tools/perf/builtin-script.c

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