 } 644 645 if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) 646 printed += fprintf(fp, "%5d/%-5d ", sample->pid, sample->tid); 647 else if (PRINT_FIELD(PID)) 648 printed += fprintf(fp, "%5d ", sample->pid); 649 else if (PRINT_FIELD(TID)) 650 printed += fprintf(fp, "%5d ", sample->tid); 651 652 if (PRINT_FIELD(CPU)) { 653 if (latency_format) 654 printed += fprintf(fp, "%3d ", sample->cpu); 655 else 656 printed += fprintf(fp, "[%03d] ", sample->cpu); 657 } 658 659 if (PRINT_FIELD(MISC)) { 660 int ret = 0; 661 662 #define has(m) \ 663 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m 664 665 if (has(KERNEL)) 666 ret += fprintf(fp, "K"); 667 if (has(USER)) 668 ret += fprintf(fp, "U"); 669 if (has(HYPERVISOR)) 670 ret += fprintf(fp, "H"); 671 if (has(GUEST_KERNEL)) 672 ret += fprintf(fp, "G"); 673 if (has(GUEST_USER)) 674 ret += fprintf(fp, "g"); 675 676 switch (type) { 677 case PERF_RECORD_MMAP: 678 case PERF_RECORD_MMAP2: 679 if (has(MMAP_DATA)) 680 ret += fprintf(fp, "M"); 681 break; 682 case PERF_RECORD_COMM: 683 if (has(COMM_EXEC)) 684 ret += fprintf(fp, "E"); 685 break; 686 case PERF_RECORD_SWITCH: 687 case PERF_RECORD_SWITCH_CPU_WIDE: 688 if (has(SWITCH_OUT)) { 689 ret += fprintf(fp, "S"); 690 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT) 691 ret += fprintf(fp, "p"); 692 } 693 default: 694 break; 695 } 696 697 #undef has 698 699 ret += fprintf(fp, "%*s", 6 - ret, " "); 700 printed += ret; 701 } 702 703 if (PRINT_FIELD(TIME)) { 704 u64 t = sample->time; 705 if (reltime) { 706 if (!initial_time) 707 initial_time = sample->time; 708 t = sample->time - initial_time; 709 } else if (deltatime) { 710 if (previous_time) 711 t = sample->time - previous_time; 712 else { 713 t = 0; 714 } 715 previous_time = sample->time; 716 } 717 nsecs = t; 718 secs = nsecs / NSEC_PER_SEC; 719 nsecs -= secs * NSEC_PER_SEC; 720 721 if (symbol_conf.nanosecs) 722 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs); 723 else { 724 char sample_time[32]; 725 timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time)); 726 printed += fprintf(fp, "%12s: ", sample_time); 727 } 728 } 729 730 return printed; 731 } 732 733 static inline char 734 mispred_str(struct branch_entry *br) 735 { 736 if (!(br->flags.mispred || br->flags.predicted)) 737 return '-'; 738 739 return br->flags.predicted ? 'P' : 'M'; 740 } 741 742 static int perf_sample__fprintf_brstack(struct perf_sample *sample, 743 struct thread *thread, 744 struct perf_event_attr *attr, FILE *fp) 745 { 746 struct branch_stack *br = sample->branch_stack; 747 struct branch_entry *entries = perf_sample__branch_entries(sample); 748 struct addr_location alf, alt; 749 u64 i, from, to; 750 int printed = 0; 751 752 if (!(br && br->nr)) 753 return 0; 754 755 for (i = 0; i < br->nr; i++) { 756 from = entries[i].from; 757 to = entries[i].to; 758 759 if (PRINT_FIELD(DSO)) { 760 memset(&alf, 0, sizeof(alf)); 761 memset(&alt, 0, sizeof(alt)); 762 thread__find_map_fb(thread, sample->cpumode, from, &alf); 763 thread__find_map_fb(thread, sample->cpumode, to, &alt); 764 } 765 766 printed += fprintf(fp, " 0x%"PRIx64, from); 767 if (PRINT_FIELD(DSO)) { 768 printed += fprintf(fp, "("); 769 printed += map__fprintf_dsoname(alf.map, fp); 770 printed += fprintf(fp, ")"); 771 } 772 773 printed += fprintf(fp, "/0x%"PRIx64, to); 774 if (PRINT_FIELD(DSO)) { 775 printed += fprintf(fp, "("); 776 printed += map__fprintf_dsoname(alt.map, fp); 777 printed += fprintf(fp, ")"); 778 } 779 780 printed += fprintf(fp, "/%c/%c/%c/%d ", 781 mispred_str(entries + i), 782 entries[i].flags.in_tx ? 'X' : '-', 783 entries[i].flags.abort ? 'A' : '-', 784 entries[i].flags.cycles); 785 } 786 787 return printed; 788 } 789 790 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample, 791 struct thread *thread, 792 struct perf_event_attr *attr, FILE *fp) 793 { 794 struct branch_stack *br = sample->branch_stack; 795 struct branch_entry *entries = perf_sample__branch_entries(sample); 796 struct addr_location alf, alt; 797 u64 i, from, to; 798 int printed = 0; 799 800 if (!(br && br->nr)) 801 return 0; 802 803 for (i = 0; i < br->nr; i++) { 804 805 memset(&alf, 0, sizeof(alf)); 806 memset(&alt, 0, sizeof(alt)); 807 from = entries[i].from; 808 to = entries[i].to; 809 810 thread__find_symbol_fb(thread, sample->cpumode, from, &alf); 811 thread__find_symbol_fb(thread, sample->cpumode, to, &alt); 812 813 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp); 814 if (PRINT_FIELD(DSO)) { 815 printed += fprintf(fp, "("); 816 printed += map__fprintf_dsoname(alf.map, fp); 817 printed += fprintf(fp, ")"); 818 } 819 printed += fprintf(fp, "%c", '/'); 820 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp); 821 if (PRINT_FIELD(DSO)) { 822 printed += fprintf(fp, "("); 823 printed += map__fprintf_dsoname(alt.map, fp); 824 printed += fprintf(fp, ")"); 825 } 826 printed += fprintf(fp, "/%c/%c/%c/%d ", 827 mispred_str(entries + i), 828 entries[i].flags.in_tx ? 'X' : '-', 829 entries[i].flags.abort ? 'A' : '-', 830 entries[i].flags.cycles); 831 } 832 833 return printed; 834 } 835 836 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample, 837 struct thread *thread, 838 struct perf_event_attr *attr, FILE *fp) 839 { 840 struct branch_stack *br = sample->branch_stack; 841 struct branch_entry *entries = perf_sample__branch_entries(sample); 842 struct addr_location alf, alt; 843 u64 i, from, to; 844 int printed = 0; 845 846 if (!(br && br->nr)) 847 return 0; 848 849 for (i = 0; i < br->nr; i++) { 850 851 memset(&alf, 0, sizeof(alf)); 852 memset(&alt, 0, sizeof(alt)); 853 from = entries[i].from; 854 to = entries[i].to; 855 856 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) && 857 !alf.map->dso->adjust_symbols) 858 from = map__map_ip(alf.map, from); 859 860 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) && 861 !alt.map->dso->adjust_symbols) 862 to = map__map_ip(alt.map, to); 863 864 printed += fprintf(fp, " 0x%"PRIx64, from); 865 if (PRINT_FIELD(DSO)) { 866 printed += fprintf(fp, "("); 867 printed += map__fprintf_dsoname(alf.map, fp); 868 printed += fprintf(fp, ")"); 869 } 870 printed += fprintf(fp, "/0x%"PRIx64, to); 871 if (PRINT_FIELD(DSO)) { 872 printed += fprintf(fp, "("); 873 printed += map__fprintf_dsoname(alt.map, fp); 874 printed += fprintf(fp, ")"); 875 } 876 printed += fprintf(fp, "/%c/%c/%c/%d ", 877 mispred_str(entries + i), 878 entries[i].flags.in_tx ? 'X' : '-', 879 entries[i].flags.abort ? 'A' : '-', 880 entries[i].flags.cycles); 881 } 882 883 return printed; 884 } 885 #define MAXBB 16384UL 886 887 static int grab_bb(u8 *buffer, u64 start, u64 end, 888 struct machine *machine, struct thread *thread, 889 bool *is64bit, u8 *cpumode, bool last) 890 { 891 long offset, len; 892 struct addr_location al; 893 bool kernel; 894 895 if (!start || !end) 896 return 0; 897 898 kernel = machine__kernel_ip(machine, start); 899 if (kernel) 900 *cpumode = PERF_RECORD_MISC_KERNEL; 901 else 902 *cpumode = PERF_RECORD_MISC_USER; 903 904 /* 905 * Block overlaps between kernel and user. 906 * This can happen due to ring filtering 907 * On Intel CPUs the entry into the kernel is filtered, 908 * but the exit is not. Let the caller patch it up. 909 */ 910 if (kernel != machine__kernel_ip(machine, end)) { 911 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end); 912 return -ENXIO; 913 } 914 915 memset(&al, 0, sizeof(al)); 916 if (end - start > MAXBB - MAXINSN) { 917 if (last) 918 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end); 919 else 920 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start); 921 return 0; 922 } 923 924 if (!thread__find_map(thread, *cpumode, start, &al) || !al.map->dso) { 925 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end); 926 return 0; 927 } 928 if (al.map->dso->data.status == DSO_DATA_STATUS_ERROR) { 929 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end); 930 return 0; 931 } 932 933 /* Load maps to ensure dso->is_64_bit has been updated */ 934 map__load(al.map); 935 936 offset = al.map->map_ip(al.map, start); 937 len = dso__data_read_offset(al.map->dso, machine, offset, (u8 *)buffer, 938 end - start + MAXINSN); 939 940 *is64bit = al.map->dso->is_64_bit; 941 if (len <= 0) 942 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n", 943 start, end); 944 return len; 945 } 946 947 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state) 948 { 949 char *srcfile; 950 int ret = 0; 951 unsigned line; 952 int len; 953 char *srccode; 954 955 if (!map || !map->dso) 956 return 0; 957 srcfile = get_srcline_split(map->dso, 958 map__rip_2objdump(map, addr), 959 &line); 960 if (!srcfile) 961 return 0; 962 963 /* Avoid redundant printing */ 964 if (state && 965 state->srcfile && 966 !strcmp(state->srcfile, srcfile) && 967 state->line == line) { 968 free(srcfile); 969 return 0; 970 } 971 972 srccode = find_sourceline(srcfile, line, &len); 973 if (!srccode) 974 goto out_free_line; 975 976 ret = fprintf(fp, "|%-8d %.*s", line, len, srccode); 977 978 if (state) { 979 state->srcfile = srcfile; 980 state->line = line; 981 } 982 return ret; 983 984 out_free_line: 985 free(srcfile); 986 return ret; 987 } 988 989 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr) 990 { 991 struct addr_location al; 992 int ret = 0; 993 994 memset(&al, 0, sizeof(al)); 995 thread__find_map(thread, cpumode, addr, &al); 996 if (!al.map) 997 return 0; 998 ret = map__fprintf_srccode(al.map, al.addr, stdout, 999 &thread->srccode_state); 1000 if (ret) 1001 ret += printf("\n"); 1002 return ret; 1003 } 1004 1005 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en, 1006 struct perf_insn *x, u8 *inbuf, int len, 1007 int insn, FILE *fp, int *total_cycles) 1008 { 1009 int printed = fprintf(fp, "\t%016" PRIx64 "\t%-30s\t#%s%s%s%s", ip, 1010 dump_insn(x, ip, inbuf, len, NULL), 1011 en->flags.predicted ? " PRED" : "", 1012 en->flags.mispred ? " MISPRED" : "", 1013 en->flags.in_tx ? " INTX" : "", 1014 en->flags.abort ? " ABORT" : ""); 1015 if (en->flags.cycles) { 1016 *total_cycles += en->flags.cycles; 1017 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles); 1018 if (insn) 1019 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles); 1020 } 1021 return printed + fprintf(fp, "\n"); 1022 } 1023 1024 static int ip__fprintf_sym(uint64_t addr, struct thread *thread, 1025 u8 cpumode, int cpu, struct symbol **lastsym, 1026 struct perf_event_attr *attr, FILE *fp) 1027 { 1028 struct addr_location al; 1029 int off, printed = 0; 1030 1031 memset(&al, 0, sizeof(al)); 1032 1033 thread__find_map(thread, cpumode, addr, &al); 1034 1035 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end) 1036 return 0; 1037 1038 al.cpu = cpu; 1039 al.sym = NULL; 1040 if (al.map) 1041 al.sym = map__find_symbol(al.map, al.addr); 1042 1043 if (!al.sym) 1044 return 0; 1045 1046 if (al.addr < al.sym->end) 1047 off = al.addr - al.sym->start; 1048 else 1049 off = al.addr - al.map->start - al.sym->start; 1050 printed += fprintf(fp, "\t%s", al.sym->name); 1051 if (off) 1052 printed += fprintf(fp, "%+d", off); 1053 printed += fprintf(fp, ":"); 1054 if (PRINT_FIELD(SRCLINE)) 1055 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp); 1056 printed += fprintf(fp, "\n"); 1057 *lastsym = al.sym; 1058 1059 return printed; 1060 } 1061 1062 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample, 1063 struct thread *thread, 1064 struct perf_event_attr *attr, 1065 struct machine *machine, FILE *fp) 1066 { 1067 struct branch_stack *br = sample->branch_stack; 1068 struct branch_entry *entries = perf_sample__branch_entries(sample); 1069 u64 start, end; 1070 int i, insn, len, nr, ilen, printed = 0; 1071 struct perf_insn x; 1072 u8 buffer[MAXBB]; 1073 unsigned off; 1074 struct symbol *lastsym = NULL; 1075 int total_cycles = 0; 1076 1077 if (!(br && br->nr)) 1078 return 0; 1079 nr = br->nr; 1080 if (max_blocks && nr > max_blocks + 1) 1081 nr = max_blocks + 1; 1082 1083 x.thread = thread; 1084 x.cpu = sample->cpu; 1085 1086 printed += fprintf(fp, "%c", '\n'); 1087 1088 /* Handle first from jump, of which we don't know the entry. */ 1089 len = grab_bb(buffer, entries[nr-1].from, 1090 entries[nr-1].from, 1091 machine, thread, &x.is64bit, &x.cpumode, false); 1092 if (len > 0) { 1093 printed += ip__fprintf_sym(entries[nr - 1].from, thread, 1094 x.cpumode, x.cpu, &lastsym, attr, fp); 1095 printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1], 1096 &x, buffer, len, 0, fp, &total_cycles); 1097 if (PRINT_FIELD(SRCCODE)) 1098 printed += print_srccode(thread, x.cpumode, entries[nr - 1].from); 1099 } 1100 1101 /* Print all blocks */ 1102 for (i = nr - 2; i >= 0; i--) { 1103 if (entries[i].from || entries[i].to) 1104 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i, 1105 entries[i].from, 1106 entries[i].to); 1107 start = entries[i + 1].to; 1108 end = entries[i].from; 1109 1110 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false); 1111 /* Patch up missing kernel transfers due to ring filters */ 1112 if (len == -ENXIO && i > 0) { 1113 end = entries[--i].from; 1114 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end); 1115 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false); 1116 } 1117 if (len <= 0) 1118 continue; 1119 1120 insn = 0; 1121 for (off = 0; off < (unsigned)len; off += ilen) { 1122 uint64_t ip = start + off; 1123 1124 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp); 1125 if (ip == end) { 1126 printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp, 1127 &total_cycles); 1128 if (PRINT_FIELD(SRCCODE)) 1129 printed += print_srccode(thread, x.cpumode, ip); 1130 break; 1131 } else { 1132 ilen = 0; 1133 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", ip, 1134 dump_insn(&x, ip, buffer + off, len - off, &ilen)); 1135 if (ilen == 0) 1136 break; 1137 if (PRINT_FIELD(SRCCODE)) 1138 print_srccode(thread, x.cpumode, ip); 1139 insn++; 1140 } 1141 } 1142 if (off != end - start) 1143 printed += fprintf(fp, "\tmismatch of LBR data and executable\n"); 1144 } 1145 1146 /* 1147 * Hit the branch? In this case we are already done, and the target 1148 * has not been executed yet. 1149 */ 1150 if (entries[0].from == sample->ip) 1151 goto out; 1152 if (entries[0].flags.abort) 1153 goto out; 1154 1155 /* 1156 * Print final block upto sample 1157 * 1158 * Due to pipeline delays the LBRs might be missing a branch 1159 * or two, which can result in very large or negative blocks 1160 * between final branch and sample. When this happens just 1161 * continue walking after the last TO until we hit a branch. 1162 */ 1163 start = entries[0].to; 1164 end = sample->ip; 1165 if (end < start) { 1166 /* Missing jump. Scan 128 bytes for the next branch */ 1167 end = start + 128; 1168 } 1169 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true); 1170 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp); 1171 if (len <= 0) { 1172 /* Print at least last IP if basic block did not work */ 1173 len = grab_bb(buffer, sample->ip, sample->ip, 1174 machine, thread, &x.is64bit, &x.cpumode, false); 1175 if (len <= 0) 1176 goto out; 1177 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", sample->ip, 1178 dump_insn(&x, sample->ip, buffer, len, NULL)); 1179 if (PRINT_FIELD(SRCCODE)) 1180 print_srccode(thread, x.cpumode, sample->ip); 1181 goto out; 1182 } 1183 for (off = 0; off <= end - start; off += ilen) { 1184 ilen = 0; 1185 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", start + off, 1186 dump_insn(&x, start + off, buffer + off, len - off, &ilen)); 1187 if (ilen == 0) 1188 break; 1189 if (arch_is_branch(buffer + off, len - off, x.is64bit) && start + off != sample->ip) { 1190 /* 1191 * Hit a missing branch. Just stop. 1192 */ 1193 printed += fprintf(fp, "\t... not reaching sample ...\n"); 1194 break; 1195 } 1196 if (PRINT_FIELD(SRCCODE)) 1197 print_srccode(thread, x.cpumode, start + off); 1198 } 1199 out: 1200 return printed; 1201 } 1202 1203 static int perf_sample__fprintf_addr(struct perf_sample *sample, 1204 struct thread *thread, 1205 struct perf_event_attr *attr, FILE *fp) 1206 { 1207 struct addr_location al; 1208 int printed = fprintf(fp, "%16" PRIx64, sample->addr); 1209 1210 if (!sample_addr_correlates_sym(attr)) 1211 goto out; 1212 1213 thread__resolve(thread, &al, sample); 1214 1215 if (PRINT_FIELD(SYM)) { 1216 printed += fprintf(fp, " "); 1217 if (PRINT_FIELD(SYMOFFSET)) 1218 printed += symbol__fprintf_symname_offs(al.sym, &al, fp); 1219 else 1220 printed += symbol__fprintf_symname(al.sym, fp); 1221 } 1222 1223 if (PRINT_FIELD(DSO)) { 1224 printed += fprintf(fp, " ("); 1225 printed += map__fprintf_dsoname(al.map, fp); 1226 printed += fprintf(fp, ")"); 1227 } 1228 out: 1229 return printed; 1230 } 1231 1232 static const char *resolve_branch_sym(struct perf_sample *sample, 1233 struct evsel *evsel, 1234 struct thread *thread, 1235 struct addr_location *al, 1236 u64 *ip) 1237 { 1238 struct addr_location addr_al; 1239 struct perf_event_attr *attr = &evsel->core.attr; 1240 const char *name = NULL; 1241 1242 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) { 1243 if (sample_addr_correlates_sym(attr)) { 1244 thread__resolve(thread, &addr_al, sample); 1245 if (addr_al.sym) 1246 name = addr_al.sym->name; 1247 else 1248 *ip = sample->addr; 1249 } else { 1250 *ip = sample->addr; 1251 } 1252 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) { 1253 if (al->sym) 1254 name = al->sym->name; 1255 else 1256 *ip = sample->ip; 1257 } 1258 return name; 1259 } 1260 1261 static int perf_sample__fprintf_callindent(struct perf_sample *sample, 1262 struct evsel *evsel, 1263 struct thread *thread, 1264 struct addr_location *al, FILE *fp) 1265 { 1266 struct perf_event_attr *attr = &evsel->core.attr; 1267 size_t depth = thread_stack__depth(thread, sample->cpu); 1268 const char *name = NULL; 1269 static int spacing; 1270 int len = 0; 1271 int dlen = 0; 1272 u64 ip = 0; 1273 1274 /* 1275 * The 'return' has already been popped off the stack so the depth has 1276 * to be adjusted to match the 'call'. 1277 */ 1278 if (thread->ts && sample->flags & PERF_IP_FLAG_RETURN) 1279 depth += 1; 1280 1281 name = resolve_branch_sym(sample, evsel, thread, al, &ip); 1282 1283 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) { 1284 dlen += fprintf(fp, "("); 1285 dlen += map__fprintf_dsoname(al->map, fp); 1286 dlen += fprintf(fp, ")\t"); 1287 } 1288 1289 if (name) 1290 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name); 1291 else if (ip) 1292 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip); 1293 1294 if (len < 0) 1295 return len; 1296 1297 /* 1298 * Try to keep the output length from changing frequently so that the 1299 * output lines up more nicely. 1300 */ 1301 if (len > spacing || (len && len < spacing - 52)) 1302 spacing = round_up(len + 4, 32); 1303 1304 if (len < spacing) 1305 len += fprintf(fp, "%*s", spacing - len, ""); 1306 1307 return len + dlen; 1308 } 1309 1310 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused, 1311 struct thread *thread __maybe_unused, 1312 struct machine *machine __maybe_unused) 1313 { 1314 } 1315 1316 static int perf_sample__fprintf_insn(struct perf_sample *sample, 1317 struct perf_event_attr *attr, 1318 struct thread *thread, 1319 struct machine *machine, FILE *fp) 1320 { 1321 int printed = 0; 1322 1323 if (sample->insn_len == 0 && native_arch) 1324 arch_fetch_insn(sample, thread, machine); 1325 1326 if (PRINT_FIELD(INSNLEN)) 1327 printed += fprintf(fp, " ilen: %d", sample->insn_len); 1328 if (PRINT_FIELD(INSN) && sample->insn_len) { 1329 int i; 1330 1331 printed += fprintf(fp, " insn:"); 1332 for (i = 0; i < sample->insn_len; i++) 1333 printed += fprintf(fp, " %02x", (unsigned char)sample->insn[i]); 1334 } 1335 if (PRINT_FIELD(BRSTACKINSN)) 1336 printed += perf_sample__fprintf_brstackinsn(sample, thread, attr, machine, fp); 1337 1338 return printed; 1339 } 1340 1341 static int perf_sample__fprintf_ipc(struct perf_sample *sample, 1342 struct perf_event_attr *attr, FILE *fp) 1343 { 1344 unsigned int ipc; 1345 1346 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt) 1347 return 0; 1348 1349 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt; 1350 1351 return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ", 1352 ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt); 1353 } 1354 1355 static int perf_sample__fprintf_bts(struct perf_sample *sample, 1356 struct evsel *evsel, 1357 struct thread *thread, 1358 struct addr_location *al, 1359 struct machine *machine, FILE *fp) 1360 { 1361 struct perf_event_attr *attr = &evsel->core.attr; 1362 unsigned int type = output_type(attr->type); 1363 bool print_srcline_last = false; 1364 int printed = 0; 1365 1366 if (PRINT_FIELD(CALLINDENT)) 1367 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, fp); 1368 1369 /* print branch_from information */ 1370 if (PRINT_FIELD(IP)) { 1371 unsigned int print_opts = output[type].print_ip_opts; 1372 struct callchain_cursor *cursor = NULL; 1373 1374 if (symbol_conf.use_callchain && sample->callchain && 1375 thread__resolve_callchain(al->thread, &callchain_cursor, evsel, 1376 sample, NULL, NULL, scripting_max_stack) == 0) 1377 cursor = &callchain_cursor; 1378 1379 if (cursor == NULL) { 1380 printed += fprintf(fp, " "); 1381 if (print_opts & EVSEL__PRINT_SRCLINE) { 1382 print_srcline_last = true; 1383 print_opts &= ~EVSEL__PRINT_SRCLINE; 1384 } 1385 } else 1386 printed += fprintf(fp, "\n"); 1387 1388 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor, 1389 symbol_conf.bt_stop_list, fp); 1390 } 1391 1392 /* print branch_to information */ 1393 if (PRINT_FIELD(ADDR) || 1394 ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) && 1395 !output[type].user_set)) { 1396 printed += fprintf(fp, " => "); 1397 printed += perf_sample__fprintf_addr(sample, thread, attr, fp); 1398 } 1399 1400 printed += perf_sample__fprintf_ipc(sample, attr, fp); 1401 1402 if (print_srcline_last) 1403 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp); 1404 1405 printed += perf_sample__fprintf_insn(sample, attr, thread, machine, fp); 1406 printed += fprintf(fp, "\n"); 1407 if (PRINT_FIELD(SRCCODE)) { 1408 int ret = map__fprintf_srccode(al->map, al->addr, stdout, 1409 &thread->srccode_state); 1410 if (ret) { 1411 printed += ret; 1412 printed += printf("\n"); 1413 } 1414 } 1415 return printed; 1416 } 1417 1418 static struct { 1419 u32 flags; 1420 const char *name; 1421 } sample_flags[] = { 1422 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"}, 1423 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"}, 1424 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"}, 1425 {PERF_IP_FLAG_BRANCH, "jmp"}, 1426 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"}, 1427 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"}, 1428 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"}, 1429 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"}, 1430 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"}, 1431 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"}, 1432 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"}, 1433 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"}, 1434 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"}, 1435 {0, NULL} 1436 }; 1437 1438 static const char *sample_flags_to_name(u32 flags) 1439 { 1440 int i; 1441 1442 for (i = 0; sample_flags[i].name ; i++) { 1443 if (sample_flags[i].flags == flags) 1444 return sample_flags[i].name; 1445 } 1446 1447 return NULL; 1448 } 1449 1450 static int perf_sample__fprintf_flags(u32 flags, FILE *fp) 1451 { 1452 const char *chars = PERF_IP_FLAG_CHARS; 1453 const int n = strlen(PERF_IP_FLAG_CHARS); 1454 bool in_tx = flags & PERF_IP_FLAG_IN_TX; 1455 const char *name = NULL; 1456 char str[33]; 1457 int i, pos = 0; 1458 1459 name = sample_flags_to_name(flags & ~PERF_IP_FLAG_IN_TX); 1460 if (name) 1461 return fprintf(fp, " %-15s%4s ", name, in_tx ? "(x)" : ""); 1462 1463 if (flags & PERF_IP_FLAG_TRACE_BEGIN) { 1464 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_BEGIN)); 1465 if (name) 1466 return fprintf(fp, " tr strt %-7s%4s ", name, in_tx ? "(x)" : ""); 1467 } 1468 1469 if (flags & PERF_IP_FLAG_TRACE_END) { 1470 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_END)); 1471 if (name) 1472 return fprintf(fp, " tr end %-7s%4s ", name, in_tx ? "(x)" : ""); 1473 } 1474 1475 for (i = 0; i < n; i++, flags >>= 1) { 1476 if (flags & 1) 1477 str[pos++] = chars[i]; 1478 } 1479 for (; i < 32; i++, flags >>= 1) { 1480 if (flags & 1) 1481 str[pos++] = '?'; 1482 } 1483 str[pos] = 0; 1484 1485 return fprintf(fp, " %-19s ", str); 1486 } 1487 1488 struct printer_data { 1489 int line_no; 1490 bool hit_nul; 1491 bool is_printable; 1492 }; 1493 1494 static int sample__fprintf_bpf_output(enum binary_printer_ops op, 1495 unsigned int val, 1496 void *extra, FILE *fp) 1497 { 1498 unsigned char ch = (unsigned char)val; 1499 struct printer_data *printer_data = extra; 1500 int printed = 0; 1501 1502 switch (op) { 1503 case BINARY_PRINT_DATA_BEGIN: 1504 printed += fprintf(fp, "\n"); 1505 break; 1506 case BINARY_PRINT_LINE_BEGIN: 1507 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" : 1508 " "); 1509 break; 1510 case BINARY_PRINT_ADDR: 1511 printed += fprintf(fp, " %04x:", val); 1512 break; 1513 case BINARY_PRINT_NUM_DATA: 1514 printed += fprintf(fp, " %02x", val); 1515 break; 1516 case BINARY_PRINT_NUM_PAD: 1517 printed += fprintf(fp, " "); 1518 break; 1519 case BINARY_PRINT_SEP: 1520 printed += fprintf(fp, " "); 1521 break; 1522 case BINARY_PRINT_CHAR_DATA: 1523 if (printer_data->hit_nul && ch) 1524 printer_data->is_printable = false; 1525 1526 if (!isprint(ch)) { 1527 printed += fprintf(fp, "%c", '.'); 1528 1529 if (!printer_data->is_printable) 1530 break; 1531 1532 if (ch == '\0') 1533 printer_data->hit_nul = true; 1534 else 1535 printer_data->is_printable = false; 1536 } else { 1537 printed += fprintf(fp, "%c", ch); 1538 } 1539 break; 1540 case BINARY_PRINT_CHAR_PAD: 1541 printed += fprintf(fp, " "); 1542 break; 1543 case BINARY_PRINT_LINE_END: 1544 printed += fprintf(fp, "\n"); 1545 printer_data->line_no++; 1546 break; 1547 case BINARY_PRINT_DATA_END: 1548 default: 1549 break; 1550 } 1551 1552 return printed; 1553 } 1554 1555 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp) 1556 { 1557 unsigned int nr_bytes = sample->raw_size; 1558 struct printer_data printer_data = {0, false, true}; 1559 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8, 1560 sample__fprintf_bpf_output, &printer_data, fp); 1561 1562 if (printer_data.is_printable && printer_data.hit_nul) 1563 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data)); 1564 1565 return printed; 1566 } 1567 1568 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp) 1569 { 1570 if (len > 0 && len < spacing) 1571 return fprintf(fp, "%*s", spacing - len, ""); 1572 1573 return 0; 1574 } 1575 1576 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp) 1577 { 1578 return perf_sample__fprintf_spacing(len, 34, fp); 1579 } 1580 1581 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp) 1582 { 1583 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample); 1584 int len; 1585 1586 if (perf_sample__bad_synth_size(sample, *data)) 1587 return 0; 1588 1589 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " ", 1590 data->ip, le64_to_cpu(data->payload)); 1591 return len + perf_sample__fprintf_pt_spacing(len, fp); 1592 } 1593 1594 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp) 1595 { 1596 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample); 1597 int len; 1598 1599 if (perf_sample__bad_synth_size(sample, *data)) 1600 return 0; 1601 1602 len = fprintf(fp, " hints: %#x extensions: %#x ", 1603 data->hints, data->extensions); 1604 return len + perf_sample__fprintf_pt_spacing(len, fp); 1605 } 1606 1607 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp) 1608 { 1609 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample); 1610 int len; 1611 1612 if (perf_sample__bad_synth_size(sample, *data)) 1613 return 0; 1614 1615 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ", 1616 data->hw, data->cstate, data->subcstate); 1617 return len + perf_sample__fprintf_pt_spacing(len, fp); 1618 } 1619 1620 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp) 1621 { 1622 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample); 1623 int len; 1624 1625 if (perf_sample__bad_synth_size(sample, *data)) 1626 return 0; 1627 1628 len = fprintf(fp, " IP: %u ", data->ip); 1629 return len + perf_sample__fprintf_pt_spacing(len, fp); 1630 } 1631 1632 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp) 1633 { 1634 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample); 1635 int len; 1636 1637 if (perf_sample__bad_synth_size(sample, *data)) 1638 return 0; 1639 1640 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ", 1641 data->deepest_cstate, data->last_cstate, 1642 data->wake_reason); 1643 return len + perf_sample__fprintf_pt_spacing(len, fp); 1644 } 1645 1646 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp) 1647 { 1648 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample); 1649 unsigned int percent, freq; 1650 int len; 1651 1652 if (perf_sample__bad_synth_size(sample, *data)) 1653 return 0; 1654 1655 freq = (le32_to_cpu(data->freq) + 500) / 1000; 1656 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq); 1657 if (data->max_nonturbo) { 1658 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10; 1659 len += fprintf(fp, "(%3u%%) ", percent); 1660 } 1661 return len + perf_sample__fprintf_pt_spacing(len, fp); 1662 } 1663 1664 static int perf_sample__fprintf_synth(struct perf_sample *sample, 1665 struct evsel *evsel, FILE *fp) 1666 { 1667 switch (evsel->core.attr.config) { 1668 case PERF_SYNTH_INTEL_PTWRITE: 1669 return perf_sample__fprintf_synth_ptwrite(sample, fp); 1670 case PERF_SYNTH_INTEL_MWAIT: 1671 return perf_sample__fprintf_synth_mwait(sample, fp); 1672 case PERF_SYNTH_INTEL_PWRE: 1673 return perf_sample__fprintf_synth_pwre(sample, fp); 1674 case PERF_SYNTH_INTEL_EXSTOP: 1675 return perf_sample__fprintf_synth_exstop(sample, fp); 1676 case PERF_SYNTH_INTEL_PWRX: 1677 return perf_sample__fprintf_synth_pwrx(sample, fp); 1678 case PERF_SYNTH_INTEL_CBR: 1679 return perf_sample__fprintf_synth_cbr(sample, fp); 1680 default: 1681 break; 1682 } 1683 1684 return 0; 1685 } 1686 1687 struct perf_script { 1688 struct perf_tool tool; 1689 struct perf_session *session; 1690 bool show_task_events; 1691 bool show_mmap_events; 1692 bool show_switch_events; 1693 bool show_namespace_events; 1694 bool show_lost_events; 1695 bool show_round_events; 1696 bool show_bpf_events; 1697 bool show_cgroup_events; 1698 bool allocated; 1699 bool per_event_dump; 1700 struct evswitch evswitch; 1701 struct perf_cpu_map *cpus; 1702 struct perf_thread_map *threads; 1703 int name_width; 1704 const char *time_str; 1705 struct perf_time_interval *ptime_range; 1706 int range_size; 1707 int range_num; 1708 }; 1709 1710 static int perf_evlist__max_name_len(struct evlist *evlist) 1711 { 1712 struct evsel *evsel; 1713 int max = 0; 1714 1715 evlist__for_each_entry(evlist, evsel) { 1716 int len = strlen(perf_evsel__name(evsel)); 1717 1718 max = MAX(len, max); 1719 } 1720 1721 return max; 1722 } 1723 1724 static int data_src__fprintf(u64 data_src, FILE *fp) 1725 { 1726 struct mem_info mi = { .data_src.val = data_src }; 1727 char decode[100]; 1728 char out[100]; 1729 static int maxlen; 1730 int len; 1731 1732 perf_script__meminfo_scnprintf(decode, 100, &mi); 1733 1734 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode); 1735 if (maxlen < len) 1736 maxlen = len; 1737 1738 return fprintf(fp, "%-*s", maxlen, out); 1739 } 1740 1741 struct metric_ctx { 1742 struct perf_sample *sample; 1743 struct thread *thread; 1744 struct evsel *evsel; 1745 FILE *fp; 1746 }; 1747 1748 static void script_print_metric(struct perf_stat_config *config __maybe_unused, 1749 void *ctx, const char *color, 1750 const char *fmt, 1751 const char *unit, double val) 1752 { 1753 struct metric_ctx *mctx = ctx; 1754 1755 if (!fmt) 1756 return; 1757 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel, 1758 PERF_RECORD_SAMPLE, mctx->fp); 1759 fputs("\tmetric: ", mctx->fp); 1760 if (color) 1761 color_fprintf(mctx->fp, color, fmt, val); 1762 else 1763 printf(fmt, val); 1764 fprintf(mctx->fp, " %s\n", unit); 1765 } 1766 1767 static void script_new_line(struct perf_stat_config *config __maybe_unused, 1768 void *ctx) 1769 { 1770 struct metric_ctx *mctx = ctx; 1771 1772 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel, 1773 PERF_RECORD_SAMPLE, mctx->fp); 1774 fputs("\tmetric: ", mctx->fp); 1775 } 1776 1777 static void perf_sample__fprint_metric(struct perf_script *script, 1778 struct thread *thread, 1779 struct evsel *evsel, 1780 struct perf_sample *sample, 1781 FILE *fp) 1782 { 1783 struct perf_stat_output_ctx ctx = { 1784 .print_metric = script_print_metric, 1785 .new_line = script_new_line, 1786 .ctx = &(struct metric_ctx) { 1787 .sample = sample, 1788 .thread = thread, 1789 .evsel = evsel, 1790 .fp = fp, 1791 }, 1792 .force_header = false, 1793 }; 1794 struct evsel *ev2; 1795 u64 val; 1796 1797 if (!evsel->stats) 1798 perf_evlist__alloc_stats(script->session->evlist, false); 1799 if (evsel_script(evsel->leader)->gnum++ == 0) 1800 perf_stat__reset_shadow_stats(); 1801 val = sample->period * evsel->scale; 1802 perf_stat__update_shadow_stats(evsel, 1803 val, 1804 sample->cpu, 1805 &rt_stat); 1806 evsel_script(evsel)->val = val; 1807 if (evsel_script(evsel->leader)->gnum == evsel->leader->core.nr_members) { 1808 for_each_group_member (ev2, evsel->leader) { 1809 perf_stat__print_shadow_stats(&stat_config, ev2, 1810 evsel_script(ev2)->val, 1811 sample->cpu, 1812 &ctx, 1813 NULL, 1814 &rt_stat); 1815 } 1816 evsel_script(evsel->leader)->gnum = 0; 1817 } 1818 } 1819 1820 static bool show_event(struct perf_sample *sample, 1821 struct evsel *evsel, 1822 struct thread *thread, 1823 struct addr_location *al) 1824 { 1825 int depth = thread_stack__depth(thread, sample->cpu); 1826 1827 if (!symbol_conf.graph_function) 1828 return true; 1829 1830 if (thread->filter) { 1831 if (depth <= thread->filter_entry_depth) { 1832 thread->filter = false; 1833 return false; 1834 } 1835 return true; 1836 } else { 1837 const char *s = symbol_conf.graph_function; 1838 u64 ip; 1839 const char *name = resolve_branch_sym(sample, evsel, thread, al, 1840 &ip); 1841 unsigned nlen; 1842 1843 if (!name) 1844 return false; 1845 nlen = strlen(name); 1846 while (*s) { 1847 unsigned len = strcspn(s, ","); 1848 if (nlen == len && !strncmp(name, s, len)) { 1849 thread->filter = true; 1850 thread->filter_entry_depth = depth; 1851 return true; 1852 } 1853 s += len; 1854 if (*s == ',') 1855 s++; 1856 } 1857 return false; 1858 } 1859 } 1860 1861 static void process_event(struct perf_script *script, 1862 struct perf_sample *sample, struct evsel *evsel, 1863 struct addr_location *al, 1864 struct machine *machine) 1865 { 1866 struct thread *thread = al->thread; 1867 struct perf_event_attr *attr = &evsel->core.attr; 1868 unsigned int type = output_type(attr->type); 1869 struct evsel_script *es = evsel->priv; 1870 FILE *fp = es->fp; 1871 1872 if (output[type].fields == 0) 1873 return; 1874 1875 if (!show_event(sample, evsel, thread, al)) 1876 return; 1877 1878 if (evswitch__discard(&script->evswitch, evsel)) 1879 return; 1880 1881 ++es->samples; 1882 1883 perf_sample__fprintf_start(sample, thread, evsel, 1884 PERF_RECORD_SAMPLE, fp); 1885 1886 if (PRINT_FIELD(PERIOD)) 1887 fprintf(fp, "%10" PRIu64 " ", sample->period); 1888 1889 if (PRINT_FIELD(EVNAME)) { 1890 const char *evname = perf_evsel__name(evsel); 1891 1892 if (!script->name_width) 1893 script->name_width = perf_evlist__max_name_len(script->session->evlist); 1894 1895 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]"); 1896 } 1897 1898 if (print_flags) 1899 perf_sample__fprintf_flags(sample->flags, fp); 1900 1901 if (is_bts_event(attr)) { 1902 perf_sample__fprintf_bts(sample, evsel, thread, al, machine, fp); 1903 return; 1904 } 1905 1906 if (PRINT_FIELD(TRACE) && sample->raw_data) { 1907 event_format__fprintf(evsel->tp_format, sample->cpu, 1908 sample->raw_data, sample->raw_size, fp); 1909 } 1910 1911 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH)) 1912 perf_sample__fprintf_synth(sample, evsel, fp); 1913 1914 if (PRINT_FIELD(ADDR)) 1915 perf_sample__fprintf_addr(sample, thread, attr, fp); 1916 1917 if (PRINT_FIELD(DATA_SRC)) 1918 data_src__fprintf(sample->data_src, fp); 1919 1920 if (PRINT_FIELD(WEIGHT)) 1921 fprintf(fp, "%16" PRIu64, sample->weight); 1922 1923 if (PRINT_FIELD(IP)) { 1924 struct callchain_cursor *cursor = NULL; 1925 1926 if (symbol_conf.use_callchain && sample->callchain && 1927 thread__resolve_callchain(al->thread, &callchain_cursor, evsel, 1928 sample, NULL, NULL, scripting_max_stack) == 0) 1929 cursor = &callchain_cursor; 1930 1931 fputc(cursor ? '\n' : ' ', fp); 1932 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor, 1933 symbol_conf.bt_stop_list, fp); 1934 } 1935 1936 if (PRINT_FIELD(IREGS)) 1937 perf_sample__fprintf_iregs(sample, attr, fp); 1938 1939 if (PRINT_FIELD(UREGS)) 1940 perf_sample__fprintf_uregs(sample, attr, fp); 1941 1942 if (PRINT_FIELD(BRSTACK)) 1943 perf_sample__fprintf_brstack(sample, thread, attr, fp); 1944 else if (PRINT_FIELD(BRSTACKSYM)) 1945 perf_sample__fprintf_brstacksym(sample, thread, attr, fp); 1946 else if (PRINT_FIELD(BRSTACKOFF)) 1947 perf_sample__fprintf_brstackoff(sample, thread, attr, fp); 1948 1949 if (perf_evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT)) 1950 perf_sample__fprintf_bpf_output(sample, fp); 1951 perf_sample__fprintf_insn(sample, attr, thread, machine, fp); 1952 1953 if (PRINT_FIELD(PHYS_ADDR)) 1954 fprintf(fp, "%16" PRIx64, sample->phys_addr); 1955 1956 perf_sample__fprintf_ipc(sample, attr, fp); 1957 1958 fprintf(fp, "\n"); 1959 1960 if (PRINT_FIELD(SRCCODE)) { 1961 if (map__fprintf_srccode(al->map, al->addr, stdout, 1962 &thread->srccode_state)) 1963 printf("\n"); 1964 } 1965 1966 if (PRINT_FIELD(METRIC)) 1967 perf_sample__fprint_metric(script, thread, evsel, sample, fp); 1968 1969 if (verbose) 1970 fflush(fp); 1971 } 1972 1973 static struct scripting_ops *scripting_ops; 1974 1975 static void __process_stat(struct evsel *counter, u64 tstamp) 1976 { 1977 int nthreads = perf_thread_map__nr(counter->core.threads); 1978 int ncpus = perf_evsel__nr_cpus(counter); 1979 int cpu, thread; 1980 static int header_printed; 1981 1982 if (counter->core.system_wide) 1983 nthreads = 1; 1984 1985 if (!header_printed) { 1986 printf("%3s %8s %15s %15s %15s %15s %s\n", 1987 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT"); 1988 header_printed = 1; 1989 } 1990 1991 for (thread = 0; thread < nthreads; thread++) { 1992 for (cpu = 0; cpu < ncpus; cpu++) { 1993 struct perf_counts_values *counts; 1994 1995 counts = perf_counts(counter->counts, cpu, thread); 1996 1997 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n", 1998 counter->core.cpus->map[cpu], 1999 perf_thread_map__pid(counter->core.threads, thread), 2000 counts->val, 2001 counts->ena, 2002 counts->run, 2003 tstamp, 2004 perf_evsel__name(counter)); 2005 } 2006 } 2007 } 2008 2009 static void process_stat(struct evsel *counter, u64 tstamp) 2010 { 2011 if (scripting_ops && scripting_ops->process_stat) 2012 scripting_ops->process_stat(&stat_config, counter, tstamp); 2013 else 2014 __process_stat(counter, tstamp); 2015 } 2016 2017 static void process_stat_interval(u64 tstamp) 2018 { 2019 if (scripting_ops && scripting_ops->process_stat_interval) 2020 scripting_ops->process_stat_interval(tstamp); 2021 } 2022 2023 static void setup_scripting(void) 2024 { 2025 setup_perl_scripting(); 2026 setup_python_scripting(); 2027 } 2028 2029 static int flush_scripting(void) 2030 { 2031 return scripting_ops ? scripting_ops->flush_script() : 0; 2032 } 2033 2034 static int cleanup_scripting(void) 2035 { 2036 pr_debug("\nperf script stopped\n"); 2037 2038 return scripting_ops ? scripting_ops->stop_script() : 0; 2039 } 2040 2041 static bool filter_cpu(struct perf_sample *sample) 2042 { 2043 if (cpu_list) 2044 return !test_bit(sample->cpu, cpu_bitmap); 2045 return false; 2046 } 2047 2048 static int process_sample_event(struct perf_tool *tool, 2049 union perf_event *event, 2050 struct perf_sample *sample, 2051 struct evsel *evsel, 2052 struct machine *machine) 2053 { 2054 struct perf_script *scr = container_of(tool, struct perf_script, tool); 2055 struct addr_location al; 2056 2057 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num, 2058 sample->time)) { 2059 return 0; 2060 } 2061 2062 if (debug_mode) { 2063 if (sample->time < last_timestamp) { 2064 pr_err("Samples misordered, previous: %" PRIu64 2065 " this: %" PRIu64 "\n", last_timestamp, 2066 sample->time); 2067 nr_unordered++; 2068 } 2069 last_timestamp = sample->time; 2070 return 0; 2071 } 2072 2073 if (machine__resolve(machine, &al, sample) < 0) { 2074 pr_err("problem processing %d event, skipping it.\n", 2075 event->header.type); 2076 return -1; 2077 } 2078 2079 if (al.filtered) 2080 goto out_put; 2081 2082 if (filter_cpu(sample)) 2083 goto out_put; 2084 2085 if (scripting_ops) 2086 scripting_ops->process_event(event, sample, evsel, &al); 2087 else 2088 process_event(scr, sample, evsel, &al, machine); 2089 2090 out_put: 2091 addr_location__put(&al); 2092 return 0; 2093 } 2094 2095 static int process_attr(struct perf_tool *tool, union perf_event *event, 2096 struct evlist **pevlist) 2097 { 2098 struct perf_script *scr = container_of(tool, struct perf_script, tool); 2099 struct evlist *evlist; 2100 struct evsel *evsel, *pos; 2101 int err; 2102 static struct evsel_script *es; 2103 2104 err = perf_event__process_attr(tool, event, pevlist); 2105 if (err) 2106 return err; 2107 2108 evlist = *pevlist; 2109 evsel = evlist__last(*pevlist); 2110 2111 if (!evsel->priv) { 2112 if (scr->per_event_dump) { 2113 evsel->priv = perf_evsel_script__new(evsel, 2114 scr->session->data); 2115 } else { 2116 es = zalloc(sizeof(*es)); 2117 if (!es) 2118 return -ENOMEM; 2119 es->fp = stdout; 2120 evsel->priv = es; 2121 } 2122 } 2123 2124 if (evsel->core.attr.type >= PERF_TYPE_MAX && 2125 evsel->core.attr.type != PERF_TYPE_SYNTH) 2126 return 0; 2127 2128 evlist__for_each_entry(evlist, pos) { 2129 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel) 2130 return 0; 2131 } 2132 2133 set_print_ip_opts(&evsel->core.attr); 2134 2135 if (evsel->core.attr.sample_type) 2136 err = perf_evsel__check_attr(evsel, scr->session); 2137 2138 return err; 2139 } 2140 2141 static int process_comm_event(struct perf_tool *tool, 2142 union perf_event *event, 2143 struct perf_sample *sample, 2144 struct machine *machine) 2145 { 2146 struct thread *thread; 2147 struct perf_script *script = container_of(tool, struct perf_script, tool); 2148 struct perf_session *session = script->session; 2149 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2150 int ret = -1; 2151 2152 thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid); 2153 if (thread == NULL) { 2154 pr_debug("problem processing COMM event, skipping it.\n"); 2155 return -1; 2156 } 2157 2158 if (perf_event__process_comm(tool, event, sample, machine) < 0) 2159 goto out; 2160 2161 if (!evsel->core.attr.sample_id_all) { 2162 sample->cpu = 0; 2163 sample->time = 0; 2164 sample->tid = event->comm.tid; 2165 sample->pid = event->comm.pid; 2166 } 2167 if (!filter_cpu(sample)) { 2168 perf_sample__fprintf_start(sample, thread, evsel, 2169 PERF_RECORD_COMM, stdout); 2170 perf_event__fprintf(event, stdout); 2171 } 2172 ret = 0; 2173 out: 2174 thread__put(thread); 2175 return ret; 2176 } 2177 2178 static int process_namespaces_event(struct perf_tool *tool, 2179 union perf_event *event, 2180 struct perf_sample *sample, 2181 struct machine *machine) 2182 { 2183 struct thread *thread; 2184 struct perf_script *script = container_of(tool, struct perf_script, tool); 2185 struct perf_session *session = script->session; 2186 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2187 int ret = -1; 2188 2189 thread = machine__findnew_thread(machine, event->namespaces.pid, 2190 event->namespaces.tid); 2191 if (thread == NULL) { 2192 pr_debug("problem processing NAMESPACES event, skipping it.\n"); 2193 return -1; 2194 } 2195 2196 if (perf_event__process_namespaces(tool, event, sample, machine) < 0) 2197 goto out; 2198 2199 if (!evsel->core.attr.sample_id_all) { 2200 sample->cpu = 0; 2201 sample->time = 0; 2202 sample->tid = event->namespaces.tid; 2203 sample->pid = event->namespaces.pid; 2204 } 2205 if (!filter_cpu(sample)) { 2206 perf_sample__fprintf_start(sample, thread, evsel, 2207 PERF_RECORD_NAMESPACES, stdout); 2208 perf_event__fprintf(event, stdout); 2209 } 2210 ret = 0; 2211 out: 2212 thread__put(thread); 2213 return ret; 2214 } 2215 2216 static int process_cgroup_event(struct perf_tool *tool, 2217 union perf_event *event, 2218 struct perf_sample *sample, 2219 struct machine *machine) 2220 { 2221 struct thread *thread; 2222 struct perf_script *script = container_of(tool, struct perf_script, tool); 2223 struct perf_session *session = script->session; 2224 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2225 int ret = -1; 2226 2227 thread = machine__findnew_thread(machine, sample->pid, sample->tid); 2228 if (thread == NULL) { 2229 pr_debug("problem processing CGROUP event, skipping it.\n"); 2230 return -1; 2231 } 2232 2233 if (perf_event__process_cgroup(tool, event, sample, machine) < 0) 2234 goto out; 2235 2236 if (!evsel->core.attr.sample_id_all) { 2237 sample->cpu = 0; 2238 sample->time = 0; 2239 } 2240 if (!filter_cpu(sample)) { 2241 perf_sample__fprintf_start(sample, thread, evsel, 2242 PERF_RECORD_CGROUP, stdout); 2243 perf_event__fprintf(event, stdout); 2244 } 2245 ret = 0; 2246 out: 2247 thread__put(thread); 2248 return ret; 2249 } 2250 2251 static int process_fork_event(struct perf_tool *tool, 2252 union perf_event *event, 2253 struct perf_sample *sample, 2254 struct machine *machine) 2255 { 2256 struct thread *thread; 2257 struct perf_script *script = container_of(tool, struct perf_script, tool); 2258 struct perf_session *session = script->session; 2259 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2260 2261 if (perf_event__process_fork(tool, event, sample, machine) < 0) 2262 return -1; 2263 2264 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid); 2265 if (thread == NULL) { 2266 pr_debug("problem processing FORK event, skipping it.\n"); 2267 return -1; 2268 } 2269 2270 if (!evsel->core.attr.sample_id_all) { 2271 sample->cpu = 0; 2272 sample->time = event->fork.time; 2273 sample->tid = event->fork.tid; 2274 sample->pid = event->fork.pid; 2275 } 2276 if (!filter_cpu(sample)) { 2277 perf_sample__fprintf_start(sample, thread, evsel, 2278 PERF_RECORD_FORK, stdout); 2279 perf_event__fprintf(event, stdout); 2280 } 2281 thread__put(thread); 2282 2283 return 0; 2284 } 2285 static int process_exit_event(struct perf_tool *tool, 2286 union perf_event *event, 2287 struct perf_sample *sample, 2288 struct machine *machine) 2289 { 2290 int err = 0; 2291 struct thread *thread; 2292 struct perf_script *script = container_of(tool, struct perf_script, tool); 2293 struct perf_session *session = script->session; 2294 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2295 2296 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid); 2297 if (thread == NULL) { 2298 pr_debug("problem processing EXIT event, skipping it.\n"); 2299 return -1; 2300 } 2301 2302 if (!evsel->core.attr.sample_id_all) { 2303 sample->cpu = 0; 2304 sample->time = 0; 2305 sample->tid = event->fork.tid; 2306 sample->pid = event->fork.pid; 2307 } 2308 if (!filter_cpu(sample)) { 2309 perf_sample__fprintf_start(sample, thread, evsel, 2310 PERF_RECORD_EXIT, stdout); 2311 perf_event__fprintf(event, stdout); 2312 } 2313 2314 if (perf_event__process_exit(tool, event, sample, machine) < 0) 2315 err = -1; 2316 2317 thread__put(thread); 2318 return err; 2319 } 2320 2321 static int process_mmap_event(struct perf_tool *tool, 2322 union perf_event *event, 2323 struct perf_sample *sample, 2324 struct machine *machine) 2325 { 2326 struct thread *thread; 2327 struct perf_script *script = container_of(tool, struct perf_script, tool); 2328 struct perf_session *session = script->session; 2329 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2330 2331 if (perf_event__process_mmap(tool, event, sample, machine) < 0) 2332 return -1; 2333 2334 thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid); 2335 if (thread == NULL) { 2336 pr_debug("problem processing MMAP event, skipping it.\n"); 2337 return -1; 2338 } 2339 2340 if (!evsel->core.attr.sample_id_all) { 2341 sample->cpu = 0; 2342 sample->time = 0; 2343 sample->tid = event->mmap.tid; 2344 sample->pid = event->mmap.pid; 2345 } 2346 if (!filter_cpu(sample)) { 2347 perf_sample__fprintf_start(sample, thread, evsel, 2348 PERF_RECORD_MMAP, stdout); 2349 perf_event__fprintf(event, stdout); 2350 } 2351 thread__put(thread); 2352 return 0; 2353 } 2354 2355 static int process_mmap2_event(struct perf_tool *tool, 2356 union perf_event *event, 2357 struct perf_sample *sample, 2358 struct machine *machine) 2359 { 2360 struct thread *thread; 2361 struct perf_script *script = container_of(tool, struct perf_script, tool); 2362 struct perf_session *session = script->session; 2363 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2364 2365 if (perf_event__process_mmap2(tool, event, sample, machine) < 0) 2366 return -1; 2367 2368 thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid); 2369 if (thread == NULL) { 2370 pr_debug("problem processing MMAP2 event, skipping it.\n"); 2371 return -1; 2372 } 2373 2374 if (!evsel->core.attr.sample_id_all) { 2375 sample->cpu = 0; 2376 sample->time = 0; 2377 sample->tid = event->mmap2.tid; 2378 sample->pid = event->mmap2.pid; 2379 } 2380 if (!filter_cpu(sample)) { 2381 perf_sample__fprintf_start(sample, thread, evsel, 2382 PERF_RECORD_MMAP2, stdout); 2383 perf_event__fprintf(event, stdout); 2384 } 2385 thread__put(thread); 2386 return 0; 2387 } 2388 2389 static int process_switch_event(struct perf_tool *tool, 2390 union perf_event *event, 2391 struct perf_sample *sample, 2392 struct machine *machine) 2393 { 2394 struct thread *thread; 2395 struct perf_script *script = container_of(tool, struct perf_script, tool); 2396 struct perf_session *session = script->session; 2397 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2398 2399 if (perf_event__process_switch(tool, event, sample, machine) < 0) 2400 return -1; 2401 2402 if (scripting_ops && scripting_ops->process_switch) 2403 scripting_ops->process_switch(event, sample, machine); 2404 2405 if (!script->show_switch_events) 2406 return 0; 2407 2408 thread = machine__findnew_thread(machine, sample->pid, 2409 sample->tid); 2410 if (thread == NULL) { 2411 pr_debug("problem processing SWITCH event, skipping it.\n"); 2412 return -1; 2413 } 2414 2415 if (!filter_cpu(sample)) { 2416 perf_sample__fprintf_start(sample, thread, evsel, 2417 PERF_RECORD_SWITCH, stdout); 2418 perf_event__fprintf(event, stdout); 2419 } 2420 thread__put(thread); 2421 return 0; 2422 } 2423 2424 static int 2425 process_lost_event(struct perf_tool *tool, 2426 union perf_event *event, 2427 struct perf_sample *sample, 2428 struct machine *machine) 2429 { 2430 struct perf_script *script = container_of(tool, struct perf_script, tool); 2431 struct perf_session *session = script->session; 2432 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2433 struct thread *thread; 2434 2435 thread = machine__findnew_thread(machine, sample->pid, 2436 sample->tid); 2437 if (thread == NULL) 2438 return -1; 2439 2440 if (!filter_cpu(sample)) { 2441 perf_sample__fprintf_start(sample, thread, evsel, 2442 PERF_RECORD_LOST, stdout); 2443 perf_event__fprintf(event, stdout); 2444 } 2445 thread__put(thread); 2446 return 0; 2447 } 2448 2449 static int 2450 process_finished_round_event(struct perf_tool *tool __maybe_unused, 2451 union perf_event *event, 2452 struct ordered_events *oe __maybe_unused) 2453 2454 { 2455 perf_event__fprintf(event, stdout); 2456 return 0; 2457 } 2458 2459 static int 2460 process_bpf_events(struct perf_tool *tool __maybe_unused, 2461 union perf_event *event, 2462 struct perf_sample *sample, 2463 struct machine *machine) 2464 { 2465 struct thread *thread; 2466 struct perf_script *script = container_of(tool, struct perf_script, tool); 2467 struct perf_session *session = script->session; 2468 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); 2469 2470 if (machine__process_ksymbol(machine, event, sample) < 0) 2471 return -1; 2472 2473 if (!evsel->core.attr.sample_id_all) { 2474 perf_event__fprintf(event, stdout); 2475 return 0; 2476 } 2477 2478 thread = machine__findnew_thread(machine, sample->pid, sample->tid); 2479 if (thread == NULL) { 2480 pr_debug("problem processing MMAP event, skipping it.\n"); 2481 return -1; 2482 } 2483 2484 if (!filter_cpu(sample)) { 2485 perf_sample__fprintf_start(sample, thread, evsel, 2486 event->header.type, stdout); 2487 perf_event__fprintf(event, stdout); 2488 } 2489 2490 thread__put(thread); 2491 return 0; 2492 } 2493 2494 static void sig_handler(int sig __maybe_unused) 2495 { 2496 session_done = 1; 2497 } 2498 2499 static void perf_script__fclose_per_event_dump(struct perf_script *script) 2500 { 2501 struct evlist *evlist = script->session->evlist; 2502 struct evsel *evsel; 2503 2504 evlist__for_each_entry(evlist, evsel) { 2505 if (!evsel->priv) 2506 break; 2507 perf_evsel_script__delete(evsel->priv); 2508 evsel->priv = NULL; 2509 } 2510 } 2511 2512 static int perf_script__fopen_per_event_dump(struct perf_script *script) 2513 { 2514 struct evsel *evsel; 2515 2516 evlist__for_each_entry(script->session->evlist, evsel) { 2517 /* 2518 * Already setup? I.e. we may be called twice in cases like 2519 * Intel PT, one for the intel_pt// and dummy events, then 2520 * for the evsels syntheized from the auxtrace info. 2521 * 2522 * Ses perf_script__process_auxtrace_info. 2523 */ 2524 if (evsel->priv != NULL) 2525 continue; 2526 2527 evsel->priv = perf_evsel_script__new(evsel, script->session->data); 2528 if (evsel->priv == NULL) 2529 goto out_err_fclose; 2530 } 2531 2532 return 0; 2533 2534 out_err_fclose: 2535 perf_script__fclose_per_event_dump(script); 2536 return -1; 2537 } 2538 2539 static int perf_script__setup_per_event_dump(struct perf_script *script) 2540 { 2541 struct evsel *evsel; 2542 static struct evsel_script es_stdout; 2543 2544 if (script->per_event_dump) 2545 return perf_script__fopen_per_event_dump(script); 2546 2547 es_stdout.fp = stdout; 2548 2549 evlist__for_each_entry(script->session->evlist, evsel) 2550 evsel->priv = &es_stdout; 2551 2552 return 0; 2553 } 2554 2555 static void perf_script__exit_per_event_dump_stats(struct perf_script *script) 2556 { 2557 struct evsel *evsel; 2558 2559 evlist__for_each_entry(script->session->evlist, evsel) { 2560 struct evsel_script *es = evsel->priv; 2561 2562 perf_evsel_script__fprintf(es, stdout); 2563 perf_evsel_script__delete(es); 2564 evsel->priv = NULL; 2565 } 2566 } 2567 2568 static int __cmd_script(struct perf_script *script) 2569 { 2570 int ret; 2571 2572 signal(SIGINT, sig_handler); 2573 2574 perf_stat__init_shadow_stats(); 2575 2576 /* override event processing functions */ 2577 if (script->show_task_events) { 2578 script->tool.comm = process_comm_event; 2579 script->tool.fork = process_fork_event; 2580 script->tool.exit = process_exit_event; 2581 } 2582 if (script->show_mmap_events) { 2583 script->tool.mmap = process_mmap_event; 2584 script->tool.mmap2 = process_mmap2_event; 2585 } 2586 if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch)) 2587 script->tool.context_switch = process_switch_event; 2588 if (script->show_namespace_events) 2589 script->tool.namespaces = process_namespaces_event; 2590 if (script->show_cgroup_events) 2591 script->tool.cgroup = process_cgroup_event; 2592 if (script->show_lost_events) 2593 script->tool.lost = process_lost_event; 2594 if (script->show_round_events) { 2595 script->tool.ordered_events = false; 2596 script->tool.finished_round = process_finished_round_event; 2597 } 2598 if (script->show_bpf_events) { 2599 script->tool.ksymbol = process_bpf_events; 2600 script->tool.bpf = process_bpf_events; 2601 } 2602 2603 if (perf_script__setup_per_event_dump(script)) { 2604 pr_err("Couldn't create the per event dump files\n"); 2605 return -1; 2606 } 2607 2608 ret = perf_session__process_events(script->session); 2609 2610 if (script->per_event_dump) 2611 perf_script__exit_per_event_dump_stats(script); 2612 2613 if (debug_mode) 2614 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); 2615 2616 return ret; 2617 } 2618 2619 struct script_spec { 2620 struct list_head node; 2621 struct scripting_ops *ops; 2622 char spec[0]; 2623 }; 2624 2625 static LIST_HEAD(script_specs); 2626 2627 static struct script_spec *script_spec__new(const char *spec, 2628 struct scripting_ops *ops) 2629 { 2630 struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1); 2631 2632 if (s != NULL) { 2633 strcpy(s->spec, spec); 2634 s->ops = ops; 2635 } 2636 2637 return s; 2638 } 2639 2640 static void script_spec__add(struct script_spec *s) 2641 { 2642 list_add_tail(&s->node, &script_specs); 2643 } 2644 2645 static struct script_spec *script_spec__find(const char *spec) 2646 { 2647 struct script_spec *s; 2648 2649 list_for_each_entry(s, &script_specs, node) 2650 if (strcasecmp(s->spec, spec) == 0) 2651 return s; 2652 return NULL; 2653 } 2654 2655 int script_spec_register(const char *spec, struct scripting_ops *ops) 2656 { 2657 struct script_spec *s; 2658 2659 s = script_spec__find(spec); 2660 if (s) 2661 return -1; 2662 2663 s = script_spec__new(spec, ops); 2664 if (!s) 2665 return -1; 2666 else 2667 script_spec__add(s); 2668 2669 return 0; 2670 } 2671 2672 static struct scripting_ops *script_spec__lookup(const char *spec) 2673 { 2674 struct script_spec *s = script_spec__find(spec); 2675 if (!s) 2676 return NULL; 2677 2678 return s->ops; 2679 } 2680 2681 static void list_available_languages(void) 2682 { 2683 struct script_spec *s; 2684 2685 fprintf(stderr, "\n"); 2686 fprintf(stderr, "Scripting language extensions (used in " 2687 "perf script -s [spec:]script.[spec]):\n\n"); 2688 2689 list_for_each_entry(s, &script_specs, node) 2690 fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); 2691 2692 fprintf(stderr, "\n"); 2693 } 2694 2695 static int parse_scriptname(const struct option *opt __maybe_unused, 2696 const char *str, int unset __maybe_unused) 2697 { 2698 char spec[PATH_MAX]; 2699 const char *script, *ext; 2700 int len; 2701 2702 if (strcmp(str, "lang") == 0) { 2703 list_available_languages(); 2704 exit(0); 2705 } 2706 2707 script = strchr(str, ':'); 2708 if (script) { 2709 len = script - str; 2710 if (len >= PATH_MAX) { 2711 fprintf(stderr, "invalid language specifier"); 2712 return -1; 2713 } 2714 strncpy(spec, str, len); 2715 spec[len] = '\0'; 2716 scripting_ops = script_spec__lookup(spec); 2717 if (!scripting_ops) { 2718 fprintf(stderr, "invalid language specifier"); 2719 return -1; 2720 } 2721 script++; 2722 } else { 2723 script = str; 2724 ext = strrchr(script, '.'); 2725 if (!ext) { 2726 fprintf(stderr, "invalid script extension"); 2727 return -1; 2728 } 2729 scripting_ops = script_spec__lookup(++ext); 2730 if (!scripting_ops) { 2731 fprintf(stderr, "invalid script extension"); 2732 return -1; 2733 } 2734 } 2735 2736 script_name = strdup(script); 2737 2738 return 0; 2739 } 2740 2741 static int parse_output_fields(const struct option *opt __maybe_unused, 2742 const char *arg, int unset __maybe_unused) 2743 { 2744 char *tok, *strtok_saveptr = NULL; 2745 int i, imax = ARRAY_SIZE(all_output_options); 2746 int j; 2747 int rc = 0; 2748 char *str = strdup(arg); 2749 int type = -1; 2750 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT; 2751 2752 if (!str) 2753 return -ENOMEM; 2754 2755 /* first word can state for which event type the user is specifying 2756 * the fields. If no type exists, the specified fields apply to all 2757 * event types found in the file minus the invalid fields for a type. 2758 */ 2759 tok = strchr(str, ':'); 2760 if (tok) { 2761 *tok = '\0'; 2762 tok++; 2763 if (!strcmp(str, "hw")) 2764 type = PERF_TYPE_HARDWARE; 2765 else if (!strcmp(str, "sw")) 2766 type = PERF_TYPE_SOFTWARE; 2767 else if (!strcmp(str, "trace")) 2768 type = PERF_TYPE_TRACEPOINT; 2769 else if (!strcmp(str, "raw")) 2770 type = PERF_TYPE_RAW; 2771 else if (!strcmp(str, "break")) 2772 type = PERF_TYPE_BREAKPOINT; 2773 else if (!strcmp(str, "synth")) 2774 type = OUTPUT_TYPE_SYNTH; 2775 else { 2776 fprintf(stderr, "Invalid event type in field string.\n"); 2777 rc = -EINVAL; 2778 goto out; 2779 } 2780 2781 if (output[type].user_set) 2782 pr_warning("Overriding previous field request for %s events.\n", 2783 event_type(type)); 2784 2785 /* Don't override defaults for +- */ 2786 if (strchr(tok, '+') || strchr(tok, '-')) 2787 goto parse; 2788 2789 output[type].fields = 0; 2790 output[type].user_set = true; 2791 output[type].wildcard_set = false; 2792 2793 } else { 2794 tok = str; 2795 if (strlen(str) == 0) { 2796 fprintf(stderr, 2797 "Cannot set fields to 'none' for all event types.\n"); 2798 rc = -EINVAL; 2799 goto out; 2800 } 2801 2802 /* Don't override defaults for +- */ 2803 if (strchr(str, '+') || strchr(str, '-')) 2804 goto parse; 2805 2806 if (output_set_by_user()) 2807 pr_warning("Overriding previous field request for all events.\n"); 2808 2809 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 2810 output[j].fields = 0; 2811 output[j].user_set = true; 2812 output[j].wildcard_set = true; 2813 } 2814 } 2815 2816 parse: 2817 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) { 2818 if (*tok == '+') { 2819 if (change == SET) 2820 goto out_badmix; 2821 change = ADD; 2822 tok++; 2823 } else if (*tok == '-') { 2824 if (change == SET) 2825 goto out_badmix; 2826 change = REMOVE; 2827 tok++; 2828 } else { 2829 if (change != SET && change != DEFAULT) 2830 goto out_badmix; 2831 change = SET; 2832 } 2833 2834 for (i = 0; i < imax; ++i) { 2835 if (strcmp(tok, all_output_options[i].str) == 0) 2836 break; 2837 } 2838 if (i == imax && strcmp(tok, "flags") == 0) { 2839 print_flags = change == REMOVE ? false : true; 2840 continue; 2841 } 2842 if (i == imax) { 2843 fprintf(stderr, "Invalid field requested.\n"); 2844 rc = -EINVAL; 2845 goto out; 2846 } 2847 2848 if (type == -1) { 2849 /* add user option to all events types for 2850 * which it is valid 2851 */ 2852 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 2853 if (output[j].invalid_fields & all_output_options[i].field) { 2854 pr_warning("\'%s\' not valid for %s events. Ignoring.\n", 2855 all_output_options[i].str, event_type(j)); 2856 } else { 2857 if (change == REMOVE) { 2858 output[j].fields &= ~all_output_options[i].field; 2859 output[j].user_set_fields &= ~all_output_options[i].field; 2860 } else { 2861 output[j].fields |= all_output_options[i].field; 2862 output[j].user_set_fields |= all_output_options[i].field; 2863 } 2864 output[j].user_set = true; 2865 output[j].wildcard_set = true; 2866 } 2867 } 2868 } else { 2869 if (output[type].invalid_fields & all_output_options[i].field) { 2870 fprintf(stderr, "\'%s\' not valid for %s events.\n", 2871 all_output_options[i].str, event_type(type)); 2872 2873 rc = -EINVAL; 2874 goto out; 2875 } 2876 if (change == REMOVE) 2877 output[type].fields &= ~all_output_options[i].field; 2878 else 2879 output[type].fields |= all_output_options[i].field; 2880 output[type].user_set = true; 2881 output[type].wildcard_set = true; 2882 } 2883 } 2884 2885 if (type >= 0) { 2886 if (output[type].fields == 0) { 2887 pr_debug("No fields requested for %s type. " 2888 "Events will not be displayed.\n", event_type(type)); 2889 } 2890 } 2891 goto out; 2892 2893 out_badmix: 2894 fprintf(stderr, "Cannot mix +-field with overridden fields\n"); 2895 rc = -EINVAL; 2896 out: 2897 free(str); 2898 return rc; 2899 } 2900 2901 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \ 2902 while ((lang_dirent = readdir(scripts_dir)) != NULL) \ 2903 if ((lang_dirent->d_type == DT_DIR || \ 2904 (lang_dirent->d_type == DT_UNKNOWN && \ 2905 is_directory(scripts_path, lang_dirent))) && \ 2906 (strcmp(lang_dirent->d_name, ".")) && \ 2907 (strcmp(lang_dirent->d_name, ".."))) 2908 2909 #define for_each_script(lang_path, lang_dir, script_dirent) \ 2910 while ((script_dirent = readdir(lang_dir)) != NULL) \ 2911 if (script_dirent->d_type != DT_DIR && \ 2912 (script_dirent->d_type != DT_UNKNOWN || \ 2913 !is_directory(lang_path, script_dirent))) 2914 2915 2916 #define RECORD_SUFFIX "-record" 2917 #define REPORT_SUFFIX "-report" 2918 2919 struct script_desc { 2920 struct list_head node; 2921 char *name; 2922 char *half_liner; 2923 char *args; 2924 }; 2925 2926 static LIST_HEAD(script_descs); 2927 2928 static struct script_desc *script_desc__new(const char *name) 2929 { 2930 struct script_desc *s = zalloc(sizeof(*s)); 2931 2932 if (s != NULL && name) 2933 s->name = strdup(name); 2934 2935 return s; 2936 } 2937 2938 static void script_desc__delete(struct script_desc *s) 2939 { 2940 zfree(&s->name); 2941 zfree(&s->half_liner); 2942 zfree(&s->args); 2943 free(s); 2944 } 2945 2946 static void script_desc__add(struct script_desc *s) 2947 { 2948 list_add_tail(&s->node, &script_descs); 2949 } 2950 2951 static struct script_desc *script_desc__find(const char *name) 2952 { 2953 struct script_desc *s; 2954 2955 list_for_each_entry(s, &script_descs, node) 2956 if (strcasecmp(s->name, name) == 0) 2957 return s; 2958 return NULL; 2959 } 2960 2961 static struct script_desc *script_desc__findnew(const char *name) 2962 { 2963 struct script_desc *s = script_desc__find(name); 2964 2965 if (s) 2966 return s; 2967 2968 s = script_desc__new(name); 2969 if (!s) 2970 return NULL; 2971 2972 script_desc__add(s); 2973 2974 return s; 2975 } 2976 2977 static const char *ends_with(const char *str, const char *suffix) 2978 { 2979 size_t suffix_len = strlen(suffix); 2980 const char *p = str; 2981 2982 if (strlen(str) > suffix_len) { 2983 p = str + strlen(str) - suffix_len; 2984 if (!strncmp(p, suffix, suffix_len)) 2985 return p; 2986 } 2987 2988 return NULL; 2989 } 2990 2991 static int read_script_info(struct script_desc *desc, const char *filename) 2992 { 2993 char line[BUFSIZ], *p; 2994 FILE *fp; 2995 2996 fp = fopen(filename, "r"); 2997 if (!fp) 2998 return -1; 2999 3000 while (fgets(line, sizeof(line), fp)) { 3001 p = skip_spaces(line); 3002 if (strlen(p) == 0) 3003 continue; 3004 if (*p != '#') 3005 continue; 3006 p++; 3007 if (strlen(p) && *p == '!') 3008 continue; 3009 3010 p = skip_spaces(p); 3011 if (strlen(p) && p[strlen(p) - 1] == '\n') 3012 p[strlen(p) - 1] = '\0'; 3013 3014 if (!strncmp(p, "description:", strlen("description:"))) { 3015 p += strlen("description:"); 3016 desc->half_liner = strdup(skip_spaces(p)); 3017 continue; 3018 } 3019 3020 if (!strncmp(p, "args:", strlen("args:"))) { 3021 p += strlen("args:"); 3022 desc->args = strdup(skip_spaces(p)); 3023 continue; 3024 } 3025 } 3026 3027 fclose(fp); 3028 3029 return 0; 3030 } 3031 3032 static char *get_script_root(struct dirent *script_dirent, const char *suffix) 3033 { 3034 char *script_root, *str; 3035 3036 script_root = strdup(script_dirent->d_name); 3037 if (!script_root) 3038 return NULL; 3039 3040 str = (char *)ends_with(script_root, suffix); 3041 if (!str) { 3042 free(script_root); 3043 return NULL; 3044 } 3045 3046 *str = '\0'; 3047 return script_root; 3048 } 3049 3050 static int list_available_scripts(const struct option *opt __maybe_unused, 3051 const char *s __maybe_unused, 3052 int unset __maybe_unused) 3053 { 3054 struct dirent *script_dirent, *lang_dirent; 3055 char scripts_path[MAXPATHLEN]; 3056 DIR *scripts_dir, *lang_dir; 3057 char script_path[MAXPATHLEN]; 3058 char lang_path[MAXPATHLEN]; 3059 struct script_desc *desc; 3060 char first_half[BUFSIZ]; 3061 char *script_root; 3062 3063 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3064 3065 scripts_dir = opendir(scripts_path); 3066 if (!scripts_dir) { 3067 fprintf(stdout, 3068 "open(%s) failed.\n" 3069 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n", 3070 scripts_path); 3071 exit(-1); 3072 } 3073 3074 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3075 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, 3076 lang_dirent->d_name); 3077 lang_dir = opendir(lang_path); 3078 if (!lang_dir) 3079 continue; 3080 3081 for_each_script(lang_path, lang_dir, script_dirent) { 3082 script_root = get_script_root(script_dirent, REPORT_SUFFIX); 3083 if (script_root) { 3084 desc = script_desc__findnew(script_root); 3085 scnprintf(script_path, MAXPATHLEN, "%s/%s", 3086 lang_path, script_dirent->d_name); 3087 read_script_info(desc, script_path); 3088 free(script_root); 3089 } 3090 } 3091 } 3092 3093 fprintf(stdout, "List of available trace scripts:\n"); 3094 list_for_each_entry(desc, &script_descs, node) { 3095 sprintf(first_half, "%s %s", desc->name, 3096 desc->args ? desc->args : ""); 3097 fprintf(stdout, " %-36s %s\n", first_half, 3098 desc->half_liner ? desc->half_liner : ""); 3099 } 3100 3101 exit(0); 3102 } 3103 3104 /* 3105 * Some scripts specify the required events in their "xxx-record" file, 3106 * this function will check if the events in perf.data match those 3107 * mentioned in the "xxx-record". 3108 * 3109 * Fixme: All existing "xxx-record" are all in good formats "-e event ", 3110 * which is covered well now. And new parsing code should be added to 3111 * cover the future complexing formats like event groups etc. 3112 */ 3113 static int check_ev_match(char *dir_name, char *scriptname, 3114 struct perf_session *session) 3115 { 3116 char filename[MAXPATHLEN], evname[128]; 3117 char line[BUFSIZ], *p; 3118 struct evsel *pos; 3119 int match, len; 3120 FILE *fp; 3121 3122 scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname); 3123 3124 fp = fopen(filename, "r"); 3125 if (!fp) 3126 return -1; 3127 3128 while (fgets(line, sizeof(line), fp)) { 3129 p = skip_spaces(line); 3130 if (*p == '#') 3131 continue; 3132 3133 while (strlen(p)) { 3134 p = strstr(p, "-e"); 3135 if (!p) 3136 break; 3137 3138 p += 2; 3139 p = skip_spaces(p); 3140 len = strcspn(p, " \t"); 3141 if (!len) 3142 break; 3143 3144 snprintf(evname, len + 1, "%s", p); 3145 3146 match = 0; 3147 evlist__for_each_entry(session->evlist, pos) { 3148 if (!strcmp(perf_evsel__name(pos), evname)) { 3149 match = 1; 3150 break; 3151 } 3152 } 3153 3154 if (!match) { 3155 fclose(fp); 3156 return -1; 3157 } 3158 } 3159 } 3160 3161 fclose(fp); 3162 return 0; 3163 } 3164 3165 /* 3166 * Return -1 if none is found, otherwise the actual scripts number. 3167 * 3168 * Currently the only user of this function is the script browser, which 3169 * will list all statically runnable scripts, select one, execute it and 3170 * show the output in a perf browser. 3171 */ 3172 int find_scripts(char **scripts_array, char **scripts_path_array, int num, 3173 int pathlen) 3174 { 3175 struct dirent *script_dirent, *lang_dirent; 3176 char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN]; 3177 DIR *scripts_dir, *lang_dir; 3178 struct perf_session *session; 3179 struct perf_data data = { 3180 .path = input_name, 3181 .mode = PERF_DATA_MODE_READ, 3182 }; 3183 char *temp; 3184 int i = 0; 3185 3186 session = perf_session__new(&data, false, NULL); 3187 if (IS_ERR(session)) 3188 return PTR_ERR(session); 3189 3190 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3191 3192 scripts_dir = opendir(scripts_path); 3193 if (!scripts_dir) { 3194 perf_session__delete(session); 3195 return -1; 3196 } 3197 3198 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3199 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path, 3200 lang_dirent->d_name); 3201 #ifndef HAVE_LIBPERL_SUPPORT 3202 if (strstr(lang_path, "perl")) 3203 continue; 3204 #endif 3205 #ifndef HAVE_LIBPYTHON_SUPPORT 3206 if (strstr(lang_path, "python")) 3207 continue; 3208 #endif 3209 3210 lang_dir = opendir(lang_path); 3211 if (!lang_dir) 3212 continue; 3213 3214 for_each_script(lang_path, lang_dir, script_dirent) { 3215 /* Skip those real time scripts: xxxtop.p[yl] */ 3216 if (strstr(script_dirent->d_name, "top.")) 3217 continue; 3218 if (i >= num) 3219 break; 3220 snprintf(scripts_path_array[i], pathlen, "%s/%s", 3221 lang_path, 3222 script_dirent->d_name); 3223 temp = strchr(script_dirent->d_name, '.'); 3224 snprintf(scripts_array[i], 3225 (temp - script_dirent->d_name) + 1, 3226 "%s", script_dirent->d_name); 3227 3228 if (check_ev_match(lang_path, 3229 scripts_array[i], session)) 3230 continue; 3231 3232 i++; 3233 } 3234 closedir(lang_dir); 3235 } 3236 3237 closedir(scripts_dir); 3238 perf_session__delete(session); 3239 return i; 3240 } 3241 3242 static char *get_script_path(const char *script_root, const char *suffix) 3243 { 3244 struct dirent *script_dirent, *lang_dirent; 3245 char scripts_path[MAXPATHLEN]; 3246 char script_path[MAXPATHLEN]; 3247 DIR *scripts_dir, *lang_dir; 3248 char lang_path[MAXPATHLEN]; 3249 char *__script_root; 3250 3251 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3252 3253 scripts_dir = opendir(scripts_path); 3254 if (!scripts_dir) 3255 return NULL; 3256 3257 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3258 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, 3259 lang_dirent->d_name); 3260 lang_dir = opendir(lang_path); 3261 if (!lang_dir) 3262 continue; 3263 3264 for_each_script(lang_path, lang_dir, script_dirent) { 3265 __script_root = get_script_root(script_dirent, suffix); 3266 if (__script_root && !strcmp(script_root, __script_root)) { 3267 free(__script_root); 3268 closedir(scripts_dir); 3269 scnprintf(script_path, MAXPATHLEN, "%s/%s", 3270 lang_path, script_dirent->d_name); 3271 closedir(lang_dir); 3272 return strdup(script_path); 3273 } 3274 free(__script_root); 3275 } 3276 closedir(lang_dir); 3277 } 3278 closedir(scripts_dir); 3279 3280 return NULL; 3281 } 3282 3283 static bool is_top_script(const char *script_path) 3284 { 3285 return ends_with(script_path, "top") == NULL ? false : true; 3286 } 3287 3288 static int has_required_arg(char *script_path) 3289 { 3290 struct script_desc *desc; 3291 int n_args = 0; 3292 char *p; 3293 3294 desc = script_desc__new(NULL); 3295 3296 if (read_script_info(desc, script_path)) 3297 goto out; 3298 3299 if (!desc->args) 3300 goto out; 3301 3302 for (p = desc->args; *p; p++) 3303 if (*p == '<') 3304 n_args++; 3305 out: 3306 script_desc__delete(desc); 3307 3308 return n_args; 3309 } 3310 3311 static int have_cmd(int argc, const char **argv) 3312 { 3313 char **__argv = malloc(sizeof(const char *) * argc); 3314 3315 if (!__argv) { 3316 pr_err("malloc failed\n"); 3317 return -1; 3318 } 3319 3320 memcpy(__argv, argv, sizeof(const char *) * argc); 3321 argc = parse_options(argc, (const char **)__argv, record_options, 3322 NULL, PARSE_OPT_STOP_AT_NON_OPTION); 3323 free(__argv); 3324 3325 system_wide = (argc == 0); 3326 3327 return 0; 3328 } 3329 3330 static void script__setup_sample_type(struct perf_script *script) 3331 { 3332 struct perf_session *session = script->session; 3333 u64 sample_type = perf_evlist__combined_sample_type(session->evlist); 3334 3335 if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) { 3336 if ((sample_type & PERF_SAMPLE_REGS_USER) && 3337 (sample_type & PERF_SAMPLE_STACK_USER)) { 3338 callchain_param.record_mode = CALLCHAIN_DWARF; 3339 dwarf_callchain_users = true; 3340 } else if (sample_type & PERF_SAMPLE_BRANCH_STACK) 3341 callchain_param.record_mode = CALLCHAIN_LBR; 3342 else 3343 callchain_param.record_mode = CALLCHAIN_FP; 3344 } 3345 } 3346 3347 static int process_stat_round_event(struct perf_session *session, 3348 union perf_event *event) 3349 { 3350 struct perf_record_stat_round *round = &event->stat_round; 3351 struct evsel *counter; 3352 3353 evlist__for_each_entry(session->evlist, counter) { 3354 perf_stat_process_counter(&stat_config, counter); 3355 process_stat(counter, round->time); 3356 } 3357 3358 process_stat_interval(round->time); 3359 return 0; 3360 } 3361 3362 static int process_stat_config_event(struct perf_session *session __maybe_unused, 3363 union perf_event *event) 3364 { 3365 perf_event__read_stat_config(&stat_config, &event->stat_config); 3366 return 0; 3367 } 3368 3369 static int set_maps(struct perf_script *script) 3370 { 3371 struct evlist *evlist = script->session->evlist; 3372 3373 if (!script->cpus || !script->threads) 3374 return 0; 3375 3376 if (WARN_ONCE(script->allocated, "stats double allocation\n")) 3377 return -EINVAL; 3378 3379 perf_evlist__set_maps(&evlist->core, script->cpus, script->threads); 3380 3381 if (perf_evlist__alloc_stats(evlist, true)) 3382 return -ENOMEM; 3383 3384 script->allocated = true; 3385 return 0; 3386 } 3387 3388 static 3389 int process_thread_map_event(struct perf_session *session, 3390 union perf_event *event) 3391 { 3392 struct perf_tool *tool = session->tool; 3393 struct perf_script *script = container_of(tool, struct perf_script, tool); 3394 3395 if (script->threads) { 3396 pr_warning("Extra thread map event, ignoring.\n"); 3397 return 0; 3398 } 3399 3400 script->threads = thread_map__new_event(&event->thread_map); 3401 if (!script->threads) 3402 return -ENOMEM; 3403 3404 return set_maps(script); 3405 } 3406 3407 static 3408 int process_cpu_map_event(struct perf_session *session, 3409 union perf_event *event) 3410 { 3411 struct perf_tool *tool = session->tool; 3412 struct perf_script *script = container_of(tool, struct perf_script, tool); 3413 3414 if (script->cpus) { 3415 pr_warning("Extra cpu map event, ignoring.\n"); 3416 return 0; 3417 } 3418 3419 script->cpus = cpu_map__new_data(&event->cpu_map.data); 3420 if (!script->cpus) 3421 return -ENOMEM; 3422 3423 return set_maps(script); 3424 } 3425 3426 static int process_feature_event(struct perf_session *session, 3427 union perf_event *event) 3428 { 3429 if (event->feat.feat_id < HEADER_LAST_FEATURE) 3430 return perf_event__process_feature(session, event); 3431 return 0; 3432 } 3433 3434 #ifdef HAVE_AUXTRACE_SUPPORT 3435 static int perf_script__process_auxtrace_info(struct perf_session *session, 3436 union perf_event *event) 3437 { 3438 struct perf_tool *tool = session->tool; 3439 3440 int ret = perf_event__process_auxtrace_info(session, event); 3441 3442 if (ret == 0) { 3443 struct perf_script *script = container_of(tool, struct perf_script, tool); 3444 3445 ret = perf_script__setup_per_event_dump(script); 3446 } 3447 3448 return ret; 3449 } 3450 #else 3451 #define perf_script__process_auxtrace_info 0 3452 #endif 3453 3454 static int parse_insn_trace(const struct option *opt __maybe_unused, 3455 const char *str __maybe_unused, 3456 int unset __maybe_unused) 3457 { 3458 parse_output_fields(NULL, "+insn,-event,-period", 0); 3459 itrace_parse_synth_opts(opt, "i0ns", 0); 3460 symbol_conf.nanosecs = true; 3461 return 0; 3462 } 3463 3464 static int parse_xed(const struct option *opt __maybe_unused, 3465 const char *str __maybe_unused, 3466 int unset __maybe_unused) 3467 { 3468 force_pager("xed -F insn: -A -64 | less"); 3469 return 0; 3470 } 3471 3472 static int parse_call_trace(const struct option *opt __maybe_unused, 3473 const char *str __maybe_unused, 3474 int unset __maybe_unused) 3475 { 3476 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0); 3477 itrace_parse_synth_opts(opt, "cewp", 0); 3478 symbol_conf.nanosecs = true; 3479 symbol_conf.pad_output_len_dso = 50; 3480 return 0; 3481 } 3482 3483 static int parse_callret_trace(const struct option *opt __maybe_unused, 3484 const char *str __maybe_unused, 3485 int unset __maybe_unused) 3486 { 3487 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0); 3488 itrace_parse_synth_opts(opt, "crewp", 0); 3489 symbol_conf.nanosecs = true; 3490 return 0; 3491 } 3492 3493 int cmd_script(int argc, const char **argv) 3494 { 3495 bool show_full_info = false; 3496 bool header = false; 3497 bool header_only = false; 3498 bool script_started = false; 3499 char *rec_script_path = NULL; 3500 char *rep_script_path = NULL; 3501 struct perf_session *session; 3502 struct itrace_synth_opts itrace_synth_opts = { 3503 .set = false, 3504 .default_no_sample = true, 3505 }; 3506 struct utsname uts; 3507 char *script_path = NULL; 3508 const char **__argv; 3509 int i, j, err = 0; 3510 struct perf_script script = { 3511 .tool = { 3512 .sample = process_sample_event, 3513 .mmap = perf_event__process_mmap, 3514 .mmap2 = perf_event__process_mmap2, 3515 .comm = perf_event__process_comm, 3516 .namespaces = perf_event__process_namespaces, 3517 .cgroup = perf_event__process_cgroup, 3518 .exit = perf_event__process_exit, 3519 .fork = perf_event__process_fork, 3520 .attr = process_attr, 3521 .event_update = perf_event__process_event_update, 3522 .tracing_data = perf_event__process_tracing_data, 3523 .feature = process_feature_event, 3524 .build_id = perf_event__process_build_id, 3525 .id_index = perf_event__process_id_index, 3526 .auxtrace_info = perf_script__process_auxtrace_info, 3527 .auxtrace = perf_event__process_auxtrace, 3528 .auxtrace_error = perf_event__process_auxtrace_error, 3529 .stat = perf_event__process_stat_event, 3530 .stat_round = process_stat_round_event, 3531 .stat_config = process_stat_config_event, 3532 .thread_map = process_thread_map_event, 3533 .cpu_map = process_cpu_map_event, 3534 .ordered_events = true, 3535 .ordering_requires_timestamps = true, 3536 }, 3537 }; 3538 struct perf_data data = { 3539 .mode = PERF_DATA_MODE_READ, 3540 }; 3541 const struct option options[] = { 3542 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, 3543 "dump raw trace in ASCII"), 3544 OPT_INCR('v', "verbose", &verbose, 3545 "be more verbose (show symbol address, etc)"), 3546 OPT_BOOLEAN('L', "Latency", &latency_format, 3547 "show latency attributes (irqs/preemption disabled, etc)"), 3548 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts", 3549 list_available_scripts), 3550 OPT_CALLBACK('s', "script", NULL, "name", 3551 "script file name (lang:script name, script name, or *)", 3552 parse_scriptname), 3553 OPT_STRING('g', "gen-script", &generate_script_lang, "lang", 3554 "generate perf-script.xx script in specified language"), 3555 OPT_STRING('i', "input", &input_name, "file", "input file name"), 3556 OPT_BOOLEAN('d', "debug-mode", &debug_mode, 3557 "do various checks like samples ordering and lost events"), 3558 OPT_BOOLEAN(0, "header", &header, "Show data header."), 3559 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."), 3560 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, 3561 "file", "vmlinux pathname"), 3562 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, 3563 "file", "kallsyms pathname"), 3564 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain, 3565 "When printing symbols do not display call chain"), 3566 OPT_CALLBACK(0, "symfs", NULL, "directory", 3567 "Look for files with symbols relative to this directory", 3568 symbol__config_symfs), 3569 OPT_CALLBACK('F', "fields", NULL, "str", 3570 "comma separated output fields prepend with 'type:'. " 3571 "+field to add and -field to remove." 3572 "Valid types: hw,sw,trace,raw,synth. " 3573 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso," 3574 "addr,symoff,srcline,period,iregs,uregs,brstack," 3575 "brstacksym,flags,bpf-output,brstackinsn,brstackoff," 3576 "callindent,insn,insnlen,synth,phys_addr,metric,misc,ipc", 3577 parse_output_fields), 3578 OPT_BOOLEAN('a', "all-cpus", &system_wide, 3579 "system-wide collection from all CPUs"), 3580 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", 3581 "only consider these symbols"), 3582 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, NULL, 3583 "Decode instructions from itrace", parse_insn_trace), 3584 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL, 3585 "Run xed disassembler on output", parse_xed), 3586 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL, 3587 "Decode calls from from itrace", parse_call_trace), 3588 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL, 3589 "Decode calls and returns from itrace", parse_callret_trace), 3590 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]", 3591 "Only print symbols and callees with --call-trace/--call-ret-trace"), 3592 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]", 3593 "Stop display of callgraph at these symbols"), 3594 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"), 3595 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", 3596 "only display events for these comms"), 3597 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]", 3598 "only consider symbols in these pids"), 3599 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]", 3600 "only consider symbols in these tids"), 3601 OPT_UINTEGER(0, "max-stack", &scripting_max_stack, 3602 "Set the maximum stack depth when parsing the callchain, " 3603 "anything beyond the specified depth will be ignored. " 3604 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)), 3605 OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"), 3606 OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"), 3607 OPT_BOOLEAN('I', "show-info", &show_full_info, 3608 "display extended information from perf.data file"), 3609 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, 3610 "Show the path of [kernel.kallsyms]"), 3611 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events, 3612 "Show the fork/comm/exit events"), 3613 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events, 3614 "Show the mmap events"), 3615 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events, 3616 "Show context switch events (if recorded)"), 3617 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events, 3618 "Show namespace events (if recorded)"), 3619 OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events, 3620 "Show cgroup events (if recorded)"), 3621 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events, 3622 "Show lost events (if recorded)"), 3623 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events, 3624 "Show round events (if recorded)"), 3625 OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events, 3626 "Show bpf related events (if recorded)"), 3627 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump, 3628 "Dump trace output to files named by the monitored events"), 3629 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"), 3630 OPT_INTEGER(0, "max-blocks", &max_blocks, 3631 "Maximum number of code blocks to dump with brstackinsn"), 3632 OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs, 3633 "Use 9 decimal places when displaying time"), 3634 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts", 3635 "Instruction Tracing options\n" ITRACE_HELP, 3636 itrace_parse_synth_opts), 3637 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename, 3638 "Show full source file name path for source lines"), 3639 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle, 3640 "Enable symbol demangling"), 3641 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, 3642 "Enable kernel symbol demangling"), 3643 OPT_STRING(0, "time", &script.time_str, "str", 3644 "Time span of interest (start,stop)"), 3645 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name, 3646 "Show inline function"), 3647 OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory", 3648 "guest mount directory under which every guest os" 3649 " instance has a subdir"), 3650 OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name, 3651 "file", "file saving guest os vmlinux"), 3652 OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms, 3653 "file", "file saving guest os /proc/kallsyms"), 3654 OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules, 3655 "file", "file saving guest os /proc/modules"), 3656 OPTS_EVSWITCH(&script.evswitch), 3657 OPT_END() 3658 }; 3659 const char * const script_subcommands[] = { "record", "report", NULL }; 3660 const char *script_usage[] = { 3661 "perf script [<options>]", 3662 "perf script [<options>] record <script> [<record-options>] <command>", 3663 "perf script [<options>] report <script> [script-args]", 3664 "perf script [<options>] <script> [<record-options>] <command>", 3665 "perf script [<options>] <top-script> [script-args]", 3666 NULL 3667 }; 3668 3669 perf_set_singlethreaded(); 3670 3671 setup_scripting(); 3672 3673 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage, 3674 PARSE_OPT_STOP_AT_NON_OPTION); 3675 3676 if (symbol_conf.guestmount || 3677 symbol_conf.default_guest_vmlinux_name || 3678 symbol_conf.default_guest_kallsyms || 3679 symbol_conf.default_guest_modules) { 3680 /* 3681 * Enable guest sample processing. 3682 */ 3683 perf_guest = true; 3684 } 3685 3686 data.path = input_name; 3687 data.force = symbol_conf.force; 3688 3689 if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) { 3690 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); 3691 if (!rec_script_path) 3692 return cmd_record(argc, argv); 3693 } 3694 3695 if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) { 3696 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); 3697 if (!rep_script_path) { 3698 fprintf(stderr, 3699 "Please specify a valid report script" 3700 "(see 'perf script -l' for listing)\n"); 3701 return -1; 3702 } 3703 } 3704 3705 if (reltime && deltatime) { 3706 fprintf(stderr, 3707 "reltime and deltatime - the two don't get along well. " 3708 "Please limit to --reltime or --deltatime.\n"); 3709 return -1; 3710 } 3711 3712 if (itrace_synth_opts.callchain && 3713 itrace_synth_opts.callchain_sz > scripting_max_stack) 3714 scripting_max_stack = itrace_synth_opts.callchain_sz; 3715 3716 /* make sure PERF_EXEC_PATH is set for scripts */ 3717 set_argv_exec_path(get_argv_exec_path()); 3718 3719 if (argc && !script_name && !rec_script_path && !rep_script_path) { 3720 int live_pipe[2]; 3721 int rep_args; 3722 pid_t pid; 3723 3724 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); 3725 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); 3726 3727 if (!rec_script_path && !rep_script_path) { 3728 usage_with_options_msg(script_usage, options, 3729 "Couldn't find script `%s'\n\n See perf" 3730 " script -l for available scripts.\n", argv[0]); 3731 } 3732 3733 if (is_top_script(argv[0])) { 3734 rep_args = argc - 1; 3735 } else { 3736 int rec_args; 3737 3738 rep_args = has_required_arg(rep_script_path); 3739 rec_args = (argc - 1) - rep_args; 3740 if (rec_args < 0) { 3741 usage_with_options_msg(script_usage, options, 3742 "`%s' script requires options." 3743 "\n\n See perf script -l for available " 3744 "scripts and options.\n", argv[0]); 3745 } 3746 } 3747 3748 if (pipe(live_pipe) < 0) { 3749 perror("failed to create pipe"); 3750 return -1; 3751 } 3752 3753 pid = fork(); 3754 if (pid < 0) { 3755 perror("failed to fork"); 3756 return -1; 3757 } 3758 3759 if (!pid) { 3760 j = 0; 3761 3762 dup2(live_pipe[1], 1); 3763 close(live_pipe[0]); 3764 3765 if (is_top_script(argv[0])) { 3766 system_wide = true; 3767 } else if (!system_wide) { 3768 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) { 3769 err = -1; 3770 goto out; 3771 } 3772 } 3773 3774 __argv = malloc((argc + 6) * sizeof(const char *)); 3775 if (!__argv) { 3776 pr_err("malloc failed\n"); 3777 err = -ENOMEM; 3778 goto out; 3779 } 3780 3781 __argv[j++] = "/bin/sh"; 3782 __argv[j++] = rec_script_path; 3783 if (system_wide) 3784 __argv[j++] = "-a"; 3785 __argv[j++] = "-q"; 3786 __argv[j++] = "-o"; 3787 __argv[j++] = "-"; 3788 for (i = rep_args + 1; i < argc; i++) 3789 __argv[j++] = argv[i]; 3790 __argv[j++] = NULL; 3791 3792 execvp("/bin/sh", (char **)__argv); 3793 free(__argv); 3794 exit(-1); 3795 } 3796 3797 dup2(live_pipe[0], 0); 3798 close(live_pipe[1]); 3799 3800 __argv = malloc((argc + 4) * sizeof(const char *)); 3801 if (!__argv) { 3802 pr_err("malloc failed\n"); 3803 err = -ENOMEM; 3804 goto out; 3805 } 3806 3807 j = 0; 3808 __argv[j++] = "/bin/sh"; 3809 __argv[j++] = rep_script_path; 3810 for (i = 1; i < rep_args + 1; i++) 3811 __argv[j++] = argv[i]; 3812 __argv[j++] = "-i"; 3813 __argv[j++] = "-"; 3814 __argv[j++] = NULL; 3815 3816 execvp("/bin/sh", (char **)__argv); 3817 free(__argv); 3818 exit(-1); 3819 } 3820 3821 if (rec_script_path) 3822 script_path = rec_script_path; 3823 if (rep_script_path) 3824 script_path = rep_script_path; 3825 3826 if (script_path) { 3827 j = 0; 3828 3829 if (!rec_script_path) 3830 system_wide = false; 3831 else if (!system_wide) { 3832 if (have_cmd(argc - 1, &argv[1]) != 0) { 3833 err = -1; 3834 goto out; 3835 } 3836 } 3837 3838 __argv = malloc((argc + 2) * sizeof(const char *)); 3839 if (!__argv) { 3840 pr_err("malloc failed\n"); 3841 err = -ENOMEM; 3842 goto out; 3843 } 3844 3845 __argv[j++] = "/bin/sh"; 3846 __argv[j++] = script_path; 3847 if (system_wide) 3848 __argv[j++] = "-a"; 3849 for (i = 2; i < argc; i++) 3850 __argv[j++] = argv[i]; 3851 __argv[j++] = NULL; 3852 3853 execvp("/bin/sh", (char **)__argv); 3854 free(__argv); 3855 exit(-1); 3856 } 3857 3858 if (!script_name) { 3859 setup_pager(); 3860 use_browser = 0; 3861 } 3862 3863 session = perf_session__new(&data, false, &script.tool); 3864 if (IS_ERR(session)) 3865 return PTR_ERR(session); 3866 3867 if (header || header_only) { 3868 script.tool.show_feat_hdr = SHOW_FEAT_HEADER; 3869 perf_session__fprintf_info(session, stdout, show_full_info); 3870 if (header_only) 3871 goto out_delete; 3872 } 3873 if (show_full_info) 3874 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO; 3875 3876 if (symbol__init(&session->header.env) < 0) 3877 goto out_delete; 3878 3879 uname(&uts); 3880 if (data.is_pipe || /* assume pipe_mode indicates native_arch */ 3881 !strcmp(uts.machine, session->header.env.arch) || 3882 (!strcmp(uts.machine, "x86_64") && 3883 !strcmp(session->header.env.arch, "i386"))) 3884 native_arch = true; 3885 3886 script.session = session; 3887 script__setup_sample_type(&script); 3888 3889 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) || 3890 symbol_conf.graph_function) 3891 itrace_synth_opts.thread_stack = true; 3892 3893 session->itrace_synth_opts = &itrace_synth_opts; 3894 3895 if (cpu_list) { 3896 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap); 3897 if (err < 0) 3898 goto out_delete; 3899 itrace_synth_opts.cpu_bitmap = cpu_bitmap; 3900 } 3901 3902 if (!no_callchain) 3903 symbol_conf.use_callchain = true; 3904 else 3905 symbol_conf.use_callchain = false; 3906 3907 if (session->tevent.pevent && 3908 tep_set_function_resolver(session->tevent.pevent, 3909 machine__resolve_kernel_addr, 3910 &session->machines.host) < 0) { 3911 pr_err("%s: failed to set libtraceevent function resolver\n", __func__); 3912 err = -1; 3913 goto out_delete; 3914 } 3915 3916 if (generate_script_lang) { 3917 struct stat perf_stat; 3918 int input; 3919 3920 if (output_set_by_user()) { 3921 fprintf(stderr, 3922 "custom fields not supported for generated scripts"); 3923 err = -EINVAL; 3924 goto out_delete; 3925 } 3926 3927 input = open(data.path, O_RDONLY); /* input_name */ 3928 if (input < 0) { 3929 err = -errno; 3930 perror("failed to open file"); 3931 goto out_delete; 3932 } 3933 3934 err = fstat(input, &perf_stat); 3935 if (err < 0) { 3936 perror("failed to stat file"); 3937 goto out_delete; 3938 } 3939 3940 if (!perf_stat.st_size) { 3941 fprintf(stderr, "zero-sized file, nothing to do!\n"); 3942 goto out_delete; 3943 } 3944 3945 scripting_ops = script_spec__lookup(generate_script_lang); 3946 if (!scripting_ops) { 3947 fprintf(stderr, "invalid language specifier"); 3948 err = -ENOENT; 3949 goto out_delete; 3950 } 3951 3952 err = scripting_ops->generate_script(session->tevent.pevent, 3953 "perf-script"); 3954 goto out_delete; 3955 } 3956 3957 if (script_name) { 3958 err = scripting_ops->start_script(script_name, argc, argv); 3959 if (err) 3960 goto out_delete; 3961 pr_debug("perf script started with script %s\n\n", script_name); 3962 script_started = true; 3963 } 3964 3965 3966 err = perf_session__check_output_opt(session); 3967 if (err < 0) 3968 goto out_delete; 3969 3970 if (script.time_str) { 3971 err = perf_time__parse_for_ranges_reltime(script.time_str, session, 3972 &script.ptime_range, 3973 &script.range_size, 3974 &script.range_num, 3975 reltime); 3976 if (err < 0) 3977 goto out_delete; 3978 3979 itrace_synth_opts__set_time_range(&itrace_synth_opts, 3980 script.ptime_range, 3981 script.range_num); 3982 } 3983 3984 err = evswitch__init(&script.evswitch, session->evlist, stderr); 3985 if (err) 3986 goto out_delete; 3987 3988 err = __cmd_script(&script); 3989 3990 flush_scripting(); 3991 3992 out_delete: 3993 if (script.ptime_range) { 3994 itrace_synth_opts__clear_time_range(&itrace_synth_opts); 3995 zfree(&script.ptime_range); 3996 } 3997 3998 perf_evlist__free_stats(session->evlist); 3999 perf_session__delete(session); 4000 4001 if (script_started) 4002 cleanup_scripting(); 4003 out: 4004 return err; 4005 } 4006