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/env.h" 19 #include "util/evlist.h" 20 #include "util/evsel.h" 21 #include "util/evsel_fprintf.h" 22 #include "util/evswitch.h" 23 #include "util/sort.h" 24 #include "util/data.h" 25 #include "util/auxtrace.h" 26 #include "util/cpumap.h" 27 #include "util/thread_map.h" 28 #include "util/stat.h" 29 #include "util/color.h" 30 #include "util/string2.h" 31 #include "util/thread-stack.h" 32 #include "util/time-utils.h" 33 #include "util/path.h" 34 #include "util/event.h" 35 #include "util/mem-info.h" 36 #include "util/metricgroup.h" 37 #include "ui/ui.h" 38 #include "print_binary.h" 39 #include "print_insn.h" 40 #include <linux/bitmap.h> 41 #include <linux/compiler.h> 42 #include <linux/kernel.h> 43 #include <linux/stringify.h> 44 #include <linux/time64.h> 45 #include <linux/zalloc.h> 46 #include <linux/unaligned.h> 47 #include <sys/utsname.h> 48 #include "asm/bug.h" 49 #include "util/mem-events.h" 50 #include "util/dump-insn.h" 51 #include <dirent.h> 52 #include <errno.h> 53 #include <inttypes.h> 54 #include <signal.h> 55 #include <stdio.h> 56 #include <sys/param.h> 57 #include <sys/types.h> 58 #include <sys/stat.h> 59 #include <fcntl.h> 60 #include <unistd.h> 61 #include <subcmd/pager.h> 62 #include <perf/evlist.h> 63 #include <linux/err.h> 64 #include "util/dlfilter.h" 65 #include "util/record.h" 66 #include "util/util.h" 67 #include "util/cgroup.h" 68 #include "util/annotate.h" 69 #include "perf.h" 70 71 #include <linux/ctype.h> 72 #ifdef HAVE_LIBTRACEEVENT 73 #include <event-parse.h> 74 #endif 75 76 static char const *script_name; 77 static char const *generate_script_lang; 78 static bool reltime; 79 static bool deltatime; 80 static u64 initial_time; 81 static u64 previous_time; 82 static bool debug_mode; 83 static u64 last_timestamp; 84 static u64 nr_unordered; 85 static bool no_callchain; 86 static bool latency_format; 87 static bool system_wide; 88 static bool print_flags; 89 static const char *cpu_list; 90 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); 91 static int max_blocks; 92 static struct dlfilter *dlfilter; 93 static int dlargc; 94 static char **dlargv; 95 96 enum perf_output_field { 97 PERF_OUTPUT_COMM = 1ULL << 0, 98 PERF_OUTPUT_TID = 1ULL << 1, 99 PERF_OUTPUT_PID = 1ULL << 2, 100 PERF_OUTPUT_TIME = 1ULL << 3, 101 PERF_OUTPUT_CPU = 1ULL << 4, 102 PERF_OUTPUT_EVNAME = 1ULL << 5, 103 PERF_OUTPUT_TRACE = 1ULL << 6, 104 PERF_OUTPUT_IP = 1ULL << 7, 105 PERF_OUTPUT_SYM = 1ULL << 8, 106 PERF_OUTPUT_DSO = 1ULL << 9, 107 PERF_OUTPUT_ADDR = 1ULL << 10, 108 PERF_OUTPUT_SYMOFFSET = 1ULL << 11, 109 PERF_OUTPUT_SRCLINE = 1ULL << 12, 110 PERF_OUTPUT_PERIOD = 1ULL << 13, 111 PERF_OUTPUT_IREGS = 1ULL << 14, 112 PERF_OUTPUT_BRSTACK = 1ULL << 15, 113 PERF_OUTPUT_BRSTACKSYM = 1ULL << 16, 114 PERF_OUTPUT_DATA_SRC = 1ULL << 17, 115 PERF_OUTPUT_WEIGHT = 1ULL << 18, 116 PERF_OUTPUT_BPF_OUTPUT = 1ULL << 19, 117 PERF_OUTPUT_CALLINDENT = 1ULL << 20, 118 PERF_OUTPUT_INSN = 1ULL << 21, 119 PERF_OUTPUT_INSNLEN = 1ULL << 22, 120 PERF_OUTPUT_BRSTACKINSN = 1ULL << 23, 121 PERF_OUTPUT_BRSTACKOFF = 1ULL << 24, 122 PERF_OUTPUT_SYNTH = 1ULL << 25, 123 PERF_OUTPUT_PHYS_ADDR = 1ULL << 26, 124 PERF_OUTPUT_UREGS = 1ULL << 27, 125 PERF_OUTPUT_METRIC = 1ULL << 28, 126 PERF_OUTPUT_MISC = 1ULL << 29, 127 PERF_OUTPUT_SRCCODE = 1ULL << 30, 128 PERF_OUTPUT_IPC = 1ULL << 31, 129 PERF_OUTPUT_TOD = 1ULL << 32, 130 PERF_OUTPUT_DATA_PAGE_SIZE = 1ULL << 33, 131 PERF_OUTPUT_CODE_PAGE_SIZE = 1ULL << 34, 132 PERF_OUTPUT_INS_LAT = 1ULL << 35, 133 PERF_OUTPUT_BRSTACKINSNLEN = 1ULL << 36, 134 PERF_OUTPUT_MACHINE_PID = 1ULL << 37, 135 PERF_OUTPUT_VCPU = 1ULL << 38, 136 PERF_OUTPUT_CGROUP = 1ULL << 39, 137 PERF_OUTPUT_RETIRE_LAT = 1ULL << 40, 138 PERF_OUTPUT_DSOFF = 1ULL << 41, 139 PERF_OUTPUT_DISASM = 1ULL << 42, 140 PERF_OUTPUT_BRSTACKDISASM = 1ULL << 43, 141 PERF_OUTPUT_BRCNTR = 1ULL << 44, 142 }; 143 144 struct perf_script { 145 struct perf_tool tool; 146 struct perf_session *session; 147 bool show_task_events; 148 bool show_mmap_events; 149 bool show_switch_events; 150 bool show_namespace_events; 151 bool show_lost_events; 152 bool show_round_events; 153 bool show_bpf_events; 154 bool show_cgroup_events; 155 bool show_text_poke_events; 156 bool allocated; 157 bool per_event_dump; 158 bool stitch_lbr; 159 struct evswitch evswitch; 160 struct perf_cpu_map *cpus; 161 struct perf_thread_map *threads; 162 int name_width; 163 const char *time_str; 164 struct perf_time_interval *ptime_range; 165 int range_size; 166 int range_num; 167 }; 168 169 struct output_option { 170 const char *str; 171 enum perf_output_field field; 172 } all_output_options[] = { 173 {.str = "comm", .field = PERF_OUTPUT_COMM}, 174 {.str = "tid", .field = PERF_OUTPUT_TID}, 175 {.str = "pid", .field = PERF_OUTPUT_PID}, 176 {.str = "time", .field = PERF_OUTPUT_TIME}, 177 {.str = "cpu", .field = PERF_OUTPUT_CPU}, 178 {.str = "event", .field = PERF_OUTPUT_EVNAME}, 179 {.str = "trace", .field = PERF_OUTPUT_TRACE}, 180 {.str = "ip", .field = PERF_OUTPUT_IP}, 181 {.str = "sym", .field = PERF_OUTPUT_SYM}, 182 {.str = "dso", .field = PERF_OUTPUT_DSO}, 183 {.str = "dsoff", .field = PERF_OUTPUT_DSOFF}, 184 {.str = "addr", .field = PERF_OUTPUT_ADDR}, 185 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, 186 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE}, 187 {.str = "period", .field = PERF_OUTPUT_PERIOD}, 188 {.str = "iregs", .field = PERF_OUTPUT_IREGS}, 189 {.str = "uregs", .field = PERF_OUTPUT_UREGS}, 190 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK}, 191 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM}, 192 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC}, 193 {.str = "weight", .field = PERF_OUTPUT_WEIGHT}, 194 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT}, 195 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT}, 196 {.str = "insn", .field = PERF_OUTPUT_INSN}, 197 {.str = "disasm", .field = PERF_OUTPUT_DISASM}, 198 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN}, 199 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN}, 200 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF}, 201 {.str = "synth", .field = PERF_OUTPUT_SYNTH}, 202 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR}, 203 {.str = "metric", .field = PERF_OUTPUT_METRIC}, 204 {.str = "misc", .field = PERF_OUTPUT_MISC}, 205 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE}, 206 {.str = "ipc", .field = PERF_OUTPUT_IPC}, 207 {.str = "tod", .field = PERF_OUTPUT_TOD}, 208 {.str = "data_page_size", .field = PERF_OUTPUT_DATA_PAGE_SIZE}, 209 {.str = "code_page_size", .field = PERF_OUTPUT_CODE_PAGE_SIZE}, 210 {.str = "ins_lat", .field = PERF_OUTPUT_INS_LAT}, 211 {.str = "brstackinsnlen", .field = PERF_OUTPUT_BRSTACKINSNLEN}, 212 {.str = "machine_pid", .field = PERF_OUTPUT_MACHINE_PID}, 213 {.str = "vcpu", .field = PERF_OUTPUT_VCPU}, 214 {.str = "cgroup", .field = PERF_OUTPUT_CGROUP}, 215 {.str = "retire_lat", .field = PERF_OUTPUT_RETIRE_LAT}, 216 {.str = "brstackdisasm", .field = PERF_OUTPUT_BRSTACKDISASM}, 217 {.str = "brcntr", .field = PERF_OUTPUT_BRCNTR}, 218 }; 219 220 enum { 221 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX, 222 OUTPUT_TYPE_OTHER, 223 OUTPUT_TYPE_MAX 224 }; 225 226 // We need to refactor the evsel->priv use in 'perf script' to allow for 227 // using that area, that is being used only in some cases. 228 #define OUTPUT_TYPE_UNSET -1 229 230 /* default set to maintain compatibility with current format */ 231 static struct { 232 bool user_set; 233 bool wildcard_set; 234 unsigned int print_ip_opts; 235 u64 fields; 236 u64 invalid_fields; 237 u64 user_set_fields; 238 u64 user_unset_fields; 239 } output[OUTPUT_TYPE_MAX] = { 240 241 [PERF_TYPE_HARDWARE] = { 242 .user_set = false, 243 244 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 245 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 246 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 247 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 248 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 249 250 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 251 }, 252 253 [PERF_TYPE_SOFTWARE] = { 254 .user_set = false, 255 256 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 257 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 258 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 259 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 260 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD | 261 PERF_OUTPUT_BPF_OUTPUT, 262 263 .invalid_fields = PERF_OUTPUT_TRACE, 264 }, 265 266 [PERF_TYPE_TRACEPOINT] = { 267 .user_set = false, 268 269 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 270 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 271 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE 272 }, 273 274 [PERF_TYPE_HW_CACHE] = { 275 .user_set = false, 276 277 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 278 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 279 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 280 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 281 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 282 283 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 284 }, 285 286 [PERF_TYPE_RAW] = { 287 .user_set = false, 288 289 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 290 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 291 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 292 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 293 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD | 294 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC | 295 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR | 296 PERF_OUTPUT_DATA_PAGE_SIZE | PERF_OUTPUT_CODE_PAGE_SIZE | 297 PERF_OUTPUT_INS_LAT | PERF_OUTPUT_RETIRE_LAT, 298 299 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 300 }, 301 302 [PERF_TYPE_BREAKPOINT] = { 303 .user_set = false, 304 305 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 306 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 307 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 308 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 309 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 310 311 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 312 }, 313 314 [OUTPUT_TYPE_SYNTH] = { 315 .user_set = false, 316 317 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 318 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 319 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 320 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 321 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH, 322 323 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 324 }, 325 326 [OUTPUT_TYPE_OTHER] = { 327 .user_set = false, 328 329 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 330 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 331 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 332 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 333 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 334 335 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 336 }, 337 }; 338 339 struct evsel_script { 340 char *filename; 341 FILE *fp; 342 u64 samples; 343 }; 344 345 static struct evsel_script *evsel_script__new(struct evsel *evsel, struct perf_data *data) 346 { 347 struct evsel_script *es = zalloc(sizeof(*es)); 348 349 if (es != NULL) { 350 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, evsel__name(evsel)) < 0) 351 goto out_free; 352 es->fp = fopen(es->filename, "w"); 353 if (es->fp == NULL) 354 goto out_free_filename; 355 } 356 357 return es; 358 out_free_filename: 359 zfree(&es->filename); 360 out_free: 361 free(es); 362 return NULL; 363 } 364 365 static void evsel_script__delete(struct evsel_script *es) 366 { 367 zfree(&es->filename); 368 fclose(es->fp); 369 es->fp = NULL; 370 free(es); 371 } 372 373 static int evsel_script__fprintf(struct evsel_script *es, FILE *fp) 374 { 375 struct stat st; 376 377 fstat(fileno(es->fp), &st); 378 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n", 379 st.st_size / 1024.0 / 1024.0, es->filename, es->samples); 380 } 381 382 static inline int output_type(unsigned int type) 383 { 384 switch (type) { 385 case PERF_TYPE_SYNTH: 386 return OUTPUT_TYPE_SYNTH; 387 default: 388 if (type < PERF_TYPE_MAX) 389 return type; 390 } 391 392 return OUTPUT_TYPE_OTHER; 393 } 394 395 static inline int evsel__output_type(struct evsel *evsel) 396 { 397 int type = evsel->script_output_type; 398 399 if (type == OUTPUT_TYPE_UNSET) { 400 type = output_type(evsel->core.attr.type); 401 if (type == OUTPUT_TYPE_OTHER) { 402 struct perf_pmu *pmu = evsel__find_pmu(evsel); 403 404 if (pmu && pmu->is_core) 405 type = PERF_TYPE_RAW; 406 } 407 evsel->script_output_type = type; 408 } 409 410 return type; 411 } 412 413 static bool output_set_by_user(void) 414 { 415 int j; 416 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 417 if (output[j].user_set) 418 return true; 419 } 420 return false; 421 } 422 423 static const char *output_field2str(enum perf_output_field field) 424 { 425 int i, imax = ARRAY_SIZE(all_output_options); 426 const char *str = ""; 427 428 for (i = 0; i < imax; ++i) { 429 if (all_output_options[i].field == field) { 430 str = all_output_options[i].str; 431 break; 432 } 433 } 434 return str; 435 } 436 437 #define PRINT_FIELD(x) (output[evsel__output_type(evsel)].fields & PERF_OUTPUT_##x) 438 439 static int evsel__do_check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg, 440 enum perf_output_field field, bool allow_user_set) 441 { 442 struct perf_event_attr *attr = &evsel->core.attr; 443 int type = evsel__output_type(evsel); 444 const char *evname; 445 446 if (attr->sample_type & sample_type) 447 return 0; 448 449 if (output[type].user_set_fields & field) { 450 if (allow_user_set) 451 return 0; 452 evname = evsel__name(evsel); 453 pr_err("Samples for '%s' event do not have %s attribute set. " 454 "Cannot print '%s' field.\n", 455 evname, sample_msg, output_field2str(field)); 456 return -1; 457 } 458 459 /* user did not ask for it explicitly so remove from the default list */ 460 output[type].fields &= ~field; 461 evname = evsel__name(evsel); 462 pr_debug("Samples for '%s' event do not have %s attribute set. " 463 "Skipping '%s' field.\n", 464 evname, sample_msg, output_field2str(field)); 465 466 return 0; 467 } 468 469 static int evsel__check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg, 470 enum perf_output_field field) 471 { 472 return evsel__do_check_stype(evsel, sample_type, sample_msg, field, false); 473 } 474 475 static int evsel__check_attr(struct evsel *evsel, struct perf_session *session) 476 { 477 bool allow_user_set; 478 479 if (evsel__is_dummy_event(evsel)) 480 return 0; 481 482 if (perf_header__has_feat(&session->header, HEADER_STAT)) 483 return 0; 484 485 allow_user_set = perf_header__has_feat(&session->header, 486 HEADER_AUXTRACE); 487 488 if (PRINT_FIELD(TRACE) && 489 !perf_session__has_traces(session, "record -R")) 490 return -EINVAL; 491 492 if (PRINT_FIELD(IP)) { 493 if (evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", PERF_OUTPUT_IP)) 494 return -EINVAL; 495 } 496 497 if (PRINT_FIELD(ADDR) && 498 evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", PERF_OUTPUT_ADDR, allow_user_set)) 499 return -EINVAL; 500 501 if (PRINT_FIELD(DATA_SRC) && 502 evsel__do_check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC", PERF_OUTPUT_DATA_SRC, allow_user_set)) 503 return -EINVAL; 504 505 if (PRINT_FIELD(WEIGHT) && 506 evsel__do_check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT, allow_user_set)) 507 return -EINVAL; 508 509 if (PRINT_FIELD(SYM) && 510 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) { 511 pr_err("Display of symbols requested but neither sample IP nor " 512 "sample address\navailable. Hence, no addresses to convert " 513 "to symbols.\n"); 514 return -EINVAL; 515 } 516 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) { 517 pr_err("Display of offsets requested but symbol is not" 518 "selected.\n"); 519 return -EINVAL; 520 } 521 if (PRINT_FIELD(DSO) && 522 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) { 523 pr_err("Display of DSO requested but no address to convert.\n"); 524 return -EINVAL; 525 } 526 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) { 527 pr_err("Display of source line number requested but sample IP is not\n" 528 "selected. Hence, no address to lookup the source line number.\n"); 529 return -EINVAL; 530 } 531 if ((PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM)) 532 && !allow_user_set && 533 !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_ANY)) { 534 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n" 535 "Hint: run 'perf record -b ...'\n"); 536 return -EINVAL; 537 } 538 if (PRINT_FIELD(BRCNTR) && 539 !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_COUNTERS)) { 540 pr_err("Display of branch counter requested but it's not enabled\n" 541 "Hint: run 'perf record -j any,counter ...'\n"); 542 return -EINVAL; 543 } 544 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && 545 evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", PERF_OUTPUT_TID|PERF_OUTPUT_PID)) 546 return -EINVAL; 547 548 if (PRINT_FIELD(TIME) && 549 evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", PERF_OUTPUT_TIME)) 550 return -EINVAL; 551 552 if (PRINT_FIELD(CPU) && 553 evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU", PERF_OUTPUT_CPU, allow_user_set)) 554 return -EINVAL; 555 556 if (PRINT_FIELD(IREGS) && 557 evsel__do_check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", PERF_OUTPUT_IREGS, allow_user_set)) 558 return -EINVAL; 559 560 if (PRINT_FIELD(UREGS) && 561 evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS", PERF_OUTPUT_UREGS)) 562 return -EINVAL; 563 564 if (PRINT_FIELD(PHYS_ADDR) && 565 evsel__do_check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR", PERF_OUTPUT_PHYS_ADDR, allow_user_set)) 566 return -EINVAL; 567 568 if (PRINT_FIELD(DATA_PAGE_SIZE) && 569 evsel__check_stype(evsel, PERF_SAMPLE_DATA_PAGE_SIZE, "DATA_PAGE_SIZE", PERF_OUTPUT_DATA_PAGE_SIZE)) 570 return -EINVAL; 571 572 if (PRINT_FIELD(CODE_PAGE_SIZE) && 573 evsel__check_stype(evsel, PERF_SAMPLE_CODE_PAGE_SIZE, "CODE_PAGE_SIZE", PERF_OUTPUT_CODE_PAGE_SIZE)) 574 return -EINVAL; 575 576 if (PRINT_FIELD(INS_LAT) && 577 evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_INS_LAT)) 578 return -EINVAL; 579 580 if (PRINT_FIELD(CGROUP) && 581 evsel__check_stype(evsel, PERF_SAMPLE_CGROUP, "CGROUP", PERF_OUTPUT_CGROUP)) { 582 pr_err("Hint: run 'perf record --all-cgroups ...'\n"); 583 return -EINVAL; 584 } 585 586 if (PRINT_FIELD(RETIRE_LAT) && 587 evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_RETIRE_LAT)) 588 return -EINVAL; 589 590 return 0; 591 } 592 593 static void evsel__set_print_ip_opts(struct evsel *evsel) 594 { 595 unsigned int type = evsel__output_type(evsel); 596 597 output[type].print_ip_opts = 0; 598 if (PRINT_FIELD(IP)) 599 output[type].print_ip_opts |= EVSEL__PRINT_IP; 600 601 if (PRINT_FIELD(SYM)) 602 output[type].print_ip_opts |= EVSEL__PRINT_SYM; 603 604 if (PRINT_FIELD(DSO)) 605 output[type].print_ip_opts |= EVSEL__PRINT_DSO; 606 607 if (PRINT_FIELD(DSOFF)) 608 output[type].print_ip_opts |= EVSEL__PRINT_DSOFF; 609 610 if (PRINT_FIELD(SYMOFFSET)) 611 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET; 612 613 if (PRINT_FIELD(SRCLINE)) 614 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE; 615 } 616 617 static struct evsel *find_first_output_type(struct evlist *evlist, 618 unsigned int type) 619 { 620 struct evsel *evsel; 621 622 evlist__for_each_entry(evlist, evsel) { 623 if (evsel__is_dummy_event(evsel)) 624 continue; 625 if (evsel__output_type(evsel) == (int)type) 626 return evsel; 627 } 628 return NULL; 629 } 630 631 /* 632 * verify all user requested events exist and the samples 633 * have the expected data 634 */ 635 static int perf_session__check_output_opt(struct perf_session *session) 636 { 637 bool tod = false; 638 unsigned int j; 639 struct evsel *evsel; 640 641 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 642 evsel = find_first_output_type(session->evlist, j); 643 644 /* 645 * even if fields is set to 0 (ie., show nothing) event must 646 * exist if user explicitly includes it on the command line 647 */ 648 if (!evsel && output[j].user_set && !output[j].wildcard_set && 649 j != OUTPUT_TYPE_SYNTH) { 650 pr_err("%s events do not exist. " 651 "Remove corresponding -F option to proceed.\n", 652 event_type(j)); 653 return -1; 654 } 655 656 if (evsel && output[j].fields && 657 evsel__check_attr(evsel, session)) 658 return -1; 659 660 if (evsel == NULL) 661 continue; 662 663 /* 'dsoff' implys 'dso' field */ 664 if (output[j].fields & PERF_OUTPUT_DSOFF) 665 output[j].fields |= PERF_OUTPUT_DSO; 666 667 evsel__set_print_ip_opts(evsel); 668 tod |= output[j].fields & PERF_OUTPUT_TOD; 669 } 670 671 if (!no_callchain) { 672 bool use_callchain = false; 673 bool not_pipe = false; 674 675 evlist__for_each_entry(session->evlist, evsel) { 676 not_pipe = true; 677 if (evsel__has_callchain(evsel) || evsel__is_offcpu_event(evsel)) { 678 use_callchain = true; 679 break; 680 } 681 } 682 if (not_pipe && !use_callchain) 683 symbol_conf.use_callchain = false; 684 } 685 686 /* 687 * set default for tracepoints to print symbols only 688 * if callchains are present 689 */ 690 if (symbol_conf.use_callchain && 691 !output[PERF_TYPE_TRACEPOINT].user_set) { 692 j = PERF_TYPE_TRACEPOINT; 693 694 evlist__for_each_entry(session->evlist, evsel) { 695 if (evsel->core.attr.type != j) 696 continue; 697 698 if (evsel__has_callchain(evsel)) { 699 output[j].fields |= PERF_OUTPUT_IP; 700 output[j].fields |= PERF_OUTPUT_SYM; 701 output[j].fields |= PERF_OUTPUT_SYMOFFSET; 702 output[j].fields |= PERF_OUTPUT_DSO; 703 evsel__set_print_ip_opts(evsel); 704 goto out; 705 } 706 } 707 } 708 709 if (tod && !perf_session__env(session)->clock.enabled) { 710 pr_err("Can't provide 'tod' time, missing clock data. " 711 "Please record with -k/--clockid option.\n"); 712 return -1; 713 } 714 out: 715 return 0; 716 } 717 718 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask, 719 uint16_t e_machine, uint32_t e_flags, 720 FILE *fp) 721 { 722 unsigned i = 0, r; 723 int printed = 0; 724 725 if (!regs || !regs->regs) 726 return 0; 727 728 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi); 729 730 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) { 731 u64 val = regs->regs[i++]; 732 printed += fprintf(fp, "%5s:0x%"PRIx64" ", 733 perf_reg_name(r, e_machine, e_flags), 734 val); 735 } 736 737 return printed; 738 } 739 740 #define DEFAULT_TOD_FMT "%F %H:%M:%S" 741 742 static char* 743 tod_scnprintf(struct perf_script *script, char *buf, int buflen, 744 u64 timestamp) 745 { 746 u64 tod_ns, clockid_ns; 747 struct perf_env *env; 748 unsigned long nsec; 749 struct tm ltime; 750 char date[64]; 751 time_t sec; 752 753 buf[0] = '\0'; 754 if (buflen < 64 || !script) 755 return buf; 756 757 env = perf_session__env(script->session); 758 if (!env->clock.enabled) { 759 scnprintf(buf, buflen, "disabled"); 760 return buf; 761 } 762 763 clockid_ns = env->clock.clockid_ns; 764 tod_ns = env->clock.tod_ns; 765 766 if (timestamp > clockid_ns) 767 tod_ns += timestamp - clockid_ns; 768 else 769 tod_ns -= clockid_ns - timestamp; 770 771 sec = (time_t) (tod_ns / NSEC_PER_SEC); 772 nsec = tod_ns - sec * NSEC_PER_SEC; 773 774 if (localtime_r(&sec, <ime) == NULL) { 775 scnprintf(buf, buflen, "failed"); 776 } else { 777 strftime(date, sizeof(date), DEFAULT_TOD_FMT, <ime); 778 779 if (symbol_conf.nanosecs) { 780 snprintf(buf, buflen, "%s.%09lu", date, nsec); 781 } else { 782 snprintf(buf, buflen, "%s.%06lu", 783 date, nsec / NSEC_PER_USEC); 784 } 785 } 786 787 return buf; 788 } 789 790 static int perf_sample__fprintf_iregs(struct perf_sample *sample, 791 struct perf_event_attr *attr, 792 uint16_t e_machine, 793 uint32_t e_flags, 794 FILE *fp) 795 { 796 if (!sample->intr_regs) 797 return 0; 798 799 return perf_sample__fprintf_regs(perf_sample__intr_regs(sample), 800 attr->sample_regs_intr, e_machine, e_flags, fp); 801 } 802 803 static int perf_sample__fprintf_uregs(struct perf_sample *sample, 804 struct perf_event_attr *attr, 805 uint16_t e_machine, 806 uint32_t e_flags, 807 FILE *fp) 808 { 809 if (!sample->user_regs) 810 return 0; 811 812 return perf_sample__fprintf_regs(perf_sample__user_regs(sample), 813 attr->sample_regs_user, e_machine, e_flags, fp); 814 } 815 816 static int perf_sample__fprintf_start(struct perf_script *script, 817 struct perf_sample *sample, 818 struct thread *thread, 819 struct evsel *evsel, 820 u32 type, FILE *fp) 821 { 822 unsigned long secs; 823 unsigned long long nsecs; 824 int printed = 0; 825 char tstr[128]; 826 827 /* 828 * Print the branch counter's abbreviation list, 829 * if the branch counter is available. 830 */ 831 if (PRINT_FIELD(BRCNTR) && !verbose) { 832 char *buf; 833 834 if (!annotation_br_cntr_abbr_list(&buf, evsel, true)) { 835 printed += fprintf(stdout, "%s", buf); 836 free(buf); 837 } 838 } 839 840 if (PRINT_FIELD(MACHINE_PID) && sample->machine_pid) 841 printed += fprintf(fp, "VM:%5d ", sample->machine_pid); 842 843 /* Print VCPU only for guest events i.e. with machine_pid */ 844 if (PRINT_FIELD(VCPU) && sample->machine_pid) 845 printed += fprintf(fp, "VCPU:%03d ", sample->vcpu); 846 847 if (PRINT_FIELD(COMM)) { 848 const char *comm = thread ? thread__comm_str(thread) : ":-1"; 849 850 if (latency_format) 851 printed += fprintf(fp, "%8.8s ", comm); 852 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain) 853 printed += fprintf(fp, "%s ", comm); 854 else 855 printed += fprintf(fp, "%16s ", comm); 856 } 857 858 if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) 859 printed += fprintf(fp, "%7d/%-7d ", sample->pid, sample->tid); 860 else if (PRINT_FIELD(PID)) 861 printed += fprintf(fp, "%7d ", sample->pid); 862 else if (PRINT_FIELD(TID)) 863 printed += fprintf(fp, "%7d ", sample->tid); 864 865 if (PRINT_FIELD(CPU)) { 866 if (latency_format) 867 printed += fprintf(fp, "%3d ", sample->cpu); 868 else 869 printed += fprintf(fp, "[%03d] ", sample->cpu); 870 } 871 872 if (PRINT_FIELD(MISC)) { 873 int ret = 0; 874 875 #define has(m) \ 876 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m 877 878 if (has(KERNEL)) 879 ret += fprintf(fp, "K"); 880 if (has(USER)) 881 ret += fprintf(fp, "U"); 882 if (has(HYPERVISOR)) 883 ret += fprintf(fp, "H"); 884 if (has(GUEST_KERNEL)) 885 ret += fprintf(fp, "G"); 886 if (has(GUEST_USER)) 887 ret += fprintf(fp, "g"); 888 889 switch (type) { 890 case PERF_RECORD_MMAP: 891 case PERF_RECORD_MMAP2: 892 if (has(MMAP_DATA)) 893 ret += fprintf(fp, "M"); 894 break; 895 case PERF_RECORD_COMM: 896 if (has(COMM_EXEC)) 897 ret += fprintf(fp, "E"); 898 break; 899 case PERF_RECORD_SWITCH: 900 case PERF_RECORD_SWITCH_CPU_WIDE: 901 if (has(SWITCH_OUT)) { 902 ret += fprintf(fp, "S"); 903 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT) 904 ret += fprintf(fp, "p"); 905 } 906 default: 907 break; 908 } 909 910 #undef has 911 912 ret += fprintf(fp, "%*s", 6 - ret, " "); 913 printed += ret; 914 } 915 916 if (PRINT_FIELD(TOD)) { 917 tod_scnprintf(script, tstr, sizeof(tstr), sample->time); 918 printed += fprintf(fp, "%s ", tstr); 919 } 920 921 if (PRINT_FIELD(TIME)) { 922 u64 t = sample->time; 923 if (reltime) { 924 if (!initial_time) 925 initial_time = sample->time; 926 t = sample->time - initial_time; 927 } else if (deltatime) { 928 if (previous_time) 929 t = sample->time - previous_time; 930 else { 931 t = 0; 932 } 933 previous_time = sample->time; 934 } 935 nsecs = t; 936 secs = nsecs / NSEC_PER_SEC; 937 nsecs -= secs * NSEC_PER_SEC; 938 939 if (symbol_conf.nanosecs) 940 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs); 941 else { 942 char sample_time[32]; 943 timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time)); 944 printed += fprintf(fp, "%12s: ", sample_time); 945 } 946 } 947 948 return printed; 949 } 950 951 static inline size_t 952 bstack_event_str(struct branch_entry *br, char *buf, size_t sz) 953 { 954 if (!(br->flags.mispred || br->flags.predicted || br->flags.not_taken)) 955 return snprintf(buf, sz, "-"); 956 957 return snprintf(buf, sz, "%s%s", 958 br->flags.predicted ? "P" : "M", 959 br->flags.not_taken ? "N" : ""); 960 } 961 962 static int print_bstack_flags(FILE *fp, struct branch_entry *br) 963 { 964 char events[16] = { 0 }; 965 size_t pos; 966 967 pos = bstack_event_str(br, events, sizeof(events)); 968 return fprintf(fp, "/%s/%c/%c/%d/%s/%s ", 969 pos < 0 ? "-" : events, 970 br->flags.in_tx ? 'X' : '-', 971 br->flags.abort ? 'A' : '-', 972 br->flags.cycles, 973 get_branch_type(br), 974 br->flags.spec ? branch_spec_desc(br->flags.spec) : "-"); 975 } 976 977 static int perf_sample__fprintf_brstack(struct perf_sample *sample, 978 struct thread *thread, 979 struct evsel *evsel, FILE *fp) 980 { 981 struct branch_stack *br = sample->branch_stack; 982 struct branch_entry *entries = perf_sample__branch_entries(sample); 983 u64 i, from, to; 984 int printed = 0; 985 986 if (!(br && br->nr)) 987 return 0; 988 989 for (i = 0; i < br->nr; i++) { 990 from = entries[i].from; 991 to = entries[i].to; 992 993 printed += fprintf(fp, " 0x%"PRIx64, from); 994 if (PRINT_FIELD(DSO)) { 995 struct addr_location alf, alt; 996 997 addr_location__init(&alf); 998 addr_location__init(&alt); 999 thread__find_map_fb(thread, sample->cpumode, from, &alf); 1000 thread__find_map_fb(thread, sample->cpumode, to, &alt); 1001 1002 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); 1003 printed += fprintf(fp, "/0x%"PRIx64, to); 1004 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); 1005 addr_location__exit(&alt); 1006 addr_location__exit(&alf); 1007 } else 1008 printed += fprintf(fp, "/0x%"PRIx64, to); 1009 1010 printed += print_bstack_flags(fp, entries + i); 1011 } 1012 1013 return printed; 1014 } 1015 1016 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample, 1017 struct thread *thread, 1018 struct evsel *evsel, FILE *fp) 1019 { 1020 struct branch_stack *br = sample->branch_stack; 1021 struct branch_entry *entries = perf_sample__branch_entries(sample); 1022 u64 i, from, to; 1023 int printed = 0; 1024 1025 if (!(br && br->nr)) 1026 return 0; 1027 1028 for (i = 0; i < br->nr; i++) { 1029 struct addr_location alf, alt; 1030 1031 addr_location__init(&alf); 1032 addr_location__init(&alt); 1033 from = entries[i].from; 1034 to = entries[i].to; 1035 1036 thread__find_symbol_fb(thread, sample->cpumode, from, &alf); 1037 thread__find_symbol_fb(thread, sample->cpumode, to, &alt); 1038 1039 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp); 1040 if (PRINT_FIELD(DSO)) 1041 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); 1042 printed += fprintf(fp, "%c", '/'); 1043 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp); 1044 if (PRINT_FIELD(DSO)) 1045 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); 1046 printed += print_bstack_flags(fp, entries + i); 1047 addr_location__exit(&alt); 1048 addr_location__exit(&alf); 1049 } 1050 1051 return printed; 1052 } 1053 1054 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample, 1055 struct thread *thread, 1056 struct evsel *evsel, FILE *fp) 1057 { 1058 struct branch_stack *br = sample->branch_stack; 1059 struct branch_entry *entries = perf_sample__branch_entries(sample); 1060 u64 i, from, to; 1061 int printed = 0; 1062 1063 if (!(br && br->nr)) 1064 return 0; 1065 1066 for (i = 0; i < br->nr; i++) { 1067 struct addr_location alf, alt; 1068 1069 addr_location__init(&alf); 1070 addr_location__init(&alt); 1071 from = entries[i].from; 1072 to = entries[i].to; 1073 1074 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) && 1075 !dso__adjust_symbols(map__dso(alf.map))) 1076 from = map__dso_map_ip(alf.map, from); 1077 1078 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) && 1079 !dso__adjust_symbols(map__dso(alt.map))) 1080 to = map__dso_map_ip(alt.map, to); 1081 1082 printed += fprintf(fp, " 0x%"PRIx64, from); 1083 if (PRINT_FIELD(DSO)) 1084 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); 1085 printed += fprintf(fp, "/0x%"PRIx64, to); 1086 if (PRINT_FIELD(DSO)) 1087 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); 1088 printed += print_bstack_flags(fp, entries + i); 1089 addr_location__exit(&alt); 1090 addr_location__exit(&alf); 1091 } 1092 1093 return printed; 1094 } 1095 #define MAXBB 16384UL 1096 1097 static int grab_bb(u8 *buffer, u64 start, u64 end, 1098 struct machine *machine, struct thread *thread, 1099 bool *is64bit, u8 *cpumode, bool last) 1100 { 1101 long offset, len; 1102 struct addr_location al; 1103 bool kernel; 1104 struct dso *dso; 1105 int ret = 0; 1106 1107 if (!start || !end) 1108 return 0; 1109 1110 kernel = machine__kernel_ip(machine, start); 1111 if (kernel) 1112 *cpumode = PERF_RECORD_MISC_KERNEL; 1113 else 1114 *cpumode = PERF_RECORD_MISC_USER; 1115 1116 /* 1117 * Block overlaps between kernel and user. 1118 * This can happen due to ring filtering 1119 * On Intel CPUs the entry into the kernel is filtered, 1120 * but the exit is not. Let the caller patch it up. 1121 */ 1122 if (kernel != machine__kernel_ip(machine, end)) { 1123 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end); 1124 return -ENXIO; 1125 } 1126 1127 if (end - start > MAXBB - MAXINSN) { 1128 if (last) 1129 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end); 1130 else 1131 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start); 1132 return 0; 1133 } 1134 1135 addr_location__init(&al); 1136 if (!thread__find_map(thread, *cpumode, start, &al) || (dso = map__dso(al.map)) == NULL) { 1137 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end); 1138 goto out; 1139 } 1140 if (dso__data(dso)->status == DSO_DATA_STATUS_ERROR) { 1141 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end); 1142 goto out; 1143 } 1144 1145 /* Load maps to ensure dso->is_64_bit has been updated */ 1146 map__load(al.map); 1147 1148 offset = map__map_ip(al.map, start); 1149 len = dso__data_read_offset(dso, machine, offset, (u8 *)buffer, 1150 end - start + MAXINSN); 1151 1152 *is64bit = dso__is_64_bit(dso); 1153 if (len <= 0) 1154 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n", 1155 start, end); 1156 ret = len; 1157 out: 1158 addr_location__exit(&al); 1159 return ret; 1160 } 1161 1162 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state) 1163 { 1164 char *srcfile; 1165 int ret = 0; 1166 unsigned line; 1167 int len; 1168 char *srccode; 1169 struct dso *dso; 1170 1171 if (!map || (dso = map__dso(map)) == NULL) 1172 return 0; 1173 srcfile = get_srcline_split(dso, 1174 map__rip_2objdump(map, addr), 1175 &line); 1176 if (!srcfile) 1177 return 0; 1178 1179 /* Avoid redundant printing */ 1180 if (state && 1181 state->srcfile && 1182 !strcmp(state->srcfile, srcfile) && 1183 state->line == line) { 1184 free(srcfile); 1185 return 0; 1186 } 1187 1188 srccode = find_sourceline(srcfile, line, &len); 1189 if (!srccode) 1190 goto out_free_line; 1191 1192 ret = fprintf(fp, "|%-8d %.*s", line, len, srccode); 1193 1194 if (state) { 1195 state->srcfile = srcfile; 1196 state->line = line; 1197 } 1198 return ret; 1199 1200 out_free_line: 1201 free(srcfile); 1202 return ret; 1203 } 1204 1205 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr) 1206 { 1207 struct addr_location al; 1208 int ret = 0; 1209 1210 addr_location__init(&al); 1211 thread__find_map(thread, cpumode, addr, &al); 1212 if (!al.map) 1213 goto out; 1214 ret = map__fprintf_srccode(al.map, al.addr, stdout, 1215 thread__srccode_state(thread)); 1216 if (ret) 1217 ret += printf("\n"); 1218 out: 1219 addr_location__exit(&al); 1220 return ret; 1221 } 1222 1223 static int any_dump_insn(struct evsel *evsel __maybe_unused, 1224 struct perf_insn *x, uint64_t ip, 1225 u8 *inbuf, int inlen, int *lenp, 1226 FILE *fp) 1227 { 1228 if (PRINT_FIELD(BRSTACKDISASM)) { 1229 int printed = fprintf_insn_asm(x->machine, x->thread, x->cpumode, x->is64bit, 1230 (uint8_t *)inbuf, inlen, ip, lenp, 1231 PRINT_INSN_IMM_HEX, fp); 1232 1233 if (printed > 0) 1234 return printed; 1235 } 1236 return fprintf(fp, "%s", dump_insn(x, ip, inbuf, inlen, lenp)); 1237 } 1238 1239 static int add_padding(FILE *fp, int printed, int padding) 1240 { 1241 if (printed >= 0 && printed < padding) 1242 printed += fprintf(fp, "%*s", padding - printed, ""); 1243 return printed; 1244 } 1245 1246 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en, 1247 struct perf_insn *x, u8 *inbuf, int len, 1248 int insn, FILE *fp, int *total_cycles, 1249 struct evsel *evsel, 1250 struct thread *thread, 1251 u64 br_cntr) 1252 { 1253 int ilen = 0; 1254 int printed = fprintf(fp, "\t%016" PRIx64 "\t", ip); 1255 1256 printed += add_padding(fp, any_dump_insn(evsel, x, ip, inbuf, len, &ilen, fp), 30); 1257 printed += fprintf(fp, "\t"); 1258 1259 if (PRINT_FIELD(BRSTACKINSNLEN)) 1260 printed += fprintf(fp, "ilen: %d\t", ilen); 1261 1262 if (PRINT_FIELD(SRCLINE)) { 1263 struct addr_location al; 1264 1265 addr_location__init(&al); 1266 thread__find_map(thread, x->cpumode, ip, &al); 1267 printed += map__fprintf_srcline(al.map, al.addr, " srcline: ", fp); 1268 printed += fprintf(fp, "\t"); 1269 addr_location__exit(&al); 1270 } 1271 1272 if (PRINT_FIELD(BRCNTR)) { 1273 struct evsel *pos = evsel__leader(evsel); 1274 unsigned int i = 0, j, num, mask, width; 1275 1276 perf_env__find_br_cntr_info(evsel__env(evsel), NULL, &width); 1277 mask = (1L << width) - 1; 1278 printed += fprintf(fp, "br_cntr: "); 1279 evlist__for_each_entry_from(evsel->evlist, pos) { 1280 if (!(pos->core.attr.branch_sample_type & PERF_SAMPLE_BRANCH_COUNTERS)) 1281 continue; 1282 if (evsel__leader(pos) != evsel__leader(evsel)) 1283 break; 1284 1285 num = (br_cntr >> (i++ * width)) & mask; 1286 if (!verbose) { 1287 for (j = 0; j < num; j++) 1288 printed += fprintf(fp, "%s", pos->abbr_name); 1289 } else 1290 printed += fprintf(fp, "%s %d ", pos->name, num); 1291 } 1292 printed += fprintf(fp, "\t"); 1293 } 1294 1295 printed += fprintf(fp, "#%s%s%s%s", 1296 en->flags.predicted ? " PRED" : "", 1297 en->flags.mispred ? " MISPRED" : "", 1298 en->flags.in_tx ? " INTX" : "", 1299 en->flags.abort ? " ABORT" : ""); 1300 if (en->flags.cycles) { 1301 *total_cycles += en->flags.cycles; 1302 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles); 1303 if (insn) 1304 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles); 1305 } 1306 1307 return printed + fprintf(fp, "\n"); 1308 } 1309 1310 static int ip__fprintf_sym(uint64_t addr, struct thread *thread, 1311 u8 cpumode, int cpu, struct symbol **lastsym, 1312 struct evsel *evsel, FILE *fp) 1313 { 1314 struct addr_location al; 1315 int off, printed = 0, ret = 0; 1316 1317 addr_location__init(&al); 1318 thread__find_map(thread, cpumode, addr, &al); 1319 1320 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end) 1321 goto out; 1322 1323 al.cpu = cpu; 1324 al.sym = NULL; 1325 if (al.map) 1326 al.sym = map__find_symbol(al.map, al.addr); 1327 1328 if (!al.sym) 1329 goto out; 1330 1331 if (al.addr < al.sym->end) 1332 off = al.addr - al.sym->start; 1333 else 1334 off = al.addr - map__start(al.map) - al.sym->start; 1335 printed += fprintf(fp, "\t%s", al.sym->name); 1336 if (off) 1337 printed += fprintf(fp, "%+d", off); 1338 printed += fprintf(fp, ":"); 1339 if (PRINT_FIELD(SRCLINE)) 1340 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp); 1341 printed += fprintf(fp, "\n"); 1342 *lastsym = al.sym; 1343 1344 ret = printed; 1345 out: 1346 addr_location__exit(&al); 1347 return ret; 1348 } 1349 1350 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample, 1351 struct evsel *evsel, 1352 struct thread *thread, 1353 struct perf_event_attr *attr, 1354 struct machine *machine, FILE *fp) 1355 { 1356 struct branch_stack *br = sample->branch_stack; 1357 struct branch_entry *entries = perf_sample__branch_entries(sample); 1358 u64 start, end; 1359 int i, insn, len, nr, ilen, printed = 0; 1360 struct perf_insn x; 1361 u8 buffer[MAXBB]; 1362 unsigned off; 1363 struct symbol *lastsym = NULL; 1364 int total_cycles = 0; 1365 u64 br_cntr = 0; 1366 1367 if (!(br && br->nr)) 1368 return 0; 1369 nr = br->nr; 1370 if (max_blocks && nr > max_blocks + 1) 1371 nr = max_blocks + 1; 1372 1373 x.thread = thread; 1374 x.machine = machine; 1375 x.cpu = sample->cpu; 1376 1377 if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr) 1378 br_cntr = sample->branch_stack_cntr[nr - 1]; 1379 1380 printed += fprintf(fp, "%c", '\n'); 1381 1382 /* Handle first from jump, of which we don't know the entry. */ 1383 len = grab_bb(buffer, entries[nr-1].from, 1384 entries[nr-1].from, 1385 machine, thread, &x.is64bit, &x.cpumode, false); 1386 if (len > 0) { 1387 printed += ip__fprintf_sym(entries[nr - 1].from, thread, 1388 x.cpumode, x.cpu, &lastsym, evsel, fp); 1389 printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1], 1390 &x, buffer, len, 0, fp, &total_cycles, 1391 evsel, thread, br_cntr); 1392 if (PRINT_FIELD(SRCCODE)) 1393 printed += print_srccode(thread, x.cpumode, entries[nr - 1].from); 1394 } 1395 1396 /* Print all blocks */ 1397 for (i = nr - 2; i >= 0; i--) { 1398 if (entries[i].from || entries[i].to) 1399 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i, 1400 entries[i].from, 1401 entries[i].to); 1402 start = entries[i + 1].to; 1403 end = entries[i].from; 1404 1405 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false); 1406 /* Patch up missing kernel transfers due to ring filters */ 1407 if (len == -ENXIO && i > 0) { 1408 end = entries[--i].from; 1409 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end); 1410 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false); 1411 } 1412 if (len <= 0) 1413 continue; 1414 1415 insn = 0; 1416 for (off = 0; off < (unsigned)len; off += ilen) { 1417 uint64_t ip = start + off; 1418 1419 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, evsel, fp); 1420 if (ip == end) { 1421 if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr) 1422 br_cntr = sample->branch_stack_cntr[i]; 1423 printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp, 1424 &total_cycles, evsel, thread, br_cntr); 1425 if (PRINT_FIELD(SRCCODE)) 1426 printed += print_srccode(thread, x.cpumode, ip); 1427 break; 1428 } else { 1429 ilen = 0; 1430 printed += fprintf(fp, "\t%016" PRIx64 "\t", ip); 1431 printed += any_dump_insn(evsel, &x, ip, buffer + off, len - off, &ilen, fp); 1432 if (PRINT_FIELD(BRSTACKINSNLEN)) 1433 printed += fprintf(fp, "\tilen: %d", ilen); 1434 printed += fprintf(fp, "\n"); 1435 if (ilen == 0) 1436 break; 1437 if (PRINT_FIELD(SRCCODE)) 1438 print_srccode(thread, x.cpumode, ip); 1439 insn++; 1440 } 1441 } 1442 if (off != end - start) 1443 printed += fprintf(fp, "\tmismatch of LBR data and executable\n"); 1444 } 1445 1446 /* 1447 * Hit the branch? In this case we are already done, and the target 1448 * has not been executed yet. 1449 */ 1450 if (entries[0].from == sample->ip) 1451 goto out; 1452 if (entries[0].flags.abort) 1453 goto out; 1454 1455 /* 1456 * Print final block up to sample 1457 * 1458 * Due to pipeline delays the LBRs might be missing a branch 1459 * or two, which can result in very large or negative blocks 1460 * between final branch and sample. When this happens just 1461 * continue walking after the last TO. 1462 */ 1463 start = entries[0].to; 1464 end = sample->ip; 1465 if (end < start) { 1466 /* Missing jump. Scan 128 bytes for the next branch */ 1467 end = start + 128; 1468 } 1469 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true); 1470 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, evsel, fp); 1471 if (len <= 0) { 1472 /* Print at least last IP if basic block did not work */ 1473 len = grab_bb(buffer, sample->ip, sample->ip, 1474 machine, thread, &x.is64bit, &x.cpumode, false); 1475 if (len <= 0) 1476 goto out; 1477 ilen = 0; 1478 printed += fprintf(fp, "\t%016" PRIx64 "\t", sample->ip); 1479 printed += any_dump_insn(evsel, &x, sample->ip, buffer, len, &ilen, fp); 1480 if (PRINT_FIELD(BRSTACKINSNLEN)) 1481 printed += fprintf(fp, "\tilen: %d", ilen); 1482 printed += fprintf(fp, "\n"); 1483 if (PRINT_FIELD(SRCCODE)) 1484 print_srccode(thread, x.cpumode, sample->ip); 1485 goto out; 1486 } 1487 for (off = 0; off <= end - start; off += ilen) { 1488 ilen = 0; 1489 printed += fprintf(fp, "\t%016" PRIx64 "\t", start + off); 1490 printed += any_dump_insn(evsel, &x, start + off, buffer + off, len - off, &ilen, fp); 1491 if (PRINT_FIELD(BRSTACKINSNLEN)) 1492 printed += fprintf(fp, "\tilen: %d", ilen); 1493 printed += fprintf(fp, "\n"); 1494 if (ilen == 0) 1495 break; 1496 if ((attr->branch_sample_type == 0 || attr->branch_sample_type & PERF_SAMPLE_BRANCH_ANY) 1497 && arch_is_uncond_branch(buffer + off, len - off, x.is64bit) 1498 && start + off != sample->ip) { 1499 /* 1500 * Hit a missing branch. Just stop. 1501 */ 1502 printed += fprintf(fp, "\t... not reaching sample ...\n"); 1503 break; 1504 } 1505 if (PRINT_FIELD(SRCCODE)) 1506 print_srccode(thread, x.cpumode, start + off); 1507 } 1508 out: 1509 return printed; 1510 } 1511 1512 static int perf_sample__fprintf_addr(struct perf_sample *sample, 1513 struct thread *thread, 1514 struct evsel *evsel, FILE *fp) 1515 { 1516 struct addr_location al; 1517 int printed = fprintf(fp, "%16" PRIx64, sample->addr); 1518 1519 addr_location__init(&al); 1520 if (!sample_addr_correlates_sym(&evsel->core.attr)) 1521 goto out; 1522 1523 thread__resolve(thread, &al, sample); 1524 1525 if (PRINT_FIELD(SYM)) { 1526 printed += fprintf(fp, " "); 1527 if (PRINT_FIELD(SYMOFFSET)) 1528 printed += symbol__fprintf_symname_offs(al.sym, &al, fp); 1529 else 1530 printed += symbol__fprintf_symname(al.sym, fp); 1531 } 1532 1533 if (PRINT_FIELD(DSO)) 1534 printed += map__fprintf_dsoname_dsoff(al.map, PRINT_FIELD(DSOFF), al.addr, fp); 1535 out: 1536 addr_location__exit(&al); 1537 return printed; 1538 } 1539 1540 static const char *resolve_branch_sym(struct perf_sample *sample, 1541 struct evsel *evsel, 1542 struct thread *thread, 1543 struct addr_location *al, 1544 struct addr_location *addr_al, 1545 u64 *ip) 1546 { 1547 const char *name = NULL; 1548 1549 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) { 1550 if (sample_addr_correlates_sym(&evsel->core.attr)) { 1551 if (!addr_al->thread) 1552 thread__resolve(thread, addr_al, sample); 1553 if (addr_al->sym) 1554 name = addr_al->sym->name; 1555 else 1556 *ip = sample->addr; 1557 } else { 1558 *ip = sample->addr; 1559 } 1560 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) { 1561 if (al->sym) 1562 name = al->sym->name; 1563 else 1564 *ip = sample->ip; 1565 } 1566 return name; 1567 } 1568 1569 static int perf_sample__fprintf_callindent(struct perf_sample *sample, 1570 struct evsel *evsel, 1571 struct thread *thread, 1572 struct addr_location *al, 1573 struct addr_location *addr_al, 1574 FILE *fp) 1575 { 1576 size_t depth = thread_stack__depth(thread, sample->cpu); 1577 const char *name = NULL; 1578 static int spacing; 1579 int len = 0; 1580 int dlen = 0; 1581 u64 ip = 0; 1582 1583 /* 1584 * The 'return' has already been popped off the stack so the depth has 1585 * to be adjusted to match the 'call'. 1586 */ 1587 if (thread__ts(thread) && sample->flags & PERF_IP_FLAG_RETURN) 1588 depth += 1; 1589 1590 name = resolve_branch_sym(sample, evsel, thread, al, addr_al, &ip); 1591 1592 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) { 1593 dlen += fprintf(fp, "("); 1594 dlen += map__fprintf_dsoname(al->map, fp); 1595 dlen += fprintf(fp, ")\t"); 1596 } 1597 1598 if (name) 1599 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name); 1600 else if (ip) 1601 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip); 1602 1603 if (len < 0) 1604 return len; 1605 1606 /* 1607 * Try to keep the output length from changing frequently so that the 1608 * output lines up more nicely. 1609 */ 1610 if (len > spacing || (len && len < spacing - 52)) 1611 spacing = round_up(len + 4, 32); 1612 1613 if (len < spacing) 1614 len += fprintf(fp, "%*s", spacing - len, ""); 1615 1616 return len + dlen; 1617 } 1618 1619 static int perf_sample__fprintf_insn(struct perf_sample *sample, 1620 struct evsel *evsel, 1621 struct perf_event_attr *attr, 1622 struct thread *thread, 1623 struct machine *machine, FILE *fp, 1624 struct addr_location *al) 1625 { 1626 int printed = 0; 1627 1628 perf_sample__fetch_insn(sample, thread, machine); 1629 1630 if (PRINT_FIELD(INSNLEN)) 1631 printed += fprintf(fp, " ilen: %d", sample->insn_len); 1632 if (PRINT_FIELD(INSN) && sample->insn_len) { 1633 printed += fprintf(fp, " insn: "); 1634 printed += sample__fprintf_insn_raw(sample, fp); 1635 } 1636 if (PRINT_FIELD(DISASM) && sample->insn_len) { 1637 printed += fprintf(fp, "\t\t"); 1638 printed += sample__fprintf_insn_asm(sample, thread, machine, fp, al); 1639 } 1640 if (PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM)) 1641 printed += perf_sample__fprintf_brstackinsn(sample, evsel, thread, attr, machine, fp); 1642 1643 return printed; 1644 } 1645 1646 static int perf_sample__fprintf_ipc(struct perf_sample *sample, 1647 struct evsel *evsel, FILE *fp) 1648 { 1649 unsigned int ipc; 1650 1651 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt) 1652 return 0; 1653 1654 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt; 1655 1656 return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ", 1657 ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt); 1658 } 1659 1660 static int perf_sample__fprintf_bts(struct perf_sample *sample, 1661 struct evsel *evsel, 1662 struct thread *thread, 1663 struct addr_location *al, 1664 struct addr_location *addr_al, 1665 struct machine *machine, FILE *fp) 1666 { 1667 struct perf_event_attr *attr = &evsel->core.attr; 1668 unsigned int type = evsel__output_type(evsel); 1669 bool print_srcline_last = false; 1670 int printed = 0; 1671 1672 if (PRINT_FIELD(CALLINDENT)) 1673 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, addr_al, fp); 1674 1675 /* print branch_from information */ 1676 if (PRINT_FIELD(IP)) { 1677 unsigned int print_opts = output[type].print_ip_opts; 1678 struct callchain_cursor *cursor = NULL; 1679 1680 if (symbol_conf.use_callchain && sample->callchain) { 1681 cursor = get_tls_callchain_cursor(); 1682 if (thread__resolve_callchain(al->thread, cursor, evsel, 1683 sample, NULL, NULL, 1684 scripting_max_stack)) 1685 cursor = NULL; 1686 } 1687 if (cursor == NULL) { 1688 printed += fprintf(fp, " "); 1689 if (print_opts & EVSEL__PRINT_SRCLINE) { 1690 print_srcline_last = true; 1691 print_opts &= ~EVSEL__PRINT_SRCLINE; 1692 } 1693 } else 1694 printed += fprintf(fp, "\n"); 1695 1696 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor, 1697 symbol_conf.bt_stop_list, fp); 1698 } 1699 1700 /* print branch_to information */ 1701 if (PRINT_FIELD(ADDR) || 1702 ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) && 1703 !output[type].user_set)) { 1704 printed += fprintf(fp, " => "); 1705 printed += perf_sample__fprintf_addr(sample, thread, evsel, fp); 1706 } 1707 1708 printed += perf_sample__fprintf_ipc(sample, evsel, fp); 1709 1710 if (print_srcline_last) 1711 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp); 1712 1713 printed += perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al); 1714 printed += fprintf(fp, "\n"); 1715 if (PRINT_FIELD(SRCCODE)) { 1716 int ret = map__fprintf_srccode(al->map, al->addr, stdout, 1717 thread__srccode_state(thread)); 1718 if (ret) { 1719 printed += ret; 1720 printed += printf("\n"); 1721 } 1722 } 1723 return printed; 1724 } 1725 1726 static int perf_sample__fprintf_flags(u32 flags, FILE *fp) 1727 { 1728 char str[SAMPLE_FLAGS_BUF_SIZE]; 1729 int ret; 1730 1731 ret = perf_sample__sprintf_flags(flags, str, sizeof(str)); 1732 if (ret < 0) 1733 return fprintf(fp, " raw flags:0x%-*x ", 1734 SAMPLE_FLAGS_STR_ALIGNED_SIZE - 12, flags); 1735 1736 return fprintf(fp, " %-*s ", SAMPLE_FLAGS_STR_ALIGNED_SIZE, str); 1737 } 1738 1739 struct printer_data { 1740 int line_no; 1741 bool hit_nul; 1742 bool is_printable; 1743 }; 1744 1745 static int sample__fprintf_bpf_output(enum binary_printer_ops op, 1746 unsigned int val, 1747 void *extra, FILE *fp) 1748 { 1749 unsigned char ch = (unsigned char)val; 1750 struct printer_data *printer_data = extra; 1751 int printed = 0; 1752 1753 switch (op) { 1754 case BINARY_PRINT_DATA_BEGIN: 1755 printed += fprintf(fp, "\n"); 1756 break; 1757 case BINARY_PRINT_LINE_BEGIN: 1758 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" : 1759 " "); 1760 break; 1761 case BINARY_PRINT_ADDR: 1762 printed += fprintf(fp, " %04x:", val); 1763 break; 1764 case BINARY_PRINT_NUM_DATA: 1765 printed += fprintf(fp, " %02x", val); 1766 break; 1767 case BINARY_PRINT_NUM_PAD: 1768 printed += fprintf(fp, " "); 1769 break; 1770 case BINARY_PRINT_SEP: 1771 printed += fprintf(fp, " "); 1772 break; 1773 case BINARY_PRINT_CHAR_DATA: 1774 if (printer_data->hit_nul && ch) 1775 printer_data->is_printable = false; 1776 1777 if (!isprint(ch)) { 1778 printed += fprintf(fp, "%c", '.'); 1779 1780 if (!printer_data->is_printable) 1781 break; 1782 1783 if (ch == '\0') 1784 printer_data->hit_nul = true; 1785 else 1786 printer_data->is_printable = false; 1787 } else { 1788 printed += fprintf(fp, "%c", ch); 1789 } 1790 break; 1791 case BINARY_PRINT_CHAR_PAD: 1792 printed += fprintf(fp, " "); 1793 break; 1794 case BINARY_PRINT_LINE_END: 1795 printed += fprintf(fp, "\n"); 1796 printer_data->line_no++; 1797 break; 1798 case BINARY_PRINT_DATA_END: 1799 default: 1800 break; 1801 } 1802 1803 return printed; 1804 } 1805 1806 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp) 1807 { 1808 unsigned int nr_bytes = sample->raw_size; 1809 struct printer_data printer_data = {0, false, true}; 1810 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8, 1811 sample__fprintf_bpf_output, &printer_data, fp); 1812 1813 if (printer_data.is_printable && printer_data.hit_nul) 1814 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data)); 1815 1816 return printed; 1817 } 1818 1819 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp) 1820 { 1821 if (len > 0 && len < spacing) 1822 return fprintf(fp, "%*s", spacing - len, ""); 1823 1824 return 0; 1825 } 1826 1827 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp) 1828 { 1829 return perf_sample__fprintf_spacing(len, 34, fp); 1830 } 1831 1832 /* If a value contains only printable ASCII characters padded with NULLs */ 1833 static bool ptw_is_prt(u64 val) 1834 { 1835 char c; 1836 u32 i; 1837 1838 for (i = 0; i < sizeof(val); i++) { 1839 c = ((char *)&val)[i]; 1840 if (!c) 1841 break; 1842 if (!isprint(c) || !isascii(c)) 1843 return false; 1844 } 1845 for (; i < sizeof(val); i++) { 1846 c = ((char *)&val)[i]; 1847 if (c) 1848 return false; 1849 } 1850 return true; 1851 } 1852 1853 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp) 1854 { 1855 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample); 1856 char str[sizeof(u64) + 1] = ""; 1857 int len; 1858 u64 val; 1859 1860 if (perf_sample__bad_synth_size(sample, *data)) 1861 return 0; 1862 1863 val = le64_to_cpu(data->payload); 1864 if (ptw_is_prt(val)) { 1865 memcpy(str, &val, sizeof(val)); 1866 str[sizeof(val)] = 0; 1867 } 1868 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " %s ", 1869 data->ip, val, str); 1870 return len + perf_sample__fprintf_pt_spacing(len, fp); 1871 } 1872 1873 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp) 1874 { 1875 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample); 1876 int len; 1877 1878 if (perf_sample__bad_synth_size(sample, *data)) 1879 return 0; 1880 1881 len = fprintf(fp, " hints: %#x extensions: %#x ", 1882 data->hints, data->extensions); 1883 return len + perf_sample__fprintf_pt_spacing(len, fp); 1884 } 1885 1886 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp) 1887 { 1888 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample); 1889 int len; 1890 1891 if (perf_sample__bad_synth_size(sample, *data)) 1892 return 0; 1893 1894 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ", 1895 data->hw, data->cstate, data->subcstate); 1896 return len + perf_sample__fprintf_pt_spacing(len, fp); 1897 } 1898 1899 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp) 1900 { 1901 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample); 1902 int len; 1903 1904 if (perf_sample__bad_synth_size(sample, *data)) 1905 return 0; 1906 1907 len = fprintf(fp, " IP: %u ", data->ip); 1908 return len + perf_sample__fprintf_pt_spacing(len, fp); 1909 } 1910 1911 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp) 1912 { 1913 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample); 1914 int len; 1915 1916 if (perf_sample__bad_synth_size(sample, *data)) 1917 return 0; 1918 1919 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ", 1920 data->deepest_cstate, data->last_cstate, 1921 data->wake_reason); 1922 return len + perf_sample__fprintf_pt_spacing(len, fp); 1923 } 1924 1925 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp) 1926 { 1927 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample); 1928 unsigned int percent, freq; 1929 int len; 1930 1931 if (perf_sample__bad_synth_size(sample, *data)) 1932 return 0; 1933 1934 freq = (le32_to_cpu(data->freq) + 500) / 1000; 1935 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq); 1936 if (data->max_nonturbo) { 1937 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10; 1938 len += fprintf(fp, "(%3u%%) ", percent); 1939 } 1940 return len + perf_sample__fprintf_pt_spacing(len, fp); 1941 } 1942 1943 static int perf_sample__fprintf_synth_psb(struct perf_sample *sample, FILE *fp) 1944 { 1945 struct perf_synth_intel_psb *data = perf_sample__synth_ptr(sample); 1946 int len; 1947 1948 if (perf_sample__bad_synth_size(sample, *data)) 1949 return 0; 1950 1951 len = fprintf(fp, " psb offs: %#" PRIx64, data->offset); 1952 return len + perf_sample__fprintf_pt_spacing(len, fp); 1953 } 1954 1955 /* Intel PT Event Trace */ 1956 static int perf_sample__fprintf_synth_evt(struct perf_sample *sample, FILE *fp) 1957 { 1958 struct perf_synth_intel_evt *data = perf_sample__synth_ptr(sample); 1959 const char *cfe[32] = {NULL, "INTR", "IRET", "SMI", "RSM", "SIPI", 1960 "INIT", "VMENTRY", "VMEXIT", "VMEXIT_INTR", 1961 "SHUTDOWN", NULL, "UINTR", "UIRET"}; 1962 const char *evd[64] = {"PFA", "VMXQ", "VMXR"}; 1963 const char *s; 1964 int len, i; 1965 1966 if (perf_sample__bad_synth_size(sample, *data)) 1967 return 0; 1968 1969 s = cfe[data->type]; 1970 if (s) { 1971 len = fprintf(fp, " cfe: %s IP: %d vector: %u", 1972 s, data->ip, data->vector); 1973 } else { 1974 len = fprintf(fp, " cfe: %u IP: %d vector: %u", 1975 data->type, data->ip, data->vector); 1976 } 1977 for (i = 0; i < data->evd_cnt; i++) { 1978 unsigned int et = data->evd[i].evd_type & 0x3f; 1979 1980 s = evd[et]; 1981 if (s) { 1982 len += fprintf(fp, " %s: %#" PRIx64, 1983 s, data->evd[i].payload); 1984 } else { 1985 len += fprintf(fp, " EVD_%u: %#" PRIx64, 1986 et, data->evd[i].payload); 1987 } 1988 } 1989 return len + perf_sample__fprintf_pt_spacing(len, fp); 1990 } 1991 1992 static int perf_sample__fprintf_synth_iflag_chg(struct perf_sample *sample, FILE *fp) 1993 { 1994 struct perf_synth_intel_iflag_chg *data = perf_sample__synth_ptr(sample); 1995 int len; 1996 1997 if (perf_sample__bad_synth_size(sample, *data)) 1998 return 0; 1999 2000 len = fprintf(fp, " IFLAG: %d->%d %s branch", !data->iflag, data->iflag, 2001 data->via_branch ? "via" : "non"); 2002 return len + perf_sample__fprintf_pt_spacing(len, fp); 2003 } 2004 2005 static int perf_sample__fprintf_synth_vpadtl(struct perf_sample *data, FILE *fp) 2006 { 2007 struct powerpc_vpadtl_entry *dtl = (struct powerpc_vpadtl_entry *)data->raw_data; 2008 int len; 2009 2010 len = fprintf(fp, "timebase: %" PRIu64 " dispatch_reason:%s, preempt_reason:%s,\n" 2011 "enqueue_to_dispatch_time:%d, ready_to_enqueue_time:%d," 2012 "waiting_to_ready_time:%d, processor_id: %d", 2013 get_unaligned_be64(&dtl->timebase), 2014 dispatch_reasons[dtl->dispatch_reason], 2015 preempt_reasons[dtl->preempt_reason], 2016 be32_to_cpu(dtl->enqueue_to_dispatch_time), 2017 be32_to_cpu(dtl->ready_to_enqueue_time), 2018 be32_to_cpu(dtl->waiting_to_ready_time), 2019 be16_to_cpu(dtl->processor_id)); 2020 2021 return len; 2022 } 2023 2024 static int perf_sample__fprintf_synth(struct perf_sample *sample, 2025 struct evsel *evsel, FILE *fp) 2026 { 2027 switch (evsel->core.attr.config) { 2028 case PERF_SYNTH_INTEL_PTWRITE: 2029 return perf_sample__fprintf_synth_ptwrite(sample, fp); 2030 case PERF_SYNTH_INTEL_MWAIT: 2031 return perf_sample__fprintf_synth_mwait(sample, fp); 2032 case PERF_SYNTH_INTEL_PWRE: 2033 return perf_sample__fprintf_synth_pwre(sample, fp); 2034 case PERF_SYNTH_INTEL_EXSTOP: 2035 return perf_sample__fprintf_synth_exstop(sample, fp); 2036 case PERF_SYNTH_INTEL_PWRX: 2037 return perf_sample__fprintf_synth_pwrx(sample, fp); 2038 case PERF_SYNTH_INTEL_CBR: 2039 return perf_sample__fprintf_synth_cbr(sample, fp); 2040 case PERF_SYNTH_INTEL_PSB: 2041 return perf_sample__fprintf_synth_psb(sample, fp); 2042 case PERF_SYNTH_INTEL_EVT: 2043 return perf_sample__fprintf_synth_evt(sample, fp); 2044 case PERF_SYNTH_INTEL_IFLAG_CHG: 2045 return perf_sample__fprintf_synth_iflag_chg(sample, fp); 2046 case PERF_SYNTH_POWERPC_VPA_DTL: 2047 return perf_sample__fprintf_synth_vpadtl(sample, fp); 2048 default: 2049 break; 2050 } 2051 2052 return 0; 2053 } 2054 2055 static int evlist__max_name_len(struct evlist *evlist) 2056 { 2057 struct evsel *evsel; 2058 int max = 0; 2059 2060 evlist__for_each_entry(evlist, evsel) { 2061 int len = strlen(evsel__name(evsel)); 2062 2063 max = MAX(len, max); 2064 } 2065 2066 return max; 2067 } 2068 2069 static int data_src__fprintf(u64 data_src, FILE *fp) 2070 { 2071 struct mem_info *mi = mem_info__new(); 2072 char decode[100]; 2073 char out[100]; 2074 static int maxlen; 2075 int len; 2076 2077 if (!mi) 2078 return -ENOMEM; 2079 2080 mem_info__data_src(mi)->val = data_src; 2081 perf_script__meminfo_scnprintf(decode, 100, mi); 2082 mem_info__put(mi); 2083 2084 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode); 2085 if (maxlen < len) 2086 maxlen = len; 2087 2088 return fprintf(fp, "%-*s", maxlen, out); 2089 } 2090 2091 struct metric_ctx { 2092 struct perf_sample *sample; 2093 struct thread *thread; 2094 struct evsel *evsel; 2095 FILE *fp; 2096 }; 2097 2098 static void script_print_metric(struct perf_stat_config *config __maybe_unused, 2099 void *ctx, enum metric_threshold_classify thresh, 2100 const char *fmt, const char *unit, double val) 2101 { 2102 struct metric_ctx *mctx = ctx; 2103 const char *color = metric_threshold_classify__color(thresh); 2104 2105 if (!fmt) 2106 return; 2107 perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel, 2108 PERF_RECORD_SAMPLE, mctx->fp); 2109 fputs("\tmetric: ", mctx->fp); 2110 if (color) 2111 color_fprintf(mctx->fp, color, fmt, val); 2112 else 2113 printf(fmt, val); 2114 fprintf(mctx->fp, " %s\n", unit); 2115 } 2116 2117 static void script_new_line(struct perf_stat_config *config __maybe_unused, 2118 void *ctx) 2119 { 2120 struct metric_ctx *mctx = ctx; 2121 2122 perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel, 2123 PERF_RECORD_SAMPLE, mctx->fp); 2124 fputs("\tmetric: ", mctx->fp); 2125 } 2126 2127 struct script_find_metrics_args { 2128 struct evlist *evlist; 2129 bool system_wide; 2130 }; 2131 2132 static struct evsel *map_metric_evsel_to_script_evsel(struct evlist *script_evlist, 2133 struct evsel *metric_evsel) 2134 { 2135 struct evsel *script_evsel; 2136 2137 evlist__for_each_entry(script_evlist, script_evsel) { 2138 /* Skip if perf_event_attr differ. */ 2139 if (metric_evsel->core.attr.type != script_evsel->core.attr.type) 2140 continue; 2141 if (metric_evsel->core.attr.config != script_evsel->core.attr.config) 2142 continue; 2143 /* Skip if the script event has a metric_id that doesn't match. */ 2144 if (script_evsel->metric_id && 2145 strcmp(evsel__metric_id(metric_evsel), evsel__metric_id(script_evsel))) { 2146 pr_debug("Skipping matching evsel due to differing metric ids '%s' vs '%s'\n", 2147 evsel__metric_id(metric_evsel), evsel__metric_id(script_evsel)); 2148 continue; 2149 } 2150 return script_evsel; 2151 } 2152 return NULL; 2153 } 2154 2155 static int script_find_metrics(const struct pmu_metric *pm, 2156 const struct pmu_metrics_table *table __maybe_unused, 2157 void *data) 2158 { 2159 struct script_find_metrics_args *args = data; 2160 struct evlist *script_evlist = args->evlist; 2161 struct evlist *metric_evlist = evlist__new(); 2162 struct evsel *metric_evsel; 2163 int ret = metricgroup__parse_groups(metric_evlist, 2164 /*pmu=*/"all", 2165 pm->metric_name, 2166 /*metric_no_group=*/false, 2167 /*metric_no_merge=*/false, 2168 /*metric_no_threshold=*/true, 2169 /*user_requested_cpu_list=*/NULL, 2170 args->system_wide, 2171 /*hardware_aware_grouping=*/false); 2172 2173 if (ret) { 2174 /* Metric parsing failed but continue the search. */ 2175 goto out; 2176 } 2177 2178 /* 2179 * Check the script_evlist has an entry for each metric_evlist entry. If 2180 * the script evsel was already set up avoid changing data that may 2181 * break it. 2182 */ 2183 evlist__for_each_entry(metric_evlist, metric_evsel) { 2184 struct evsel *script_evsel = 2185 map_metric_evsel_to_script_evsel(script_evlist, metric_evsel); 2186 struct evsel *new_metric_leader; 2187 2188 if (!script_evsel) { 2189 pr_debug("Skipping metric '%s' as evsel '%s' / '%s' is missing\n", 2190 pm->metric_name, evsel__name(metric_evsel), 2191 evsel__metric_id(metric_evsel)); 2192 goto out; 2193 } 2194 2195 if (script_evsel->metric_leader == NULL) 2196 continue; 2197 2198 if (metric_evsel->metric_leader == metric_evsel) { 2199 new_metric_leader = script_evsel; 2200 } else { 2201 new_metric_leader = 2202 map_metric_evsel_to_script_evsel(script_evlist, 2203 metric_evsel->metric_leader); 2204 } 2205 /* Mismatching evsel leaders. */ 2206 if (script_evsel->metric_leader != new_metric_leader) { 2207 pr_debug("Skipping metric '%s' due to mismatching evsel metric leaders '%s' vs '%s'\n", 2208 pm->metric_name, evsel__metric_id(metric_evsel), 2209 evsel__metric_id(script_evsel)); 2210 goto out; 2211 } 2212 } 2213 /* 2214 * Metric events match those in the script evlist, copy metric evsel 2215 * data into the script evlist. 2216 */ 2217 evlist__for_each_entry(metric_evlist, metric_evsel) { 2218 struct evsel *script_evsel = 2219 map_metric_evsel_to_script_evsel(script_evlist, metric_evsel); 2220 struct metric_event *metric_me = metricgroup__lookup(&metric_evlist->metric_events, 2221 metric_evsel, 2222 /*create=*/false); 2223 2224 if (script_evsel->metric_id == NULL) { 2225 script_evsel->metric_id = metric_evsel->metric_id; 2226 metric_evsel->metric_id = NULL; 2227 } 2228 2229 if (script_evsel->metric_leader == NULL) { 2230 if (metric_evsel->metric_leader == metric_evsel) { 2231 script_evsel->metric_leader = script_evsel; 2232 } else { 2233 script_evsel->metric_leader = 2234 map_metric_evsel_to_script_evsel(script_evlist, 2235 metric_evsel->metric_leader); 2236 } 2237 } 2238 2239 if (metric_me) { 2240 struct metric_expr *expr; 2241 struct metric_event *script_me = 2242 metricgroup__lookup(&script_evlist->metric_events, 2243 script_evsel, 2244 /*create=*/true); 2245 2246 if (!script_me) { 2247 /* 2248 * As the metric_expr is created, the only 2249 * failure is a lack of memory. 2250 */ 2251 goto out; 2252 } 2253 list_splice_init(&metric_me->head, &script_me->head); 2254 list_for_each_entry(expr, &script_me->head, nd) { 2255 for (int i = 0; expr->metric_events[i]; i++) { 2256 expr->metric_events[i] = 2257 map_metric_evsel_to_script_evsel(script_evlist, 2258 expr->metric_events[i]); 2259 } 2260 } 2261 } 2262 } 2263 pr_debug("Found metric '%s' whose evsels match those of in the perf data\n", 2264 pm->metric_name); 2265 evlist__delete(metric_evlist); 2266 out: 2267 return 0; 2268 } 2269 2270 static struct aggr_cpu_id script_aggr_cpu_id_get(struct perf_stat_config *config __maybe_unused, 2271 struct perf_cpu cpu) 2272 { 2273 return aggr_cpu_id__global(cpu, /*data=*/NULL); 2274 } 2275 2276 static void perf_sample__fprint_metric(struct thread *thread, 2277 struct evsel *evsel, 2278 struct perf_sample *sample, 2279 FILE *fp) 2280 { 2281 static bool init_metrics; 2282 struct perf_stat_output_ctx ctx = { 2283 .print_metric = script_print_metric, 2284 .new_line = script_new_line, 2285 .ctx = &(struct metric_ctx) { 2286 .sample = sample, 2287 .thread = thread, 2288 .evsel = evsel, 2289 .fp = fp, 2290 }, 2291 .force_header = false, 2292 }; 2293 struct perf_counts_values *count, *old_count; 2294 int cpu_map_idx, thread_map_idx, aggr_idx; 2295 struct evsel *pos; 2296 2297 if (!init_metrics) { 2298 /* One time initialization of stat_config and metric data. */ 2299 struct script_find_metrics_args args = { 2300 .evlist = evsel->evlist, 2301 .system_wide = perf_thread_map__pid(evsel->core.threads, /*idx=*/0) == -1, 2302 2303 }; 2304 if (!stat_config.output) 2305 stat_config.output = stdout; 2306 2307 if (!stat_config.aggr_map) { 2308 /* TODO: currently only global aggregation is supported. */ 2309 assert(stat_config.aggr_mode == AGGR_GLOBAL); 2310 stat_config.aggr_get_id = script_aggr_cpu_id_get; 2311 stat_config.aggr_map = 2312 cpu_aggr_map__new(evsel->evlist->core.user_requested_cpus, 2313 aggr_cpu_id__global, /*data=*/NULL, 2314 /*needs_sort=*/false); 2315 } 2316 2317 metricgroup__for_each_metric(pmu_metrics_table__find(), script_find_metrics, &args); 2318 init_metrics = true; 2319 } 2320 2321 if (!evsel->stats) { 2322 if (evlist__alloc_stats(&stat_config, evsel->evlist, /*alloc_raw=*/true) < 0) 2323 return; 2324 } 2325 if (!evsel->stats->aggr) { 2326 if (evlist__alloc_aggr_stats(evsel->evlist, stat_config.aggr_map->nr) < 0) 2327 return; 2328 } 2329 2330 /* Update the evsel's count using the sample's data. */ 2331 cpu_map_idx = perf_cpu_map__idx(evsel->core.cpus, (struct perf_cpu){sample->cpu}); 2332 if (cpu_map_idx < 0) { 2333 /* Missing CPU, check for any CPU. */ 2334 if (perf_cpu_map__cpu(evsel->core.cpus, /*idx=*/0).cpu == -1 || 2335 sample->cpu == (u32)-1) { 2336 /* Place the counts in the which ever CPU is first in the map. */ 2337 cpu_map_idx = 0; 2338 } else { 2339 pr_info("Missing CPU map entry for CPU %d\n", sample->cpu); 2340 return; 2341 } 2342 } 2343 thread_map_idx = perf_thread_map__idx(evsel->core.threads, sample->tid); 2344 if (thread_map_idx < 0) { 2345 /* Missing thread, check for any thread. */ 2346 if (perf_thread_map__pid(evsel->core.threads, /*idx=*/0) == -1 || 2347 sample->tid == (u32)-1) { 2348 /* Place the counts in the which ever thread is first in the map. */ 2349 thread_map_idx = 0; 2350 } else { 2351 pr_info("Missing thread map entry for thread %d\n", sample->tid); 2352 return; 2353 } 2354 } 2355 count = perf_counts(evsel->counts, cpu_map_idx, thread_map_idx); 2356 old_count = perf_counts(evsel->prev_raw_counts, cpu_map_idx, thread_map_idx); 2357 count->val = old_count->val + sample->period; 2358 count->run = old_count->run + 1; 2359 count->ena = old_count->ena + 1; 2360 2361 /* Update the aggregated stats. */ 2362 perf_stat_process_counter(&stat_config, evsel); 2363 2364 /* Display all metrics. */ 2365 evlist__for_each_entry(evsel->evlist, pos) { 2366 cpu_aggr_map__for_each_idx(aggr_idx, stat_config.aggr_map) { 2367 perf_stat__print_shadow_stats(&stat_config, pos, 2368 aggr_idx, 2369 &ctx); 2370 } 2371 } 2372 } 2373 2374 static bool show_event(struct perf_sample *sample, 2375 struct evsel *evsel, 2376 struct thread *thread, 2377 struct addr_location *al, 2378 struct addr_location *addr_al) 2379 { 2380 int depth = thread_stack__depth(thread, sample->cpu); 2381 2382 if (!symbol_conf.graph_function) 2383 return true; 2384 2385 if (thread__filter(thread)) { 2386 if (depth <= thread__filter_entry_depth(thread)) { 2387 thread__set_filter(thread, false); 2388 return false; 2389 } 2390 return true; 2391 } else { 2392 const char *s = symbol_conf.graph_function; 2393 u64 ip; 2394 const char *name = resolve_branch_sym(sample, evsel, thread, al, addr_al, 2395 &ip); 2396 unsigned nlen; 2397 2398 if (!name) 2399 return false; 2400 nlen = strlen(name); 2401 while (*s) { 2402 unsigned len = strcspn(s, ","); 2403 if (nlen == len && !strncmp(name, s, len)) { 2404 thread__set_filter(thread, true); 2405 thread__set_filter_entry_depth(thread, depth); 2406 return true; 2407 } 2408 s += len; 2409 if (*s == ',') 2410 s++; 2411 } 2412 return false; 2413 } 2414 } 2415 2416 static void process_event(struct perf_script *script, 2417 struct perf_sample *sample, struct evsel *evsel, 2418 struct addr_location *al, 2419 struct addr_location *addr_al, 2420 struct machine *machine) 2421 { 2422 struct thread *thread = al->thread; 2423 struct perf_event_attr *attr = &evsel->core.attr; 2424 unsigned int type = evsel__output_type(evsel); 2425 struct evsel_script *es = evsel->priv; 2426 FILE *fp = es->fp; 2427 char str[PAGE_SIZE_NAME_LEN]; 2428 uint32_t e_flags; 2429 2430 if (output[type].fields == 0) 2431 return; 2432 2433 ++es->samples; 2434 2435 perf_sample__fprintf_start(script, sample, thread, evsel, 2436 PERF_RECORD_SAMPLE, fp); 2437 2438 if (PRINT_FIELD(PERIOD)) 2439 fprintf(fp, "%10" PRIu64 " ", sample->period); 2440 2441 if (PRINT_FIELD(EVNAME)) { 2442 const char *evname = evsel__name(evsel); 2443 2444 if (!script->name_width) 2445 script->name_width = evlist__max_name_len(script->session->evlist); 2446 2447 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]"); 2448 } 2449 2450 if (print_flags) 2451 perf_sample__fprintf_flags(sample->flags, fp); 2452 2453 if (is_bts_event(attr)) { 2454 perf_sample__fprintf_bts(sample, evsel, thread, al, addr_al, machine, fp); 2455 return; 2456 } 2457 #ifdef HAVE_LIBTRACEEVENT 2458 if (PRINT_FIELD(TRACE) && sample->raw_data) { 2459 const struct tep_event *tp_format = evsel__tp_format(evsel); 2460 2461 if (tp_format) { 2462 event_format__fprintf(tp_format, sample->cpu, 2463 sample->raw_data, sample->raw_size, 2464 fp); 2465 } 2466 } 2467 #endif 2468 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH)) 2469 perf_sample__fprintf_synth(sample, evsel, fp); 2470 2471 if (PRINT_FIELD(ADDR)) 2472 perf_sample__fprintf_addr(sample, thread, evsel, fp); 2473 2474 if (PRINT_FIELD(DATA_SRC)) 2475 data_src__fprintf(sample->data_src, fp); 2476 2477 if (PRINT_FIELD(WEIGHT)) 2478 fprintf(fp, "%16" PRIu64, sample->weight); 2479 2480 if (PRINT_FIELD(INS_LAT)) 2481 fprintf(fp, "%16" PRIu16, sample->ins_lat); 2482 2483 if (PRINT_FIELD(RETIRE_LAT)) 2484 fprintf(fp, "%16" PRIu16, sample->weight3); 2485 2486 if (PRINT_FIELD(CGROUP)) { 2487 const char *cgrp_name; 2488 struct cgroup *cgrp = cgroup__find(machine->env, 2489 sample->cgroup); 2490 if (cgrp != NULL) 2491 cgrp_name = cgrp->name; 2492 else 2493 cgrp_name = "unknown"; 2494 fprintf(fp, " %s", cgrp_name); 2495 } 2496 2497 if (PRINT_FIELD(IP)) { 2498 struct callchain_cursor *cursor = NULL; 2499 2500 if (script->stitch_lbr) 2501 thread__set_lbr_stitch_enable(al->thread, true); 2502 2503 if (symbol_conf.use_callchain && sample->callchain) { 2504 cursor = get_tls_callchain_cursor(); 2505 if (thread__resolve_callchain(al->thread, cursor, evsel, 2506 sample, NULL, NULL, 2507 scripting_max_stack)) 2508 cursor = NULL; 2509 } 2510 fputc(cursor ? '\n' : ' ', fp); 2511 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor, 2512 symbol_conf.bt_stop_list, fp); 2513 } 2514 2515 if (PRINT_FIELD(IREGS)) { 2516 perf_sample__fprintf_iregs(sample, attr, 2517 thread__e_machine(thread, machine, &e_flags), 2518 e_flags, 2519 fp); 2520 } 2521 2522 if (PRINT_FIELD(UREGS)) { 2523 perf_sample__fprintf_uregs(sample, attr, 2524 thread__e_machine(thread, machine, &e_flags), 2525 e_flags, 2526 fp); 2527 } 2528 2529 if (PRINT_FIELD(BRSTACK)) 2530 perf_sample__fprintf_brstack(sample, thread, evsel, fp); 2531 else if (PRINT_FIELD(BRSTACKSYM)) 2532 perf_sample__fprintf_brstacksym(sample, thread, evsel, fp); 2533 else if (PRINT_FIELD(BRSTACKOFF)) 2534 perf_sample__fprintf_brstackoff(sample, thread, evsel, fp); 2535 2536 if (evsel__is_bpf_output(evsel) && !evsel__is_offcpu_event(evsel) && PRINT_FIELD(BPF_OUTPUT)) 2537 perf_sample__fprintf_bpf_output(sample, fp); 2538 perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al); 2539 2540 if (PRINT_FIELD(PHYS_ADDR)) 2541 fprintf(fp, "%16" PRIx64, sample->phys_addr); 2542 2543 if (PRINT_FIELD(DATA_PAGE_SIZE)) 2544 fprintf(fp, " %s", get_page_size_name(sample->data_page_size, str)); 2545 2546 if (PRINT_FIELD(CODE_PAGE_SIZE)) 2547 fprintf(fp, " %s", get_page_size_name(sample->code_page_size, str)); 2548 2549 perf_sample__fprintf_ipc(sample, evsel, fp); 2550 2551 fprintf(fp, "\n"); 2552 2553 if (PRINT_FIELD(SRCCODE)) { 2554 if (map__fprintf_srccode(al->map, al->addr, stdout, 2555 thread__srccode_state(thread))) 2556 printf("\n"); 2557 } 2558 2559 if (PRINT_FIELD(METRIC)) 2560 perf_sample__fprint_metric(thread, evsel, sample, fp); 2561 2562 if (verbose > 0) 2563 fflush(fp); 2564 } 2565 2566 static struct scripting_ops *scripting_ops; 2567 2568 static void __process_stat(struct evsel *counter, u64 tstamp) 2569 { 2570 int nthreads = perf_thread_map__nr(counter->core.threads); 2571 int idx, thread; 2572 struct perf_cpu cpu; 2573 static int header_printed; 2574 2575 if (!header_printed) { 2576 printf("%3s %8s %15s %15s %15s %15s %s\n", 2577 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT"); 2578 header_printed = 1; 2579 } 2580 2581 for (thread = 0; thread < nthreads; thread++) { 2582 perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) { 2583 struct perf_counts_values *counts; 2584 2585 counts = perf_counts(counter->counts, idx, thread); 2586 2587 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n", 2588 cpu.cpu, 2589 perf_thread_map__pid(counter->core.threads, thread), 2590 counts->val, 2591 counts->ena, 2592 counts->run, 2593 tstamp, 2594 evsel__name(counter)); 2595 } 2596 } 2597 } 2598 2599 static void process_stat(struct evsel *counter, u64 tstamp) 2600 { 2601 if (scripting_ops && scripting_ops->process_stat) 2602 scripting_ops->process_stat(&stat_config, counter, tstamp); 2603 else 2604 __process_stat(counter, tstamp); 2605 } 2606 2607 static void process_stat_interval(u64 tstamp) 2608 { 2609 if (scripting_ops && scripting_ops->process_stat_interval) 2610 scripting_ops->process_stat_interval(tstamp); 2611 } 2612 2613 static void setup_scripting(void) 2614 { 2615 #ifdef HAVE_LIBTRACEEVENT 2616 setup_perl_scripting(); 2617 #endif 2618 setup_python_scripting(); 2619 } 2620 2621 static int flush_scripting(void) 2622 { 2623 return scripting_ops ? scripting_ops->flush_script() : 0; 2624 } 2625 2626 static int cleanup_scripting(void) 2627 { 2628 pr_debug("\nperf script stopped\n"); 2629 2630 return scripting_ops ? scripting_ops->stop_script() : 0; 2631 } 2632 2633 static bool filter_cpu(struct perf_sample *sample) 2634 { 2635 if (cpu_list && sample->cpu != (u32)-1) 2636 return !test_bit(sample->cpu, cpu_bitmap); 2637 return false; 2638 } 2639 2640 static int process_sample_event(const struct perf_tool *tool, 2641 union perf_event *event, 2642 struct perf_sample *sample, 2643 struct evsel *evsel, 2644 struct machine *machine) 2645 { 2646 struct perf_script *scr = container_of(tool, struct perf_script, tool); 2647 struct addr_location al; 2648 struct addr_location addr_al; 2649 int ret = 0; 2650 2651 /* Set thread to NULL to indicate addr_al and al are not initialized */ 2652 addr_location__init(&al); 2653 addr_location__init(&addr_al); 2654 2655 ret = dlfilter__filter_event_early(dlfilter, event, sample, evsel, machine, &al, &addr_al); 2656 if (ret) { 2657 if (ret > 0) 2658 ret = 0; 2659 goto out_put; 2660 } 2661 2662 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num, 2663 sample->time)) { 2664 goto out_put; 2665 } 2666 2667 if (debug_mode) { 2668 if (sample->time < last_timestamp) { 2669 pr_err("Samples misordered, previous: %" PRIu64 2670 " this: %" PRIu64 "\n", last_timestamp, 2671 sample->time); 2672 nr_unordered++; 2673 } 2674 last_timestamp = sample->time; 2675 goto out_put; 2676 } 2677 2678 if (filter_cpu(sample)) 2679 goto out_put; 2680 2681 if (!al.thread && machine__resolve(machine, &al, sample) < 0) { 2682 pr_err("problem processing %d event, skipping it.\n", 2683 event->header.type); 2684 ret = -1; 2685 goto out_put; 2686 } 2687 2688 if (al.filtered) 2689 goto out_put; 2690 2691 if (!show_event(sample, evsel, al.thread, &al, &addr_al)) 2692 goto out_put; 2693 2694 if (evswitch__discard(&scr->evswitch, evsel)) 2695 goto out_put; 2696 2697 ret = dlfilter__filter_event(dlfilter, event, sample, evsel, machine, &al, &addr_al); 2698 if (ret) { 2699 if (ret > 0) 2700 ret = 0; 2701 goto out_put; 2702 } 2703 2704 if (scripting_ops) { 2705 struct addr_location *addr_al_ptr = NULL; 2706 2707 if ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) && 2708 sample_addr_correlates_sym(&evsel->core.attr)) { 2709 if (!addr_al.thread) 2710 thread__resolve(al.thread, &addr_al, sample); 2711 addr_al_ptr = &addr_al; 2712 } 2713 scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr); 2714 } else { 2715 process_event(scr, sample, evsel, &al, &addr_al, machine); 2716 } 2717 2718 out_put: 2719 addr_location__exit(&addr_al); 2720 addr_location__exit(&al); 2721 return ret; 2722 } 2723 2724 static int process_deferred_sample_event(const struct perf_tool *tool, 2725 union perf_event *event, 2726 struct perf_sample *sample, 2727 struct evsel *evsel, 2728 struct machine *machine) 2729 { 2730 struct perf_script *scr = container_of(tool, struct perf_script, tool); 2731 struct perf_event_attr *attr = &evsel->core.attr; 2732 struct evsel_script *es = evsel->priv; 2733 unsigned int type = output_type(attr->type); 2734 struct addr_location al; 2735 FILE *fp = es->fp; 2736 int ret = 0; 2737 2738 if (output[type].fields == 0) 2739 return 0; 2740 2741 /* Set thread to NULL to indicate addr_al and al are not initialized */ 2742 addr_location__init(&al); 2743 2744 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num, 2745 sample->time)) { 2746 goto out_put; 2747 } 2748 2749 if (debug_mode) { 2750 if (sample->time < last_timestamp) { 2751 pr_err("Samples misordered, previous: %" PRIu64 2752 " this: %" PRIu64 "\n", last_timestamp, 2753 sample->time); 2754 nr_unordered++; 2755 } 2756 last_timestamp = sample->time; 2757 goto out_put; 2758 } 2759 2760 if (filter_cpu(sample)) 2761 goto out_put; 2762 2763 if (machine__resolve(machine, &al, sample) < 0) { 2764 pr_err("problem processing %d event, skipping it.\n", 2765 event->header.type); 2766 ret = -1; 2767 goto out_put; 2768 } 2769 2770 if (al.filtered) 2771 goto out_put; 2772 2773 if (!show_event(sample, evsel, al.thread, &al, NULL)) 2774 goto out_put; 2775 2776 if (evswitch__discard(&scr->evswitch, evsel)) 2777 goto out_put; 2778 2779 perf_sample__fprintf_start(scr, sample, al.thread, evsel, 2780 PERF_RECORD_CALLCHAIN_DEFERRED, fp); 2781 fprintf(fp, "DEFERRED CALLCHAIN [cookie: %llx]", 2782 (unsigned long long)event->callchain_deferred.cookie); 2783 2784 if (PRINT_FIELD(IP)) { 2785 struct callchain_cursor *cursor = NULL; 2786 2787 if (symbol_conf.use_callchain && sample->callchain) { 2788 cursor = get_tls_callchain_cursor(); 2789 if (thread__resolve_callchain(al.thread, cursor, evsel, 2790 sample, NULL, NULL, 2791 scripting_max_stack)) { 2792 pr_info("cannot resolve deferred callchains\n"); 2793 cursor = NULL; 2794 } 2795 } 2796 2797 fputc(cursor ? '\n' : ' ', fp); 2798 sample__fprintf_sym(sample, &al, 0, output[type].print_ip_opts, 2799 cursor, symbol_conf.bt_stop_list, fp); 2800 } 2801 2802 fprintf(fp, "\n"); 2803 2804 if (verbose > 0) 2805 fflush(fp); 2806 2807 out_put: 2808 addr_location__exit(&al); 2809 return ret; 2810 } 2811 2812 // Used when scr->per_event_dump is not set 2813 static struct evsel_script es_stdout; 2814 2815 static int process_attr(const struct perf_tool *tool, union perf_event *event, 2816 struct evlist **pevlist) 2817 { 2818 struct perf_script *scr = container_of(tool, struct perf_script, tool); 2819 struct evlist *evlist; 2820 struct evsel *evsel, *pos; 2821 u64 sample_type; 2822 int err; 2823 2824 err = perf_event__process_attr(tool, event, pevlist); 2825 if (err) 2826 return err; 2827 2828 evlist = *pevlist; 2829 evsel = evlist__last(*pevlist); 2830 2831 if (!evsel->priv) { 2832 if (scr->per_event_dump) { 2833 evsel->priv = evsel_script__new(evsel, scr->session->data); 2834 if (!evsel->priv) 2835 return -ENOMEM; 2836 } else { // Replicate what is done in perf_script__setup_per_event_dump() 2837 es_stdout.fp = stdout; 2838 evsel->priv = &es_stdout; 2839 } 2840 } 2841 2842 if (evsel->core.attr.type >= PERF_TYPE_MAX && 2843 evsel->core.attr.type != PERF_TYPE_SYNTH) 2844 return 0; 2845 2846 evlist__for_each_entry(evlist, pos) { 2847 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel) 2848 return 0; 2849 } 2850 2851 if (evsel->core.attr.sample_type) { 2852 err = evsel__check_attr(evsel, scr->session); 2853 if (err) 2854 return err; 2855 } 2856 2857 /* 2858 * Check if we need to enable callchains based 2859 * on events sample_type. 2860 */ 2861 sample_type = evlist__combined_sample_type(evlist); 2862 callchain_param_setup(sample_type, perf_session__e_machine(evsel__session(evsel))); 2863 2864 /* Enable fields for callchain entries */ 2865 if (symbol_conf.use_callchain && 2866 (sample_type & PERF_SAMPLE_CALLCHAIN || 2867 sample_type & PERF_SAMPLE_BRANCH_STACK || 2868 (sample_type & PERF_SAMPLE_REGS_USER && 2869 sample_type & PERF_SAMPLE_STACK_USER))) { 2870 int type = evsel__output_type(evsel); 2871 2872 if (!(output[type].user_unset_fields & PERF_OUTPUT_IP)) 2873 output[type].fields |= PERF_OUTPUT_IP; 2874 if (!(output[type].user_unset_fields & PERF_OUTPUT_SYM)) 2875 output[type].fields |= PERF_OUTPUT_SYM; 2876 } 2877 evsel__set_print_ip_opts(evsel); 2878 return 0; 2879 } 2880 2881 static int print_event_with_time(const struct perf_tool *tool, 2882 union perf_event *event, 2883 struct perf_sample *sample, 2884 struct machine *machine, 2885 pid_t pid, pid_t tid, u64 timestamp) 2886 { 2887 struct perf_script *script = container_of(tool, struct perf_script, tool); 2888 struct perf_session *session = script->session; 2889 struct evsel *evsel = evlist__id2evsel(session->evlist, sample->id); 2890 struct thread *thread = NULL; 2891 2892 if (evsel && !evsel->core.attr.sample_id_all) { 2893 sample->cpu = 0; 2894 sample->time = timestamp; 2895 sample->pid = pid; 2896 sample->tid = tid; 2897 } 2898 2899 if (filter_cpu(sample)) 2900 return 0; 2901 2902 if (tid != -1) 2903 thread = machine__findnew_thread(machine, pid, tid); 2904 2905 if (evsel) { 2906 perf_sample__fprintf_start(script, sample, thread, evsel, 2907 event->header.type, stdout); 2908 } 2909 2910 perf_event__fprintf(event, machine, stdout); 2911 2912 thread__put(thread); 2913 2914 return 0; 2915 } 2916 2917 static int print_event(const struct perf_tool *tool, union perf_event *event, 2918 struct perf_sample *sample, struct machine *machine, 2919 pid_t pid, pid_t tid) 2920 { 2921 return print_event_with_time(tool, event, sample, machine, pid, tid, 0); 2922 } 2923 2924 static int process_comm_event(const struct perf_tool *tool, 2925 union perf_event *event, 2926 struct perf_sample *sample, 2927 struct machine *machine) 2928 { 2929 if (perf_event__process_comm(tool, event, sample, machine) < 0) 2930 return -1; 2931 2932 return print_event(tool, event, sample, machine, event->comm.pid, 2933 event->comm.tid); 2934 } 2935 2936 static int process_namespaces_event(const struct perf_tool *tool, 2937 union perf_event *event, 2938 struct perf_sample *sample, 2939 struct machine *machine) 2940 { 2941 if (perf_event__process_namespaces(tool, event, sample, machine) < 0) 2942 return -1; 2943 2944 return print_event(tool, event, sample, machine, event->namespaces.pid, 2945 event->namespaces.tid); 2946 } 2947 2948 static int process_cgroup_event(const struct perf_tool *tool, 2949 union perf_event *event, 2950 struct perf_sample *sample, 2951 struct machine *machine) 2952 { 2953 if (perf_event__process_cgroup(tool, event, sample, machine) < 0) 2954 return -1; 2955 2956 return print_event(tool, event, sample, machine, sample->pid, 2957 sample->tid); 2958 } 2959 2960 static int process_fork_event(const struct perf_tool *tool, 2961 union perf_event *event, 2962 struct perf_sample *sample, 2963 struct machine *machine) 2964 { 2965 if (perf_event__process_fork(tool, event, sample, machine) < 0) 2966 return -1; 2967 2968 return print_event_with_time(tool, event, sample, machine, 2969 event->fork.pid, event->fork.tid, 2970 event->fork.time); 2971 } 2972 static int process_exit_event(const struct perf_tool *tool, 2973 union perf_event *event, 2974 struct perf_sample *sample, 2975 struct machine *machine) 2976 { 2977 /* Print before 'exit' deletes anything */ 2978 if (print_event_with_time(tool, event, sample, machine, event->fork.pid, 2979 event->fork.tid, event->fork.time)) 2980 return -1; 2981 2982 return perf_event__process_exit(tool, event, sample, machine); 2983 } 2984 2985 static int process_mmap_event(const struct perf_tool *tool, 2986 union perf_event *event, 2987 struct perf_sample *sample, 2988 struct machine *machine) 2989 { 2990 if (perf_event__process_mmap(tool, event, sample, machine) < 0) 2991 return -1; 2992 2993 return print_event(tool, event, sample, machine, event->mmap.pid, 2994 event->mmap.tid); 2995 } 2996 2997 static int process_mmap2_event(const struct perf_tool *tool, 2998 union perf_event *event, 2999 struct perf_sample *sample, 3000 struct machine *machine) 3001 { 3002 if (perf_event__process_mmap2(tool, event, sample, machine) < 0) 3003 return -1; 3004 3005 return print_event(tool, event, sample, machine, event->mmap2.pid, 3006 event->mmap2.tid); 3007 } 3008 3009 static int process_switch_event(const struct perf_tool *tool, 3010 union perf_event *event, 3011 struct perf_sample *sample, 3012 struct machine *machine) 3013 { 3014 struct perf_script *script = container_of(tool, struct perf_script, tool); 3015 3016 if (perf_event__process_switch(tool, event, sample, machine) < 0) 3017 return -1; 3018 3019 if (scripting_ops && scripting_ops->process_switch && !filter_cpu(sample)) 3020 scripting_ops->process_switch(event, sample, machine); 3021 3022 if (!script->show_switch_events) 3023 return 0; 3024 3025 return print_event(tool, event, sample, machine, sample->pid, 3026 sample->tid); 3027 } 3028 3029 static int process_auxtrace_error(const struct perf_tool *tool, 3030 struct perf_session *session, 3031 union perf_event *event) 3032 { 3033 if (scripting_ops && scripting_ops->process_auxtrace_error) { 3034 scripting_ops->process_auxtrace_error(session, event); 3035 return 0; 3036 } 3037 3038 return perf_event__process_auxtrace_error(tool, session, event); 3039 } 3040 3041 static int 3042 process_lost_event(const struct perf_tool *tool, 3043 union perf_event *event, 3044 struct perf_sample *sample, 3045 struct machine *machine) 3046 { 3047 return print_event(tool, event, sample, machine, sample->pid, 3048 sample->tid); 3049 } 3050 3051 static int 3052 process_throttle_event(const struct perf_tool *tool __maybe_unused, 3053 union perf_event *event, 3054 struct perf_sample *sample, 3055 struct machine *machine) 3056 { 3057 if (scripting_ops && scripting_ops->process_throttle) 3058 scripting_ops->process_throttle(event, sample, machine); 3059 return 0; 3060 } 3061 3062 static int 3063 process_finished_round_event(const struct perf_tool *tool __maybe_unused, 3064 union perf_event *event, 3065 struct ordered_events *oe __maybe_unused) 3066 3067 { 3068 perf_event__fprintf(event, NULL, stdout); 3069 return 0; 3070 } 3071 3072 static int 3073 process_bpf_events(const struct perf_tool *tool __maybe_unused, 3074 union perf_event *event, 3075 struct perf_sample *sample, 3076 struct machine *machine) 3077 { 3078 if (machine__process_ksymbol(machine, event, sample) < 0) 3079 return -1; 3080 3081 return print_event(tool, event, sample, machine, sample->pid, 3082 sample->tid); 3083 } 3084 3085 static int 3086 process_bpf_metadata_event(const struct perf_tool *tool __maybe_unused, 3087 struct perf_session *session __maybe_unused, 3088 union perf_event *event) 3089 { 3090 perf_event__fprintf(event, NULL, stdout); 3091 return 0; 3092 } 3093 3094 static int process_text_poke_events(const struct perf_tool *tool, 3095 union perf_event *event, 3096 struct perf_sample *sample, 3097 struct machine *machine) 3098 { 3099 if (perf_event__process_text_poke(tool, event, sample, machine) < 0) 3100 return -1; 3101 3102 return print_event(tool, event, sample, machine, sample->pid, 3103 sample->tid); 3104 } 3105 3106 static void sig_handler(int sig __maybe_unused) 3107 { 3108 session_done = 1; 3109 } 3110 3111 static void perf_script__fclose_per_event_dump(struct perf_script *script) 3112 { 3113 struct evlist *evlist = script->session->evlist; 3114 struct evsel *evsel; 3115 3116 evlist__for_each_entry(evlist, evsel) { 3117 if (!evsel->priv) 3118 break; 3119 evsel_script__delete(evsel->priv); 3120 evsel->priv = NULL; 3121 } 3122 } 3123 3124 static int perf_script__fopen_per_event_dump(struct perf_script *script) 3125 { 3126 struct evsel *evsel; 3127 3128 evlist__for_each_entry(script->session->evlist, evsel) { 3129 /* 3130 * Already setup? I.e. we may be called twice in cases like 3131 * Intel PT, one for the intel_pt// and dummy events, then 3132 * for the evsels synthesized from the auxtrace info. 3133 * 3134 * Ses perf_script__process_auxtrace_info. 3135 */ 3136 if (evsel->priv != NULL) 3137 continue; 3138 3139 evsel->priv = evsel_script__new(evsel, script->session->data); 3140 if (evsel->priv == NULL) 3141 goto out_err_fclose; 3142 } 3143 3144 return 0; 3145 3146 out_err_fclose: 3147 perf_script__fclose_per_event_dump(script); 3148 return -1; 3149 } 3150 3151 static int perf_script__setup_per_event_dump(struct perf_script *script) 3152 { 3153 struct evsel *evsel; 3154 3155 if (script->per_event_dump) 3156 return perf_script__fopen_per_event_dump(script); 3157 3158 es_stdout.fp = stdout; 3159 3160 evlist__for_each_entry(script->session->evlist, evsel) 3161 evsel->priv = &es_stdout; 3162 3163 return 0; 3164 } 3165 3166 static void perf_script__exit_per_event_dump_stats(struct perf_script *script) 3167 { 3168 struct evsel *evsel; 3169 3170 evlist__for_each_entry(script->session->evlist, evsel) { 3171 struct evsel_script *es = evsel->priv; 3172 3173 evsel_script__fprintf(es, stdout); 3174 evsel_script__delete(es); 3175 evsel->priv = NULL; 3176 } 3177 } 3178 3179 static void perf_script__exit(struct perf_script *script) 3180 { 3181 perf_thread_map__put(script->threads); 3182 perf_cpu_map__put(script->cpus); 3183 } 3184 3185 static int __cmd_script(struct perf_script *script) 3186 { 3187 int ret; 3188 3189 signal(SIGINT, sig_handler); 3190 3191 /* override event processing functions */ 3192 if (script->show_task_events) { 3193 script->tool.comm = process_comm_event; 3194 script->tool.fork = process_fork_event; 3195 script->tool.exit = process_exit_event; 3196 } 3197 if (script->show_mmap_events) { 3198 script->tool.mmap = process_mmap_event; 3199 script->tool.mmap2 = process_mmap2_event; 3200 } 3201 if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch)) 3202 script->tool.context_switch = process_switch_event; 3203 if (scripting_ops && scripting_ops->process_auxtrace_error) 3204 script->tool.auxtrace_error = process_auxtrace_error; 3205 if (script->show_namespace_events) 3206 script->tool.namespaces = process_namespaces_event; 3207 if (script->show_cgroup_events) 3208 script->tool.cgroup = process_cgroup_event; 3209 if (script->show_lost_events) 3210 script->tool.lost = process_lost_event; 3211 if (script->show_round_events) { 3212 script->tool.ordered_events = false; 3213 script->tool.finished_round = process_finished_round_event; 3214 } 3215 if (script->show_bpf_events) { 3216 script->tool.ksymbol = process_bpf_events; 3217 script->tool.bpf = process_bpf_events; 3218 script->tool.bpf_metadata = process_bpf_metadata_event; 3219 } 3220 if (script->show_text_poke_events) { 3221 script->tool.ksymbol = process_bpf_events; 3222 script->tool.text_poke = process_text_poke_events; 3223 } 3224 3225 if (perf_script__setup_per_event_dump(script)) { 3226 pr_err("Couldn't create the per event dump files\n"); 3227 return -1; 3228 } 3229 3230 ret = perf_session__process_events(script->session); 3231 3232 if (script->per_event_dump) 3233 perf_script__exit_per_event_dump_stats(script); 3234 3235 if (debug_mode) 3236 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); 3237 3238 return ret; 3239 } 3240 3241 static int list_available_languages_cb(struct scripting_ops *ops, const char *spec) 3242 { 3243 fprintf(stderr, " %-42s [%s]\n", spec, ops->name); 3244 return 0; 3245 } 3246 3247 static void list_available_languages(void) 3248 { 3249 fprintf(stderr, "\n"); 3250 fprintf(stderr, "Scripting language extensions (used in " 3251 "perf script -s [spec:]script.[spec]):\n\n"); 3252 script_spec__for_each(&list_available_languages_cb); 3253 fprintf(stderr, "\n"); 3254 } 3255 3256 /* Find script file relative to current directory or exec path */ 3257 static char *find_script(const char *script) 3258 { 3259 char path[PATH_MAX]; 3260 3261 if (!scripting_ops) { 3262 const char *ext = strrchr(script, '.'); 3263 3264 if (!ext) 3265 return NULL; 3266 3267 scripting_ops = script_spec__lookup(++ext); 3268 if (!scripting_ops) 3269 return NULL; 3270 } 3271 3272 if (access(script, R_OK)) { 3273 char *exec_path = get_argv_exec_path(); 3274 3275 if (!exec_path) 3276 return NULL; 3277 snprintf(path, sizeof(path), "%s/scripts/%s/%s", 3278 exec_path, scripting_ops->dirname, script); 3279 free(exec_path); 3280 script = path; 3281 if (access(script, R_OK)) 3282 return NULL; 3283 } 3284 return strdup(script); 3285 } 3286 3287 static int parse_scriptname(const struct option *opt __maybe_unused, 3288 const char *str, int unset __maybe_unused) 3289 { 3290 char spec[PATH_MAX]; 3291 const char *script, *ext; 3292 int len; 3293 3294 if (strcmp(str, "lang") == 0) { 3295 list_available_languages(); 3296 exit(0); 3297 } 3298 3299 script = strchr(str, ':'); 3300 if (script) { 3301 len = script - str; 3302 if (len >= PATH_MAX) { 3303 fprintf(stderr, "invalid language specifier"); 3304 return -1; 3305 } 3306 strncpy(spec, str, len); 3307 spec[len] = '\0'; 3308 scripting_ops = script_spec__lookup(spec); 3309 if (!scripting_ops) { 3310 fprintf(stderr, "invalid language specifier"); 3311 return -1; 3312 } 3313 script++; 3314 } else { 3315 script = str; 3316 ext = strrchr(script, '.'); 3317 if (!ext) { 3318 fprintf(stderr, "invalid script extension"); 3319 return -1; 3320 } 3321 scripting_ops = script_spec__lookup(++ext); 3322 if (!scripting_ops) { 3323 fprintf(stderr, "invalid script extension"); 3324 return -1; 3325 } 3326 } 3327 3328 script_name = find_script(script); 3329 if (!script_name) 3330 script_name = strdup(script); 3331 3332 return 0; 3333 } 3334 3335 static int parse_output_fields(const struct option *opt __maybe_unused, 3336 const char *arg, int unset __maybe_unused) 3337 { 3338 char *tok, *strtok_saveptr = NULL; 3339 int i, imax = ARRAY_SIZE(all_output_options); 3340 int j; 3341 int rc = 0; 3342 char *str = strdup(arg); 3343 int type = -1; 3344 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT; 3345 3346 if (!str) 3347 return -ENOMEM; 3348 3349 /* first word can state for which event type the user is specifying 3350 * the fields. If no type exists, the specified fields apply to all 3351 * event types found in the file minus the invalid fields for a type. 3352 */ 3353 tok = strchr(str, ':'); 3354 if (tok) { 3355 *tok = '\0'; 3356 tok++; 3357 if (!strcmp(str, "hw")) 3358 type = PERF_TYPE_HARDWARE; 3359 else if (!strcmp(str, "sw")) 3360 type = PERF_TYPE_SOFTWARE; 3361 else if (!strcmp(str, "trace")) 3362 type = PERF_TYPE_TRACEPOINT; 3363 else if (!strcmp(str, "raw")) 3364 type = PERF_TYPE_RAW; 3365 else if (!strcmp(str, "break")) 3366 type = PERF_TYPE_BREAKPOINT; 3367 else if (!strcmp(str, "synth")) 3368 type = OUTPUT_TYPE_SYNTH; 3369 else { 3370 fprintf(stderr, "Invalid event type in field string.\n"); 3371 rc = -EINVAL; 3372 goto out; 3373 } 3374 3375 if (output[type].user_set) 3376 pr_warning("Overriding previous field request for %s events.\n", 3377 event_type(type)); 3378 3379 /* Don't override defaults for +- */ 3380 if (strchr(tok, '+') || strchr(tok, '-')) 3381 goto parse; 3382 3383 output[type].fields = 0; 3384 output[type].user_set = true; 3385 output[type].wildcard_set = false; 3386 3387 } else { 3388 tok = str; 3389 if (strlen(str) == 0) { 3390 fprintf(stderr, 3391 "Cannot set fields to 'none' for all event types.\n"); 3392 rc = -EINVAL; 3393 goto out; 3394 } 3395 3396 /* Don't override defaults for +- */ 3397 if (strchr(str, '+') || strchr(str, '-')) 3398 goto parse; 3399 3400 if (output_set_by_user()) 3401 pr_warning("Overriding previous field request for all events.\n"); 3402 3403 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 3404 output[j].fields = 0; 3405 output[j].user_set = true; 3406 output[j].wildcard_set = true; 3407 } 3408 } 3409 3410 parse: 3411 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) { 3412 if (*tok == '+') { 3413 if (change == SET) 3414 goto out_badmix; 3415 change = ADD; 3416 tok++; 3417 } else if (*tok == '-') { 3418 if (change == SET) 3419 goto out_badmix; 3420 change = REMOVE; 3421 tok++; 3422 } else { 3423 if (change != SET && change != DEFAULT) 3424 goto out_badmix; 3425 change = SET; 3426 } 3427 3428 for (i = 0; i < imax; ++i) { 3429 if (strcmp(tok, all_output_options[i].str) == 0) 3430 break; 3431 } 3432 if (i == imax && strcmp(tok, "flags") == 0) { 3433 print_flags = change != REMOVE; 3434 continue; 3435 } 3436 if (i == imax) { 3437 fprintf(stderr, "Invalid field requested.\n"); 3438 rc = -EINVAL; 3439 goto out; 3440 } 3441 #ifndef HAVE_LIBCAPSTONE_SUPPORT 3442 if (change != REMOVE && strcmp(tok, "disasm") == 0) { 3443 fprintf(stderr, "Field \"disasm\" requires perf to be built with libcapstone support.\n"); 3444 rc = -EINVAL; 3445 goto out; 3446 } 3447 #endif 3448 3449 if (type == -1) { 3450 /* add user option to all events types for 3451 * which it is valid 3452 */ 3453 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 3454 if (output[j].invalid_fields & all_output_options[i].field) { 3455 pr_warning("\'%s\' not valid for %s events. Ignoring.\n", 3456 all_output_options[i].str, event_type(j)); 3457 } else { 3458 if (change == REMOVE) { 3459 output[j].fields &= ~all_output_options[i].field; 3460 output[j].user_set_fields &= ~all_output_options[i].field; 3461 output[j].user_unset_fields |= all_output_options[i].field; 3462 } else { 3463 output[j].fields |= all_output_options[i].field; 3464 output[j].user_set_fields |= all_output_options[i].field; 3465 output[j].user_unset_fields &= ~all_output_options[i].field; 3466 } 3467 output[j].user_set = true; 3468 output[j].wildcard_set = true; 3469 } 3470 } 3471 } else { 3472 if (output[type].invalid_fields & all_output_options[i].field) { 3473 fprintf(stderr, "\'%s\' not valid for %s events.\n", 3474 all_output_options[i].str, event_type(type)); 3475 3476 rc = -EINVAL; 3477 goto out; 3478 } 3479 if (change == REMOVE) 3480 output[type].fields &= ~all_output_options[i].field; 3481 else 3482 output[type].fields |= all_output_options[i].field; 3483 output[type].user_set = true; 3484 output[type].wildcard_set = true; 3485 } 3486 } 3487 3488 if (type >= 0) { 3489 if (output[type].fields == 0) { 3490 pr_debug("No fields requested for %s type. " 3491 "Events will not be displayed.\n", event_type(type)); 3492 } 3493 } 3494 goto out; 3495 3496 out_badmix: 3497 fprintf(stderr, "Cannot mix +-field with overridden fields\n"); 3498 rc = -EINVAL; 3499 out: 3500 free(str); 3501 return rc; 3502 } 3503 3504 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \ 3505 while ((lang_dirent = readdir(scripts_dir)) != NULL) \ 3506 if ((lang_dirent->d_type == DT_DIR || \ 3507 (lang_dirent->d_type == DT_UNKNOWN && \ 3508 is_directory(scripts_path, lang_dirent))) && \ 3509 (strcmp(lang_dirent->d_name, ".")) && \ 3510 (strcmp(lang_dirent->d_name, ".."))) 3511 3512 #define for_each_script(lang_path, lang_dir, script_dirent) \ 3513 while ((script_dirent = readdir(lang_dir)) != NULL) \ 3514 if (script_dirent->d_type != DT_DIR && \ 3515 (script_dirent->d_type != DT_UNKNOWN || \ 3516 !is_directory(lang_path, script_dirent))) 3517 3518 3519 #define RECORD_SUFFIX "-record" 3520 #define REPORT_SUFFIX "-report" 3521 3522 struct script_desc { 3523 struct list_head node; 3524 char *name; 3525 char *half_liner; 3526 char *args; 3527 }; 3528 3529 static LIST_HEAD(script_descs); 3530 3531 static struct script_desc *script_desc__new(const char *name) 3532 { 3533 struct script_desc *s = zalloc(sizeof(*s)); 3534 3535 if (s != NULL && name) 3536 s->name = strdup(name); 3537 3538 return s; 3539 } 3540 3541 static void script_desc__delete(struct script_desc *s) 3542 { 3543 zfree(&s->name); 3544 zfree(&s->half_liner); 3545 zfree(&s->args); 3546 free(s); 3547 } 3548 3549 static void script_desc__add(struct script_desc *s) 3550 { 3551 list_add_tail(&s->node, &script_descs); 3552 } 3553 3554 static struct script_desc *script_desc__find(const char *name) 3555 { 3556 struct script_desc *s; 3557 3558 list_for_each_entry(s, &script_descs, node) 3559 if (strcasecmp(s->name, name) == 0) 3560 return s; 3561 return NULL; 3562 } 3563 3564 static struct script_desc *script_desc__findnew(const char *name) 3565 { 3566 struct script_desc *s = script_desc__find(name); 3567 3568 if (s) 3569 return s; 3570 3571 s = script_desc__new(name); 3572 if (!s) 3573 return NULL; 3574 3575 script_desc__add(s); 3576 3577 return s; 3578 } 3579 3580 static const char *ends_with(const char *str, const char *suffix) 3581 { 3582 size_t suffix_len = strlen(suffix); 3583 const char *p = str; 3584 3585 if (strlen(str) > suffix_len) { 3586 p = str + strlen(str) - suffix_len; 3587 if (!strncmp(p, suffix, suffix_len)) 3588 return p; 3589 } 3590 3591 return NULL; 3592 } 3593 3594 static int read_script_info(struct script_desc *desc, const char *filename) 3595 { 3596 char line[BUFSIZ], *p; 3597 FILE *fp; 3598 3599 fp = fopen(filename, "r"); 3600 if (!fp) 3601 return -1; 3602 3603 while (fgets(line, sizeof(line), fp)) { 3604 p = skip_spaces(line); 3605 if (strlen(p) == 0) 3606 continue; 3607 if (*p != '#') 3608 continue; 3609 p++; 3610 if (strlen(p) && *p == '!') 3611 continue; 3612 3613 p = skip_spaces(p); 3614 if (strlen(p) && p[strlen(p) - 1] == '\n') 3615 p[strlen(p) - 1] = '\0'; 3616 3617 if (!strncmp(p, "description:", strlen("description:"))) { 3618 p += strlen("description:"); 3619 desc->half_liner = strdup(skip_spaces(p)); 3620 continue; 3621 } 3622 3623 if (!strncmp(p, "args:", strlen("args:"))) { 3624 p += strlen("args:"); 3625 desc->args = strdup(skip_spaces(p)); 3626 continue; 3627 } 3628 } 3629 3630 fclose(fp); 3631 3632 return 0; 3633 } 3634 3635 static char *get_script_root(struct dirent *script_dirent, const char *suffix) 3636 { 3637 char *script_root, *str; 3638 3639 script_root = strdup(script_dirent->d_name); 3640 if (!script_root) 3641 return NULL; 3642 3643 str = (char *)ends_with(script_root, suffix); 3644 if (!str) { 3645 free(script_root); 3646 return NULL; 3647 } 3648 3649 *str = '\0'; 3650 return script_root; 3651 } 3652 3653 static int list_available_scripts(const struct option *opt __maybe_unused, 3654 const char *s __maybe_unused, 3655 int unset __maybe_unused) 3656 { 3657 struct dirent *script_dirent, *lang_dirent; 3658 char *buf, *scripts_path, *script_path, *lang_path, *first_half; 3659 DIR *scripts_dir, *lang_dir; 3660 struct script_desc *desc; 3661 char *script_root; 3662 3663 buf = malloc(3 * MAXPATHLEN + BUFSIZ); 3664 if (!buf) { 3665 pr_err("malloc failed\n"); 3666 exit(-1); 3667 } 3668 scripts_path = buf; 3669 script_path = buf + MAXPATHLEN; 3670 lang_path = buf + 2 * MAXPATHLEN; 3671 first_half = buf + 3 * MAXPATHLEN; 3672 3673 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3674 3675 scripts_dir = opendir(scripts_path); 3676 if (!scripts_dir) { 3677 fprintf(stdout, 3678 "open(%s) failed.\n" 3679 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n", 3680 scripts_path); 3681 free(buf); 3682 exit(-1); 3683 } 3684 3685 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3686 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, 3687 lang_dirent->d_name); 3688 lang_dir = opendir(lang_path); 3689 if (!lang_dir) 3690 continue; 3691 3692 for_each_script(lang_path, lang_dir, script_dirent) { 3693 script_root = get_script_root(script_dirent, REPORT_SUFFIX); 3694 if (script_root) { 3695 desc = script_desc__findnew(script_root); 3696 scnprintf(script_path, MAXPATHLEN, "%s/%s", 3697 lang_path, script_dirent->d_name); 3698 read_script_info(desc, script_path); 3699 free(script_root); 3700 } 3701 } 3702 } 3703 3704 fprintf(stdout, "List of available trace scripts:\n"); 3705 list_for_each_entry(desc, &script_descs, node) { 3706 sprintf(first_half, "%s %s", desc->name, 3707 desc->args ? desc->args : ""); 3708 fprintf(stdout, " %-36s %s\n", first_half, 3709 desc->half_liner ? desc->half_liner : ""); 3710 } 3711 3712 free(buf); 3713 exit(0); 3714 } 3715 3716 static int add_dlarg(const struct option *opt __maybe_unused, 3717 const char *s, int unset __maybe_unused) 3718 { 3719 char *arg = strdup(s); 3720 void *a; 3721 3722 if (!arg) 3723 return -1; 3724 3725 a = realloc(dlargv, sizeof(dlargv[0]) * (dlargc + 1)); 3726 if (!a) { 3727 free(arg); 3728 return -1; 3729 } 3730 3731 dlargv = a; 3732 dlargv[dlargc++] = arg; 3733 3734 return 0; 3735 } 3736 3737 static void free_dlarg(void) 3738 { 3739 while (dlargc--) 3740 free(dlargv[dlargc]); 3741 free(dlargv); 3742 } 3743 3744 static char *get_script_path(const char *script_root, const char *suffix) 3745 { 3746 struct dirent *script_dirent, *lang_dirent; 3747 char scripts_path[MAXPATHLEN]; 3748 char script_path[MAXPATHLEN]; 3749 DIR *scripts_dir, *lang_dir; 3750 char lang_path[MAXPATHLEN]; 3751 char *__script_root; 3752 3753 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3754 3755 scripts_dir = opendir(scripts_path); 3756 if (!scripts_dir) 3757 return NULL; 3758 3759 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3760 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, 3761 lang_dirent->d_name); 3762 lang_dir = opendir(lang_path); 3763 if (!lang_dir) 3764 continue; 3765 3766 for_each_script(lang_path, lang_dir, script_dirent) { 3767 __script_root = get_script_root(script_dirent, suffix); 3768 if (__script_root && !strcmp(script_root, __script_root)) { 3769 free(__script_root); 3770 closedir(scripts_dir); 3771 scnprintf(script_path, MAXPATHLEN, "%s/%s", 3772 lang_path, script_dirent->d_name); 3773 closedir(lang_dir); 3774 return strdup(script_path); 3775 } 3776 free(__script_root); 3777 } 3778 closedir(lang_dir); 3779 } 3780 closedir(scripts_dir); 3781 3782 return NULL; 3783 } 3784 3785 static bool is_top_script(const char *script_path) 3786 { 3787 return ends_with(script_path, "top") != NULL; 3788 } 3789 3790 static int has_required_arg(char *script_path) 3791 { 3792 struct script_desc *desc; 3793 int n_args = 0; 3794 char *p; 3795 3796 desc = script_desc__new(NULL); 3797 3798 if (read_script_info(desc, script_path)) 3799 goto out; 3800 3801 if (!desc->args) 3802 goto out; 3803 3804 for (p = desc->args; *p; p++) 3805 if (*p == '<') 3806 n_args++; 3807 out: 3808 script_desc__delete(desc); 3809 3810 return n_args; 3811 } 3812 3813 static int have_cmd(int argc, const char **argv) 3814 { 3815 char **__argv = malloc(sizeof(const char *) * argc); 3816 3817 if (!__argv) { 3818 pr_err("malloc failed\n"); 3819 return -1; 3820 } 3821 3822 memcpy(__argv, argv, sizeof(const char *) * argc); 3823 argc = parse_options(argc, (const char **)__argv, record_options, 3824 NULL, PARSE_OPT_STOP_AT_NON_OPTION); 3825 free(__argv); 3826 3827 system_wide = (argc == 0); 3828 3829 return 0; 3830 } 3831 3832 static void script__setup_sample_type(struct perf_script *script) 3833 { 3834 struct perf_session *session = script->session; 3835 u64 sample_type = evlist__combined_sample_type(session->evlist); 3836 3837 callchain_param_setup(sample_type, perf_session__e_machine(session)); 3838 3839 if (script->stitch_lbr && (callchain_param.record_mode != CALLCHAIN_LBR)) { 3840 pr_warning("Can't find LBR callchain. Switch off --stitch-lbr.\n" 3841 "Please apply --call-graph lbr when recording.\n"); 3842 script->stitch_lbr = false; 3843 } 3844 } 3845 3846 static int process_stat_round_event(const struct perf_tool *tool __maybe_unused, 3847 struct perf_session *session, 3848 union perf_event *event) 3849 { 3850 struct perf_record_stat_round *round = &event->stat_round; 3851 struct evsel *counter; 3852 3853 evlist__for_each_entry(session->evlist, counter) { 3854 perf_stat_process_counter(&stat_config, counter); 3855 process_stat(counter, round->time); 3856 } 3857 3858 process_stat_interval(round->time); 3859 return 0; 3860 } 3861 3862 static int process_stat_config_event(const struct perf_tool *tool __maybe_unused, 3863 struct perf_session *session __maybe_unused, 3864 union perf_event *event) 3865 { 3866 perf_event__read_stat_config(&stat_config, &event->stat_config); 3867 3868 /* 3869 * Aggregation modes are not used since post-processing scripts are 3870 * supposed to take care of such requirements 3871 */ 3872 stat_config.aggr_mode = AGGR_NONE; 3873 3874 return 0; 3875 } 3876 3877 static int set_maps(struct perf_script *script) 3878 { 3879 struct evlist *evlist = script->session->evlist; 3880 3881 if (!script->cpus || !script->threads) 3882 return 0; 3883 3884 if (WARN_ONCE(script->allocated, "stats double allocation\n")) 3885 return -EINVAL; 3886 3887 perf_evlist__set_maps(&evlist->core, script->cpus, script->threads); 3888 3889 if (evlist__alloc_stats(&stat_config, evlist, /*alloc_raw=*/true)) 3890 return -ENOMEM; 3891 3892 script->allocated = true; 3893 return 0; 3894 } 3895 3896 static 3897 int process_thread_map_event(const struct perf_tool *tool, 3898 struct perf_session *session __maybe_unused, 3899 union perf_event *event) 3900 { 3901 struct perf_script *script = container_of(tool, struct perf_script, tool); 3902 3903 if (dump_trace) 3904 perf_event__fprintf_thread_map(event, stdout); 3905 3906 if (script->threads) { 3907 pr_warning("Extra thread map event, ignoring.\n"); 3908 return 0; 3909 } 3910 3911 script->threads = thread_map__new_event(&event->thread_map); 3912 if (!script->threads) 3913 return -ENOMEM; 3914 3915 return set_maps(script); 3916 } 3917 3918 static 3919 int process_cpu_map_event(const struct perf_tool *tool, 3920 struct perf_session *session __maybe_unused, 3921 union perf_event *event) 3922 { 3923 struct perf_script *script = container_of(tool, struct perf_script, tool); 3924 3925 if (dump_trace) 3926 perf_event__fprintf_cpu_map(event, stdout); 3927 3928 if (script->cpus) { 3929 pr_warning("Extra cpu map event, ignoring.\n"); 3930 return 0; 3931 } 3932 3933 script->cpus = cpu_map__new_data(&event->cpu_map.data); 3934 if (!script->cpus) 3935 return -ENOMEM; 3936 3937 return set_maps(script); 3938 } 3939 3940 static int process_feature_event(const struct perf_tool *tool __maybe_unused, 3941 struct perf_session *session, 3942 union perf_event *event) 3943 { 3944 if (event->feat.feat_id < HEADER_LAST_FEATURE) 3945 return perf_event__process_feature(session, event); 3946 return 0; 3947 } 3948 3949 static int perf_script__process_auxtrace_info(const struct perf_tool *tool, 3950 struct perf_session *session, 3951 union perf_event *event) 3952 { 3953 int ret = perf_event__process_auxtrace_info(tool, session, event); 3954 3955 if (ret == 0) { 3956 struct perf_script *script = container_of(tool, struct perf_script, tool); 3957 3958 ret = perf_script__setup_per_event_dump(script); 3959 } 3960 3961 return ret; 3962 } 3963 3964 static int parse_insn_trace(const struct option *opt __maybe_unused, 3965 const char *str, int unset __maybe_unused) 3966 { 3967 const char *fields = "+insn,-event,-period"; 3968 int ret; 3969 3970 if (str) { 3971 if (strcmp(str, "disasm") == 0) 3972 fields = "+disasm,-event,-period"; 3973 else if (strlen(str) != 0 && strcmp(str, "raw") != 0) { 3974 fprintf(stderr, "Only accept raw|disasm\n"); 3975 return -EINVAL; 3976 } 3977 } 3978 3979 ret = parse_output_fields(NULL, fields, 0); 3980 if (ret < 0) 3981 return ret; 3982 3983 itrace_parse_synth_opts(opt, "i0nse", 0); 3984 symbol_conf.nanosecs = true; 3985 return 0; 3986 } 3987 3988 static int parse_xed(const struct option *opt __maybe_unused, 3989 const char *str __maybe_unused, 3990 int unset __maybe_unused) 3991 { 3992 if (isatty(1)) 3993 force_pager("xed -F insn: -A -64 | less"); 3994 else 3995 force_pager("xed -F insn: -A -64"); 3996 return 0; 3997 } 3998 3999 static int parse_call_trace(const struct option *opt __maybe_unused, 4000 const char *str __maybe_unused, 4001 int unset __maybe_unused) 4002 { 4003 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0); 4004 itrace_parse_synth_opts(opt, "cewp", 0); 4005 symbol_conf.nanosecs = true; 4006 symbol_conf.pad_output_len_dso = 50; 4007 return 0; 4008 } 4009 4010 static int parse_callret_trace(const struct option *opt __maybe_unused, 4011 const char *str __maybe_unused, 4012 int unset __maybe_unused) 4013 { 4014 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0); 4015 itrace_parse_synth_opts(opt, "crewp", 0); 4016 symbol_conf.nanosecs = true; 4017 return 0; 4018 } 4019 4020 int cmd_script(int argc, const char **argv) 4021 { 4022 bool show_full_info = false; 4023 bool header = false; 4024 bool header_only = false; 4025 bool script_started = false; 4026 bool unsorted_dump = false; 4027 bool merge_deferred_callchains = true; 4028 char *rec_script_path = NULL; 4029 char *rep_script_path = NULL; 4030 struct perf_session *session; 4031 struct itrace_synth_opts itrace_synth_opts = { 4032 .set = false, 4033 .default_no_sample = true, 4034 }; 4035 char *script_path = NULL; 4036 const char *dlfilter_file = NULL; 4037 const char **__argv; 4038 int i, j, err = 0; 4039 struct perf_script script = {}; 4040 struct perf_data data = { 4041 .mode = PERF_DATA_MODE_READ, 4042 }; 4043 const struct option options[] = { 4044 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, 4045 "dump raw trace in ASCII"), 4046 OPT_BOOLEAN(0, "dump-unsorted-raw-trace", &unsorted_dump, 4047 "dump unsorted raw trace in ASCII"), 4048 OPT_INCR('v', "verbose", &verbose, 4049 "be more verbose (show symbol address, etc)"), 4050 OPT_BOOLEAN('L', "Latency", &latency_format, 4051 "show latency attributes (irqs/preemption disabled, etc)"), 4052 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts", 4053 list_available_scripts), 4054 OPT_CALLBACK_NOOPT(0, "list-dlfilters", NULL, NULL, "list available dlfilters", 4055 list_available_dlfilters), 4056 OPT_CALLBACK('s', "script", NULL, "name", 4057 "script file name (lang:script name, script name, or *)", 4058 parse_scriptname), 4059 OPT_STRING('g', "gen-script", &generate_script_lang, "lang", 4060 "generate perf-script.xx script in specified language"), 4061 OPT_STRING(0, "dlfilter", &dlfilter_file, "file", "filter .so file name"), 4062 OPT_CALLBACK(0, "dlarg", NULL, "argument", "filter argument", 4063 add_dlarg), 4064 OPT_STRING('i', "input", &input_name, "file", "input file name"), 4065 OPT_BOOLEAN('d', "debug-mode", &debug_mode, 4066 "do various checks like samples ordering and lost events"), 4067 OPT_BOOLEAN(0, "header", &header, "Show data header."), 4068 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."), 4069 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, 4070 "file", "vmlinux pathname"), 4071 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, 4072 "file", "kallsyms pathname"), 4073 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain, 4074 "When printing symbols do not display call chain"), 4075 OPT_CALLBACK(0, "symfs", NULL, "directory", 4076 "Look for files with symbols relative to this directory", 4077 symbol__config_symfs), 4078 OPT_CALLBACK('F', "fields", NULL, "str", 4079 "comma separated output fields prepend with 'type:'. " 4080 "+field to add and -field to remove." 4081 "Valid types: hw,sw,trace,raw,synth. " 4082 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,dsoff," 4083 "addr,symoff,srcline,period,iregs,uregs,brstack," 4084 "brstacksym,flags,data_src,weight,bpf-output,brstackinsn," 4085 "brstackinsnlen,brstackdisasm,brstackoff,callindent,insn,disasm,insnlen,synth," 4086 "phys_addr,metric,misc,srccode,ipc,tod,data_page_size," 4087 "code_page_size,ins_lat,machine_pid,vcpu,cgroup,retire_lat," 4088 "brcntr", 4089 parse_output_fields), 4090 OPT_BOOLEAN('a', "all-cpus", &system_wide, 4091 "system-wide collection from all CPUs"), 4092 OPT_STRING(0, "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", 4093 "only consider symbols in these DSOs"), 4094 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", 4095 "only consider these symbols"), 4096 OPT_INTEGER(0, "addr-range", &symbol_conf.addr_range, 4097 "Use with -S to list traced records within address range"), 4098 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, "raw|disasm", 4099 "Decode instructions from itrace", parse_insn_trace), 4100 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL, 4101 "Run xed disassembler on output", parse_xed), 4102 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL, 4103 "Decode calls from itrace", parse_call_trace), 4104 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL, 4105 "Decode calls and returns from itrace", parse_callret_trace), 4106 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]", 4107 "Only print symbols and callees with --call-trace/--call-ret-trace"), 4108 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]", 4109 "Stop display of callgraph at these symbols"), 4110 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"), 4111 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", 4112 "only display events for these comms"), 4113 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]", 4114 "only consider symbols in these pids"), 4115 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]", 4116 "only consider symbols in these tids"), 4117 OPT_UINTEGER(0, "max-stack", &scripting_max_stack, 4118 "Set the maximum stack depth when parsing the callchain, " 4119 "anything beyond the specified depth will be ignored. " 4120 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)), 4121 OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"), 4122 OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"), 4123 OPT_BOOLEAN('I', "show-info", &show_full_info, 4124 "display extended information from perf.data file"), 4125 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, 4126 "Show the path of [kernel.kallsyms]"), 4127 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events, 4128 "Show the fork/comm/exit events"), 4129 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events, 4130 "Show the mmap events"), 4131 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events, 4132 "Show context switch events (if recorded)"), 4133 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events, 4134 "Show namespace events (if recorded)"), 4135 OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events, 4136 "Show cgroup events (if recorded)"), 4137 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events, 4138 "Show lost events (if recorded)"), 4139 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events, 4140 "Show round events (if recorded)"), 4141 OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events, 4142 "Show bpf related events (if recorded)"), 4143 OPT_BOOLEAN('\0', "show-text-poke-events", &script.show_text_poke_events, 4144 "Show text poke related events (if recorded)"), 4145 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump, 4146 "Dump trace output to files named by the monitored events"), 4147 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"), 4148 OPT_INTEGER(0, "max-blocks", &max_blocks, 4149 "Maximum number of code blocks to dump with brstackinsn"), 4150 OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs, 4151 "Use 9 decimal places when displaying time"), 4152 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts", 4153 "Instruction Tracing options\n" ITRACE_HELP, 4154 itrace_parse_synth_opts), 4155 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename, 4156 "Show full source file name path for source lines"), 4157 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle, 4158 "Enable symbol demangling"), 4159 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, 4160 "Enable kernel symbol demangling"), 4161 OPT_STRING(0, "addr2line", &symbol_conf.addr2line_path, "path", 4162 "addr2line binary to use for line numbers"), 4163 OPT_STRING(0, "time", &script.time_str, "str", 4164 "Time span of interest (start,stop)"), 4165 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name, 4166 "Show inline function"), 4167 OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory", 4168 "guest mount directory under which every guest os" 4169 " instance has a subdir"), 4170 OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name, 4171 "file", "file saving guest os vmlinux"), 4172 OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms, 4173 "file", "file saving guest os /proc/kallsyms"), 4174 OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules, 4175 "file", "file saving guest os /proc/modules"), 4176 OPT_BOOLEAN(0, "guest-code", &symbol_conf.guest_code, 4177 "Guest code can be found in hypervisor process"), 4178 OPT_BOOLEAN('\0', "stitch-lbr", &script.stitch_lbr, 4179 "Enable LBR callgraph stitching approach"), 4180 OPT_BOOLEAN('\0', "merge-callchains", &merge_deferred_callchains, 4181 "Enable merge deferred user callchains"), 4182 OPTS_EVSWITCH(&script.evswitch), 4183 OPT_END() 4184 }; 4185 const char * const script_subcommands[] = { "record", "report", NULL }; 4186 const char *script_usage[] = { 4187 "perf script [<options>]", 4188 "perf script [<options>] record <script> [<record-options>] <command>", 4189 "perf script [<options>] report <script> [script-args]", 4190 "perf script [<options>] <script> [<record-options>] <command>", 4191 "perf script [<options>] <top-script> [script-args]", 4192 NULL 4193 }; 4194 struct perf_env *env; 4195 4196 perf_set_singlethreaded(); 4197 4198 setup_scripting(); 4199 4200 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage, 4201 PARSE_OPT_STOP_AT_NON_OPTION); 4202 4203 if (symbol_conf.guestmount || 4204 symbol_conf.default_guest_vmlinux_name || 4205 symbol_conf.default_guest_kallsyms || 4206 symbol_conf.default_guest_modules || 4207 symbol_conf.guest_code) { 4208 /* 4209 * Enable guest sample processing. 4210 */ 4211 perf_guest = true; 4212 } 4213 4214 data.path = input_name; 4215 data.force = symbol_conf.force; 4216 4217 if (unsorted_dump) 4218 dump_trace = true; 4219 4220 if (symbol__validate_sym_arguments()) 4221 return -1; 4222 4223 if (argc > 1 && strlen(argv[0]) > 2 && strstarts("record", argv[0])) { 4224 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); 4225 if (!rec_script_path) 4226 return cmd_record(argc, argv); 4227 } 4228 4229 if (argc > 1 && strlen(argv[0]) > 2 && strstarts("report", argv[0])) { 4230 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); 4231 if (!rep_script_path) { 4232 fprintf(stderr, 4233 "Please specify a valid report script" 4234 "(see 'perf script -l' for listing)\n"); 4235 return -1; 4236 } 4237 } 4238 4239 if (reltime && deltatime) { 4240 fprintf(stderr, 4241 "reltime and deltatime - the two don't get along well. " 4242 "Please limit to --reltime or --deltatime.\n"); 4243 return -1; 4244 } 4245 4246 if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) && 4247 itrace_synth_opts.callchain_sz > scripting_max_stack) 4248 scripting_max_stack = itrace_synth_opts.callchain_sz; 4249 4250 /* make sure PERF_EXEC_PATH is set for scripts */ 4251 set_argv_exec_path(get_argv_exec_path()); 4252 4253 if (argc && !script_name && !rec_script_path && !rep_script_path) { 4254 int live_pipe[2]; 4255 int rep_args; 4256 pid_t pid; 4257 4258 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); 4259 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); 4260 4261 if (!rec_script_path && !rep_script_path) { 4262 script_name = find_script(argv[0]); 4263 if (script_name) { 4264 argc -= 1; 4265 argv += 1; 4266 goto script_found; 4267 } 4268 usage_with_options_msg(script_usage, options, 4269 "Couldn't find script `%s'\n\n See perf" 4270 " script -l for available scripts.\n", argv[0]); 4271 } 4272 4273 if (is_top_script(argv[0])) { 4274 rep_args = argc - 1; 4275 } else { 4276 int rec_args; 4277 4278 rep_args = has_required_arg(rep_script_path); 4279 rec_args = (argc - 1) - rep_args; 4280 if (rec_args < 0) { 4281 usage_with_options_msg(script_usage, options, 4282 "`%s' script requires options." 4283 "\n\n See perf script -l for available " 4284 "scripts and options.\n", argv[0]); 4285 } 4286 } 4287 4288 if (pipe(live_pipe) < 0) { 4289 perror("failed to create pipe"); 4290 return -1; 4291 } 4292 4293 pid = fork(); 4294 if (pid < 0) { 4295 perror("failed to fork"); 4296 return -1; 4297 } 4298 4299 if (!pid) { 4300 j = 0; 4301 4302 dup2(live_pipe[1], 1); 4303 close(live_pipe[0]); 4304 4305 if (is_top_script(argv[0])) { 4306 system_wide = true; 4307 } else if (!system_wide) { 4308 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) { 4309 err = -1; 4310 goto out; 4311 } 4312 } 4313 4314 __argv = malloc((argc + 6) * sizeof(const char *)); 4315 if (!__argv) { 4316 pr_err("malloc failed\n"); 4317 err = -ENOMEM; 4318 goto out; 4319 } 4320 4321 __argv[j++] = "/bin/sh"; 4322 __argv[j++] = rec_script_path; 4323 if (system_wide) 4324 __argv[j++] = "-a"; 4325 __argv[j++] = "-q"; 4326 __argv[j++] = "-o"; 4327 __argv[j++] = "-"; 4328 for (i = rep_args + 1; i < argc; i++) 4329 __argv[j++] = argv[i]; 4330 __argv[j++] = NULL; 4331 4332 execvp("/bin/sh", (char **)__argv); 4333 free(__argv); 4334 exit(-1); 4335 } 4336 4337 dup2(live_pipe[0], 0); 4338 close(live_pipe[1]); 4339 4340 __argv = malloc((argc + 4) * sizeof(const char *)); 4341 if (!__argv) { 4342 pr_err("malloc failed\n"); 4343 err = -ENOMEM; 4344 goto out; 4345 } 4346 4347 j = 0; 4348 __argv[j++] = "/bin/sh"; 4349 __argv[j++] = rep_script_path; 4350 for (i = 1; i < rep_args + 1; i++) 4351 __argv[j++] = argv[i]; 4352 __argv[j++] = "-i"; 4353 __argv[j++] = "-"; 4354 __argv[j++] = NULL; 4355 4356 execvp("/bin/sh", (char **)__argv); 4357 free(__argv); 4358 exit(-1); 4359 } 4360 script_found: 4361 if (rec_script_path) 4362 script_path = rec_script_path; 4363 if (rep_script_path) 4364 script_path = rep_script_path; 4365 4366 if (script_path) { 4367 j = 0; 4368 4369 if (!rec_script_path) 4370 system_wide = false; 4371 else if (!system_wide) { 4372 if (have_cmd(argc - 1, &argv[1]) != 0) { 4373 err = -1; 4374 goto out; 4375 } 4376 } 4377 4378 __argv = malloc((argc + 2) * sizeof(const char *)); 4379 if (!__argv) { 4380 pr_err("malloc failed\n"); 4381 err = -ENOMEM; 4382 goto out; 4383 } 4384 4385 __argv[j++] = "/bin/sh"; 4386 __argv[j++] = script_path; 4387 if (system_wide) 4388 __argv[j++] = "-a"; 4389 for (i = 2; i < argc; i++) 4390 __argv[j++] = argv[i]; 4391 __argv[j++] = NULL; 4392 4393 execvp("/bin/sh", (char **)__argv); 4394 free(__argv); 4395 exit(-1); 4396 } 4397 4398 if (dlfilter_file) { 4399 dlfilter = dlfilter__new(dlfilter_file, dlargc, dlargv); 4400 if (!dlfilter) 4401 return -1; 4402 } 4403 4404 if (!script_name) { 4405 setup_pager(); 4406 use_browser = 0; 4407 } 4408 4409 perf_tool__init(&script.tool, !unsorted_dump); 4410 script.tool.sample = process_sample_event; 4411 script.tool.callchain_deferred = process_deferred_sample_event; 4412 script.tool.mmap = perf_event__process_mmap; 4413 script.tool.mmap2 = perf_event__process_mmap2; 4414 script.tool.comm = perf_event__process_comm; 4415 script.tool.namespaces = perf_event__process_namespaces; 4416 script.tool.cgroup = perf_event__process_cgroup; 4417 script.tool.exit = perf_event__process_exit; 4418 script.tool.fork = perf_event__process_fork; 4419 script.tool.attr = process_attr; 4420 script.tool.event_update = perf_event__process_event_update; 4421 #ifdef HAVE_LIBTRACEEVENT 4422 script.tool.tracing_data = perf_event__process_tracing_data; 4423 #endif 4424 script.tool.feature = process_feature_event; 4425 script.tool.build_id = perf_event__process_build_id; 4426 script.tool.id_index = perf_event__process_id_index; 4427 script.tool.auxtrace_info = perf_script__process_auxtrace_info; 4428 script.tool.auxtrace = perf_event__process_auxtrace; 4429 script.tool.auxtrace_error = perf_event__process_auxtrace_error; 4430 script.tool.stat = perf_event__process_stat_event; 4431 script.tool.stat_round = process_stat_round_event; 4432 script.tool.stat_config = process_stat_config_event; 4433 script.tool.thread_map = process_thread_map_event; 4434 script.tool.cpu_map = process_cpu_map_event; 4435 script.tool.throttle = process_throttle_event; 4436 script.tool.unthrottle = process_throttle_event; 4437 script.tool.ordering_requires_timestamps = true; 4438 script.tool.merge_deferred_callchains = merge_deferred_callchains; 4439 session = perf_session__new(&data, &script.tool); 4440 if (IS_ERR(session)) 4441 return PTR_ERR(session); 4442 4443 env = perf_session__env(session); 4444 if (header || header_only) { 4445 script.tool.show_feat_hdr = SHOW_FEAT_HEADER; 4446 perf_session__fprintf_info(session, stdout, show_full_info); 4447 if (header_only) 4448 goto out_delete; 4449 } 4450 if (show_full_info) 4451 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO; 4452 4453 if (symbol__init(env) < 0) 4454 goto out_delete; 4455 4456 script.session = session; 4457 script__setup_sample_type(&script); 4458 4459 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) || 4460 symbol_conf.graph_function) 4461 itrace_synth_opts.thread_stack = true; 4462 4463 session->itrace_synth_opts = &itrace_synth_opts; 4464 4465 if (cpu_list) { 4466 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap); 4467 if (err < 0) 4468 goto out_delete; 4469 itrace_synth_opts.cpu_bitmap = cpu_bitmap; 4470 } 4471 4472 if (!no_callchain) 4473 symbol_conf.use_callchain = true; 4474 else 4475 symbol_conf.use_callchain = false; 4476 4477 #ifdef HAVE_LIBTRACEEVENT 4478 if (session->tevent.pevent && 4479 tep_set_function_resolver(session->tevent.pevent, 4480 machine__resolve_kernel_addr, 4481 &session->machines.host) < 0) { 4482 pr_err("%s: failed to set libtraceevent function resolver\n", __func__); 4483 err = -1; 4484 goto out_delete; 4485 } 4486 #endif 4487 if (generate_script_lang) { 4488 struct stat perf_stat; 4489 int input; 4490 4491 if (output_set_by_user()) { 4492 fprintf(stderr, 4493 "custom fields not supported for generated scripts"); 4494 err = -EINVAL; 4495 goto out_delete; 4496 } 4497 4498 input = open(data.path, O_RDONLY); /* input_name */ 4499 if (input < 0) { 4500 err = -errno; 4501 perror("failed to open file"); 4502 goto out_delete; 4503 } 4504 4505 err = fstat(input, &perf_stat); 4506 if (err < 0) { 4507 perror("failed to stat file"); 4508 goto out_delete; 4509 } 4510 4511 if (!perf_stat.st_size) { 4512 fprintf(stderr, "zero-sized file, nothing to do!\n"); 4513 goto out_delete; 4514 } 4515 4516 scripting_ops = script_spec__lookup(generate_script_lang); 4517 if (!scripting_ops) { 4518 fprintf(stderr, "invalid language specifier"); 4519 err = -ENOENT; 4520 goto out_delete; 4521 } 4522 #ifdef HAVE_LIBTRACEEVENT 4523 err = scripting_ops->generate_script(session->tevent.pevent, 4524 "perf-script"); 4525 #else 4526 err = scripting_ops->generate_script(NULL, "perf-script"); 4527 #endif 4528 goto out_delete; 4529 } 4530 4531 err = dlfilter__start(dlfilter, session); 4532 if (err) 4533 goto out_delete; 4534 4535 if (script_name) { 4536 err = scripting_ops->start_script(script_name, argc, argv, session); 4537 if (err) 4538 goto out_delete; 4539 pr_debug("perf script started with script %s\n\n", script_name); 4540 script_started = true; 4541 } 4542 4543 4544 err = perf_session__check_output_opt(session); 4545 if (err < 0) 4546 goto out_delete; 4547 4548 if (script.time_str) { 4549 err = perf_time__parse_for_ranges_reltime(script.time_str, session, 4550 &script.ptime_range, 4551 &script.range_size, 4552 &script.range_num, 4553 reltime); 4554 if (err < 0) 4555 goto out_delete; 4556 4557 itrace_synth_opts__set_time_range(&itrace_synth_opts, 4558 script.ptime_range, 4559 script.range_num); 4560 } 4561 4562 err = evswitch__init(&script.evswitch, session->evlist, stderr); 4563 if (err) 4564 goto out_delete; 4565 4566 if (zstd_init(&(session->zstd_data), 0) < 0) 4567 pr_warning("Decompression initialization failed. Reported data may be incomplete.\n"); 4568 4569 err = __cmd_script(&script); 4570 4571 flush_scripting(); 4572 4573 if (verbose > 2 || debug_kmaps) 4574 perf_session__dump_kmaps(session); 4575 4576 out_delete: 4577 if (script.ptime_range) { 4578 itrace_synth_opts__clear_time_range(&itrace_synth_opts); 4579 zfree(&script.ptime_range); 4580 } 4581 4582 zstd_fini(&(session->zstd_data)); 4583 evlist__free_stats(session->evlist); 4584 perf_session__delete(session); 4585 perf_script__exit(&script); 4586 4587 if (script_started) 4588 cleanup_scripting(); 4589 dlfilter__cleanup(dlfilter); 4590 free_dlarg(); 4591 out: 4592 return err; 4593 } 4594