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 "ui/ui.h" 37 #include "print_binary.h" 38 #include "print_insn.h" 39 #include "archinsn.h" 40 #include <linux/bitmap.h> 41 #include <linux/kernel.h> 42 #include <linux/stringify.h> 43 #include <linux/time64.h> 44 #include <linux/zalloc.h> 45 #include <sys/utsname.h> 46 #include "asm/bug.h" 47 #include "util/mem-events.h" 48 #include "util/dump-insn.h" 49 #include <dirent.h> 50 #include <errno.h> 51 #include <inttypes.h> 52 #include <signal.h> 53 #include <sys/param.h> 54 #include <sys/types.h> 55 #include <sys/stat.h> 56 #include <fcntl.h> 57 #include <unistd.h> 58 #include <subcmd/pager.h> 59 #include <perf/evlist.h> 60 #include <linux/err.h> 61 #include "util/dlfilter.h" 62 #include "util/record.h" 63 #include "util/util.h" 64 #include "util/cgroup.h" 65 #include "util/annotate.h" 66 #include "perf.h" 67 68 #include <linux/ctype.h> 69 #ifdef HAVE_LIBTRACEEVENT 70 #include <traceevent/event-parse.h> 71 #endif 72 73 static char const *script_name; 74 static char const *generate_script_lang; 75 static bool reltime; 76 static bool deltatime; 77 static u64 initial_time; 78 static u64 previous_time; 79 static bool debug_mode; 80 static u64 last_timestamp; 81 static u64 nr_unordered; 82 static bool no_callchain; 83 static bool latency_format; 84 static bool system_wide; 85 static bool print_flags; 86 static const char *cpu_list; 87 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); 88 static struct perf_stat_config stat_config; 89 static int max_blocks; 90 static bool native_arch; 91 static struct dlfilter *dlfilter; 92 static int dlargc; 93 static char **dlargv; 94 95 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH; 96 97 enum perf_output_field { 98 PERF_OUTPUT_COMM = 1ULL << 0, 99 PERF_OUTPUT_TID = 1ULL << 1, 100 PERF_OUTPUT_PID = 1ULL << 2, 101 PERF_OUTPUT_TIME = 1ULL << 3, 102 PERF_OUTPUT_CPU = 1ULL << 4, 103 PERF_OUTPUT_EVNAME = 1ULL << 5, 104 PERF_OUTPUT_TRACE = 1ULL << 6, 105 PERF_OUTPUT_IP = 1ULL << 7, 106 PERF_OUTPUT_SYM = 1ULL << 8, 107 PERF_OUTPUT_DSO = 1ULL << 9, 108 PERF_OUTPUT_ADDR = 1ULL << 10, 109 PERF_OUTPUT_SYMOFFSET = 1ULL << 11, 110 PERF_OUTPUT_SRCLINE = 1ULL << 12, 111 PERF_OUTPUT_PERIOD = 1ULL << 13, 112 PERF_OUTPUT_IREGS = 1ULL << 14, 113 PERF_OUTPUT_BRSTACK = 1ULL << 15, 114 PERF_OUTPUT_BRSTACKSYM = 1ULL << 16, 115 PERF_OUTPUT_DATA_SRC = 1ULL << 17, 116 PERF_OUTPUT_WEIGHT = 1ULL << 18, 117 PERF_OUTPUT_BPF_OUTPUT = 1ULL << 19, 118 PERF_OUTPUT_CALLINDENT = 1ULL << 20, 119 PERF_OUTPUT_INSN = 1ULL << 21, 120 PERF_OUTPUT_INSNLEN = 1ULL << 22, 121 PERF_OUTPUT_BRSTACKINSN = 1ULL << 23, 122 PERF_OUTPUT_BRSTACKOFF = 1ULL << 24, 123 PERF_OUTPUT_SYNTH = 1ULL << 25, 124 PERF_OUTPUT_PHYS_ADDR = 1ULL << 26, 125 PERF_OUTPUT_UREGS = 1ULL << 27, 126 PERF_OUTPUT_METRIC = 1ULL << 28, 127 PERF_OUTPUT_MISC = 1ULL << 29, 128 PERF_OUTPUT_SRCCODE = 1ULL << 30, 129 PERF_OUTPUT_IPC = 1ULL << 31, 130 PERF_OUTPUT_TOD = 1ULL << 32, 131 PERF_OUTPUT_DATA_PAGE_SIZE = 1ULL << 33, 132 PERF_OUTPUT_CODE_PAGE_SIZE = 1ULL << 34, 133 PERF_OUTPUT_INS_LAT = 1ULL << 35, 134 PERF_OUTPUT_BRSTACKINSNLEN = 1ULL << 36, 135 PERF_OUTPUT_MACHINE_PID = 1ULL << 37, 136 PERF_OUTPUT_VCPU = 1ULL << 38, 137 PERF_OUTPUT_CGROUP = 1ULL << 39, 138 PERF_OUTPUT_RETIRE_LAT = 1ULL << 40, 139 PERF_OUTPUT_DSOFF = 1ULL << 41, 140 PERF_OUTPUT_DISASM = 1ULL << 42, 141 PERF_OUTPUT_BRSTACKDISASM = 1ULL << 43, 142 PERF_OUTPUT_BRCNTR = 1ULL << 44, 143 }; 144 145 struct perf_script { 146 struct perf_tool tool; 147 struct perf_session *session; 148 bool show_task_events; 149 bool show_mmap_events; 150 bool show_switch_events; 151 bool show_namespace_events; 152 bool show_lost_events; 153 bool show_round_events; 154 bool show_bpf_events; 155 bool show_cgroup_events; 156 bool show_text_poke_events; 157 bool allocated; 158 bool per_event_dump; 159 bool stitch_lbr; 160 struct evswitch evswitch; 161 struct perf_cpu_map *cpus; 162 struct perf_thread_map *threads; 163 int name_width; 164 const char *time_str; 165 struct perf_time_interval *ptime_range; 166 int range_size; 167 int range_num; 168 }; 169 170 struct output_option { 171 const char *str; 172 enum perf_output_field field; 173 } all_output_options[] = { 174 {.str = "comm", .field = PERF_OUTPUT_COMM}, 175 {.str = "tid", .field = PERF_OUTPUT_TID}, 176 {.str = "pid", .field = PERF_OUTPUT_PID}, 177 {.str = "time", .field = PERF_OUTPUT_TIME}, 178 {.str = "cpu", .field = PERF_OUTPUT_CPU}, 179 {.str = "event", .field = PERF_OUTPUT_EVNAME}, 180 {.str = "trace", .field = PERF_OUTPUT_TRACE}, 181 {.str = "ip", .field = PERF_OUTPUT_IP}, 182 {.str = "sym", .field = PERF_OUTPUT_SYM}, 183 {.str = "dso", .field = PERF_OUTPUT_DSO}, 184 {.str = "dsoff", .field = PERF_OUTPUT_DSOFF}, 185 {.str = "addr", .field = PERF_OUTPUT_ADDR}, 186 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, 187 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE}, 188 {.str = "period", .field = PERF_OUTPUT_PERIOD}, 189 {.str = "iregs", .field = PERF_OUTPUT_IREGS}, 190 {.str = "uregs", .field = PERF_OUTPUT_UREGS}, 191 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK}, 192 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM}, 193 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC}, 194 {.str = "weight", .field = PERF_OUTPUT_WEIGHT}, 195 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT}, 196 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT}, 197 {.str = "insn", .field = PERF_OUTPUT_INSN}, 198 {.str = "disasm", .field = PERF_OUTPUT_DISASM}, 199 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN}, 200 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN}, 201 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF}, 202 {.str = "synth", .field = PERF_OUTPUT_SYNTH}, 203 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR}, 204 {.str = "metric", .field = PERF_OUTPUT_METRIC}, 205 {.str = "misc", .field = PERF_OUTPUT_MISC}, 206 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE}, 207 {.str = "ipc", .field = PERF_OUTPUT_IPC}, 208 {.str = "tod", .field = PERF_OUTPUT_TOD}, 209 {.str = "data_page_size", .field = PERF_OUTPUT_DATA_PAGE_SIZE}, 210 {.str = "code_page_size", .field = PERF_OUTPUT_CODE_PAGE_SIZE}, 211 {.str = "ins_lat", .field = PERF_OUTPUT_INS_LAT}, 212 {.str = "brstackinsnlen", .field = PERF_OUTPUT_BRSTACKINSNLEN}, 213 {.str = "machine_pid", .field = PERF_OUTPUT_MACHINE_PID}, 214 {.str = "vcpu", .field = PERF_OUTPUT_VCPU}, 215 {.str = "cgroup", .field = PERF_OUTPUT_CGROUP}, 216 {.str = "retire_lat", .field = PERF_OUTPUT_RETIRE_LAT}, 217 {.str = "brstackdisasm", .field = PERF_OUTPUT_BRSTACKDISASM}, 218 {.str = "brcntr", .field = PERF_OUTPUT_BRCNTR}, 219 }; 220 221 enum { 222 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX, 223 OUTPUT_TYPE_OTHER, 224 OUTPUT_TYPE_MAX 225 }; 226 227 /* default set to maintain compatibility with current format */ 228 static struct { 229 bool user_set; 230 bool wildcard_set; 231 unsigned int print_ip_opts; 232 u64 fields; 233 u64 invalid_fields; 234 u64 user_set_fields; 235 u64 user_unset_fields; 236 } output[OUTPUT_TYPE_MAX] = { 237 238 [PERF_TYPE_HARDWARE] = { 239 .user_set = false, 240 241 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 242 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 243 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 244 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 245 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 246 247 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 248 }, 249 250 [PERF_TYPE_SOFTWARE] = { 251 .user_set = false, 252 253 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 254 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 255 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 256 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 257 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD | 258 PERF_OUTPUT_BPF_OUTPUT, 259 260 .invalid_fields = PERF_OUTPUT_TRACE, 261 }, 262 263 [PERF_TYPE_TRACEPOINT] = { 264 .user_set = false, 265 266 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 267 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 268 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE 269 }, 270 271 [PERF_TYPE_HW_CACHE] = { 272 .user_set = false, 273 274 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 275 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 276 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 277 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 278 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 279 280 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 281 }, 282 283 [PERF_TYPE_RAW] = { 284 .user_set = false, 285 286 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 287 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 288 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 289 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 290 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD | 291 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC | 292 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR | 293 PERF_OUTPUT_DATA_PAGE_SIZE | PERF_OUTPUT_CODE_PAGE_SIZE | 294 PERF_OUTPUT_INS_LAT | PERF_OUTPUT_RETIRE_LAT, 295 296 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 297 }, 298 299 [PERF_TYPE_BREAKPOINT] = { 300 .user_set = false, 301 302 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 303 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 304 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 305 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 306 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 307 308 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 309 }, 310 311 [OUTPUT_TYPE_SYNTH] = { 312 .user_set = false, 313 314 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 315 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 316 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 317 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 318 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH, 319 320 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 321 }, 322 323 [OUTPUT_TYPE_OTHER] = { 324 .user_set = false, 325 326 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | 327 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | 328 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | 329 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET | 330 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD, 331 332 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT, 333 }, 334 }; 335 336 struct evsel_script { 337 char *filename; 338 FILE *fp; 339 u64 samples; 340 /* For metric output */ 341 u64 val; 342 int gnum; 343 }; 344 345 static inline struct evsel_script *evsel_script(struct evsel *evsel) 346 { 347 return (struct evsel_script *)evsel->priv; 348 } 349 350 static struct evsel_script *evsel_script__new(struct evsel *evsel, struct perf_data *data) 351 { 352 struct evsel_script *es = zalloc(sizeof(*es)); 353 354 if (es != NULL) { 355 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, evsel__name(evsel)) < 0) 356 goto out_free; 357 es->fp = fopen(es->filename, "w"); 358 if (es->fp == NULL) 359 goto out_free_filename; 360 } 361 362 return es; 363 out_free_filename: 364 zfree(&es->filename); 365 out_free: 366 free(es); 367 return NULL; 368 } 369 370 static void evsel_script__delete(struct evsel_script *es) 371 { 372 zfree(&es->filename); 373 fclose(es->fp); 374 es->fp = NULL; 375 free(es); 376 } 377 378 static int evsel_script__fprintf(struct evsel_script *es, FILE *fp) 379 { 380 struct stat st; 381 382 fstat(fileno(es->fp), &st); 383 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n", 384 st.st_size / 1024.0 / 1024.0, es->filename, es->samples); 385 } 386 387 static inline int output_type(unsigned int type) 388 { 389 switch (type) { 390 case PERF_TYPE_SYNTH: 391 return OUTPUT_TYPE_SYNTH; 392 default: 393 if (type < PERF_TYPE_MAX) 394 return type; 395 } 396 397 return OUTPUT_TYPE_OTHER; 398 } 399 400 static bool output_set_by_user(void) 401 { 402 int j; 403 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 404 if (output[j].user_set) 405 return true; 406 } 407 return false; 408 } 409 410 static const char *output_field2str(enum perf_output_field field) 411 { 412 int i, imax = ARRAY_SIZE(all_output_options); 413 const char *str = ""; 414 415 for (i = 0; i < imax; ++i) { 416 if (all_output_options[i].field == field) { 417 str = all_output_options[i].str; 418 break; 419 } 420 } 421 return str; 422 } 423 424 #define PRINT_FIELD(x) (output[output_type(attr->type)].fields & PERF_OUTPUT_##x) 425 426 static int evsel__do_check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg, 427 enum perf_output_field field, bool allow_user_set) 428 { 429 struct perf_event_attr *attr = &evsel->core.attr; 430 int type = output_type(attr->type); 431 const char *evname; 432 433 if (attr->sample_type & sample_type) 434 return 0; 435 436 if (output[type].user_set_fields & field) { 437 if (allow_user_set) 438 return 0; 439 evname = evsel__name(evsel); 440 pr_err("Samples for '%s' event do not have %s attribute set. " 441 "Cannot print '%s' field.\n", 442 evname, sample_msg, output_field2str(field)); 443 return -1; 444 } 445 446 /* user did not ask for it explicitly so remove from the default list */ 447 output[type].fields &= ~field; 448 evname = evsel__name(evsel); 449 pr_debug("Samples for '%s' event do not have %s attribute set. " 450 "Skipping '%s' field.\n", 451 evname, sample_msg, output_field2str(field)); 452 453 return 0; 454 } 455 456 static int evsel__check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg, 457 enum perf_output_field field) 458 { 459 return evsel__do_check_stype(evsel, sample_type, sample_msg, field, false); 460 } 461 462 static int evsel__check_attr(struct evsel *evsel, struct perf_session *session) 463 { 464 struct perf_event_attr *attr = &evsel->core.attr; 465 bool allow_user_set; 466 467 if (evsel__is_dummy_event(evsel)) 468 return 0; 469 470 if (perf_header__has_feat(&session->header, HEADER_STAT)) 471 return 0; 472 473 allow_user_set = perf_header__has_feat(&session->header, 474 HEADER_AUXTRACE); 475 476 if (PRINT_FIELD(TRACE) && 477 !perf_session__has_traces(session, "record -R")) 478 return -EINVAL; 479 480 if (PRINT_FIELD(IP)) { 481 if (evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", PERF_OUTPUT_IP)) 482 return -EINVAL; 483 } 484 485 if (PRINT_FIELD(ADDR) && 486 evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", PERF_OUTPUT_ADDR, allow_user_set)) 487 return -EINVAL; 488 489 if (PRINT_FIELD(DATA_SRC) && 490 evsel__do_check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC", PERF_OUTPUT_DATA_SRC, allow_user_set)) 491 return -EINVAL; 492 493 if (PRINT_FIELD(WEIGHT) && 494 evsel__do_check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT, allow_user_set)) 495 return -EINVAL; 496 497 if (PRINT_FIELD(SYM) && 498 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) { 499 pr_err("Display of symbols requested but neither sample IP nor " 500 "sample address\navailable. Hence, no addresses to convert " 501 "to symbols.\n"); 502 return -EINVAL; 503 } 504 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) { 505 pr_err("Display of offsets requested but symbol is not" 506 "selected.\n"); 507 return -EINVAL; 508 } 509 if (PRINT_FIELD(DSO) && 510 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) { 511 pr_err("Display of DSO requested but no address to convert.\n"); 512 return -EINVAL; 513 } 514 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) { 515 pr_err("Display of source line number requested but sample IP is not\n" 516 "selected. Hence, no address to lookup the source line number.\n"); 517 return -EINVAL; 518 } 519 if ((PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM)) 520 && !allow_user_set && 521 !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_ANY)) { 522 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n" 523 "Hint: run 'perf record -b ...'\n"); 524 return -EINVAL; 525 } 526 if (PRINT_FIELD(BRCNTR) && 527 !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_COUNTERS)) { 528 pr_err("Display of branch counter requested but it's not enabled\n" 529 "Hint: run 'perf record -j any,counter ...'\n"); 530 return -EINVAL; 531 } 532 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && 533 evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", PERF_OUTPUT_TID|PERF_OUTPUT_PID)) 534 return -EINVAL; 535 536 if (PRINT_FIELD(TIME) && 537 evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", PERF_OUTPUT_TIME)) 538 return -EINVAL; 539 540 if (PRINT_FIELD(CPU) && 541 evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU", PERF_OUTPUT_CPU, allow_user_set)) 542 return -EINVAL; 543 544 if (PRINT_FIELD(IREGS) && 545 evsel__do_check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", PERF_OUTPUT_IREGS, allow_user_set)) 546 return -EINVAL; 547 548 if (PRINT_FIELD(UREGS) && 549 evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS", PERF_OUTPUT_UREGS)) 550 return -EINVAL; 551 552 if (PRINT_FIELD(PHYS_ADDR) && 553 evsel__do_check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR", PERF_OUTPUT_PHYS_ADDR, allow_user_set)) 554 return -EINVAL; 555 556 if (PRINT_FIELD(DATA_PAGE_SIZE) && 557 evsel__check_stype(evsel, PERF_SAMPLE_DATA_PAGE_SIZE, "DATA_PAGE_SIZE", PERF_OUTPUT_DATA_PAGE_SIZE)) 558 return -EINVAL; 559 560 if (PRINT_FIELD(CODE_PAGE_SIZE) && 561 evsel__check_stype(evsel, PERF_SAMPLE_CODE_PAGE_SIZE, "CODE_PAGE_SIZE", PERF_OUTPUT_CODE_PAGE_SIZE)) 562 return -EINVAL; 563 564 if (PRINT_FIELD(INS_LAT) && 565 evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_INS_LAT)) 566 return -EINVAL; 567 568 if (PRINT_FIELD(CGROUP) && 569 evsel__check_stype(evsel, PERF_SAMPLE_CGROUP, "CGROUP", PERF_OUTPUT_CGROUP)) { 570 pr_err("Hint: run 'perf record --all-cgroups ...'\n"); 571 return -EINVAL; 572 } 573 574 if (PRINT_FIELD(RETIRE_LAT) && 575 evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_RETIRE_LAT)) 576 return -EINVAL; 577 578 return 0; 579 } 580 581 static void set_print_ip_opts(struct perf_event_attr *attr) 582 { 583 unsigned int type = output_type(attr->type); 584 585 output[type].print_ip_opts = 0; 586 if (PRINT_FIELD(IP)) 587 output[type].print_ip_opts |= EVSEL__PRINT_IP; 588 589 if (PRINT_FIELD(SYM)) 590 output[type].print_ip_opts |= EVSEL__PRINT_SYM; 591 592 if (PRINT_FIELD(DSO)) 593 output[type].print_ip_opts |= EVSEL__PRINT_DSO; 594 595 if (PRINT_FIELD(DSOFF)) 596 output[type].print_ip_opts |= EVSEL__PRINT_DSOFF; 597 598 if (PRINT_FIELD(SYMOFFSET)) 599 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET; 600 601 if (PRINT_FIELD(SRCLINE)) 602 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE; 603 } 604 605 static struct evsel *find_first_output_type(struct evlist *evlist, 606 unsigned int type) 607 { 608 struct evsel *evsel; 609 610 evlist__for_each_entry(evlist, evsel) { 611 if (evsel__is_dummy_event(evsel)) 612 continue; 613 if (output_type(evsel->core.attr.type) == (int)type) 614 return evsel; 615 } 616 return NULL; 617 } 618 619 /* 620 * verify all user requested events exist and the samples 621 * have the expected data 622 */ 623 static int perf_session__check_output_opt(struct perf_session *session) 624 { 625 bool tod = false; 626 unsigned int j; 627 struct evsel *evsel; 628 629 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 630 evsel = find_first_output_type(session->evlist, j); 631 632 /* 633 * even if fields is set to 0 (ie., show nothing) event must 634 * exist if user explicitly includes it on the command line 635 */ 636 if (!evsel && output[j].user_set && !output[j].wildcard_set && 637 j != OUTPUT_TYPE_SYNTH) { 638 pr_err("%s events do not exist. " 639 "Remove corresponding -F option to proceed.\n", 640 event_type(j)); 641 return -1; 642 } 643 644 if (evsel && output[j].fields && 645 evsel__check_attr(evsel, session)) 646 return -1; 647 648 if (evsel == NULL) 649 continue; 650 651 /* 'dsoff' implys 'dso' field */ 652 if (output[j].fields & PERF_OUTPUT_DSOFF) 653 output[j].fields |= PERF_OUTPUT_DSO; 654 655 set_print_ip_opts(&evsel->core.attr); 656 tod |= output[j].fields & PERF_OUTPUT_TOD; 657 } 658 659 if (!no_callchain) { 660 bool use_callchain = false; 661 bool not_pipe = false; 662 663 evlist__for_each_entry(session->evlist, evsel) { 664 not_pipe = true; 665 if (evsel__has_callchain(evsel)) { 666 use_callchain = true; 667 break; 668 } 669 } 670 if (not_pipe && !use_callchain) 671 symbol_conf.use_callchain = false; 672 } 673 674 /* 675 * set default for tracepoints to print symbols only 676 * if callchains are present 677 */ 678 if (symbol_conf.use_callchain && 679 !output[PERF_TYPE_TRACEPOINT].user_set) { 680 j = PERF_TYPE_TRACEPOINT; 681 682 evlist__for_each_entry(session->evlist, evsel) { 683 if (evsel->core.attr.type != j) 684 continue; 685 686 if (evsel__has_callchain(evsel)) { 687 output[j].fields |= PERF_OUTPUT_IP; 688 output[j].fields |= PERF_OUTPUT_SYM; 689 output[j].fields |= PERF_OUTPUT_SYMOFFSET; 690 output[j].fields |= PERF_OUTPUT_DSO; 691 set_print_ip_opts(&evsel->core.attr); 692 goto out; 693 } 694 } 695 } 696 697 if (tod && !session->header.env.clock.enabled) { 698 pr_err("Can't provide 'tod' time, missing clock data. " 699 "Please record with -k/--clockid option.\n"); 700 return -1; 701 } 702 out: 703 return 0; 704 } 705 706 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask, const char *arch, 707 FILE *fp) 708 { 709 unsigned i = 0, r; 710 int printed = 0; 711 712 if (!regs || !regs->regs) 713 return 0; 714 715 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi); 716 717 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) { 718 u64 val = regs->regs[i++]; 719 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r, arch), val); 720 } 721 722 return printed; 723 } 724 725 #define DEFAULT_TOD_FMT "%F %H:%M:%S" 726 727 static char* 728 tod_scnprintf(struct perf_script *script, char *buf, int buflen, 729 u64 timestamp) 730 { 731 u64 tod_ns, clockid_ns; 732 struct perf_env *env; 733 unsigned long nsec; 734 struct tm ltime; 735 char date[64]; 736 time_t sec; 737 738 buf[0] = '\0'; 739 if (buflen < 64 || !script) 740 return buf; 741 742 env = &script->session->header.env; 743 if (!env->clock.enabled) { 744 scnprintf(buf, buflen, "disabled"); 745 return buf; 746 } 747 748 clockid_ns = env->clock.clockid_ns; 749 tod_ns = env->clock.tod_ns; 750 751 if (timestamp > clockid_ns) 752 tod_ns += timestamp - clockid_ns; 753 else 754 tod_ns -= clockid_ns - timestamp; 755 756 sec = (time_t) (tod_ns / NSEC_PER_SEC); 757 nsec = tod_ns - sec * NSEC_PER_SEC; 758 759 if (localtime_r(&sec, <ime) == NULL) { 760 scnprintf(buf, buflen, "failed"); 761 } else { 762 strftime(date, sizeof(date), DEFAULT_TOD_FMT, <ime); 763 764 if (symbol_conf.nanosecs) { 765 snprintf(buf, buflen, "%s.%09lu", date, nsec); 766 } else { 767 snprintf(buf, buflen, "%s.%06lu", 768 date, nsec / NSEC_PER_USEC); 769 } 770 } 771 772 return buf; 773 } 774 775 static int perf_sample__fprintf_iregs(struct perf_sample *sample, 776 struct perf_event_attr *attr, const char *arch, FILE *fp) 777 { 778 return perf_sample__fprintf_regs(&sample->intr_regs, 779 attr->sample_regs_intr, arch, fp); 780 } 781 782 static int perf_sample__fprintf_uregs(struct perf_sample *sample, 783 struct perf_event_attr *attr, const char *arch, FILE *fp) 784 { 785 return perf_sample__fprintf_regs(&sample->user_regs, 786 attr->sample_regs_user, arch, fp); 787 } 788 789 static int perf_sample__fprintf_start(struct perf_script *script, 790 struct perf_sample *sample, 791 struct thread *thread, 792 struct evsel *evsel, 793 u32 type, FILE *fp) 794 { 795 struct perf_event_attr *attr = &evsel->core.attr; 796 unsigned long secs; 797 unsigned long long nsecs; 798 int printed = 0; 799 char tstr[128]; 800 801 /* 802 * Print the branch counter's abbreviation list, 803 * if the branch counter is available. 804 */ 805 if (PRINT_FIELD(BRCNTR) && !verbose) { 806 char *buf; 807 808 if (!annotation_br_cntr_abbr_list(&buf, evsel, true)) { 809 printed += fprintf(stdout, "%s", buf); 810 free(buf); 811 } 812 } 813 814 if (PRINT_FIELD(MACHINE_PID) && sample->machine_pid) 815 printed += fprintf(fp, "VM:%5d ", sample->machine_pid); 816 817 /* Print VCPU only for guest events i.e. with machine_pid */ 818 if (PRINT_FIELD(VCPU) && sample->machine_pid) 819 printed += fprintf(fp, "VCPU:%03d ", sample->vcpu); 820 821 if (PRINT_FIELD(COMM)) { 822 const char *comm = thread ? thread__comm_str(thread) : ":-1"; 823 824 if (latency_format) 825 printed += fprintf(fp, "%8.8s ", comm); 826 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain) 827 printed += fprintf(fp, "%s ", comm); 828 else 829 printed += fprintf(fp, "%16s ", comm); 830 } 831 832 if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) 833 printed += fprintf(fp, "%7d/%-7d ", sample->pid, sample->tid); 834 else if (PRINT_FIELD(PID)) 835 printed += fprintf(fp, "%7d ", sample->pid); 836 else if (PRINT_FIELD(TID)) 837 printed += fprintf(fp, "%7d ", sample->tid); 838 839 if (PRINT_FIELD(CPU)) { 840 if (latency_format) 841 printed += fprintf(fp, "%3d ", sample->cpu); 842 else 843 printed += fprintf(fp, "[%03d] ", sample->cpu); 844 } 845 846 if (PRINT_FIELD(MISC)) { 847 int ret = 0; 848 849 #define has(m) \ 850 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m 851 852 if (has(KERNEL)) 853 ret += fprintf(fp, "K"); 854 if (has(USER)) 855 ret += fprintf(fp, "U"); 856 if (has(HYPERVISOR)) 857 ret += fprintf(fp, "H"); 858 if (has(GUEST_KERNEL)) 859 ret += fprintf(fp, "G"); 860 if (has(GUEST_USER)) 861 ret += fprintf(fp, "g"); 862 863 switch (type) { 864 case PERF_RECORD_MMAP: 865 case PERF_RECORD_MMAP2: 866 if (has(MMAP_DATA)) 867 ret += fprintf(fp, "M"); 868 break; 869 case PERF_RECORD_COMM: 870 if (has(COMM_EXEC)) 871 ret += fprintf(fp, "E"); 872 break; 873 case PERF_RECORD_SWITCH: 874 case PERF_RECORD_SWITCH_CPU_WIDE: 875 if (has(SWITCH_OUT)) { 876 ret += fprintf(fp, "S"); 877 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT) 878 ret += fprintf(fp, "p"); 879 } 880 default: 881 break; 882 } 883 884 #undef has 885 886 ret += fprintf(fp, "%*s", 6 - ret, " "); 887 printed += ret; 888 } 889 890 if (PRINT_FIELD(TOD)) { 891 tod_scnprintf(script, tstr, sizeof(tstr), sample->time); 892 printed += fprintf(fp, "%s ", tstr); 893 } 894 895 if (PRINT_FIELD(TIME)) { 896 u64 t = sample->time; 897 if (reltime) { 898 if (!initial_time) 899 initial_time = sample->time; 900 t = sample->time - initial_time; 901 } else if (deltatime) { 902 if (previous_time) 903 t = sample->time - previous_time; 904 else { 905 t = 0; 906 } 907 previous_time = sample->time; 908 } 909 nsecs = t; 910 secs = nsecs / NSEC_PER_SEC; 911 nsecs -= secs * NSEC_PER_SEC; 912 913 if (symbol_conf.nanosecs) 914 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs); 915 else { 916 char sample_time[32]; 917 timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time)); 918 printed += fprintf(fp, "%12s: ", sample_time); 919 } 920 } 921 922 return printed; 923 } 924 925 static inline char 926 mispred_str(struct branch_entry *br) 927 { 928 if (!(br->flags.mispred || br->flags.predicted)) 929 return '-'; 930 931 return br->flags.predicted ? 'P' : 'M'; 932 } 933 934 static int print_bstack_flags(FILE *fp, struct branch_entry *br) 935 { 936 return fprintf(fp, "/%c/%c/%c/%d/%s/%s ", 937 mispred_str(br), 938 br->flags.in_tx ? 'X' : '-', 939 br->flags.abort ? 'A' : '-', 940 br->flags.cycles, 941 get_branch_type(br), 942 br->flags.spec ? branch_spec_desc(br->flags.spec) : "-"); 943 } 944 945 static int perf_sample__fprintf_brstack(struct perf_sample *sample, 946 struct thread *thread, 947 struct perf_event_attr *attr, FILE *fp) 948 { 949 struct branch_stack *br = sample->branch_stack; 950 struct branch_entry *entries = perf_sample__branch_entries(sample); 951 u64 i, from, to; 952 int printed = 0; 953 954 if (!(br && br->nr)) 955 return 0; 956 957 for (i = 0; i < br->nr; i++) { 958 from = entries[i].from; 959 to = entries[i].to; 960 961 printed += fprintf(fp, " 0x%"PRIx64, from); 962 if (PRINT_FIELD(DSO)) { 963 struct addr_location alf, alt; 964 965 addr_location__init(&alf); 966 addr_location__init(&alt); 967 thread__find_map_fb(thread, sample->cpumode, from, &alf); 968 thread__find_map_fb(thread, sample->cpumode, to, &alt); 969 970 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); 971 printed += fprintf(fp, "/0x%"PRIx64, to); 972 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); 973 addr_location__exit(&alt); 974 addr_location__exit(&alf); 975 } else 976 printed += fprintf(fp, "/0x%"PRIx64, to); 977 978 printed += print_bstack_flags(fp, entries + i); 979 } 980 981 return printed; 982 } 983 984 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample, 985 struct thread *thread, 986 struct perf_event_attr *attr, FILE *fp) 987 { 988 struct branch_stack *br = sample->branch_stack; 989 struct branch_entry *entries = perf_sample__branch_entries(sample); 990 u64 i, from, to; 991 int printed = 0; 992 993 if (!(br && br->nr)) 994 return 0; 995 996 for (i = 0; i < br->nr; i++) { 997 struct addr_location alf, alt; 998 999 addr_location__init(&alf); 1000 addr_location__init(&alt); 1001 from = entries[i].from; 1002 to = entries[i].to; 1003 1004 thread__find_symbol_fb(thread, sample->cpumode, from, &alf); 1005 thread__find_symbol_fb(thread, sample->cpumode, to, &alt); 1006 1007 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp); 1008 if (PRINT_FIELD(DSO)) 1009 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); 1010 printed += fprintf(fp, "%c", '/'); 1011 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp); 1012 if (PRINT_FIELD(DSO)) 1013 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); 1014 printed += print_bstack_flags(fp, entries + i); 1015 addr_location__exit(&alt); 1016 addr_location__exit(&alf); 1017 } 1018 1019 return printed; 1020 } 1021 1022 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample, 1023 struct thread *thread, 1024 struct perf_event_attr *attr, FILE *fp) 1025 { 1026 struct branch_stack *br = sample->branch_stack; 1027 struct branch_entry *entries = perf_sample__branch_entries(sample); 1028 u64 i, from, to; 1029 int printed = 0; 1030 1031 if (!(br && br->nr)) 1032 return 0; 1033 1034 for (i = 0; i < br->nr; i++) { 1035 struct addr_location alf, alt; 1036 1037 addr_location__init(&alf); 1038 addr_location__init(&alt); 1039 from = entries[i].from; 1040 to = entries[i].to; 1041 1042 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) && 1043 !dso__adjust_symbols(map__dso(alf.map))) 1044 from = map__dso_map_ip(alf.map, from); 1045 1046 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) && 1047 !dso__adjust_symbols(map__dso(alt.map))) 1048 to = map__dso_map_ip(alt.map, to); 1049 1050 printed += fprintf(fp, " 0x%"PRIx64, from); 1051 if (PRINT_FIELD(DSO)) 1052 printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp); 1053 printed += fprintf(fp, "/0x%"PRIx64, to); 1054 if (PRINT_FIELD(DSO)) 1055 printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp); 1056 printed += print_bstack_flags(fp, entries + i); 1057 addr_location__exit(&alt); 1058 addr_location__exit(&alf); 1059 } 1060 1061 return printed; 1062 } 1063 #define MAXBB 16384UL 1064 1065 static int grab_bb(u8 *buffer, u64 start, u64 end, 1066 struct machine *machine, struct thread *thread, 1067 bool *is64bit, u8 *cpumode, bool last) 1068 { 1069 long offset, len; 1070 struct addr_location al; 1071 bool kernel; 1072 struct dso *dso; 1073 int ret = 0; 1074 1075 if (!start || !end) 1076 return 0; 1077 1078 kernel = machine__kernel_ip(machine, start); 1079 if (kernel) 1080 *cpumode = PERF_RECORD_MISC_KERNEL; 1081 else 1082 *cpumode = PERF_RECORD_MISC_USER; 1083 1084 /* 1085 * Block overlaps between kernel and user. 1086 * This can happen due to ring filtering 1087 * On Intel CPUs the entry into the kernel is filtered, 1088 * but the exit is not. Let the caller patch it up. 1089 */ 1090 if (kernel != machine__kernel_ip(machine, end)) { 1091 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end); 1092 return -ENXIO; 1093 } 1094 1095 if (end - start > MAXBB - MAXINSN) { 1096 if (last) 1097 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end); 1098 else 1099 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start); 1100 return 0; 1101 } 1102 1103 addr_location__init(&al); 1104 if (!thread__find_map(thread, *cpumode, start, &al) || (dso = map__dso(al.map)) == NULL) { 1105 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end); 1106 goto out; 1107 } 1108 if (dso__data(dso)->status == DSO_DATA_STATUS_ERROR) { 1109 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end); 1110 goto out; 1111 } 1112 1113 /* Load maps to ensure dso->is_64_bit has been updated */ 1114 map__load(al.map); 1115 1116 offset = map__map_ip(al.map, start); 1117 len = dso__data_read_offset(dso, machine, offset, (u8 *)buffer, 1118 end - start + MAXINSN); 1119 1120 *is64bit = dso__is_64_bit(dso); 1121 if (len <= 0) 1122 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n", 1123 start, end); 1124 ret = len; 1125 out: 1126 addr_location__exit(&al); 1127 return ret; 1128 } 1129 1130 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state) 1131 { 1132 char *srcfile; 1133 int ret = 0; 1134 unsigned line; 1135 int len; 1136 char *srccode; 1137 struct dso *dso; 1138 1139 if (!map || (dso = map__dso(map)) == NULL) 1140 return 0; 1141 srcfile = get_srcline_split(dso, 1142 map__rip_2objdump(map, addr), 1143 &line); 1144 if (!srcfile) 1145 return 0; 1146 1147 /* Avoid redundant printing */ 1148 if (state && 1149 state->srcfile && 1150 !strcmp(state->srcfile, srcfile) && 1151 state->line == line) { 1152 free(srcfile); 1153 return 0; 1154 } 1155 1156 srccode = find_sourceline(srcfile, line, &len); 1157 if (!srccode) 1158 goto out_free_line; 1159 1160 ret = fprintf(fp, "|%-8d %.*s", line, len, srccode); 1161 1162 if (state) { 1163 state->srcfile = srcfile; 1164 state->line = line; 1165 } 1166 return ret; 1167 1168 out_free_line: 1169 free(srcfile); 1170 return ret; 1171 } 1172 1173 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr) 1174 { 1175 struct addr_location al; 1176 int ret = 0; 1177 1178 addr_location__init(&al); 1179 thread__find_map(thread, cpumode, addr, &al); 1180 if (!al.map) 1181 goto out; 1182 ret = map__fprintf_srccode(al.map, al.addr, stdout, 1183 thread__srccode_state(thread)); 1184 if (ret) 1185 ret += printf("\n"); 1186 out: 1187 addr_location__exit(&al); 1188 return ret; 1189 } 1190 1191 static int any_dump_insn(struct perf_event_attr *attr __maybe_unused, 1192 struct perf_insn *x, uint64_t ip, 1193 u8 *inbuf, int inlen, int *lenp, 1194 FILE *fp) 1195 { 1196 #ifdef HAVE_LIBCAPSTONE_SUPPORT 1197 if (PRINT_FIELD(BRSTACKDISASM)) { 1198 int printed = fprintf_insn_asm(x->machine, x->thread, x->cpumode, x->is64bit, 1199 (uint8_t *)inbuf, inlen, ip, lenp, 1200 PRINT_INSN_IMM_HEX, fp); 1201 1202 if (printed > 0) 1203 return printed; 1204 } 1205 #endif 1206 return fprintf(fp, "%s", dump_insn(x, ip, inbuf, inlen, lenp)); 1207 } 1208 1209 static int add_padding(FILE *fp, int printed, int padding) 1210 { 1211 if (printed >= 0 && printed < padding) 1212 printed += fprintf(fp, "%*s", padding - printed, ""); 1213 return printed; 1214 } 1215 1216 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en, 1217 struct perf_insn *x, u8 *inbuf, int len, 1218 int insn, FILE *fp, int *total_cycles, 1219 struct perf_event_attr *attr, 1220 struct thread *thread, 1221 struct evsel *evsel, 1222 u64 br_cntr) 1223 { 1224 int ilen = 0; 1225 int printed = fprintf(fp, "\t%016" PRIx64 "\t", ip); 1226 1227 printed += add_padding(fp, any_dump_insn(attr, x, ip, inbuf, len, &ilen, fp), 30); 1228 printed += fprintf(fp, "\t"); 1229 1230 if (PRINT_FIELD(BRSTACKINSNLEN)) 1231 printed += fprintf(fp, "ilen: %d\t", ilen); 1232 1233 if (PRINT_FIELD(SRCLINE)) { 1234 struct addr_location al; 1235 1236 addr_location__init(&al); 1237 thread__find_map(thread, x->cpumode, ip, &al); 1238 printed += map__fprintf_srcline(al.map, al.addr, " srcline: ", fp); 1239 printed += fprintf(fp, "\t"); 1240 addr_location__exit(&al); 1241 } 1242 1243 if (PRINT_FIELD(BRCNTR)) { 1244 unsigned int width = evsel__env(evsel)->br_cntr_width; 1245 unsigned int i = 0, j, num, mask = (1L << width) - 1; 1246 struct evsel *pos = evsel__leader(evsel); 1247 1248 printed += fprintf(fp, "br_cntr: "); 1249 evlist__for_each_entry_from(evsel->evlist, pos) { 1250 if (!(pos->core.attr.branch_sample_type & PERF_SAMPLE_BRANCH_COUNTERS)) 1251 continue; 1252 if (evsel__leader(pos) != evsel__leader(evsel)) 1253 break; 1254 1255 num = (br_cntr >> (i++ * width)) & mask; 1256 if (!verbose) { 1257 for (j = 0; j < num; j++) 1258 printed += fprintf(fp, "%s", pos->abbr_name); 1259 } else 1260 printed += fprintf(fp, "%s %d ", pos->name, num); 1261 } 1262 printed += fprintf(fp, "\t"); 1263 } 1264 1265 printed += fprintf(fp, "#%s%s%s%s", 1266 en->flags.predicted ? " PRED" : "", 1267 en->flags.mispred ? " MISPRED" : "", 1268 en->flags.in_tx ? " INTX" : "", 1269 en->flags.abort ? " ABORT" : ""); 1270 if (en->flags.cycles) { 1271 *total_cycles += en->flags.cycles; 1272 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles); 1273 if (insn) 1274 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles); 1275 } 1276 1277 return printed + fprintf(fp, "\n"); 1278 } 1279 1280 static int ip__fprintf_sym(uint64_t addr, struct thread *thread, 1281 u8 cpumode, int cpu, struct symbol **lastsym, 1282 struct perf_event_attr *attr, FILE *fp) 1283 { 1284 struct addr_location al; 1285 int off, printed = 0, ret = 0; 1286 1287 addr_location__init(&al); 1288 thread__find_map(thread, cpumode, addr, &al); 1289 1290 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end) 1291 goto out; 1292 1293 al.cpu = cpu; 1294 al.sym = NULL; 1295 if (al.map) 1296 al.sym = map__find_symbol(al.map, al.addr); 1297 1298 if (!al.sym) 1299 goto out; 1300 1301 if (al.addr < al.sym->end) 1302 off = al.addr - al.sym->start; 1303 else 1304 off = al.addr - map__start(al.map) - al.sym->start; 1305 printed += fprintf(fp, "\t%s", al.sym->name); 1306 if (off) 1307 printed += fprintf(fp, "%+d", off); 1308 printed += fprintf(fp, ":"); 1309 if (PRINT_FIELD(SRCLINE)) 1310 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp); 1311 printed += fprintf(fp, "\n"); 1312 *lastsym = al.sym; 1313 1314 ret = printed; 1315 out: 1316 addr_location__exit(&al); 1317 return ret; 1318 } 1319 1320 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample, 1321 struct evsel *evsel, 1322 struct thread *thread, 1323 struct perf_event_attr *attr, 1324 struct machine *machine, FILE *fp) 1325 { 1326 struct branch_stack *br = sample->branch_stack; 1327 struct branch_entry *entries = perf_sample__branch_entries(sample); 1328 u64 start, end; 1329 int i, insn, len, nr, ilen, printed = 0; 1330 struct perf_insn x; 1331 u8 buffer[MAXBB]; 1332 unsigned off; 1333 struct symbol *lastsym = NULL; 1334 int total_cycles = 0; 1335 u64 br_cntr = 0; 1336 1337 if (!(br && br->nr)) 1338 return 0; 1339 nr = br->nr; 1340 if (max_blocks && nr > max_blocks + 1) 1341 nr = max_blocks + 1; 1342 1343 x.thread = thread; 1344 x.machine = machine; 1345 x.cpu = sample->cpu; 1346 1347 if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr) 1348 br_cntr = sample->branch_stack_cntr[nr - 1]; 1349 1350 printed += fprintf(fp, "%c", '\n'); 1351 1352 /* Handle first from jump, of which we don't know the entry. */ 1353 len = grab_bb(buffer, entries[nr-1].from, 1354 entries[nr-1].from, 1355 machine, thread, &x.is64bit, &x.cpumode, false); 1356 if (len > 0) { 1357 printed += ip__fprintf_sym(entries[nr - 1].from, thread, 1358 x.cpumode, x.cpu, &lastsym, attr, fp); 1359 printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1], 1360 &x, buffer, len, 0, fp, &total_cycles, 1361 attr, thread, evsel, br_cntr); 1362 if (PRINT_FIELD(SRCCODE)) 1363 printed += print_srccode(thread, x.cpumode, entries[nr - 1].from); 1364 } 1365 1366 /* Print all blocks */ 1367 for (i = nr - 2; i >= 0; i--) { 1368 if (entries[i].from || entries[i].to) 1369 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i, 1370 entries[i].from, 1371 entries[i].to); 1372 start = entries[i + 1].to; 1373 end = entries[i].from; 1374 1375 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false); 1376 /* Patch up missing kernel transfers due to ring filters */ 1377 if (len == -ENXIO && i > 0) { 1378 end = entries[--i].from; 1379 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end); 1380 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false); 1381 } 1382 if (len <= 0) 1383 continue; 1384 1385 insn = 0; 1386 for (off = 0; off < (unsigned)len; off += ilen) { 1387 uint64_t ip = start + off; 1388 1389 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp); 1390 if (ip == end) { 1391 if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr) 1392 br_cntr = sample->branch_stack_cntr[i]; 1393 printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp, 1394 &total_cycles, attr, thread, evsel, br_cntr); 1395 if (PRINT_FIELD(SRCCODE)) 1396 printed += print_srccode(thread, x.cpumode, ip); 1397 break; 1398 } else { 1399 ilen = 0; 1400 printed += fprintf(fp, "\t%016" PRIx64 "\t", ip); 1401 printed += any_dump_insn(attr, &x, ip, buffer + off, len - off, &ilen, fp); 1402 if (PRINT_FIELD(BRSTACKINSNLEN)) 1403 printed += fprintf(fp, "\tilen: %d", ilen); 1404 printed += fprintf(fp, "\n"); 1405 if (ilen == 0) 1406 break; 1407 if (PRINT_FIELD(SRCCODE)) 1408 print_srccode(thread, x.cpumode, ip); 1409 insn++; 1410 } 1411 } 1412 if (off != end - start) 1413 printed += fprintf(fp, "\tmismatch of LBR data and executable\n"); 1414 } 1415 1416 /* 1417 * Hit the branch? In this case we are already done, and the target 1418 * has not been executed yet. 1419 */ 1420 if (entries[0].from == sample->ip) 1421 goto out; 1422 if (entries[0].flags.abort) 1423 goto out; 1424 1425 /* 1426 * Print final block up to sample 1427 * 1428 * Due to pipeline delays the LBRs might be missing a branch 1429 * or two, which can result in very large or negative blocks 1430 * between final branch and sample. When this happens just 1431 * continue walking after the last TO until we hit a branch. 1432 */ 1433 start = entries[0].to; 1434 end = sample->ip; 1435 if (end < start) { 1436 /* Missing jump. Scan 128 bytes for the next branch */ 1437 end = start + 128; 1438 } 1439 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true); 1440 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp); 1441 if (len <= 0) { 1442 /* Print at least last IP if basic block did not work */ 1443 len = grab_bb(buffer, sample->ip, sample->ip, 1444 machine, thread, &x.is64bit, &x.cpumode, false); 1445 if (len <= 0) 1446 goto out; 1447 ilen = 0; 1448 printed += fprintf(fp, "\t%016" PRIx64 "\t", sample->ip); 1449 printed += any_dump_insn(attr, &x, sample->ip, buffer, len, &ilen, fp); 1450 if (PRINT_FIELD(BRSTACKINSNLEN)) 1451 printed += fprintf(fp, "\tilen: %d", ilen); 1452 printed += fprintf(fp, "\n"); 1453 if (PRINT_FIELD(SRCCODE)) 1454 print_srccode(thread, x.cpumode, sample->ip); 1455 goto out; 1456 } 1457 for (off = 0; off <= end - start; off += ilen) { 1458 ilen = 0; 1459 printed += fprintf(fp, "\t%016" PRIx64 "\t", start + off); 1460 printed += any_dump_insn(attr, &x, start + off, buffer + off, len - off, &ilen, fp); 1461 if (PRINT_FIELD(BRSTACKINSNLEN)) 1462 printed += fprintf(fp, "\tilen: %d", ilen); 1463 printed += fprintf(fp, "\n"); 1464 if (ilen == 0) 1465 break; 1466 if (arch_is_branch(buffer + off, len - off, x.is64bit) && start + off != sample->ip) { 1467 /* 1468 * Hit a missing branch. Just stop. 1469 */ 1470 printed += fprintf(fp, "\t... not reaching sample ...\n"); 1471 break; 1472 } 1473 if (PRINT_FIELD(SRCCODE)) 1474 print_srccode(thread, x.cpumode, start + off); 1475 } 1476 out: 1477 return printed; 1478 } 1479 1480 static int perf_sample__fprintf_addr(struct perf_sample *sample, 1481 struct thread *thread, 1482 struct perf_event_attr *attr, FILE *fp) 1483 { 1484 struct addr_location al; 1485 int printed = fprintf(fp, "%16" PRIx64, sample->addr); 1486 1487 addr_location__init(&al); 1488 if (!sample_addr_correlates_sym(attr)) 1489 goto out; 1490 1491 thread__resolve(thread, &al, sample); 1492 1493 if (PRINT_FIELD(SYM)) { 1494 printed += fprintf(fp, " "); 1495 if (PRINT_FIELD(SYMOFFSET)) 1496 printed += symbol__fprintf_symname_offs(al.sym, &al, fp); 1497 else 1498 printed += symbol__fprintf_symname(al.sym, fp); 1499 } 1500 1501 if (PRINT_FIELD(DSO)) 1502 printed += map__fprintf_dsoname_dsoff(al.map, PRINT_FIELD(DSOFF), al.addr, fp); 1503 out: 1504 addr_location__exit(&al); 1505 return printed; 1506 } 1507 1508 static const char *resolve_branch_sym(struct perf_sample *sample, 1509 struct evsel *evsel, 1510 struct thread *thread, 1511 struct addr_location *al, 1512 struct addr_location *addr_al, 1513 u64 *ip) 1514 { 1515 struct perf_event_attr *attr = &evsel->core.attr; 1516 const char *name = NULL; 1517 1518 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) { 1519 if (sample_addr_correlates_sym(attr)) { 1520 if (!addr_al->thread) 1521 thread__resolve(thread, addr_al, sample); 1522 if (addr_al->sym) 1523 name = addr_al->sym->name; 1524 else 1525 *ip = sample->addr; 1526 } else { 1527 *ip = sample->addr; 1528 } 1529 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) { 1530 if (al->sym) 1531 name = al->sym->name; 1532 else 1533 *ip = sample->ip; 1534 } 1535 return name; 1536 } 1537 1538 static int perf_sample__fprintf_callindent(struct perf_sample *sample, 1539 struct evsel *evsel, 1540 struct thread *thread, 1541 struct addr_location *al, 1542 struct addr_location *addr_al, 1543 FILE *fp) 1544 { 1545 struct perf_event_attr *attr = &evsel->core.attr; 1546 size_t depth = thread_stack__depth(thread, sample->cpu); 1547 const char *name = NULL; 1548 static int spacing; 1549 int len = 0; 1550 int dlen = 0; 1551 u64 ip = 0; 1552 1553 /* 1554 * The 'return' has already been popped off the stack so the depth has 1555 * to be adjusted to match the 'call'. 1556 */ 1557 if (thread__ts(thread) && sample->flags & PERF_IP_FLAG_RETURN) 1558 depth += 1; 1559 1560 name = resolve_branch_sym(sample, evsel, thread, al, addr_al, &ip); 1561 1562 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) { 1563 dlen += fprintf(fp, "("); 1564 dlen += map__fprintf_dsoname(al->map, fp); 1565 dlen += fprintf(fp, ")\t"); 1566 } 1567 1568 if (name) 1569 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name); 1570 else if (ip) 1571 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip); 1572 1573 if (len < 0) 1574 return len; 1575 1576 /* 1577 * Try to keep the output length from changing frequently so that the 1578 * output lines up more nicely. 1579 */ 1580 if (len > spacing || (len && len < spacing - 52)) 1581 spacing = round_up(len + 4, 32); 1582 1583 if (len < spacing) 1584 len += fprintf(fp, "%*s", spacing - len, ""); 1585 1586 return len + dlen; 1587 } 1588 1589 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused, 1590 struct thread *thread __maybe_unused, 1591 struct machine *machine __maybe_unused) 1592 { 1593 } 1594 1595 void script_fetch_insn(struct perf_sample *sample, struct thread *thread, 1596 struct machine *machine) 1597 { 1598 if (sample->insn_len == 0 && native_arch) 1599 arch_fetch_insn(sample, thread, machine); 1600 } 1601 1602 static int perf_sample__fprintf_insn(struct perf_sample *sample, 1603 struct evsel *evsel, 1604 struct perf_event_attr *attr, 1605 struct thread *thread, 1606 struct machine *machine, FILE *fp, 1607 struct addr_location *al) 1608 { 1609 int printed = 0; 1610 1611 script_fetch_insn(sample, thread, machine); 1612 1613 if (PRINT_FIELD(INSNLEN)) 1614 printed += fprintf(fp, " ilen: %d", sample->insn_len); 1615 if (PRINT_FIELD(INSN) && sample->insn_len) { 1616 printed += fprintf(fp, " insn: "); 1617 printed += sample__fprintf_insn_raw(sample, fp); 1618 } 1619 if (PRINT_FIELD(DISASM) && sample->insn_len) { 1620 printed += fprintf(fp, "\t\t"); 1621 printed += sample__fprintf_insn_asm(sample, thread, machine, fp, al); 1622 } 1623 if (PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM)) 1624 printed += perf_sample__fprintf_brstackinsn(sample, evsel, thread, attr, machine, fp); 1625 1626 return printed; 1627 } 1628 1629 static int perf_sample__fprintf_ipc(struct perf_sample *sample, 1630 struct perf_event_attr *attr, FILE *fp) 1631 { 1632 unsigned int ipc; 1633 1634 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt) 1635 return 0; 1636 1637 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt; 1638 1639 return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ", 1640 ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt); 1641 } 1642 1643 static int perf_sample__fprintf_bts(struct perf_sample *sample, 1644 struct evsel *evsel, 1645 struct thread *thread, 1646 struct addr_location *al, 1647 struct addr_location *addr_al, 1648 struct machine *machine, FILE *fp) 1649 { 1650 struct perf_event_attr *attr = &evsel->core.attr; 1651 unsigned int type = output_type(attr->type); 1652 bool print_srcline_last = false; 1653 int printed = 0; 1654 1655 if (PRINT_FIELD(CALLINDENT)) 1656 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, addr_al, fp); 1657 1658 /* print branch_from information */ 1659 if (PRINT_FIELD(IP)) { 1660 unsigned int print_opts = output[type].print_ip_opts; 1661 struct callchain_cursor *cursor = NULL; 1662 1663 if (symbol_conf.use_callchain && sample->callchain) { 1664 cursor = get_tls_callchain_cursor(); 1665 if (thread__resolve_callchain(al->thread, cursor, evsel, 1666 sample, NULL, NULL, 1667 scripting_max_stack)) 1668 cursor = NULL; 1669 } 1670 if (cursor == NULL) { 1671 printed += fprintf(fp, " "); 1672 if (print_opts & EVSEL__PRINT_SRCLINE) { 1673 print_srcline_last = true; 1674 print_opts &= ~EVSEL__PRINT_SRCLINE; 1675 } 1676 } else 1677 printed += fprintf(fp, "\n"); 1678 1679 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor, 1680 symbol_conf.bt_stop_list, fp); 1681 } 1682 1683 /* print branch_to information */ 1684 if (PRINT_FIELD(ADDR) || 1685 ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) && 1686 !output[type].user_set)) { 1687 printed += fprintf(fp, " => "); 1688 printed += perf_sample__fprintf_addr(sample, thread, attr, fp); 1689 } 1690 1691 printed += perf_sample__fprintf_ipc(sample, attr, fp); 1692 1693 if (print_srcline_last) 1694 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp); 1695 1696 printed += perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al); 1697 printed += fprintf(fp, "\n"); 1698 if (PRINT_FIELD(SRCCODE)) { 1699 int ret = map__fprintf_srccode(al->map, al->addr, stdout, 1700 thread__srccode_state(thread)); 1701 if (ret) { 1702 printed += ret; 1703 printed += printf("\n"); 1704 } 1705 } 1706 return printed; 1707 } 1708 1709 static struct { 1710 u32 flags; 1711 const char *name; 1712 } sample_flags[] = { 1713 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"}, 1714 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"}, 1715 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"}, 1716 {PERF_IP_FLAG_BRANCH, "jmp"}, 1717 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"}, 1718 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"}, 1719 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"}, 1720 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"}, 1721 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"}, 1722 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"}, 1723 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"}, 1724 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"}, 1725 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"}, 1726 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMENTRY, "vmentry"}, 1727 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMEXIT, "vmexit"}, 1728 {0, NULL} 1729 }; 1730 1731 static const char *sample_flags_to_name(u32 flags) 1732 { 1733 int i; 1734 1735 for (i = 0; sample_flags[i].name ; i++) { 1736 if (sample_flags[i].flags == flags) 1737 return sample_flags[i].name; 1738 } 1739 1740 return NULL; 1741 } 1742 1743 int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz) 1744 { 1745 u32 xf = PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_INTR_DISABLE | 1746 PERF_IP_FLAG_INTR_TOGGLE; 1747 const char *chars = PERF_IP_FLAG_CHARS; 1748 const size_t n = strlen(PERF_IP_FLAG_CHARS); 1749 const char *name = NULL; 1750 size_t i, pos = 0; 1751 char xs[16] = {0}; 1752 1753 if (flags & xf) 1754 snprintf(xs, sizeof(xs), "(%s%s%s)", 1755 flags & PERF_IP_FLAG_IN_TX ? "x" : "", 1756 flags & PERF_IP_FLAG_INTR_DISABLE ? "D" : "", 1757 flags & PERF_IP_FLAG_INTR_TOGGLE ? "t" : ""); 1758 1759 name = sample_flags_to_name(flags & ~xf); 1760 if (name) 1761 return snprintf(str, sz, "%-15s%6s", name, xs); 1762 1763 if (flags & PERF_IP_FLAG_TRACE_BEGIN) { 1764 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_BEGIN)); 1765 if (name) 1766 return snprintf(str, sz, "tr strt %-7s%6s", name, xs); 1767 } 1768 1769 if (flags & PERF_IP_FLAG_TRACE_END) { 1770 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_END)); 1771 if (name) 1772 return snprintf(str, sz, "tr end %-7s%6s", name, xs); 1773 } 1774 1775 for (i = 0; i < n; i++, flags >>= 1) { 1776 if ((flags & 1) && pos < sz) 1777 str[pos++] = chars[i]; 1778 } 1779 for (; i < 32; i++, flags >>= 1) { 1780 if ((flags & 1) && pos < sz) 1781 str[pos++] = '?'; 1782 } 1783 if (pos < sz) 1784 str[pos] = 0; 1785 1786 return pos; 1787 } 1788 1789 static int perf_sample__fprintf_flags(u32 flags, FILE *fp) 1790 { 1791 char str[SAMPLE_FLAGS_BUF_SIZE]; 1792 1793 perf_sample__sprintf_flags(flags, str, sizeof(str)); 1794 return fprintf(fp, " %-21s ", str); 1795 } 1796 1797 struct printer_data { 1798 int line_no; 1799 bool hit_nul; 1800 bool is_printable; 1801 }; 1802 1803 static int sample__fprintf_bpf_output(enum binary_printer_ops op, 1804 unsigned int val, 1805 void *extra, FILE *fp) 1806 { 1807 unsigned char ch = (unsigned char)val; 1808 struct printer_data *printer_data = extra; 1809 int printed = 0; 1810 1811 switch (op) { 1812 case BINARY_PRINT_DATA_BEGIN: 1813 printed += fprintf(fp, "\n"); 1814 break; 1815 case BINARY_PRINT_LINE_BEGIN: 1816 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" : 1817 " "); 1818 break; 1819 case BINARY_PRINT_ADDR: 1820 printed += fprintf(fp, " %04x:", val); 1821 break; 1822 case BINARY_PRINT_NUM_DATA: 1823 printed += fprintf(fp, " %02x", val); 1824 break; 1825 case BINARY_PRINT_NUM_PAD: 1826 printed += fprintf(fp, " "); 1827 break; 1828 case BINARY_PRINT_SEP: 1829 printed += fprintf(fp, " "); 1830 break; 1831 case BINARY_PRINT_CHAR_DATA: 1832 if (printer_data->hit_nul && ch) 1833 printer_data->is_printable = false; 1834 1835 if (!isprint(ch)) { 1836 printed += fprintf(fp, "%c", '.'); 1837 1838 if (!printer_data->is_printable) 1839 break; 1840 1841 if (ch == '\0') 1842 printer_data->hit_nul = true; 1843 else 1844 printer_data->is_printable = false; 1845 } else { 1846 printed += fprintf(fp, "%c", ch); 1847 } 1848 break; 1849 case BINARY_PRINT_CHAR_PAD: 1850 printed += fprintf(fp, " "); 1851 break; 1852 case BINARY_PRINT_LINE_END: 1853 printed += fprintf(fp, "\n"); 1854 printer_data->line_no++; 1855 break; 1856 case BINARY_PRINT_DATA_END: 1857 default: 1858 break; 1859 } 1860 1861 return printed; 1862 } 1863 1864 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp) 1865 { 1866 unsigned int nr_bytes = sample->raw_size; 1867 struct printer_data printer_data = {0, false, true}; 1868 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8, 1869 sample__fprintf_bpf_output, &printer_data, fp); 1870 1871 if (printer_data.is_printable && printer_data.hit_nul) 1872 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data)); 1873 1874 return printed; 1875 } 1876 1877 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp) 1878 { 1879 if (len > 0 && len < spacing) 1880 return fprintf(fp, "%*s", spacing - len, ""); 1881 1882 return 0; 1883 } 1884 1885 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp) 1886 { 1887 return perf_sample__fprintf_spacing(len, 34, fp); 1888 } 1889 1890 /* If a value contains only printable ASCII characters padded with NULLs */ 1891 static bool ptw_is_prt(u64 val) 1892 { 1893 char c; 1894 u32 i; 1895 1896 for (i = 0; i < sizeof(val); i++) { 1897 c = ((char *)&val)[i]; 1898 if (!c) 1899 break; 1900 if (!isprint(c) || !isascii(c)) 1901 return false; 1902 } 1903 for (; i < sizeof(val); i++) { 1904 c = ((char *)&val)[i]; 1905 if (c) 1906 return false; 1907 } 1908 return true; 1909 } 1910 1911 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp) 1912 { 1913 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample); 1914 char str[sizeof(u64) + 1] = ""; 1915 int len; 1916 u64 val; 1917 1918 if (perf_sample__bad_synth_size(sample, *data)) 1919 return 0; 1920 1921 val = le64_to_cpu(data->payload); 1922 if (ptw_is_prt(val)) { 1923 memcpy(str, &val, sizeof(val)); 1924 str[sizeof(val)] = 0; 1925 } 1926 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " %s ", 1927 data->ip, val, str); 1928 return len + perf_sample__fprintf_pt_spacing(len, fp); 1929 } 1930 1931 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp) 1932 { 1933 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample); 1934 int len; 1935 1936 if (perf_sample__bad_synth_size(sample, *data)) 1937 return 0; 1938 1939 len = fprintf(fp, " hints: %#x extensions: %#x ", 1940 data->hints, data->extensions); 1941 return len + perf_sample__fprintf_pt_spacing(len, fp); 1942 } 1943 1944 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp) 1945 { 1946 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample); 1947 int len; 1948 1949 if (perf_sample__bad_synth_size(sample, *data)) 1950 return 0; 1951 1952 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ", 1953 data->hw, data->cstate, data->subcstate); 1954 return len + perf_sample__fprintf_pt_spacing(len, fp); 1955 } 1956 1957 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp) 1958 { 1959 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample); 1960 int len; 1961 1962 if (perf_sample__bad_synth_size(sample, *data)) 1963 return 0; 1964 1965 len = fprintf(fp, " IP: %u ", data->ip); 1966 return len + perf_sample__fprintf_pt_spacing(len, fp); 1967 } 1968 1969 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp) 1970 { 1971 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample); 1972 int len; 1973 1974 if (perf_sample__bad_synth_size(sample, *data)) 1975 return 0; 1976 1977 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ", 1978 data->deepest_cstate, data->last_cstate, 1979 data->wake_reason); 1980 return len + perf_sample__fprintf_pt_spacing(len, fp); 1981 } 1982 1983 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp) 1984 { 1985 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample); 1986 unsigned int percent, freq; 1987 int len; 1988 1989 if (perf_sample__bad_synth_size(sample, *data)) 1990 return 0; 1991 1992 freq = (le32_to_cpu(data->freq) + 500) / 1000; 1993 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq); 1994 if (data->max_nonturbo) { 1995 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10; 1996 len += fprintf(fp, "(%3u%%) ", percent); 1997 } 1998 return len + perf_sample__fprintf_pt_spacing(len, fp); 1999 } 2000 2001 static int perf_sample__fprintf_synth_psb(struct perf_sample *sample, FILE *fp) 2002 { 2003 struct perf_synth_intel_psb *data = perf_sample__synth_ptr(sample); 2004 int len; 2005 2006 if (perf_sample__bad_synth_size(sample, *data)) 2007 return 0; 2008 2009 len = fprintf(fp, " psb offs: %#" PRIx64, data->offset); 2010 return len + perf_sample__fprintf_pt_spacing(len, fp); 2011 } 2012 2013 /* Intel PT Event Trace */ 2014 static int perf_sample__fprintf_synth_evt(struct perf_sample *sample, FILE *fp) 2015 { 2016 struct perf_synth_intel_evt *data = perf_sample__synth_ptr(sample); 2017 const char *cfe[32] = {NULL, "INTR", "IRET", "SMI", "RSM", "SIPI", 2018 "INIT", "VMENTRY", "VMEXIT", "VMEXIT_INTR", 2019 "SHUTDOWN", NULL, "UINTR", "UIRET"}; 2020 const char *evd[64] = {"PFA", "VMXQ", "VMXR"}; 2021 const char *s; 2022 int len, i; 2023 2024 if (perf_sample__bad_synth_size(sample, *data)) 2025 return 0; 2026 2027 s = cfe[data->type]; 2028 if (s) { 2029 len = fprintf(fp, " cfe: %s IP: %d vector: %u", 2030 s, data->ip, data->vector); 2031 } else { 2032 len = fprintf(fp, " cfe: %u IP: %d vector: %u", 2033 data->type, data->ip, data->vector); 2034 } 2035 for (i = 0; i < data->evd_cnt; i++) { 2036 unsigned int et = data->evd[i].evd_type & 0x3f; 2037 2038 s = evd[et]; 2039 if (s) { 2040 len += fprintf(fp, " %s: %#" PRIx64, 2041 s, data->evd[i].payload); 2042 } else { 2043 len += fprintf(fp, " EVD_%u: %#" PRIx64, 2044 et, data->evd[i].payload); 2045 } 2046 } 2047 return len + perf_sample__fprintf_pt_spacing(len, fp); 2048 } 2049 2050 static int perf_sample__fprintf_synth_iflag_chg(struct perf_sample *sample, FILE *fp) 2051 { 2052 struct perf_synth_intel_iflag_chg *data = perf_sample__synth_ptr(sample); 2053 int len; 2054 2055 if (perf_sample__bad_synth_size(sample, *data)) 2056 return 0; 2057 2058 len = fprintf(fp, " IFLAG: %d->%d %s branch", !data->iflag, data->iflag, 2059 data->via_branch ? "via" : "non"); 2060 return len + perf_sample__fprintf_pt_spacing(len, fp); 2061 } 2062 2063 static int perf_sample__fprintf_synth(struct perf_sample *sample, 2064 struct evsel *evsel, FILE *fp) 2065 { 2066 switch (evsel->core.attr.config) { 2067 case PERF_SYNTH_INTEL_PTWRITE: 2068 return perf_sample__fprintf_synth_ptwrite(sample, fp); 2069 case PERF_SYNTH_INTEL_MWAIT: 2070 return perf_sample__fprintf_synth_mwait(sample, fp); 2071 case PERF_SYNTH_INTEL_PWRE: 2072 return perf_sample__fprintf_synth_pwre(sample, fp); 2073 case PERF_SYNTH_INTEL_EXSTOP: 2074 return perf_sample__fprintf_synth_exstop(sample, fp); 2075 case PERF_SYNTH_INTEL_PWRX: 2076 return perf_sample__fprintf_synth_pwrx(sample, fp); 2077 case PERF_SYNTH_INTEL_CBR: 2078 return perf_sample__fprintf_synth_cbr(sample, fp); 2079 case PERF_SYNTH_INTEL_PSB: 2080 return perf_sample__fprintf_synth_psb(sample, fp); 2081 case PERF_SYNTH_INTEL_EVT: 2082 return perf_sample__fprintf_synth_evt(sample, fp); 2083 case PERF_SYNTH_INTEL_IFLAG_CHG: 2084 return perf_sample__fprintf_synth_iflag_chg(sample, fp); 2085 default: 2086 break; 2087 } 2088 2089 return 0; 2090 } 2091 2092 static int evlist__max_name_len(struct evlist *evlist) 2093 { 2094 struct evsel *evsel; 2095 int max = 0; 2096 2097 evlist__for_each_entry(evlist, evsel) { 2098 int len = strlen(evsel__name(evsel)); 2099 2100 max = MAX(len, max); 2101 } 2102 2103 return max; 2104 } 2105 2106 static int data_src__fprintf(u64 data_src, FILE *fp) 2107 { 2108 struct mem_info *mi = mem_info__new(); 2109 char decode[100]; 2110 char out[100]; 2111 static int maxlen; 2112 int len; 2113 2114 if (!mi) 2115 return -ENOMEM; 2116 2117 mem_info__data_src(mi)->val = data_src; 2118 perf_script__meminfo_scnprintf(decode, 100, mi); 2119 mem_info__put(mi); 2120 2121 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode); 2122 if (maxlen < len) 2123 maxlen = len; 2124 2125 return fprintf(fp, "%-*s", maxlen, out); 2126 } 2127 2128 struct metric_ctx { 2129 struct perf_sample *sample; 2130 struct thread *thread; 2131 struct evsel *evsel; 2132 FILE *fp; 2133 }; 2134 2135 static void script_print_metric(struct perf_stat_config *config __maybe_unused, 2136 void *ctx, const char *color, 2137 const char *fmt, 2138 const char *unit, double val) 2139 { 2140 struct metric_ctx *mctx = ctx; 2141 2142 if (!fmt) 2143 return; 2144 perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel, 2145 PERF_RECORD_SAMPLE, mctx->fp); 2146 fputs("\tmetric: ", mctx->fp); 2147 if (color) 2148 color_fprintf(mctx->fp, color, fmt, val); 2149 else 2150 printf(fmt, val); 2151 fprintf(mctx->fp, " %s\n", unit); 2152 } 2153 2154 static void script_new_line(struct perf_stat_config *config __maybe_unused, 2155 void *ctx) 2156 { 2157 struct metric_ctx *mctx = ctx; 2158 2159 perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel, 2160 PERF_RECORD_SAMPLE, mctx->fp); 2161 fputs("\tmetric: ", mctx->fp); 2162 } 2163 2164 static void perf_sample__fprint_metric(struct perf_script *script, 2165 struct thread *thread, 2166 struct evsel *evsel, 2167 struct perf_sample *sample, 2168 FILE *fp) 2169 { 2170 struct evsel *leader = evsel__leader(evsel); 2171 struct perf_stat_output_ctx ctx = { 2172 .print_metric = script_print_metric, 2173 .new_line = script_new_line, 2174 .ctx = &(struct metric_ctx) { 2175 .sample = sample, 2176 .thread = thread, 2177 .evsel = evsel, 2178 .fp = fp, 2179 }, 2180 .force_header = false, 2181 }; 2182 struct evsel *ev2; 2183 u64 val; 2184 2185 if (!evsel->stats) 2186 evlist__alloc_stats(&stat_config, script->session->evlist, /*alloc_raw=*/false); 2187 if (evsel_script(leader)->gnum++ == 0) 2188 perf_stat__reset_shadow_stats(); 2189 val = sample->period * evsel->scale; 2190 evsel_script(evsel)->val = val; 2191 if (evsel_script(leader)->gnum == leader->core.nr_members) { 2192 for_each_group_member (ev2, leader) { 2193 perf_stat__print_shadow_stats(&stat_config, ev2, 2194 evsel_script(ev2)->val, 2195 sample->cpu, 2196 &ctx, 2197 NULL); 2198 } 2199 evsel_script(leader)->gnum = 0; 2200 } 2201 } 2202 2203 static bool show_event(struct perf_sample *sample, 2204 struct evsel *evsel, 2205 struct thread *thread, 2206 struct addr_location *al, 2207 struct addr_location *addr_al) 2208 { 2209 int depth = thread_stack__depth(thread, sample->cpu); 2210 2211 if (!symbol_conf.graph_function) 2212 return true; 2213 2214 if (thread__filter(thread)) { 2215 if (depth <= thread__filter_entry_depth(thread)) { 2216 thread__set_filter(thread, false); 2217 return false; 2218 } 2219 return true; 2220 } else { 2221 const char *s = symbol_conf.graph_function; 2222 u64 ip; 2223 const char *name = resolve_branch_sym(sample, evsel, thread, al, addr_al, 2224 &ip); 2225 unsigned nlen; 2226 2227 if (!name) 2228 return false; 2229 nlen = strlen(name); 2230 while (*s) { 2231 unsigned len = strcspn(s, ","); 2232 if (nlen == len && !strncmp(name, s, len)) { 2233 thread__set_filter(thread, true); 2234 thread__set_filter_entry_depth(thread, depth); 2235 return true; 2236 } 2237 s += len; 2238 if (*s == ',') 2239 s++; 2240 } 2241 return false; 2242 } 2243 } 2244 2245 static void process_event(struct perf_script *script, 2246 struct perf_sample *sample, struct evsel *evsel, 2247 struct addr_location *al, 2248 struct addr_location *addr_al, 2249 struct machine *machine) 2250 { 2251 struct thread *thread = al->thread; 2252 struct perf_event_attr *attr = &evsel->core.attr; 2253 unsigned int type = output_type(attr->type); 2254 struct evsel_script *es = evsel->priv; 2255 FILE *fp = es->fp; 2256 char str[PAGE_SIZE_NAME_LEN]; 2257 const char *arch = perf_env__arch(machine->env); 2258 2259 if (output[type].fields == 0) 2260 return; 2261 2262 ++es->samples; 2263 2264 perf_sample__fprintf_start(script, sample, thread, evsel, 2265 PERF_RECORD_SAMPLE, fp); 2266 2267 if (PRINT_FIELD(PERIOD)) 2268 fprintf(fp, "%10" PRIu64 " ", sample->period); 2269 2270 if (PRINT_FIELD(EVNAME)) { 2271 const char *evname = evsel__name(evsel); 2272 2273 if (!script->name_width) 2274 script->name_width = evlist__max_name_len(script->session->evlist); 2275 2276 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]"); 2277 } 2278 2279 if (print_flags) 2280 perf_sample__fprintf_flags(sample->flags, fp); 2281 2282 if (is_bts_event(attr)) { 2283 perf_sample__fprintf_bts(sample, evsel, thread, al, addr_al, machine, fp); 2284 return; 2285 } 2286 #ifdef HAVE_LIBTRACEEVENT 2287 if (PRINT_FIELD(TRACE) && sample->raw_data) { 2288 event_format__fprintf(evsel->tp_format, sample->cpu, 2289 sample->raw_data, sample->raw_size, fp); 2290 } 2291 #endif 2292 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH)) 2293 perf_sample__fprintf_synth(sample, evsel, fp); 2294 2295 if (PRINT_FIELD(ADDR)) 2296 perf_sample__fprintf_addr(sample, thread, attr, fp); 2297 2298 if (PRINT_FIELD(DATA_SRC)) 2299 data_src__fprintf(sample->data_src, fp); 2300 2301 if (PRINT_FIELD(WEIGHT)) 2302 fprintf(fp, "%16" PRIu64, sample->weight); 2303 2304 if (PRINT_FIELD(INS_LAT)) 2305 fprintf(fp, "%16" PRIu16, sample->ins_lat); 2306 2307 if (PRINT_FIELD(RETIRE_LAT)) 2308 fprintf(fp, "%16" PRIu16, sample->retire_lat); 2309 2310 if (PRINT_FIELD(CGROUP)) { 2311 const char *cgrp_name; 2312 struct cgroup *cgrp = cgroup__find(machine->env, 2313 sample->cgroup); 2314 if (cgrp != NULL) 2315 cgrp_name = cgrp->name; 2316 else 2317 cgrp_name = "unknown"; 2318 fprintf(fp, " %s", cgrp_name); 2319 } 2320 2321 if (PRINT_FIELD(IP)) { 2322 struct callchain_cursor *cursor = NULL; 2323 2324 if (script->stitch_lbr) 2325 thread__set_lbr_stitch_enable(al->thread, true); 2326 2327 if (symbol_conf.use_callchain && sample->callchain) { 2328 cursor = get_tls_callchain_cursor(); 2329 if (thread__resolve_callchain(al->thread, cursor, evsel, 2330 sample, NULL, NULL, 2331 scripting_max_stack)) 2332 cursor = NULL; 2333 } 2334 fputc(cursor ? '\n' : ' ', fp); 2335 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor, 2336 symbol_conf.bt_stop_list, fp); 2337 } 2338 2339 if (PRINT_FIELD(IREGS)) 2340 perf_sample__fprintf_iregs(sample, attr, arch, fp); 2341 2342 if (PRINT_FIELD(UREGS)) 2343 perf_sample__fprintf_uregs(sample, attr, arch, fp); 2344 2345 if (PRINT_FIELD(BRSTACK)) 2346 perf_sample__fprintf_brstack(sample, thread, attr, fp); 2347 else if (PRINT_FIELD(BRSTACKSYM)) 2348 perf_sample__fprintf_brstacksym(sample, thread, attr, fp); 2349 else if (PRINT_FIELD(BRSTACKOFF)) 2350 perf_sample__fprintf_brstackoff(sample, thread, attr, fp); 2351 2352 if (evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT)) 2353 perf_sample__fprintf_bpf_output(sample, fp); 2354 perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al); 2355 2356 if (PRINT_FIELD(PHYS_ADDR)) 2357 fprintf(fp, "%16" PRIx64, sample->phys_addr); 2358 2359 if (PRINT_FIELD(DATA_PAGE_SIZE)) 2360 fprintf(fp, " %s", get_page_size_name(sample->data_page_size, str)); 2361 2362 if (PRINT_FIELD(CODE_PAGE_SIZE)) 2363 fprintf(fp, " %s", get_page_size_name(sample->code_page_size, str)); 2364 2365 perf_sample__fprintf_ipc(sample, attr, fp); 2366 2367 fprintf(fp, "\n"); 2368 2369 if (PRINT_FIELD(SRCCODE)) { 2370 if (map__fprintf_srccode(al->map, al->addr, stdout, 2371 thread__srccode_state(thread))) 2372 printf("\n"); 2373 } 2374 2375 if (PRINT_FIELD(METRIC)) 2376 perf_sample__fprint_metric(script, thread, evsel, sample, fp); 2377 2378 if (verbose > 0) 2379 fflush(fp); 2380 } 2381 2382 static struct scripting_ops *scripting_ops; 2383 2384 static void __process_stat(struct evsel *counter, u64 tstamp) 2385 { 2386 int nthreads = perf_thread_map__nr(counter->core.threads); 2387 int idx, thread; 2388 struct perf_cpu cpu; 2389 static int header_printed; 2390 2391 if (!header_printed) { 2392 printf("%3s %8s %15s %15s %15s %15s %s\n", 2393 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT"); 2394 header_printed = 1; 2395 } 2396 2397 for (thread = 0; thread < nthreads; thread++) { 2398 perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) { 2399 struct perf_counts_values *counts; 2400 2401 counts = perf_counts(counter->counts, idx, thread); 2402 2403 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n", 2404 cpu.cpu, 2405 perf_thread_map__pid(counter->core.threads, thread), 2406 counts->val, 2407 counts->ena, 2408 counts->run, 2409 tstamp, 2410 evsel__name(counter)); 2411 } 2412 } 2413 } 2414 2415 static void process_stat(struct evsel *counter, u64 tstamp) 2416 { 2417 if (scripting_ops && scripting_ops->process_stat) 2418 scripting_ops->process_stat(&stat_config, counter, tstamp); 2419 else 2420 __process_stat(counter, tstamp); 2421 } 2422 2423 static void process_stat_interval(u64 tstamp) 2424 { 2425 if (scripting_ops && scripting_ops->process_stat_interval) 2426 scripting_ops->process_stat_interval(tstamp); 2427 } 2428 2429 static void setup_scripting(void) 2430 { 2431 #ifdef HAVE_LIBTRACEEVENT 2432 setup_perl_scripting(); 2433 #endif 2434 setup_python_scripting(); 2435 } 2436 2437 static int flush_scripting(void) 2438 { 2439 return scripting_ops ? scripting_ops->flush_script() : 0; 2440 } 2441 2442 static int cleanup_scripting(void) 2443 { 2444 pr_debug("\nperf script stopped\n"); 2445 2446 return scripting_ops ? scripting_ops->stop_script() : 0; 2447 } 2448 2449 static bool filter_cpu(struct perf_sample *sample) 2450 { 2451 if (cpu_list && sample->cpu != (u32)-1) 2452 return !test_bit(sample->cpu, cpu_bitmap); 2453 return false; 2454 } 2455 2456 static int process_sample_event(const struct perf_tool *tool, 2457 union perf_event *event, 2458 struct perf_sample *sample, 2459 struct evsel *evsel, 2460 struct machine *machine) 2461 { 2462 struct perf_script *scr = container_of(tool, struct perf_script, tool); 2463 struct addr_location al; 2464 struct addr_location addr_al; 2465 int ret = 0; 2466 2467 /* Set thread to NULL to indicate addr_al and al are not initialized */ 2468 addr_location__init(&al); 2469 addr_location__init(&addr_al); 2470 2471 ret = dlfilter__filter_event_early(dlfilter, event, sample, evsel, machine, &al, &addr_al); 2472 if (ret) { 2473 if (ret > 0) 2474 ret = 0; 2475 goto out_put; 2476 } 2477 2478 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num, 2479 sample->time)) { 2480 goto out_put; 2481 } 2482 2483 if (debug_mode) { 2484 if (sample->time < last_timestamp) { 2485 pr_err("Samples misordered, previous: %" PRIu64 2486 " this: %" PRIu64 "\n", last_timestamp, 2487 sample->time); 2488 nr_unordered++; 2489 } 2490 last_timestamp = sample->time; 2491 goto out_put; 2492 } 2493 2494 if (filter_cpu(sample)) 2495 goto out_put; 2496 2497 if (!al.thread && machine__resolve(machine, &al, sample) < 0) { 2498 pr_err("problem processing %d event, skipping it.\n", 2499 event->header.type); 2500 ret = -1; 2501 goto out_put; 2502 } 2503 2504 if (al.filtered) 2505 goto out_put; 2506 2507 if (!show_event(sample, evsel, al.thread, &al, &addr_al)) 2508 goto out_put; 2509 2510 if (evswitch__discard(&scr->evswitch, evsel)) 2511 goto out_put; 2512 2513 ret = dlfilter__filter_event(dlfilter, event, sample, evsel, machine, &al, &addr_al); 2514 if (ret) { 2515 if (ret > 0) 2516 ret = 0; 2517 goto out_put; 2518 } 2519 2520 if (scripting_ops) { 2521 struct addr_location *addr_al_ptr = NULL; 2522 2523 if ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) && 2524 sample_addr_correlates_sym(&evsel->core.attr)) { 2525 if (!addr_al.thread) 2526 thread__resolve(al.thread, &addr_al, sample); 2527 addr_al_ptr = &addr_al; 2528 } 2529 scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr); 2530 } else { 2531 process_event(scr, sample, evsel, &al, &addr_al, machine); 2532 } 2533 2534 out_put: 2535 addr_location__exit(&addr_al); 2536 addr_location__exit(&al); 2537 return ret; 2538 } 2539 2540 // Used when scr->per_event_dump is not set 2541 static struct evsel_script es_stdout; 2542 2543 static int process_attr(const struct perf_tool *tool, union perf_event *event, 2544 struct evlist **pevlist) 2545 { 2546 struct perf_script *scr = container_of(tool, struct perf_script, tool); 2547 struct evlist *evlist; 2548 struct evsel *evsel, *pos; 2549 u64 sample_type; 2550 int err; 2551 2552 err = perf_event__process_attr(tool, event, pevlist); 2553 if (err) 2554 return err; 2555 2556 evlist = *pevlist; 2557 evsel = evlist__last(*pevlist); 2558 2559 if (!evsel->priv) { 2560 if (scr->per_event_dump) { 2561 evsel->priv = evsel_script__new(evsel, scr->session->data); 2562 if (!evsel->priv) 2563 return -ENOMEM; 2564 } else { // Replicate what is done in perf_script__setup_per_event_dump() 2565 es_stdout.fp = stdout; 2566 evsel->priv = &es_stdout; 2567 } 2568 } 2569 2570 if (evsel->core.attr.type >= PERF_TYPE_MAX && 2571 evsel->core.attr.type != PERF_TYPE_SYNTH) 2572 return 0; 2573 2574 evlist__for_each_entry(evlist, pos) { 2575 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel) 2576 return 0; 2577 } 2578 2579 if (evsel->core.attr.sample_type) { 2580 err = evsel__check_attr(evsel, scr->session); 2581 if (err) 2582 return err; 2583 } 2584 2585 /* 2586 * Check if we need to enable callchains based 2587 * on events sample_type. 2588 */ 2589 sample_type = evlist__combined_sample_type(evlist); 2590 callchain_param_setup(sample_type, perf_env__arch((*pevlist)->env)); 2591 2592 /* Enable fields for callchain entries */ 2593 if (symbol_conf.use_callchain && 2594 (sample_type & PERF_SAMPLE_CALLCHAIN || 2595 sample_type & PERF_SAMPLE_BRANCH_STACK || 2596 (sample_type & PERF_SAMPLE_REGS_USER && 2597 sample_type & PERF_SAMPLE_STACK_USER))) { 2598 int type = output_type(evsel->core.attr.type); 2599 2600 if (!(output[type].user_unset_fields & PERF_OUTPUT_IP)) 2601 output[type].fields |= PERF_OUTPUT_IP; 2602 if (!(output[type].user_unset_fields & PERF_OUTPUT_SYM)) 2603 output[type].fields |= PERF_OUTPUT_SYM; 2604 } 2605 set_print_ip_opts(&evsel->core.attr); 2606 return 0; 2607 } 2608 2609 static int print_event_with_time(const struct perf_tool *tool, 2610 union perf_event *event, 2611 struct perf_sample *sample, 2612 struct machine *machine, 2613 pid_t pid, pid_t tid, u64 timestamp) 2614 { 2615 struct perf_script *script = container_of(tool, struct perf_script, tool); 2616 struct perf_session *session = script->session; 2617 struct evsel *evsel = evlist__id2evsel(session->evlist, sample->id); 2618 struct thread *thread = NULL; 2619 2620 if (evsel && !evsel->core.attr.sample_id_all) { 2621 sample->cpu = 0; 2622 sample->time = timestamp; 2623 sample->pid = pid; 2624 sample->tid = tid; 2625 } 2626 2627 if (filter_cpu(sample)) 2628 return 0; 2629 2630 if (tid != -1) 2631 thread = machine__findnew_thread(machine, pid, tid); 2632 2633 if (evsel) { 2634 perf_sample__fprintf_start(script, sample, thread, evsel, 2635 event->header.type, stdout); 2636 } 2637 2638 perf_event__fprintf(event, machine, stdout); 2639 2640 thread__put(thread); 2641 2642 return 0; 2643 } 2644 2645 static int print_event(const struct perf_tool *tool, union perf_event *event, 2646 struct perf_sample *sample, struct machine *machine, 2647 pid_t pid, pid_t tid) 2648 { 2649 return print_event_with_time(tool, event, sample, machine, pid, tid, 0); 2650 } 2651 2652 static int process_comm_event(const struct perf_tool *tool, 2653 union perf_event *event, 2654 struct perf_sample *sample, 2655 struct machine *machine) 2656 { 2657 if (perf_event__process_comm(tool, event, sample, machine) < 0) 2658 return -1; 2659 2660 return print_event(tool, event, sample, machine, event->comm.pid, 2661 event->comm.tid); 2662 } 2663 2664 static int process_namespaces_event(const struct perf_tool *tool, 2665 union perf_event *event, 2666 struct perf_sample *sample, 2667 struct machine *machine) 2668 { 2669 if (perf_event__process_namespaces(tool, event, sample, machine) < 0) 2670 return -1; 2671 2672 return print_event(tool, event, sample, machine, event->namespaces.pid, 2673 event->namespaces.tid); 2674 } 2675 2676 static int process_cgroup_event(const struct perf_tool *tool, 2677 union perf_event *event, 2678 struct perf_sample *sample, 2679 struct machine *machine) 2680 { 2681 if (perf_event__process_cgroup(tool, event, sample, machine) < 0) 2682 return -1; 2683 2684 return print_event(tool, event, sample, machine, sample->pid, 2685 sample->tid); 2686 } 2687 2688 static int process_fork_event(const struct perf_tool *tool, 2689 union perf_event *event, 2690 struct perf_sample *sample, 2691 struct machine *machine) 2692 { 2693 if (perf_event__process_fork(tool, event, sample, machine) < 0) 2694 return -1; 2695 2696 return print_event_with_time(tool, event, sample, machine, 2697 event->fork.pid, event->fork.tid, 2698 event->fork.time); 2699 } 2700 static int process_exit_event(const struct perf_tool *tool, 2701 union perf_event *event, 2702 struct perf_sample *sample, 2703 struct machine *machine) 2704 { 2705 /* Print before 'exit' deletes anything */ 2706 if (print_event_with_time(tool, event, sample, machine, event->fork.pid, 2707 event->fork.tid, event->fork.time)) 2708 return -1; 2709 2710 return perf_event__process_exit(tool, event, sample, machine); 2711 } 2712 2713 static int process_mmap_event(const struct perf_tool *tool, 2714 union perf_event *event, 2715 struct perf_sample *sample, 2716 struct machine *machine) 2717 { 2718 if (perf_event__process_mmap(tool, event, sample, machine) < 0) 2719 return -1; 2720 2721 return print_event(tool, event, sample, machine, event->mmap.pid, 2722 event->mmap.tid); 2723 } 2724 2725 static int process_mmap2_event(const struct perf_tool *tool, 2726 union perf_event *event, 2727 struct perf_sample *sample, 2728 struct machine *machine) 2729 { 2730 if (perf_event__process_mmap2(tool, event, sample, machine) < 0) 2731 return -1; 2732 2733 return print_event(tool, event, sample, machine, event->mmap2.pid, 2734 event->mmap2.tid); 2735 } 2736 2737 static int process_switch_event(const struct perf_tool *tool, 2738 union perf_event *event, 2739 struct perf_sample *sample, 2740 struct machine *machine) 2741 { 2742 struct perf_script *script = container_of(tool, struct perf_script, tool); 2743 2744 if (perf_event__process_switch(tool, event, sample, machine) < 0) 2745 return -1; 2746 2747 if (scripting_ops && scripting_ops->process_switch && !filter_cpu(sample)) 2748 scripting_ops->process_switch(event, sample, machine); 2749 2750 if (!script->show_switch_events) 2751 return 0; 2752 2753 return print_event(tool, event, sample, machine, sample->pid, 2754 sample->tid); 2755 } 2756 2757 static int process_auxtrace_error(struct perf_session *session, 2758 union perf_event *event) 2759 { 2760 if (scripting_ops && scripting_ops->process_auxtrace_error) { 2761 scripting_ops->process_auxtrace_error(session, event); 2762 return 0; 2763 } 2764 2765 return perf_event__process_auxtrace_error(session, event); 2766 } 2767 2768 static int 2769 process_lost_event(const struct perf_tool *tool, 2770 union perf_event *event, 2771 struct perf_sample *sample, 2772 struct machine *machine) 2773 { 2774 return print_event(tool, event, sample, machine, sample->pid, 2775 sample->tid); 2776 } 2777 2778 static int 2779 process_throttle_event(const struct perf_tool *tool __maybe_unused, 2780 union perf_event *event, 2781 struct perf_sample *sample, 2782 struct machine *machine) 2783 { 2784 if (scripting_ops && scripting_ops->process_throttle) 2785 scripting_ops->process_throttle(event, sample, machine); 2786 return 0; 2787 } 2788 2789 static int 2790 process_finished_round_event(const struct perf_tool *tool __maybe_unused, 2791 union perf_event *event, 2792 struct ordered_events *oe __maybe_unused) 2793 2794 { 2795 perf_event__fprintf(event, NULL, stdout); 2796 return 0; 2797 } 2798 2799 static int 2800 process_bpf_events(const struct perf_tool *tool __maybe_unused, 2801 union perf_event *event, 2802 struct perf_sample *sample, 2803 struct machine *machine) 2804 { 2805 if (machine__process_ksymbol(machine, event, sample) < 0) 2806 return -1; 2807 2808 return print_event(tool, event, sample, machine, sample->pid, 2809 sample->tid); 2810 } 2811 2812 static int process_text_poke_events(const struct perf_tool *tool, 2813 union perf_event *event, 2814 struct perf_sample *sample, 2815 struct machine *machine) 2816 { 2817 if (perf_event__process_text_poke(tool, event, sample, machine) < 0) 2818 return -1; 2819 2820 return print_event(tool, event, sample, machine, sample->pid, 2821 sample->tid); 2822 } 2823 2824 static void sig_handler(int sig __maybe_unused) 2825 { 2826 session_done = 1; 2827 } 2828 2829 static void perf_script__fclose_per_event_dump(struct perf_script *script) 2830 { 2831 struct evlist *evlist = script->session->evlist; 2832 struct evsel *evsel; 2833 2834 evlist__for_each_entry(evlist, evsel) { 2835 if (!evsel->priv) 2836 break; 2837 evsel_script__delete(evsel->priv); 2838 evsel->priv = NULL; 2839 } 2840 } 2841 2842 static int perf_script__fopen_per_event_dump(struct perf_script *script) 2843 { 2844 struct evsel *evsel; 2845 2846 evlist__for_each_entry(script->session->evlist, evsel) { 2847 /* 2848 * Already setup? I.e. we may be called twice in cases like 2849 * Intel PT, one for the intel_pt// and dummy events, then 2850 * for the evsels synthesized from the auxtrace info. 2851 * 2852 * Ses perf_script__process_auxtrace_info. 2853 */ 2854 if (evsel->priv != NULL) 2855 continue; 2856 2857 evsel->priv = evsel_script__new(evsel, script->session->data); 2858 if (evsel->priv == NULL) 2859 goto out_err_fclose; 2860 } 2861 2862 return 0; 2863 2864 out_err_fclose: 2865 perf_script__fclose_per_event_dump(script); 2866 return -1; 2867 } 2868 2869 static int perf_script__setup_per_event_dump(struct perf_script *script) 2870 { 2871 struct evsel *evsel; 2872 2873 if (script->per_event_dump) 2874 return perf_script__fopen_per_event_dump(script); 2875 2876 es_stdout.fp = stdout; 2877 2878 evlist__for_each_entry(script->session->evlist, evsel) 2879 evsel->priv = &es_stdout; 2880 2881 return 0; 2882 } 2883 2884 static void perf_script__exit_per_event_dump_stats(struct perf_script *script) 2885 { 2886 struct evsel *evsel; 2887 2888 evlist__for_each_entry(script->session->evlist, evsel) { 2889 struct evsel_script *es = evsel->priv; 2890 2891 evsel_script__fprintf(es, stdout); 2892 evsel_script__delete(es); 2893 evsel->priv = NULL; 2894 } 2895 } 2896 2897 static void perf_script__exit(struct perf_script *script) 2898 { 2899 perf_thread_map__put(script->threads); 2900 perf_cpu_map__put(script->cpus); 2901 } 2902 2903 static int __cmd_script(struct perf_script *script) 2904 { 2905 int ret; 2906 2907 signal(SIGINT, sig_handler); 2908 2909 /* override event processing functions */ 2910 if (script->show_task_events) { 2911 script->tool.comm = process_comm_event; 2912 script->tool.fork = process_fork_event; 2913 script->tool.exit = process_exit_event; 2914 } 2915 if (script->show_mmap_events) { 2916 script->tool.mmap = process_mmap_event; 2917 script->tool.mmap2 = process_mmap2_event; 2918 } 2919 if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch)) 2920 script->tool.context_switch = process_switch_event; 2921 if (scripting_ops && scripting_ops->process_auxtrace_error) 2922 script->tool.auxtrace_error = process_auxtrace_error; 2923 if (script->show_namespace_events) 2924 script->tool.namespaces = process_namespaces_event; 2925 if (script->show_cgroup_events) 2926 script->tool.cgroup = process_cgroup_event; 2927 if (script->show_lost_events) 2928 script->tool.lost = process_lost_event; 2929 if (script->show_round_events) { 2930 script->tool.ordered_events = false; 2931 script->tool.finished_round = process_finished_round_event; 2932 } 2933 if (script->show_bpf_events) { 2934 script->tool.ksymbol = process_bpf_events; 2935 script->tool.bpf = process_bpf_events; 2936 } 2937 if (script->show_text_poke_events) { 2938 script->tool.ksymbol = process_bpf_events; 2939 script->tool.text_poke = process_text_poke_events; 2940 } 2941 2942 if (perf_script__setup_per_event_dump(script)) { 2943 pr_err("Couldn't create the per event dump files\n"); 2944 return -1; 2945 } 2946 2947 ret = perf_session__process_events(script->session); 2948 2949 if (script->per_event_dump) 2950 perf_script__exit_per_event_dump_stats(script); 2951 2952 if (debug_mode) 2953 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); 2954 2955 return ret; 2956 } 2957 2958 struct script_spec { 2959 struct list_head node; 2960 struct scripting_ops *ops; 2961 char spec[]; 2962 }; 2963 2964 static LIST_HEAD(script_specs); 2965 2966 static struct script_spec *script_spec__new(const char *spec, 2967 struct scripting_ops *ops) 2968 { 2969 struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1); 2970 2971 if (s != NULL) { 2972 strcpy(s->spec, spec); 2973 s->ops = ops; 2974 } 2975 2976 return s; 2977 } 2978 2979 static void script_spec__add(struct script_spec *s) 2980 { 2981 list_add_tail(&s->node, &script_specs); 2982 } 2983 2984 static struct script_spec *script_spec__find(const char *spec) 2985 { 2986 struct script_spec *s; 2987 2988 list_for_each_entry(s, &script_specs, node) 2989 if (strcasecmp(s->spec, spec) == 0) 2990 return s; 2991 return NULL; 2992 } 2993 2994 int script_spec_register(const char *spec, struct scripting_ops *ops) 2995 { 2996 struct script_spec *s; 2997 2998 s = script_spec__find(spec); 2999 if (s) 3000 return -1; 3001 3002 s = script_spec__new(spec, ops); 3003 if (!s) 3004 return -1; 3005 else 3006 script_spec__add(s); 3007 3008 return 0; 3009 } 3010 3011 static struct scripting_ops *script_spec__lookup(const char *spec) 3012 { 3013 struct script_spec *s = script_spec__find(spec); 3014 if (!s) 3015 return NULL; 3016 3017 return s->ops; 3018 } 3019 3020 static void list_available_languages(void) 3021 { 3022 struct script_spec *s; 3023 3024 fprintf(stderr, "\n"); 3025 fprintf(stderr, "Scripting language extensions (used in " 3026 "perf script -s [spec:]script.[spec]):\n\n"); 3027 3028 list_for_each_entry(s, &script_specs, node) 3029 fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); 3030 3031 fprintf(stderr, "\n"); 3032 } 3033 3034 /* Find script file relative to current directory or exec path */ 3035 static char *find_script(const char *script) 3036 { 3037 char path[PATH_MAX]; 3038 3039 if (!scripting_ops) { 3040 const char *ext = strrchr(script, '.'); 3041 3042 if (!ext) 3043 return NULL; 3044 3045 scripting_ops = script_spec__lookup(++ext); 3046 if (!scripting_ops) 3047 return NULL; 3048 } 3049 3050 if (access(script, R_OK)) { 3051 char *exec_path = get_argv_exec_path(); 3052 3053 if (!exec_path) 3054 return NULL; 3055 snprintf(path, sizeof(path), "%s/scripts/%s/%s", 3056 exec_path, scripting_ops->dirname, script); 3057 free(exec_path); 3058 script = path; 3059 if (access(script, R_OK)) 3060 return NULL; 3061 } 3062 return strdup(script); 3063 } 3064 3065 static int parse_scriptname(const struct option *opt __maybe_unused, 3066 const char *str, int unset __maybe_unused) 3067 { 3068 char spec[PATH_MAX]; 3069 const char *script, *ext; 3070 int len; 3071 3072 if (strcmp(str, "lang") == 0) { 3073 list_available_languages(); 3074 exit(0); 3075 } 3076 3077 script = strchr(str, ':'); 3078 if (script) { 3079 len = script - str; 3080 if (len >= PATH_MAX) { 3081 fprintf(stderr, "invalid language specifier"); 3082 return -1; 3083 } 3084 strncpy(spec, str, len); 3085 spec[len] = '\0'; 3086 scripting_ops = script_spec__lookup(spec); 3087 if (!scripting_ops) { 3088 fprintf(stderr, "invalid language specifier"); 3089 return -1; 3090 } 3091 script++; 3092 } else { 3093 script = str; 3094 ext = strrchr(script, '.'); 3095 if (!ext) { 3096 fprintf(stderr, "invalid script extension"); 3097 return -1; 3098 } 3099 scripting_ops = script_spec__lookup(++ext); 3100 if (!scripting_ops) { 3101 fprintf(stderr, "invalid script extension"); 3102 return -1; 3103 } 3104 } 3105 3106 script_name = find_script(script); 3107 if (!script_name) 3108 script_name = strdup(script); 3109 3110 return 0; 3111 } 3112 3113 static int parse_output_fields(const struct option *opt __maybe_unused, 3114 const char *arg, int unset __maybe_unused) 3115 { 3116 char *tok, *strtok_saveptr = NULL; 3117 int i, imax = ARRAY_SIZE(all_output_options); 3118 int j; 3119 int rc = 0; 3120 char *str = strdup(arg); 3121 int type = -1; 3122 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT; 3123 3124 if (!str) 3125 return -ENOMEM; 3126 3127 /* first word can state for which event type the user is specifying 3128 * the fields. If no type exists, the specified fields apply to all 3129 * event types found in the file minus the invalid fields for a type. 3130 */ 3131 tok = strchr(str, ':'); 3132 if (tok) { 3133 *tok = '\0'; 3134 tok++; 3135 if (!strcmp(str, "hw")) 3136 type = PERF_TYPE_HARDWARE; 3137 else if (!strcmp(str, "sw")) 3138 type = PERF_TYPE_SOFTWARE; 3139 else if (!strcmp(str, "trace")) 3140 type = PERF_TYPE_TRACEPOINT; 3141 else if (!strcmp(str, "raw")) 3142 type = PERF_TYPE_RAW; 3143 else if (!strcmp(str, "break")) 3144 type = PERF_TYPE_BREAKPOINT; 3145 else if (!strcmp(str, "synth")) 3146 type = OUTPUT_TYPE_SYNTH; 3147 else { 3148 fprintf(stderr, "Invalid event type in field string.\n"); 3149 rc = -EINVAL; 3150 goto out; 3151 } 3152 3153 if (output[type].user_set) 3154 pr_warning("Overriding previous field request for %s events.\n", 3155 event_type(type)); 3156 3157 /* Don't override defaults for +- */ 3158 if (strchr(tok, '+') || strchr(tok, '-')) 3159 goto parse; 3160 3161 output[type].fields = 0; 3162 output[type].user_set = true; 3163 output[type].wildcard_set = false; 3164 3165 } else { 3166 tok = str; 3167 if (strlen(str) == 0) { 3168 fprintf(stderr, 3169 "Cannot set fields to 'none' for all event types.\n"); 3170 rc = -EINVAL; 3171 goto out; 3172 } 3173 3174 /* Don't override defaults for +- */ 3175 if (strchr(str, '+') || strchr(str, '-')) 3176 goto parse; 3177 3178 if (output_set_by_user()) 3179 pr_warning("Overriding previous field request for all events.\n"); 3180 3181 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 3182 output[j].fields = 0; 3183 output[j].user_set = true; 3184 output[j].wildcard_set = true; 3185 } 3186 } 3187 3188 parse: 3189 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) { 3190 if (*tok == '+') { 3191 if (change == SET) 3192 goto out_badmix; 3193 change = ADD; 3194 tok++; 3195 } else if (*tok == '-') { 3196 if (change == SET) 3197 goto out_badmix; 3198 change = REMOVE; 3199 tok++; 3200 } else { 3201 if (change != SET && change != DEFAULT) 3202 goto out_badmix; 3203 change = SET; 3204 } 3205 3206 for (i = 0; i < imax; ++i) { 3207 if (strcmp(tok, all_output_options[i].str) == 0) 3208 break; 3209 } 3210 if (i == imax && strcmp(tok, "flags") == 0) { 3211 print_flags = change != REMOVE; 3212 continue; 3213 } 3214 if (i == imax) { 3215 fprintf(stderr, "Invalid field requested.\n"); 3216 rc = -EINVAL; 3217 goto out; 3218 } 3219 #ifndef HAVE_LIBCAPSTONE_SUPPORT 3220 if (change != REMOVE && strcmp(tok, "disasm") == 0) { 3221 fprintf(stderr, "Field \"disasm\" requires perf to be built with libcapstone support.\n"); 3222 rc = -EINVAL; 3223 goto out; 3224 } 3225 #endif 3226 3227 if (type == -1) { 3228 /* add user option to all events types for 3229 * which it is valid 3230 */ 3231 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) { 3232 if (output[j].invalid_fields & all_output_options[i].field) { 3233 pr_warning("\'%s\' not valid for %s events. Ignoring.\n", 3234 all_output_options[i].str, event_type(j)); 3235 } else { 3236 if (change == REMOVE) { 3237 output[j].fields &= ~all_output_options[i].field; 3238 output[j].user_set_fields &= ~all_output_options[i].field; 3239 output[j].user_unset_fields |= all_output_options[i].field; 3240 } else { 3241 output[j].fields |= all_output_options[i].field; 3242 output[j].user_set_fields |= all_output_options[i].field; 3243 output[j].user_unset_fields &= ~all_output_options[i].field; 3244 } 3245 output[j].user_set = true; 3246 output[j].wildcard_set = true; 3247 } 3248 } 3249 } else { 3250 if (output[type].invalid_fields & all_output_options[i].field) { 3251 fprintf(stderr, "\'%s\' not valid for %s events.\n", 3252 all_output_options[i].str, event_type(type)); 3253 3254 rc = -EINVAL; 3255 goto out; 3256 } 3257 if (change == REMOVE) 3258 output[type].fields &= ~all_output_options[i].field; 3259 else 3260 output[type].fields |= all_output_options[i].field; 3261 output[type].user_set = true; 3262 output[type].wildcard_set = true; 3263 } 3264 } 3265 3266 if (type >= 0) { 3267 if (output[type].fields == 0) { 3268 pr_debug("No fields requested for %s type. " 3269 "Events will not be displayed.\n", event_type(type)); 3270 } 3271 } 3272 goto out; 3273 3274 out_badmix: 3275 fprintf(stderr, "Cannot mix +-field with overridden fields\n"); 3276 rc = -EINVAL; 3277 out: 3278 free(str); 3279 return rc; 3280 } 3281 3282 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \ 3283 while ((lang_dirent = readdir(scripts_dir)) != NULL) \ 3284 if ((lang_dirent->d_type == DT_DIR || \ 3285 (lang_dirent->d_type == DT_UNKNOWN && \ 3286 is_directory(scripts_path, lang_dirent))) && \ 3287 (strcmp(lang_dirent->d_name, ".")) && \ 3288 (strcmp(lang_dirent->d_name, ".."))) 3289 3290 #define for_each_script(lang_path, lang_dir, script_dirent) \ 3291 while ((script_dirent = readdir(lang_dir)) != NULL) \ 3292 if (script_dirent->d_type != DT_DIR && \ 3293 (script_dirent->d_type != DT_UNKNOWN || \ 3294 !is_directory(lang_path, script_dirent))) 3295 3296 3297 #define RECORD_SUFFIX "-record" 3298 #define REPORT_SUFFIX "-report" 3299 3300 struct script_desc { 3301 struct list_head node; 3302 char *name; 3303 char *half_liner; 3304 char *args; 3305 }; 3306 3307 static LIST_HEAD(script_descs); 3308 3309 static struct script_desc *script_desc__new(const char *name) 3310 { 3311 struct script_desc *s = zalloc(sizeof(*s)); 3312 3313 if (s != NULL && name) 3314 s->name = strdup(name); 3315 3316 return s; 3317 } 3318 3319 static void script_desc__delete(struct script_desc *s) 3320 { 3321 zfree(&s->name); 3322 zfree(&s->half_liner); 3323 zfree(&s->args); 3324 free(s); 3325 } 3326 3327 static void script_desc__add(struct script_desc *s) 3328 { 3329 list_add_tail(&s->node, &script_descs); 3330 } 3331 3332 static struct script_desc *script_desc__find(const char *name) 3333 { 3334 struct script_desc *s; 3335 3336 list_for_each_entry(s, &script_descs, node) 3337 if (strcasecmp(s->name, name) == 0) 3338 return s; 3339 return NULL; 3340 } 3341 3342 static struct script_desc *script_desc__findnew(const char *name) 3343 { 3344 struct script_desc *s = script_desc__find(name); 3345 3346 if (s) 3347 return s; 3348 3349 s = script_desc__new(name); 3350 if (!s) 3351 return NULL; 3352 3353 script_desc__add(s); 3354 3355 return s; 3356 } 3357 3358 static const char *ends_with(const char *str, const char *suffix) 3359 { 3360 size_t suffix_len = strlen(suffix); 3361 const char *p = str; 3362 3363 if (strlen(str) > suffix_len) { 3364 p = str + strlen(str) - suffix_len; 3365 if (!strncmp(p, suffix, suffix_len)) 3366 return p; 3367 } 3368 3369 return NULL; 3370 } 3371 3372 static int read_script_info(struct script_desc *desc, const char *filename) 3373 { 3374 char line[BUFSIZ], *p; 3375 FILE *fp; 3376 3377 fp = fopen(filename, "r"); 3378 if (!fp) 3379 return -1; 3380 3381 while (fgets(line, sizeof(line), fp)) { 3382 p = skip_spaces(line); 3383 if (strlen(p) == 0) 3384 continue; 3385 if (*p != '#') 3386 continue; 3387 p++; 3388 if (strlen(p) && *p == '!') 3389 continue; 3390 3391 p = skip_spaces(p); 3392 if (strlen(p) && p[strlen(p) - 1] == '\n') 3393 p[strlen(p) - 1] = '\0'; 3394 3395 if (!strncmp(p, "description:", strlen("description:"))) { 3396 p += strlen("description:"); 3397 desc->half_liner = strdup(skip_spaces(p)); 3398 continue; 3399 } 3400 3401 if (!strncmp(p, "args:", strlen("args:"))) { 3402 p += strlen("args:"); 3403 desc->args = strdup(skip_spaces(p)); 3404 continue; 3405 } 3406 } 3407 3408 fclose(fp); 3409 3410 return 0; 3411 } 3412 3413 static char *get_script_root(struct dirent *script_dirent, const char *suffix) 3414 { 3415 char *script_root, *str; 3416 3417 script_root = strdup(script_dirent->d_name); 3418 if (!script_root) 3419 return NULL; 3420 3421 str = (char *)ends_with(script_root, suffix); 3422 if (!str) { 3423 free(script_root); 3424 return NULL; 3425 } 3426 3427 *str = '\0'; 3428 return script_root; 3429 } 3430 3431 static int list_available_scripts(const struct option *opt __maybe_unused, 3432 const char *s __maybe_unused, 3433 int unset __maybe_unused) 3434 { 3435 struct dirent *script_dirent, *lang_dirent; 3436 char *buf, *scripts_path, *script_path, *lang_path, *first_half; 3437 DIR *scripts_dir, *lang_dir; 3438 struct script_desc *desc; 3439 char *script_root; 3440 3441 buf = malloc(3 * MAXPATHLEN + BUFSIZ); 3442 if (!buf) { 3443 pr_err("malloc failed\n"); 3444 exit(-1); 3445 } 3446 scripts_path = buf; 3447 script_path = buf + MAXPATHLEN; 3448 lang_path = buf + 2 * MAXPATHLEN; 3449 first_half = buf + 3 * MAXPATHLEN; 3450 3451 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3452 3453 scripts_dir = opendir(scripts_path); 3454 if (!scripts_dir) { 3455 fprintf(stdout, 3456 "open(%s) failed.\n" 3457 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n", 3458 scripts_path); 3459 free(buf); 3460 exit(-1); 3461 } 3462 3463 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3464 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, 3465 lang_dirent->d_name); 3466 lang_dir = opendir(lang_path); 3467 if (!lang_dir) 3468 continue; 3469 3470 for_each_script(lang_path, lang_dir, script_dirent) { 3471 script_root = get_script_root(script_dirent, REPORT_SUFFIX); 3472 if (script_root) { 3473 desc = script_desc__findnew(script_root); 3474 scnprintf(script_path, MAXPATHLEN, "%s/%s", 3475 lang_path, script_dirent->d_name); 3476 read_script_info(desc, script_path); 3477 free(script_root); 3478 } 3479 } 3480 } 3481 3482 fprintf(stdout, "List of available trace scripts:\n"); 3483 list_for_each_entry(desc, &script_descs, node) { 3484 sprintf(first_half, "%s %s", desc->name, 3485 desc->args ? desc->args : ""); 3486 fprintf(stdout, " %-36s %s\n", first_half, 3487 desc->half_liner ? desc->half_liner : ""); 3488 } 3489 3490 free(buf); 3491 exit(0); 3492 } 3493 3494 static int add_dlarg(const struct option *opt __maybe_unused, 3495 const char *s, int unset __maybe_unused) 3496 { 3497 char *arg = strdup(s); 3498 void *a; 3499 3500 if (!arg) 3501 return -1; 3502 3503 a = realloc(dlargv, sizeof(dlargv[0]) * (dlargc + 1)); 3504 if (!a) { 3505 free(arg); 3506 return -1; 3507 } 3508 3509 dlargv = a; 3510 dlargv[dlargc++] = arg; 3511 3512 return 0; 3513 } 3514 3515 static void free_dlarg(void) 3516 { 3517 while (dlargc--) 3518 free(dlargv[dlargc]); 3519 free(dlargv); 3520 } 3521 3522 /* 3523 * Some scripts specify the required events in their "xxx-record" file, 3524 * this function will check if the events in perf.data match those 3525 * mentioned in the "xxx-record". 3526 * 3527 * Fixme: All existing "xxx-record" are all in good formats "-e event ", 3528 * which is covered well now. And new parsing code should be added to 3529 * cover the future complex formats like event groups etc. 3530 */ 3531 static int check_ev_match(char *dir_name, char *scriptname, 3532 struct perf_session *session) 3533 { 3534 char filename[MAXPATHLEN], evname[128]; 3535 char line[BUFSIZ], *p; 3536 struct evsel *pos; 3537 int match, len; 3538 FILE *fp; 3539 3540 scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname); 3541 3542 fp = fopen(filename, "r"); 3543 if (!fp) 3544 return -1; 3545 3546 while (fgets(line, sizeof(line), fp)) { 3547 p = skip_spaces(line); 3548 if (*p == '#') 3549 continue; 3550 3551 while (strlen(p)) { 3552 p = strstr(p, "-e"); 3553 if (!p) 3554 break; 3555 3556 p += 2; 3557 p = skip_spaces(p); 3558 len = strcspn(p, " \t"); 3559 if (!len) 3560 break; 3561 3562 snprintf(evname, len + 1, "%s", p); 3563 3564 match = 0; 3565 evlist__for_each_entry(session->evlist, pos) { 3566 if (evsel__name_is(pos, evname)) { 3567 match = 1; 3568 break; 3569 } 3570 } 3571 3572 if (!match) { 3573 fclose(fp); 3574 return -1; 3575 } 3576 } 3577 } 3578 3579 fclose(fp); 3580 return 0; 3581 } 3582 3583 /* 3584 * Return -1 if none is found, otherwise the actual scripts number. 3585 * 3586 * Currently the only user of this function is the script browser, which 3587 * will list all statically runnable scripts, select one, execute it and 3588 * show the output in a perf browser. 3589 */ 3590 int find_scripts(char **scripts_array, char **scripts_path_array, int num, 3591 int pathlen) 3592 { 3593 struct dirent *script_dirent, *lang_dirent; 3594 char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN]; 3595 DIR *scripts_dir, *lang_dir; 3596 struct perf_session *session; 3597 struct perf_data data = { 3598 .path = input_name, 3599 .mode = PERF_DATA_MODE_READ, 3600 }; 3601 char *temp; 3602 int i = 0; 3603 3604 session = perf_session__new(&data, NULL); 3605 if (IS_ERR(session)) 3606 return PTR_ERR(session); 3607 3608 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3609 3610 scripts_dir = opendir(scripts_path); 3611 if (!scripts_dir) { 3612 perf_session__delete(session); 3613 return -1; 3614 } 3615 3616 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3617 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path, 3618 lang_dirent->d_name); 3619 #ifndef HAVE_LIBPERL_SUPPORT 3620 if (strstr(lang_path, "perl")) 3621 continue; 3622 #endif 3623 #ifndef HAVE_LIBPYTHON_SUPPORT 3624 if (strstr(lang_path, "python")) 3625 continue; 3626 #endif 3627 3628 lang_dir = opendir(lang_path); 3629 if (!lang_dir) 3630 continue; 3631 3632 for_each_script(lang_path, lang_dir, script_dirent) { 3633 /* Skip those real time scripts: xxxtop.p[yl] */ 3634 if (strstr(script_dirent->d_name, "top.")) 3635 continue; 3636 if (i >= num) 3637 break; 3638 snprintf(scripts_path_array[i], pathlen, "%s/%s", 3639 lang_path, 3640 script_dirent->d_name); 3641 temp = strchr(script_dirent->d_name, '.'); 3642 snprintf(scripts_array[i], 3643 (temp - script_dirent->d_name) + 1, 3644 "%s", script_dirent->d_name); 3645 3646 if (check_ev_match(lang_path, 3647 scripts_array[i], session)) 3648 continue; 3649 3650 i++; 3651 } 3652 closedir(lang_dir); 3653 } 3654 3655 closedir(scripts_dir); 3656 perf_session__delete(session); 3657 return i; 3658 } 3659 3660 static char *get_script_path(const char *script_root, const char *suffix) 3661 { 3662 struct dirent *script_dirent, *lang_dirent; 3663 char scripts_path[MAXPATHLEN]; 3664 char script_path[MAXPATHLEN]; 3665 DIR *scripts_dir, *lang_dir; 3666 char lang_path[MAXPATHLEN]; 3667 char *__script_root; 3668 3669 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); 3670 3671 scripts_dir = opendir(scripts_path); 3672 if (!scripts_dir) 3673 return NULL; 3674 3675 for_each_lang(scripts_path, scripts_dir, lang_dirent) { 3676 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, 3677 lang_dirent->d_name); 3678 lang_dir = opendir(lang_path); 3679 if (!lang_dir) 3680 continue; 3681 3682 for_each_script(lang_path, lang_dir, script_dirent) { 3683 __script_root = get_script_root(script_dirent, suffix); 3684 if (__script_root && !strcmp(script_root, __script_root)) { 3685 free(__script_root); 3686 closedir(scripts_dir); 3687 scnprintf(script_path, MAXPATHLEN, "%s/%s", 3688 lang_path, script_dirent->d_name); 3689 closedir(lang_dir); 3690 return strdup(script_path); 3691 } 3692 free(__script_root); 3693 } 3694 closedir(lang_dir); 3695 } 3696 closedir(scripts_dir); 3697 3698 return NULL; 3699 } 3700 3701 static bool is_top_script(const char *script_path) 3702 { 3703 return ends_with(script_path, "top") != NULL; 3704 } 3705 3706 static int has_required_arg(char *script_path) 3707 { 3708 struct script_desc *desc; 3709 int n_args = 0; 3710 char *p; 3711 3712 desc = script_desc__new(NULL); 3713 3714 if (read_script_info(desc, script_path)) 3715 goto out; 3716 3717 if (!desc->args) 3718 goto out; 3719 3720 for (p = desc->args; *p; p++) 3721 if (*p == '<') 3722 n_args++; 3723 out: 3724 script_desc__delete(desc); 3725 3726 return n_args; 3727 } 3728 3729 static int have_cmd(int argc, const char **argv) 3730 { 3731 char **__argv = malloc(sizeof(const char *) * argc); 3732 3733 if (!__argv) { 3734 pr_err("malloc failed\n"); 3735 return -1; 3736 } 3737 3738 memcpy(__argv, argv, sizeof(const char *) * argc); 3739 argc = parse_options(argc, (const char **)__argv, record_options, 3740 NULL, PARSE_OPT_STOP_AT_NON_OPTION); 3741 free(__argv); 3742 3743 system_wide = (argc == 0); 3744 3745 return 0; 3746 } 3747 3748 static void script__setup_sample_type(struct perf_script *script) 3749 { 3750 struct perf_session *session = script->session; 3751 u64 sample_type = evlist__combined_sample_type(session->evlist); 3752 3753 callchain_param_setup(sample_type, perf_env__arch(session->machines.host.env)); 3754 3755 if (script->stitch_lbr && (callchain_param.record_mode != CALLCHAIN_LBR)) { 3756 pr_warning("Can't find LBR callchain. Switch off --stitch-lbr.\n" 3757 "Please apply --call-graph lbr when recording.\n"); 3758 script->stitch_lbr = false; 3759 } 3760 } 3761 3762 static int process_stat_round_event(struct perf_session *session, 3763 union perf_event *event) 3764 { 3765 struct perf_record_stat_round *round = &event->stat_round; 3766 struct evsel *counter; 3767 3768 evlist__for_each_entry(session->evlist, counter) { 3769 perf_stat_process_counter(&stat_config, counter); 3770 process_stat(counter, round->time); 3771 } 3772 3773 process_stat_interval(round->time); 3774 return 0; 3775 } 3776 3777 static int process_stat_config_event(struct perf_session *session __maybe_unused, 3778 union perf_event *event) 3779 { 3780 perf_event__read_stat_config(&stat_config, &event->stat_config); 3781 3782 /* 3783 * Aggregation modes are not used since post-processing scripts are 3784 * supposed to take care of such requirements 3785 */ 3786 stat_config.aggr_mode = AGGR_NONE; 3787 3788 return 0; 3789 } 3790 3791 static int set_maps(struct perf_script *script) 3792 { 3793 struct evlist *evlist = script->session->evlist; 3794 3795 if (!script->cpus || !script->threads) 3796 return 0; 3797 3798 if (WARN_ONCE(script->allocated, "stats double allocation\n")) 3799 return -EINVAL; 3800 3801 perf_evlist__set_maps(&evlist->core, script->cpus, script->threads); 3802 3803 if (evlist__alloc_stats(&stat_config, evlist, /*alloc_raw=*/true)) 3804 return -ENOMEM; 3805 3806 script->allocated = true; 3807 return 0; 3808 } 3809 3810 static 3811 int process_thread_map_event(struct perf_session *session, 3812 union perf_event *event) 3813 { 3814 const struct perf_tool *tool = session->tool; 3815 struct perf_script *script = container_of(tool, struct perf_script, tool); 3816 3817 if (dump_trace) 3818 perf_event__fprintf_thread_map(event, stdout); 3819 3820 if (script->threads) { 3821 pr_warning("Extra thread map event, ignoring.\n"); 3822 return 0; 3823 } 3824 3825 script->threads = thread_map__new_event(&event->thread_map); 3826 if (!script->threads) 3827 return -ENOMEM; 3828 3829 return set_maps(script); 3830 } 3831 3832 static 3833 int process_cpu_map_event(struct perf_session *session, 3834 union perf_event *event) 3835 { 3836 const struct perf_tool *tool = session->tool; 3837 struct perf_script *script = container_of(tool, struct perf_script, tool); 3838 3839 if (dump_trace) 3840 perf_event__fprintf_cpu_map(event, stdout); 3841 3842 if (script->cpus) { 3843 pr_warning("Extra cpu map event, ignoring.\n"); 3844 return 0; 3845 } 3846 3847 script->cpus = cpu_map__new_data(&event->cpu_map.data); 3848 if (!script->cpus) 3849 return -ENOMEM; 3850 3851 return set_maps(script); 3852 } 3853 3854 static int process_feature_event(struct perf_session *session, 3855 union perf_event *event) 3856 { 3857 if (event->feat.feat_id < HEADER_LAST_FEATURE) 3858 return perf_event__process_feature(session, event); 3859 return 0; 3860 } 3861 3862 #ifdef HAVE_AUXTRACE_SUPPORT 3863 static int perf_script__process_auxtrace_info(struct perf_session *session, 3864 union perf_event *event) 3865 { 3866 int ret = perf_event__process_auxtrace_info(session, event); 3867 3868 if (ret == 0) { 3869 const struct perf_tool *tool = session->tool; 3870 struct perf_script *script = container_of(tool, struct perf_script, tool); 3871 3872 ret = perf_script__setup_per_event_dump(script); 3873 } 3874 3875 return ret; 3876 } 3877 #else 3878 #define perf_script__process_auxtrace_info 0 3879 #endif 3880 3881 static int parse_insn_trace(const struct option *opt __maybe_unused, 3882 const char *str, int unset __maybe_unused) 3883 { 3884 const char *fields = "+insn,-event,-period"; 3885 int ret; 3886 3887 if (str) { 3888 if (strcmp(str, "disasm") == 0) 3889 fields = "+disasm,-event,-period"; 3890 else if (strlen(str) != 0 && strcmp(str, "raw") != 0) { 3891 fprintf(stderr, "Only accept raw|disasm\n"); 3892 return -EINVAL; 3893 } 3894 } 3895 3896 ret = parse_output_fields(NULL, fields, 0); 3897 if (ret < 0) 3898 return ret; 3899 3900 itrace_parse_synth_opts(opt, "i0nse", 0); 3901 symbol_conf.nanosecs = true; 3902 return 0; 3903 } 3904 3905 static int parse_xed(const struct option *opt __maybe_unused, 3906 const char *str __maybe_unused, 3907 int unset __maybe_unused) 3908 { 3909 if (isatty(1)) 3910 force_pager("xed -F insn: -A -64 | less"); 3911 else 3912 force_pager("xed -F insn: -A -64"); 3913 return 0; 3914 } 3915 3916 static int parse_call_trace(const struct option *opt __maybe_unused, 3917 const char *str __maybe_unused, 3918 int unset __maybe_unused) 3919 { 3920 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0); 3921 itrace_parse_synth_opts(opt, "cewp", 0); 3922 symbol_conf.nanosecs = true; 3923 symbol_conf.pad_output_len_dso = 50; 3924 return 0; 3925 } 3926 3927 static int parse_callret_trace(const struct option *opt __maybe_unused, 3928 const char *str __maybe_unused, 3929 int unset __maybe_unused) 3930 { 3931 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0); 3932 itrace_parse_synth_opts(opt, "crewp", 0); 3933 symbol_conf.nanosecs = true; 3934 return 0; 3935 } 3936 3937 int cmd_script(int argc, const char **argv) 3938 { 3939 bool show_full_info = false; 3940 bool header = false; 3941 bool header_only = false; 3942 bool script_started = false; 3943 bool unsorted_dump = false; 3944 char *rec_script_path = NULL; 3945 char *rep_script_path = NULL; 3946 struct perf_session *session; 3947 struct itrace_synth_opts itrace_synth_opts = { 3948 .set = false, 3949 .default_no_sample = true, 3950 }; 3951 struct utsname uts; 3952 char *script_path = NULL; 3953 const char *dlfilter_file = NULL; 3954 const char **__argv; 3955 int i, j, err = 0; 3956 struct perf_script script = {}; 3957 struct perf_data data = { 3958 .mode = PERF_DATA_MODE_READ, 3959 }; 3960 const struct option options[] = { 3961 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, 3962 "dump raw trace in ASCII"), 3963 OPT_BOOLEAN(0, "dump-unsorted-raw-trace", &unsorted_dump, 3964 "dump unsorted raw trace in ASCII"), 3965 OPT_INCR('v', "verbose", &verbose, 3966 "be more verbose (show symbol address, etc)"), 3967 OPT_BOOLEAN('L', "Latency", &latency_format, 3968 "show latency attributes (irqs/preemption disabled, etc)"), 3969 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts", 3970 list_available_scripts), 3971 OPT_CALLBACK_NOOPT(0, "list-dlfilters", NULL, NULL, "list available dlfilters", 3972 list_available_dlfilters), 3973 OPT_CALLBACK('s', "script", NULL, "name", 3974 "script file name (lang:script name, script name, or *)", 3975 parse_scriptname), 3976 OPT_STRING('g', "gen-script", &generate_script_lang, "lang", 3977 "generate perf-script.xx script in specified language"), 3978 OPT_STRING(0, "dlfilter", &dlfilter_file, "file", "filter .so file name"), 3979 OPT_CALLBACK(0, "dlarg", NULL, "argument", "filter argument", 3980 add_dlarg), 3981 OPT_STRING('i', "input", &input_name, "file", "input file name"), 3982 OPT_BOOLEAN('d', "debug-mode", &debug_mode, 3983 "do various checks like samples ordering and lost events"), 3984 OPT_BOOLEAN(0, "header", &header, "Show data header."), 3985 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."), 3986 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, 3987 "file", "vmlinux pathname"), 3988 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, 3989 "file", "kallsyms pathname"), 3990 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain, 3991 "When printing symbols do not display call chain"), 3992 OPT_CALLBACK(0, "symfs", NULL, "directory", 3993 "Look for files with symbols relative to this directory", 3994 symbol__config_symfs), 3995 OPT_CALLBACK('F', "fields", NULL, "str", 3996 "comma separated output fields prepend with 'type:'. " 3997 "+field to add and -field to remove." 3998 "Valid types: hw,sw,trace,raw,synth. " 3999 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,dsoff," 4000 "addr,symoff,srcline,period,iregs,uregs,brstack," 4001 "brstacksym,flags,data_src,weight,bpf-output,brstackinsn," 4002 "brstackinsnlen,brstackdisasm,brstackoff,callindent,insn,disasm,insnlen,synth," 4003 "phys_addr,metric,misc,srccode,ipc,tod,data_page_size," 4004 "code_page_size,ins_lat,machine_pid,vcpu,cgroup,retire_lat," 4005 "brcntr", 4006 parse_output_fields), 4007 OPT_BOOLEAN('a', "all-cpus", &system_wide, 4008 "system-wide collection from all CPUs"), 4009 OPT_STRING(0, "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", 4010 "only consider symbols in these DSOs"), 4011 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", 4012 "only consider these symbols"), 4013 OPT_INTEGER(0, "addr-range", &symbol_conf.addr_range, 4014 "Use with -S to list traced records within address range"), 4015 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, "raw|disasm", 4016 "Decode instructions from itrace", parse_insn_trace), 4017 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL, 4018 "Run xed disassembler on output", parse_xed), 4019 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL, 4020 "Decode calls from itrace", parse_call_trace), 4021 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL, 4022 "Decode calls and returns from itrace", parse_callret_trace), 4023 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]", 4024 "Only print symbols and callees with --call-trace/--call-ret-trace"), 4025 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]", 4026 "Stop display of callgraph at these symbols"), 4027 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"), 4028 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", 4029 "only display events for these comms"), 4030 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]", 4031 "only consider symbols in these pids"), 4032 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]", 4033 "only consider symbols in these tids"), 4034 OPT_UINTEGER(0, "max-stack", &scripting_max_stack, 4035 "Set the maximum stack depth when parsing the callchain, " 4036 "anything beyond the specified depth will be ignored. " 4037 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)), 4038 OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"), 4039 OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"), 4040 OPT_BOOLEAN('I', "show-info", &show_full_info, 4041 "display extended information from perf.data file"), 4042 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, 4043 "Show the path of [kernel.kallsyms]"), 4044 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events, 4045 "Show the fork/comm/exit events"), 4046 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events, 4047 "Show the mmap events"), 4048 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events, 4049 "Show context switch events (if recorded)"), 4050 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events, 4051 "Show namespace events (if recorded)"), 4052 OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events, 4053 "Show cgroup events (if recorded)"), 4054 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events, 4055 "Show lost events (if recorded)"), 4056 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events, 4057 "Show round events (if recorded)"), 4058 OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events, 4059 "Show bpf related events (if recorded)"), 4060 OPT_BOOLEAN('\0', "show-text-poke-events", &script.show_text_poke_events, 4061 "Show text poke related events (if recorded)"), 4062 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump, 4063 "Dump trace output to files named by the monitored events"), 4064 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"), 4065 OPT_INTEGER(0, "max-blocks", &max_blocks, 4066 "Maximum number of code blocks to dump with brstackinsn"), 4067 OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs, 4068 "Use 9 decimal places when displaying time"), 4069 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts", 4070 "Instruction Tracing options\n" ITRACE_HELP, 4071 itrace_parse_synth_opts), 4072 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename, 4073 "Show full source file name path for source lines"), 4074 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle, 4075 "Enable symbol demangling"), 4076 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, 4077 "Enable kernel symbol demangling"), 4078 OPT_STRING(0, "addr2line", &symbol_conf.addr2line_path, "path", 4079 "addr2line binary to use for line numbers"), 4080 OPT_STRING(0, "time", &script.time_str, "str", 4081 "Time span of interest (start,stop)"), 4082 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name, 4083 "Show inline function"), 4084 OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory", 4085 "guest mount directory under which every guest os" 4086 " instance has a subdir"), 4087 OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name, 4088 "file", "file saving guest os vmlinux"), 4089 OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms, 4090 "file", "file saving guest os /proc/kallsyms"), 4091 OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules, 4092 "file", "file saving guest os /proc/modules"), 4093 OPT_BOOLEAN(0, "guest-code", &symbol_conf.guest_code, 4094 "Guest code can be found in hypervisor process"), 4095 OPT_BOOLEAN('\0', "stitch-lbr", &script.stitch_lbr, 4096 "Enable LBR callgraph stitching approach"), 4097 OPTS_EVSWITCH(&script.evswitch), 4098 OPT_END() 4099 }; 4100 const char * const script_subcommands[] = { "record", "report", NULL }; 4101 const char *script_usage[] = { 4102 "perf script [<options>]", 4103 "perf script [<options>] record <script> [<record-options>] <command>", 4104 "perf script [<options>] report <script> [script-args]", 4105 "perf script [<options>] <script> [<record-options>] <command>", 4106 "perf script [<options>] <top-script> [script-args]", 4107 NULL 4108 }; 4109 4110 perf_set_singlethreaded(); 4111 4112 setup_scripting(); 4113 4114 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage, 4115 PARSE_OPT_STOP_AT_NON_OPTION); 4116 4117 if (symbol_conf.guestmount || 4118 symbol_conf.default_guest_vmlinux_name || 4119 symbol_conf.default_guest_kallsyms || 4120 symbol_conf.default_guest_modules || 4121 symbol_conf.guest_code) { 4122 /* 4123 * Enable guest sample processing. 4124 */ 4125 perf_guest = true; 4126 } 4127 4128 data.path = input_name; 4129 data.force = symbol_conf.force; 4130 4131 if (unsorted_dump) 4132 dump_trace = true; 4133 4134 if (symbol__validate_sym_arguments()) 4135 return -1; 4136 4137 if (argc > 1 && strlen(argv[0]) > 2 && strstarts("record", argv[0])) { 4138 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); 4139 if (!rec_script_path) 4140 return cmd_record(argc, argv); 4141 } 4142 4143 if (argc > 1 && strlen(argv[0]) > 2 && strstarts("report", argv[0])) { 4144 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); 4145 if (!rep_script_path) { 4146 fprintf(stderr, 4147 "Please specify a valid report script" 4148 "(see 'perf script -l' for listing)\n"); 4149 return -1; 4150 } 4151 } 4152 4153 if (reltime && deltatime) { 4154 fprintf(stderr, 4155 "reltime and deltatime - the two don't get along well. " 4156 "Please limit to --reltime or --deltatime.\n"); 4157 return -1; 4158 } 4159 4160 if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) && 4161 itrace_synth_opts.callchain_sz > scripting_max_stack) 4162 scripting_max_stack = itrace_synth_opts.callchain_sz; 4163 4164 /* make sure PERF_EXEC_PATH is set for scripts */ 4165 set_argv_exec_path(get_argv_exec_path()); 4166 4167 if (argc && !script_name && !rec_script_path && !rep_script_path) { 4168 int live_pipe[2]; 4169 int rep_args; 4170 pid_t pid; 4171 4172 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); 4173 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); 4174 4175 if (!rec_script_path && !rep_script_path) { 4176 script_name = find_script(argv[0]); 4177 if (script_name) { 4178 argc -= 1; 4179 argv += 1; 4180 goto script_found; 4181 } 4182 usage_with_options_msg(script_usage, options, 4183 "Couldn't find script `%s'\n\n See perf" 4184 " script -l for available scripts.\n", argv[0]); 4185 } 4186 4187 if (is_top_script(argv[0])) { 4188 rep_args = argc - 1; 4189 } else { 4190 int rec_args; 4191 4192 rep_args = has_required_arg(rep_script_path); 4193 rec_args = (argc - 1) - rep_args; 4194 if (rec_args < 0) { 4195 usage_with_options_msg(script_usage, options, 4196 "`%s' script requires options." 4197 "\n\n See perf script -l for available " 4198 "scripts and options.\n", argv[0]); 4199 } 4200 } 4201 4202 if (pipe(live_pipe) < 0) { 4203 perror("failed to create pipe"); 4204 return -1; 4205 } 4206 4207 pid = fork(); 4208 if (pid < 0) { 4209 perror("failed to fork"); 4210 return -1; 4211 } 4212 4213 if (!pid) { 4214 j = 0; 4215 4216 dup2(live_pipe[1], 1); 4217 close(live_pipe[0]); 4218 4219 if (is_top_script(argv[0])) { 4220 system_wide = true; 4221 } else if (!system_wide) { 4222 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) { 4223 err = -1; 4224 goto out; 4225 } 4226 } 4227 4228 __argv = malloc((argc + 6) * sizeof(const char *)); 4229 if (!__argv) { 4230 pr_err("malloc failed\n"); 4231 err = -ENOMEM; 4232 goto out; 4233 } 4234 4235 __argv[j++] = "/bin/sh"; 4236 __argv[j++] = rec_script_path; 4237 if (system_wide) 4238 __argv[j++] = "-a"; 4239 __argv[j++] = "-q"; 4240 __argv[j++] = "-o"; 4241 __argv[j++] = "-"; 4242 for (i = rep_args + 1; i < argc; i++) 4243 __argv[j++] = argv[i]; 4244 __argv[j++] = NULL; 4245 4246 execvp("/bin/sh", (char **)__argv); 4247 free(__argv); 4248 exit(-1); 4249 } 4250 4251 dup2(live_pipe[0], 0); 4252 close(live_pipe[1]); 4253 4254 __argv = malloc((argc + 4) * sizeof(const char *)); 4255 if (!__argv) { 4256 pr_err("malloc failed\n"); 4257 err = -ENOMEM; 4258 goto out; 4259 } 4260 4261 j = 0; 4262 __argv[j++] = "/bin/sh"; 4263 __argv[j++] = rep_script_path; 4264 for (i = 1; i < rep_args + 1; i++) 4265 __argv[j++] = argv[i]; 4266 __argv[j++] = "-i"; 4267 __argv[j++] = "-"; 4268 __argv[j++] = NULL; 4269 4270 execvp("/bin/sh", (char **)__argv); 4271 free(__argv); 4272 exit(-1); 4273 } 4274 script_found: 4275 if (rec_script_path) 4276 script_path = rec_script_path; 4277 if (rep_script_path) 4278 script_path = rep_script_path; 4279 4280 if (script_path) { 4281 j = 0; 4282 4283 if (!rec_script_path) 4284 system_wide = false; 4285 else if (!system_wide) { 4286 if (have_cmd(argc - 1, &argv[1]) != 0) { 4287 err = -1; 4288 goto out; 4289 } 4290 } 4291 4292 __argv = malloc((argc + 2) * sizeof(const char *)); 4293 if (!__argv) { 4294 pr_err("malloc failed\n"); 4295 err = -ENOMEM; 4296 goto out; 4297 } 4298 4299 __argv[j++] = "/bin/sh"; 4300 __argv[j++] = script_path; 4301 if (system_wide) 4302 __argv[j++] = "-a"; 4303 for (i = 2; i < argc; i++) 4304 __argv[j++] = argv[i]; 4305 __argv[j++] = NULL; 4306 4307 execvp("/bin/sh", (char **)__argv); 4308 free(__argv); 4309 exit(-1); 4310 } 4311 4312 if (dlfilter_file) { 4313 dlfilter = dlfilter__new(dlfilter_file, dlargc, dlargv); 4314 if (!dlfilter) 4315 return -1; 4316 } 4317 4318 if (!script_name) { 4319 setup_pager(); 4320 use_browser = 0; 4321 } 4322 4323 perf_tool__init(&script.tool, !unsorted_dump); 4324 script.tool.sample = process_sample_event; 4325 script.tool.mmap = perf_event__process_mmap; 4326 script.tool.mmap2 = perf_event__process_mmap2; 4327 script.tool.comm = perf_event__process_comm; 4328 script.tool.namespaces = perf_event__process_namespaces; 4329 script.tool.cgroup = perf_event__process_cgroup; 4330 script.tool.exit = perf_event__process_exit; 4331 script.tool.fork = perf_event__process_fork; 4332 script.tool.attr = process_attr; 4333 script.tool.event_update = perf_event__process_event_update; 4334 #ifdef HAVE_LIBTRACEEVENT 4335 script.tool.tracing_data = perf_event__process_tracing_data; 4336 #endif 4337 script.tool.feature = process_feature_event; 4338 script.tool.build_id = perf_event__process_build_id; 4339 script.tool.id_index = perf_event__process_id_index; 4340 script.tool.auxtrace_info = perf_script__process_auxtrace_info; 4341 script.tool.auxtrace = perf_event__process_auxtrace; 4342 script.tool.auxtrace_error = perf_event__process_auxtrace_error; 4343 script.tool.stat = perf_event__process_stat_event; 4344 script.tool.stat_round = process_stat_round_event; 4345 script.tool.stat_config = process_stat_config_event; 4346 script.tool.thread_map = process_thread_map_event; 4347 script.tool.cpu_map = process_cpu_map_event; 4348 script.tool.throttle = process_throttle_event; 4349 script.tool.unthrottle = process_throttle_event; 4350 script.tool.ordering_requires_timestamps = true; 4351 session = perf_session__new(&data, &script.tool); 4352 if (IS_ERR(session)) 4353 return PTR_ERR(session); 4354 4355 if (header || header_only) { 4356 script.tool.show_feat_hdr = SHOW_FEAT_HEADER; 4357 perf_session__fprintf_info(session, stdout, show_full_info); 4358 if (header_only) 4359 goto out_delete; 4360 } 4361 if (show_full_info) 4362 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO; 4363 4364 if (symbol__init(&session->header.env) < 0) 4365 goto out_delete; 4366 4367 uname(&uts); 4368 if (data.is_pipe) { /* Assume pipe_mode indicates native_arch */ 4369 native_arch = true; 4370 } else if (session->header.env.arch) { 4371 if (!strcmp(uts.machine, session->header.env.arch)) 4372 native_arch = true; 4373 else if (!strcmp(uts.machine, "x86_64") && 4374 !strcmp(session->header.env.arch, "i386")) 4375 native_arch = true; 4376 } 4377 4378 script.session = session; 4379 script__setup_sample_type(&script); 4380 4381 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) || 4382 symbol_conf.graph_function) 4383 itrace_synth_opts.thread_stack = true; 4384 4385 session->itrace_synth_opts = &itrace_synth_opts; 4386 4387 if (cpu_list) { 4388 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap); 4389 if (err < 0) 4390 goto out_delete; 4391 itrace_synth_opts.cpu_bitmap = cpu_bitmap; 4392 } 4393 4394 if (!no_callchain) 4395 symbol_conf.use_callchain = true; 4396 else 4397 symbol_conf.use_callchain = false; 4398 4399 #ifdef HAVE_LIBTRACEEVENT 4400 if (session->tevent.pevent && 4401 tep_set_function_resolver(session->tevent.pevent, 4402 machine__resolve_kernel_addr, 4403 &session->machines.host) < 0) { 4404 pr_err("%s: failed to set libtraceevent function resolver\n", __func__); 4405 err = -1; 4406 goto out_delete; 4407 } 4408 #endif 4409 if (generate_script_lang) { 4410 struct stat perf_stat; 4411 int input; 4412 4413 if (output_set_by_user()) { 4414 fprintf(stderr, 4415 "custom fields not supported for generated scripts"); 4416 err = -EINVAL; 4417 goto out_delete; 4418 } 4419 4420 input = open(data.path, O_RDONLY); /* input_name */ 4421 if (input < 0) { 4422 err = -errno; 4423 perror("failed to open file"); 4424 goto out_delete; 4425 } 4426 4427 err = fstat(input, &perf_stat); 4428 if (err < 0) { 4429 perror("failed to stat file"); 4430 goto out_delete; 4431 } 4432 4433 if (!perf_stat.st_size) { 4434 fprintf(stderr, "zero-sized file, nothing to do!\n"); 4435 goto out_delete; 4436 } 4437 4438 scripting_ops = script_spec__lookup(generate_script_lang); 4439 if (!scripting_ops) { 4440 fprintf(stderr, "invalid language specifier"); 4441 err = -ENOENT; 4442 goto out_delete; 4443 } 4444 #ifdef HAVE_LIBTRACEEVENT 4445 err = scripting_ops->generate_script(session->tevent.pevent, 4446 "perf-script"); 4447 #else 4448 err = scripting_ops->generate_script(NULL, "perf-script"); 4449 #endif 4450 goto out_delete; 4451 } 4452 4453 err = dlfilter__start(dlfilter, session); 4454 if (err) 4455 goto out_delete; 4456 4457 if (script_name) { 4458 err = scripting_ops->start_script(script_name, argc, argv, session); 4459 if (err) 4460 goto out_delete; 4461 pr_debug("perf script started with script %s\n\n", script_name); 4462 script_started = true; 4463 } 4464 4465 4466 err = perf_session__check_output_opt(session); 4467 if (err < 0) 4468 goto out_delete; 4469 4470 if (script.time_str) { 4471 err = perf_time__parse_for_ranges_reltime(script.time_str, session, 4472 &script.ptime_range, 4473 &script.range_size, 4474 &script.range_num, 4475 reltime); 4476 if (err < 0) 4477 goto out_delete; 4478 4479 itrace_synth_opts__set_time_range(&itrace_synth_opts, 4480 script.ptime_range, 4481 script.range_num); 4482 } 4483 4484 err = evswitch__init(&script.evswitch, session->evlist, stderr); 4485 if (err) 4486 goto out_delete; 4487 4488 if (zstd_init(&(session->zstd_data), 0) < 0) 4489 pr_warning("Decompression initialization failed. Reported data may be incomplete.\n"); 4490 4491 err = __cmd_script(&script); 4492 4493 flush_scripting(); 4494 4495 if (verbose > 2 || debug_kmaps) 4496 perf_session__dump_kmaps(session); 4497 4498 out_delete: 4499 if (script.ptime_range) { 4500 itrace_synth_opts__clear_time_range(&itrace_synth_opts); 4501 zfree(&script.ptime_range); 4502 } 4503 4504 zstd_fini(&(session->zstd_data)); 4505 evlist__free_stats(session->evlist); 4506 perf_session__delete(session); 4507 perf_script__exit(&script); 4508 4509 if (script_started) 4510 cleanup_scripting(); 4511 dlfilter__cleanup(dlfilter); 4512 free_dlarg(); 4513 out: 4514 return err; 4515 } 4516