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/env.h"
  19#include "util/evlist.h"
  20#include "util/evsel.h"
  21#include "util/evsel_fprintf.h"
  22#include "util/evswitch.h"
  23#include "util/sort.h"
  24#include "util/data.h"
  25#include "util/auxtrace.h"
  26#include "util/cpumap.h"
  27#include "util/thread_map.h"
  28#include "util/stat.h"
  29#include "util/color.h"
  30#include "util/string2.h"
  31#include "util/thread-stack.h"
  32#include "util/time-utils.h"
  33#include "util/path.h"
  34#include "util/event.h"
  35#include "util/mem-info.h"
  36#include "util/metricgroup.h"
  37#include "ui/ui.h"
  38#include "print_binary.h"
  39#include "print_insn.h"
  40#include "archinsn.h"
  41#include <linux/bitmap.h>
  42#include <linux/compiler.h>
  43#include <linux/kernel.h>
  44#include <linux/stringify.h>
  45#include <linux/time64.h>
  46#include <linux/zalloc.h>
  47#include <linux/unaligned.h>
  48#include <sys/utsname.h>
  49#include "asm/bug.h"
  50#include "util/mem-events.h"
  51#include "util/dump-insn.h"
  52#include <dirent.h>
  53#include <errno.h>
  54#include <inttypes.h>
  55#include <signal.h>
  56#include <stdio.h>
  57#include <sys/param.h>
  58#include <sys/types.h>
  59#include <sys/stat.h>
  60#include <fcntl.h>
  61#include <unistd.h>
  62#include <subcmd/pager.h>
  63#include <perf/evlist.h>
  64#include <linux/err.h>
  65#include "util/dlfilter.h"
  66#include "util/record.h"
  67#include "util/util.h"
  68#include "util/cgroup.h"
  69#include "util/annotate.h"
  70#include "perf.h"
  71
  72#include <linux/ctype.h>
  73#ifdef HAVE_LIBTRACEEVENT
  74#include <event-parse.h>
  75#endif
  76
  77static char const		*script_name;
  78static char const		*generate_script_lang;
  79static bool			reltime;
  80static bool			deltatime;
  81static u64			initial_time;
  82static u64			previous_time;
  83static bool			debug_mode;
  84static u64			last_timestamp;
  85static u64			nr_unordered;
  86static bool			no_callchain;
  87static bool			latency_format;
  88static bool			system_wide;
  89static bool			print_flags;
  90static const char		*cpu_list;
  91static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
  92static int			max_blocks;
  93static bool			native_arch;
  94static struct dlfilter		*dlfilter;
  95static int			dlargc;
  96static char			**dlargv;
  97
  98enum perf_output_field {
  99	PERF_OUTPUT_COMM            = 1ULL << 0,
 100	PERF_OUTPUT_TID             = 1ULL << 1,
 101	PERF_OUTPUT_PID             = 1ULL << 2,
 102	PERF_OUTPUT_TIME            = 1ULL << 3,
 103	PERF_OUTPUT_CPU             = 1ULL << 4,
 104	PERF_OUTPUT_EVNAME          = 1ULL << 5,
 105	PERF_OUTPUT_TRACE           = 1ULL << 6,
 106	PERF_OUTPUT_IP              = 1ULL << 7,
 107	PERF_OUTPUT_SYM             = 1ULL << 8,
 108	PERF_OUTPUT_DSO             = 1ULL << 9,
 109	PERF_OUTPUT_ADDR            = 1ULL << 10,
 110	PERF_OUTPUT_SYMOFFSET       = 1ULL << 11,
 111	PERF_OUTPUT_SRCLINE         = 1ULL << 12,
 112	PERF_OUTPUT_PERIOD          = 1ULL << 13,
 113	PERF_OUTPUT_IREGS	    = 1ULL << 14,
 114	PERF_OUTPUT_BRSTACK	    = 1ULL << 15,
 115	PERF_OUTPUT_BRSTACKSYM	    = 1ULL << 16,
 116	PERF_OUTPUT_DATA_SRC	    = 1ULL << 17,
 117	PERF_OUTPUT_WEIGHT	    = 1ULL << 18,
 118	PERF_OUTPUT_BPF_OUTPUT	    = 1ULL << 19,
 119	PERF_OUTPUT_CALLINDENT	    = 1ULL << 20,
 120	PERF_OUTPUT_INSN	    = 1ULL << 21,
 121	PERF_OUTPUT_INSNLEN	    = 1ULL << 22,
 122	PERF_OUTPUT_BRSTACKINSN	    = 1ULL << 23,
 123	PERF_OUTPUT_BRSTACKOFF	    = 1ULL << 24,
 124	PERF_OUTPUT_SYNTH           = 1ULL << 25,
 125	PERF_OUTPUT_PHYS_ADDR       = 1ULL << 26,
 126	PERF_OUTPUT_UREGS	    = 1ULL << 27,
 127	PERF_OUTPUT_METRIC	    = 1ULL << 28,
 128	PERF_OUTPUT_MISC            = 1ULL << 29,
 129	PERF_OUTPUT_SRCCODE	    = 1ULL << 30,
 130	PERF_OUTPUT_IPC             = 1ULL << 31,
 131	PERF_OUTPUT_TOD             = 1ULL << 32,
 132	PERF_OUTPUT_DATA_PAGE_SIZE  = 1ULL << 33,
 133	PERF_OUTPUT_CODE_PAGE_SIZE  = 1ULL << 34,
 134	PERF_OUTPUT_INS_LAT         = 1ULL << 35,
 135	PERF_OUTPUT_BRSTACKINSNLEN  = 1ULL << 36,
 136	PERF_OUTPUT_MACHINE_PID     = 1ULL << 37,
 137	PERF_OUTPUT_VCPU            = 1ULL << 38,
 138	PERF_OUTPUT_CGROUP          = 1ULL << 39,
 139	PERF_OUTPUT_RETIRE_LAT      = 1ULL << 40,
 140	PERF_OUTPUT_DSOFF           = 1ULL << 41,
 141	PERF_OUTPUT_DISASM          = 1ULL << 42,
 142	PERF_OUTPUT_BRSTACKDISASM   = 1ULL << 43,
 143	PERF_OUTPUT_BRCNTR          = 1ULL << 44,
 144};
 145
 146struct perf_script {
 147	struct perf_tool	tool;
 148	struct perf_session	*session;
 149	bool			show_task_events;
 150	bool			show_mmap_events;
 151	bool			show_switch_events;
 152	bool			show_namespace_events;
 153	bool			show_lost_events;
 154	bool			show_round_events;
 155	bool			show_bpf_events;
 156	bool			show_cgroup_events;
 157	bool			show_text_poke_events;
 158	bool			allocated;
 159	bool			per_event_dump;
 160	bool			stitch_lbr;
 161	struct evswitch		evswitch;
 162	struct perf_cpu_map	*cpus;
 163	struct perf_thread_map *threads;
 164	int			name_width;
 165	const char              *time_str;
 166	struct perf_time_interval *ptime_range;
 167	int			range_size;
 168	int			range_num;
 169};
 170
 171struct output_option {
 172	const char *str;
 173	enum perf_output_field field;
 174} all_output_options[] = {
 175	{.str = "comm",  .field = PERF_OUTPUT_COMM},
 176	{.str = "tid",   .field = PERF_OUTPUT_TID},
 177	{.str = "pid",   .field = PERF_OUTPUT_PID},
 178	{.str = "time",  .field = PERF_OUTPUT_TIME},
 179	{.str = "cpu",   .field = PERF_OUTPUT_CPU},
 180	{.str = "event", .field = PERF_OUTPUT_EVNAME},
 181	{.str = "trace", .field = PERF_OUTPUT_TRACE},
 182	{.str = "ip",    .field = PERF_OUTPUT_IP},
 183	{.str = "sym",   .field = PERF_OUTPUT_SYM},
 184	{.str = "dso",   .field = PERF_OUTPUT_DSO},
 185	{.str = "dsoff", .field = PERF_OUTPUT_DSOFF},
 186	{.str = "addr",  .field = PERF_OUTPUT_ADDR},
 187	{.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
 188	{.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
 189	{.str = "period", .field = PERF_OUTPUT_PERIOD},
 190	{.str = "iregs", .field = PERF_OUTPUT_IREGS},
 191	{.str = "uregs", .field = PERF_OUTPUT_UREGS},
 192	{.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
 193	{.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
 194	{.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
 195	{.str = "weight",   .field = PERF_OUTPUT_WEIGHT},
 196	{.str = "bpf-output",   .field = PERF_OUTPUT_BPF_OUTPUT},
 197	{.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
 198	{.str = "insn", .field = PERF_OUTPUT_INSN},
 199	{.str = "disasm", .field = PERF_OUTPUT_DISASM},
 200	{.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
 201	{.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
 202	{.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
 203	{.str = "synth", .field = PERF_OUTPUT_SYNTH},
 204	{.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
 205	{.str = "metric", .field = PERF_OUTPUT_METRIC},
 206	{.str = "misc", .field = PERF_OUTPUT_MISC},
 207	{.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
 208	{.str = "ipc", .field = PERF_OUTPUT_IPC},
 209	{.str = "tod", .field = PERF_OUTPUT_TOD},
 210	{.str = "data_page_size", .field = PERF_OUTPUT_DATA_PAGE_SIZE},
 211	{.str = "code_page_size", .field = PERF_OUTPUT_CODE_PAGE_SIZE},
 212	{.str = "ins_lat", .field = PERF_OUTPUT_INS_LAT},
 213	{.str = "brstackinsnlen", .field = PERF_OUTPUT_BRSTACKINSNLEN},
 214	{.str = "machine_pid", .field = PERF_OUTPUT_MACHINE_PID},
 215	{.str = "vcpu", .field = PERF_OUTPUT_VCPU},
 216	{.str = "cgroup", .field = PERF_OUTPUT_CGROUP},
 217	{.str = "retire_lat", .field = PERF_OUTPUT_RETIRE_LAT},
 218	{.str = "brstackdisasm", .field = PERF_OUTPUT_BRSTACKDISASM},
 219	{.str = "brcntr", .field = PERF_OUTPUT_BRCNTR},
 220};
 221
 222enum {
 223	OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
 224	OUTPUT_TYPE_OTHER,
 225	OUTPUT_TYPE_MAX
 226};
 227
 228// We need to refactor the evsel->priv use in 'perf script' to allow for
 229// using that area, that is being used only in some cases.
 230#define OUTPUT_TYPE_UNSET -1
 231
 232/* default set to maintain compatibility with current format */
 233static struct {
 234	bool user_set;
 235	bool wildcard_set;
 236	unsigned int print_ip_opts;
 237	u64 fields;
 238	u64 invalid_fields;
 239	u64 user_set_fields;
 240	u64 user_unset_fields;
 241} output[OUTPUT_TYPE_MAX] = {
 242
 243	[PERF_TYPE_HARDWARE] = {
 244		.user_set = false,
 245
 246		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 247			      PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 248			      PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 249			      PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 250			      PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 251
 252		.invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 253	},
 254
 255	[PERF_TYPE_SOFTWARE] = {
 256		.user_set = false,
 257
 258		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 259			      PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 260			      PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 261			      PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 262			      PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
 263			      PERF_OUTPUT_BPF_OUTPUT,
 264
 265		.invalid_fields = PERF_OUTPUT_TRACE,
 266	},
 267
 268	[PERF_TYPE_TRACEPOINT] = {
 269		.user_set = false,
 270
 271		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 272				  PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 273				  PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
 274	},
 275
 276	[PERF_TYPE_HW_CACHE] = {
 277		.user_set = false,
 278
 279		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 280			      PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 281			      PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 282			      PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 283			      PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 284
 285		.invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 286	},
 287
 288	[PERF_TYPE_RAW] = {
 289		.user_set = false,
 290
 291		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 292			      PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 293			      PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 294			      PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 295			      PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
 296			      PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
 297			      PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR |
 298			      PERF_OUTPUT_DATA_PAGE_SIZE | PERF_OUTPUT_CODE_PAGE_SIZE |
 299			      PERF_OUTPUT_INS_LAT | PERF_OUTPUT_RETIRE_LAT,
 300
 301		.invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 302	},
 303
 304	[PERF_TYPE_BREAKPOINT] = {
 305		.user_set = false,
 306
 307		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 308			      PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 309			      PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 310			      PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 311			      PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 312
 313		.invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 314	},
 315
 316	[OUTPUT_TYPE_SYNTH] = {
 317		.user_set = false,
 318
 319		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 320			      PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 321			      PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 322			      PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 323			      PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
 324
 325		.invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 326	},
 327
 328	[OUTPUT_TYPE_OTHER] = {
 329		.user_set = false,
 330
 331		.fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 332			      PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 333			      PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 334			      PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 335			      PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 336
 337		.invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 338	},
 339};
 340
 341struct evsel_script {
 342       char *filename;
 343       FILE *fp;
 344       u64  samples;
 345};
 346
 347static struct evsel_script *evsel_script__new(struct evsel *evsel, struct perf_data *data)
 348{
 349	struct evsel_script *es = zalloc(sizeof(*es));
 350
 351	if (es != NULL) {
 352		if (asprintf(&es->filename, "%s.%s.dump", data->file.path, evsel__name(evsel)) < 0)
 353			goto out_free;
 354		es->fp = fopen(es->filename, "w");
 355		if (es->fp == NULL)
 356			goto out_free_filename;
 357	}
 358
 359	return es;
 360out_free_filename:
 361	zfree(&es->filename);
 362out_free:
 363	free(es);
 364	return NULL;
 365}
 366
 367static void evsel_script__delete(struct evsel_script *es)
 368{
 369	zfree(&es->filename);
 370	fclose(es->fp);
 371	es->fp = NULL;
 372	free(es);
 373}
 374
 375static int evsel_script__fprintf(struct evsel_script *es, FILE *fp)
 376{
 377	struct stat st;
 378
 379	fstat(fileno(es->fp), &st);
 380	return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
 381		       st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
 382}
 383
 384static inline int output_type(unsigned int type)
 385{
 386	switch (type) {
 387	case PERF_TYPE_SYNTH:
 388		return OUTPUT_TYPE_SYNTH;
 389	default:
 390		if (type < PERF_TYPE_MAX)
 391			return type;
 392	}
 393
 394	return OUTPUT_TYPE_OTHER;
 395}
 396
 397static inline int evsel__output_type(struct evsel *evsel)
 398{
 399	int type = evsel->script_output_type;
 400
 401	if (type == OUTPUT_TYPE_UNSET) {
 402		type = output_type(evsel->core.attr.type);
 403		if (type == OUTPUT_TYPE_OTHER) {
 404			struct perf_pmu *pmu = evsel__find_pmu(evsel);
 405
 406			if (pmu && pmu->is_core)
 407				type = PERF_TYPE_RAW;
 408		}
 409		evsel->script_output_type = type;
 410	}
 411
 412	return type;
 413}
 414
 415static bool output_set_by_user(void)
 416{
 417	int j;
 418	for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
 419		if (output[j].user_set)
 420			return true;
 421	}
 422	return false;
 423}
 424
 425static const char *output_field2str(enum perf_output_field field)
 426{
 427	int i, imax = ARRAY_SIZE(all_output_options);
 428	const char *str = "";
 429
 430	for (i = 0; i < imax; ++i) {
 431		if (all_output_options[i].field == field) {
 432			str = all_output_options[i].str;
 433			break;
 434		}
 435	}
 436	return str;
 437}
 438
 439#define PRINT_FIELD(x)  (output[evsel__output_type(evsel)].fields & PERF_OUTPUT_##x)
 440
 441static int evsel__do_check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
 442				 enum perf_output_field field, bool allow_user_set)
 443{
 444	struct perf_event_attr *attr = &evsel->core.attr;
 445	int type = evsel__output_type(evsel);
 446	const char *evname;
 447
 448	if (attr->sample_type & sample_type)
 449		return 0;
 450
 451	if (output[type].user_set_fields & field) {
 452		if (allow_user_set)
 453			return 0;
 454		evname = evsel__name(evsel);
 455		pr_err("Samples for '%s' event do not have %s attribute set. "
 456		       "Cannot print '%s' field.\n",
 457		       evname, sample_msg, output_field2str(field));
 458		return -1;
 459	}
 460
 461	/* user did not ask for it explicitly so remove from the default list */
 462	output[type].fields &= ~field;
 463	evname = evsel__name(evsel);
 464	pr_debug("Samples for '%s' event do not have %s attribute set. "
 465		 "Skipping '%s' field.\n",
 466		 evname, sample_msg, output_field2str(field));
 467
 468	return 0;
 469}
 470
 471static int evsel__check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
 472			      enum perf_output_field field)
 473{
 474	return evsel__do_check_stype(evsel, sample_type, sample_msg, field, false);
 475}
 476
 477static int evsel__check_attr(struct evsel *evsel, struct perf_session *session)
 478{
 479	bool allow_user_set;
 480
 481	if (evsel__is_dummy_event(evsel))
 482		return 0;
 483
 484	if (perf_header__has_feat(&session->header, HEADER_STAT))
 485		return 0;
 486
 487	allow_user_set = perf_header__has_feat(&session->header,
 488					       HEADER_AUXTRACE);
 489
 490	if (PRINT_FIELD(TRACE) &&
 491	    !perf_session__has_traces(session, "record -R"))
 492		return -EINVAL;
 493
 494	if (PRINT_FIELD(IP)) {
 495		if (evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", PERF_OUTPUT_IP))
 496			return -EINVAL;
 497	}
 498
 499	if (PRINT_FIELD(ADDR) &&
 500	    evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", PERF_OUTPUT_ADDR, allow_user_set))
 501		return -EINVAL;
 502
 503	if (PRINT_FIELD(DATA_SRC) &&
 504	    evsel__do_check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC", PERF_OUTPUT_DATA_SRC, allow_user_set))
 505		return -EINVAL;
 506
 507	if (PRINT_FIELD(WEIGHT) &&
 508	    evsel__do_check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT, allow_user_set))
 509		return -EINVAL;
 510
 511	if (PRINT_FIELD(SYM) &&
 512	    !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
 513		pr_err("Display of symbols requested but neither sample IP nor "
 514			   "sample address\navailable. Hence, no addresses to convert "
 515		       "to symbols.\n");
 516		return -EINVAL;
 517	}
 518	if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
 519		pr_err("Display of offsets requested but symbol is not"
 520		       "selected.\n");
 521		return -EINVAL;
 522	}
 523	if (PRINT_FIELD(DSO) &&
 524	    !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
 525		pr_err("Display of DSO requested but no address to convert.\n");
 526		return -EINVAL;
 527	}
 528	if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
 529		pr_err("Display of source line number requested but sample IP is not\n"
 530		       "selected. Hence, no address to lookup the source line number.\n");
 531		return -EINVAL;
 532	}
 533	if ((PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
 534	    && !allow_user_set &&
 535	    !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_ANY)) {
 536		pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
 537		       "Hint: run 'perf record -b ...'\n");
 538		return -EINVAL;
 539	}
 540	if (PRINT_FIELD(BRCNTR) &&
 541	    !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_COUNTERS)) {
 542		pr_err("Display of branch counter requested but it's not enabled\n"
 543		       "Hint: run 'perf record -j any,counter ...'\n");
 544		return -EINVAL;
 545	}
 546	if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
 547	    evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", PERF_OUTPUT_TID|PERF_OUTPUT_PID))
 548		return -EINVAL;
 549
 550	if (PRINT_FIELD(TIME) &&
 551	    evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", PERF_OUTPUT_TIME))
 552		return -EINVAL;
 553
 554	if (PRINT_FIELD(CPU) &&
 555	    evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU", PERF_OUTPUT_CPU, allow_user_set))
 556		return -EINVAL;
 557
 558	if (PRINT_FIELD(IREGS) &&
 559	    evsel__do_check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", PERF_OUTPUT_IREGS, allow_user_set))
 560		return -EINVAL;
 561
 562	if (PRINT_FIELD(UREGS) &&
 563	    evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS", PERF_OUTPUT_UREGS))
 564		return -EINVAL;
 565
 566	if (PRINT_FIELD(PHYS_ADDR) &&
 567	    evsel__do_check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR", PERF_OUTPUT_PHYS_ADDR, allow_user_set))
 568		return -EINVAL;
 569
 570	if (PRINT_FIELD(DATA_PAGE_SIZE) &&
 571	    evsel__check_stype(evsel, PERF_SAMPLE_DATA_PAGE_SIZE, "DATA_PAGE_SIZE", PERF_OUTPUT_DATA_PAGE_SIZE))
 572		return -EINVAL;
 573
 574	if (PRINT_FIELD(CODE_PAGE_SIZE) &&
 575	    evsel__check_stype(evsel, PERF_SAMPLE_CODE_PAGE_SIZE, "CODE_PAGE_SIZE", PERF_OUTPUT_CODE_PAGE_SIZE))
 576		return -EINVAL;
 577
 578	if (PRINT_FIELD(INS_LAT) &&
 579	    evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_INS_LAT))
 580		return -EINVAL;
 581
 582	if (PRINT_FIELD(CGROUP) &&
 583	    evsel__check_stype(evsel, PERF_SAMPLE_CGROUP, "CGROUP", PERF_OUTPUT_CGROUP)) {
 584		pr_err("Hint: run 'perf record --all-cgroups ...'\n");
 585		return -EINVAL;
 586	}
 587
 588	if (PRINT_FIELD(RETIRE_LAT) &&
 589	    evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_RETIRE_LAT))
 590		return -EINVAL;
 591
 592	return 0;
 593}
 594
 595static void evsel__set_print_ip_opts(struct evsel *evsel)
 596{
 597	unsigned int type = evsel__output_type(evsel);
 598
 599	output[type].print_ip_opts = 0;
 600	if (PRINT_FIELD(IP))
 601		output[type].print_ip_opts |= EVSEL__PRINT_IP;
 602
 603	if (PRINT_FIELD(SYM))
 604		output[type].print_ip_opts |= EVSEL__PRINT_SYM;
 605
 606	if (PRINT_FIELD(DSO))
 607		output[type].print_ip_opts |= EVSEL__PRINT_DSO;
 608
 609	if (PRINT_FIELD(DSOFF))
 610		output[type].print_ip_opts |= EVSEL__PRINT_DSOFF;
 611
 612	if (PRINT_FIELD(SYMOFFSET))
 613		output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
 614
 615	if (PRINT_FIELD(SRCLINE))
 616		output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
 617}
 618
 619static struct evsel *find_first_output_type(struct evlist *evlist,
 620					    unsigned int type)
 621{
 622	struct evsel *evsel;
 623
 624	evlist__for_each_entry(evlist, evsel) {
 625		if (evsel__is_dummy_event(evsel))
 626			continue;
 627		if (evsel__output_type(evsel) == (int)type)
 628			return evsel;
 629	}
 630	return NULL;
 631}
 632
 633/*
 634 * verify all user requested events exist and the samples
 635 * have the expected data
 636 */
 637static int perf_session__check_output_opt(struct perf_session *session)
 638{
 639	bool tod = false;
 640	unsigned int j;
 641	struct evsel *evsel;
 642
 643	for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
 644		evsel = find_first_output_type(session->evlist, j);
 645
 646		/*
 647		 * even if fields is set to 0 (ie., show nothing) event must
 648		 * exist if user explicitly includes it on the command line
 649		 */
 650		if (!evsel && output[j].user_set && !output[j].wildcard_set &&
 651		    j != OUTPUT_TYPE_SYNTH) {
 652			pr_err("%s events do not exist. "
 653			       "Remove corresponding -F option to proceed.\n",
 654			       event_type(j));
 655			return -1;
 656		}
 657
 658		if (evsel && output[j].fields &&
 659			evsel__check_attr(evsel, session))
 660			return -1;
 661
 662		if (evsel == NULL)
 663			continue;
 664
 665		/* 'dsoff' implys 'dso' field */
 666		if (output[j].fields & PERF_OUTPUT_DSOFF)
 667			output[j].fields |= PERF_OUTPUT_DSO;
 668
 669		evsel__set_print_ip_opts(evsel);
 670		tod |= output[j].fields & PERF_OUTPUT_TOD;
 671	}
 672
 673	if (!no_callchain) {
 674		bool use_callchain = false;
 675		bool not_pipe = false;
 676
 677		evlist__for_each_entry(session->evlist, evsel) {
 678			not_pipe = true;
 679			if (evsel__has_callchain(evsel) || evsel__is_offcpu_event(evsel)) {
 680				use_callchain = true;
 681				break;
 682			}
 683		}
 684		if (not_pipe && !use_callchain)
 685			symbol_conf.use_callchain = false;
 686	}
 687
 688	/*
 689	 * set default for tracepoints to print symbols only
 690	 * if callchains are present
 691	 */
 692	if (symbol_conf.use_callchain &&
 693	    !output[PERF_TYPE_TRACEPOINT].user_set) {
 694		j = PERF_TYPE_TRACEPOINT;
 695
 696		evlist__for_each_entry(session->evlist, evsel) {
 697			if (evsel->core.attr.type != j)
 698				continue;
 699
 700			if (evsel__has_callchain(evsel)) {
 701				output[j].fields |= PERF_OUTPUT_IP;
 702				output[j].fields |= PERF_OUTPUT_SYM;
 703				output[j].fields |= PERF_OUTPUT_SYMOFFSET;
 704				output[j].fields |= PERF_OUTPUT_DSO;
 705				evsel__set_print_ip_opts(evsel);
 706				goto out;
 707			}
 708		}
 709	}
 710
 711	if (tod && !perf_session__env(session)->clock.enabled) {
 712		pr_err("Can't provide 'tod' time, missing clock data. "
 713		       "Please record with -k/--clockid option.\n");
 714		return -1;
 715	}
 716out:
 717	return 0;
 718}
 719
 720static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask, const char *arch,
 721				     FILE *fp)
 722{
 723	unsigned i = 0, r;
 724	int printed = 0;
 725
 726	if (!regs || !regs->regs)
 727		return 0;
 728
 729	printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
 730
 731	for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
 732		u64 val = regs->regs[i++];
 733		printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r, arch), val);
 734	}
 735
 736	return printed;
 737}
 738
 739#define DEFAULT_TOD_FMT "%F %H:%M:%S"
 740
 741static char*
 742tod_scnprintf(struct perf_script *script, char *buf, int buflen,
 743	     u64 timestamp)
 744{
 745	u64 tod_ns, clockid_ns;
 746	struct perf_env *env;
 747	unsigned long nsec;
 748	struct tm ltime;
 749	char date[64];
 750	time_t sec;
 751
 752	buf[0] = '\0';
 753	if (buflen < 64 || !script)
 754		return buf;
 755
 756	env = perf_session__env(script->session);
 757	if (!env->clock.enabled) {
 758		scnprintf(buf, buflen, "disabled");
 759		return buf;
 760	}
 761
 762	clockid_ns = env->clock.clockid_ns;
 763	tod_ns     = env->clock.tod_ns;
 764
 765	if (timestamp > clockid_ns)
 766		tod_ns += timestamp - clockid_ns;
 767	else
 768		tod_ns -= clockid_ns - timestamp;
 769
 770	sec  = (time_t) (tod_ns / NSEC_PER_SEC);
 771	nsec = tod_ns - sec * NSEC_PER_SEC;
 772
 773	if (localtime_r(&sec, &ltime) == NULL) {
 774		scnprintf(buf, buflen, "failed");
 775	} else {
 776		strftime(date, sizeof(date), DEFAULT_TOD_FMT, &ltime);
 777
 778		if (symbol_conf.nanosecs) {
 779			snprintf(buf, buflen, "%s.%09lu", date, nsec);
 780		} else {
 781			snprintf(buf, buflen, "%s.%06lu",
 782				 date, nsec / NSEC_PER_USEC);
 783		}
 784	}
 785
 786	return buf;
 787}
 788
 789static int perf_sample__fprintf_iregs(struct perf_sample *sample,
 790				      struct perf_event_attr *attr, const char *arch, FILE *fp)
 791{
 792	if (!sample->intr_regs)
 793		return 0;
 794
 795	return perf_sample__fprintf_regs(perf_sample__intr_regs(sample),
 796					 attr->sample_regs_intr, arch, fp);
 797}
 798
 799static int perf_sample__fprintf_uregs(struct perf_sample *sample,
 800				      struct perf_event_attr *attr, const char *arch, FILE *fp)
 801{
 802	if (!sample->user_regs)
 803		return 0;
 804
 805	return perf_sample__fprintf_regs(perf_sample__user_regs(sample),
 806					 attr->sample_regs_user, arch, fp);
 807}
 808
 809static int perf_sample__fprintf_start(struct perf_script *script,
 810				      struct perf_sample *sample,
 811				      struct thread *thread,
 812				      struct evsel *evsel,
 813				      u32 type, FILE *fp)
 814{
 815	unsigned long secs;
 816	unsigned long long nsecs;
 817	int printed = 0;
 818	char tstr[128];
 819
 820	/*
 821	 * Print the branch counter's abbreviation list,
 822	 * if the branch counter is available.
 823	 */
 824	if (PRINT_FIELD(BRCNTR) && !verbose) {
 825		char *buf;
 826
 827		if (!annotation_br_cntr_abbr_list(&buf, evsel, true)) {
 828			printed += fprintf(stdout, "%s", buf);
 829			free(buf);
 830		}
 831	}
 832
 833	if (PRINT_FIELD(MACHINE_PID) && sample->machine_pid)
 834		printed += fprintf(fp, "VM:%5d ", sample->machine_pid);
 835
 836	/* Print VCPU only for guest events i.e. with machine_pid */
 837	if (PRINT_FIELD(VCPU) && sample->machine_pid)
 838		printed += fprintf(fp, "VCPU:%03d ", sample->vcpu);
 839
 840	if (PRINT_FIELD(COMM)) {
 841		const char *comm = thread ? thread__comm_str(thread) : ":-1";
 842
 843		if (latency_format)
 844			printed += fprintf(fp, "%8.8s ", comm);
 845		else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
 846			printed += fprintf(fp, "%s ", comm);
 847		else
 848			printed += fprintf(fp, "%16s ", comm);
 849	}
 850
 851	if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
 852		printed += fprintf(fp, "%7d/%-7d ", sample->pid, sample->tid);
 853	else if (PRINT_FIELD(PID))
 854		printed += fprintf(fp, "%7d ", sample->pid);
 855	else if (PRINT_FIELD(TID))
 856		printed += fprintf(fp, "%7d ", sample->tid);
 857
 858	if (PRINT_FIELD(CPU)) {
 859		if (latency_format)
 860			printed += fprintf(fp, "%3d ", sample->cpu);
 861		else
 862			printed += fprintf(fp, "[%03d] ", sample->cpu);
 863	}
 864
 865	if (PRINT_FIELD(MISC)) {
 866		int ret = 0;
 867
 868		#define has(m) \
 869			(sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
 870
 871		if (has(KERNEL))
 872			ret += fprintf(fp, "K");
 873		if (has(USER))
 874			ret += fprintf(fp, "U");
 875		if (has(HYPERVISOR))
 876			ret += fprintf(fp, "H");
 877		if (has(GUEST_KERNEL))
 878			ret += fprintf(fp, "G");
 879		if (has(GUEST_USER))
 880			ret += fprintf(fp, "g");
 881
 882		switch (type) {
 883		case PERF_RECORD_MMAP:
 884		case PERF_RECORD_MMAP2:
 885			if (has(MMAP_DATA))
 886				ret += fprintf(fp, "M");
 887			break;
 888		case PERF_RECORD_COMM:
 889			if (has(COMM_EXEC))
 890				ret += fprintf(fp, "E");
 891			break;
 892		case PERF_RECORD_SWITCH:
 893		case PERF_RECORD_SWITCH_CPU_WIDE:
 894			if (has(SWITCH_OUT)) {
 895				ret += fprintf(fp, "S");
 896				if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
 897					ret += fprintf(fp, "p");
 898			}
 899		default:
 900			break;
 901		}
 902
 903		#undef has
 904
 905		ret += fprintf(fp, "%*s", 6 - ret, " ");
 906		printed += ret;
 907	}
 908
 909	if (PRINT_FIELD(TOD)) {
 910		tod_scnprintf(script, tstr, sizeof(tstr), sample->time);
 911		printed += fprintf(fp, "%s ", tstr);
 912	}
 913
 914	if (PRINT_FIELD(TIME)) {
 915		u64 t = sample->time;
 916		if (reltime) {
 917			if (!initial_time)
 918				initial_time = sample->time;
 919			t = sample->time - initial_time;
 920		} else if (deltatime) {
 921			if (previous_time)
 922				t = sample->time - previous_time;
 923			else {
 924				t = 0;
 925			}
 926			previous_time = sample->time;
 927		}
 928		nsecs = t;
 929		secs = nsecs / NSEC_PER_SEC;
 930		nsecs -= secs * NSEC_PER_SEC;
 931
 932		if (symbol_conf.nanosecs)
 933			printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
 934		else {
 935			char sample_time[32];
 936			timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
 937			printed += fprintf(fp, "%12s: ", sample_time);
 938		}
 939	}
 940
 941	return printed;
 942}
 943
 944static inline size_t
 945bstack_event_str(struct branch_entry *br, char *buf, size_t sz)
 946{
 947	if (!(br->flags.mispred || br->flags.predicted || br->flags.not_taken))
 948		return snprintf(buf, sz, "-");
 949
 950	return snprintf(buf, sz, "%s%s",
 951			br->flags.predicted ? "P" : "M",
 952			br->flags.not_taken ? "N" : "");
 953}
 954
 955static int print_bstack_flags(FILE *fp, struct branch_entry *br)
 956{
 957	char events[16] = { 0 };
 958	size_t pos;
 959
 960	pos = bstack_event_str(br, events, sizeof(events));
 961	return fprintf(fp, "/%s/%c/%c/%d/%s/%s ",
 962		       pos < 0 ? "-" : events,
 963		       br->flags.in_tx ? 'X' : '-',
 964		       br->flags.abort ? 'A' : '-',
 965		       br->flags.cycles,
 966		       get_branch_type(br),
 967		       br->flags.spec ? branch_spec_desc(br->flags.spec) : "-");
 968}
 969
 970static int perf_sample__fprintf_brstack(struct perf_sample *sample,
 971					struct thread *thread,
 972					struct evsel *evsel, FILE *fp)
 973{
 974	struct branch_stack *br = sample->branch_stack;
 975	struct branch_entry *entries = perf_sample__branch_entries(sample);
 976	u64 i, from, to;
 977	int printed = 0;
 978
 979	if (!(br && br->nr))
 980		return 0;
 981
 982	for (i = 0; i < br->nr; i++) {
 983		from = entries[i].from;
 984		to   = entries[i].to;
 985
 986		printed += fprintf(fp, " 0x%"PRIx64, from);
 987		if (PRINT_FIELD(DSO)) {
 988			struct addr_location alf, alt;
 989
 990			addr_location__init(&alf);
 991			addr_location__init(&alt);
 992			thread__find_map_fb(thread, sample->cpumode, from, &alf);
 993			thread__find_map_fb(thread, sample->cpumode, to, &alt);
 994
 995			printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
 996			printed += fprintf(fp, "/0x%"PRIx64, to);
 997			printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
 998			addr_location__exit(&alt);
 999			addr_location__exit(&alf);
1000		} else
1001			printed += fprintf(fp, "/0x%"PRIx64, to);
1002
1003		printed += print_bstack_flags(fp, entries + i);
1004	}
1005
1006	return printed;
1007}
1008
1009static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
1010					   struct thread *thread,
1011					   struct evsel *evsel, FILE *fp)
1012{
1013	struct branch_stack *br = sample->branch_stack;
1014	struct branch_entry *entries = perf_sample__branch_entries(sample);
1015	u64 i, from, to;
1016	int printed = 0;
1017
1018	if (!(br && br->nr))
1019		return 0;
1020
1021	for (i = 0; i < br->nr; i++) {
1022		struct addr_location alf, alt;
1023
1024		addr_location__init(&alf);
1025		addr_location__init(&alt);
1026		from = entries[i].from;
1027		to   = entries[i].to;
1028
1029		thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
1030		thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
1031
1032		printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
1033		if (PRINT_FIELD(DSO))
1034			printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
1035		printed += fprintf(fp, "%c", '/');
1036		printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
1037		if (PRINT_FIELD(DSO))
1038			printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
1039		printed += print_bstack_flags(fp, entries + i);
1040		addr_location__exit(&alt);
1041		addr_location__exit(&alf);
1042	}
1043
1044	return printed;
1045}
1046
1047static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
1048					   struct thread *thread,
1049					   struct evsel *evsel, FILE *fp)
1050{
1051	struct branch_stack *br = sample->branch_stack;
1052	struct branch_entry *entries = perf_sample__branch_entries(sample);
1053	u64 i, from, to;
1054	int printed = 0;
1055
1056	if (!(br && br->nr))
1057		return 0;
1058
1059	for (i = 0; i < br->nr; i++) {
1060		struct addr_location alf, alt;
1061
1062		addr_location__init(&alf);
1063		addr_location__init(&alt);
1064		from = entries[i].from;
1065		to   = entries[i].to;
1066
1067		if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
1068		    !dso__adjust_symbols(map__dso(alf.map)))
1069			from = map__dso_map_ip(alf.map, from);
1070
1071		if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
1072		    !dso__adjust_symbols(map__dso(alt.map)))
1073			to = map__dso_map_ip(alt.map, to);
1074
1075		printed += fprintf(fp, " 0x%"PRIx64, from);
1076		if (PRINT_FIELD(DSO))
1077			printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
1078		printed += fprintf(fp, "/0x%"PRIx64, to);
1079		if (PRINT_FIELD(DSO))
1080			printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
1081		printed += print_bstack_flags(fp, entries + i);
1082		addr_location__exit(&alt);
1083		addr_location__exit(&alf);
1084	}
1085
1086	return printed;
1087}
1088#define MAXBB 16384UL
1089
1090static int grab_bb(u8 *buffer, u64 start, u64 end,
1091		    struct machine *machine, struct thread *thread,
1092		    bool *is64bit, u8 *cpumode, bool last)
1093{
1094	long offset, len;
1095	struct addr_location al;
1096	bool kernel;
1097	struct dso *dso;
1098	int ret = 0;
1099
1100	if (!start || !end)
1101		return 0;
1102
1103	kernel = machine__kernel_ip(machine, start);
1104	if (kernel)
1105		*cpumode = PERF_RECORD_MISC_KERNEL;
1106	else
1107		*cpumode = PERF_RECORD_MISC_USER;
1108
1109	/*
1110	 * Block overlaps between kernel and user.
1111	 * This can happen due to ring filtering
1112	 * On Intel CPUs the entry into the kernel is filtered,
1113	 * but the exit is not. Let the caller patch it up.
1114	 */
1115	if (kernel != machine__kernel_ip(machine, end)) {
1116		pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
1117		return -ENXIO;
1118	}
1119
1120	if (end - start > MAXBB - MAXINSN) {
1121		if (last)
1122			pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
1123		else
1124			pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
1125		return 0;
1126	}
1127
1128	addr_location__init(&al);
1129	if (!thread__find_map(thread, *cpumode, start, &al) || (dso = map__dso(al.map)) == NULL) {
1130		pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1131		goto out;
1132	}
1133	if (dso__data(dso)->status == DSO_DATA_STATUS_ERROR) {
1134		pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1135		goto out;
1136	}
1137
1138	/* Load maps to ensure dso->is_64_bit has been updated */
1139	map__load(al.map);
1140
1141	offset = map__map_ip(al.map, start);
1142	len = dso__data_read_offset(dso, machine, offset, (u8 *)buffer,
1143				    end - start + MAXINSN);
1144
1145	*is64bit = dso__is_64_bit(dso);
1146	if (len <= 0)
1147		pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
1148			start, end);
1149	ret = len;
1150out:
1151	addr_location__exit(&al);
1152	return ret;
1153}
1154
1155static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state)
1156{
1157	char *srcfile;
1158	int ret = 0;
1159	unsigned line;
1160	int len;
1161	char *srccode;
1162	struct dso *dso;
1163
1164	if (!map || (dso = map__dso(map)) == NULL)
1165		return 0;
1166	srcfile = get_srcline_split(dso,
1167				    map__rip_2objdump(map, addr),
1168				    &line);
1169	if (!srcfile)
1170		return 0;
1171
1172	/* Avoid redundant printing */
1173	if (state &&
1174	    state->srcfile &&
1175	    !strcmp(state->srcfile, srcfile) &&
1176	    state->line == line) {
1177		free(srcfile);
1178		return 0;
1179	}
1180
1181	srccode = find_sourceline(srcfile, line, &len);
1182	if (!srccode)
1183		goto out_free_line;
1184
1185	ret = fprintf(fp, "|%-8d %.*s", line, len, srccode);
1186
1187	if (state) {
1188		state->srcfile = srcfile;
1189		state->line = line;
1190	}
1191	return ret;
1192
1193out_free_line:
1194	free(srcfile);
1195	return ret;
1196}
1197
1198static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
1199{
1200	struct addr_location al;
1201	int ret = 0;
1202
1203	addr_location__init(&al);
1204	thread__find_map(thread, cpumode, addr, &al);
1205	if (!al.map)
1206		goto out;
1207	ret = map__fprintf_srccode(al.map, al.addr, stdout,
1208				   thread__srccode_state(thread));
1209	if (ret)
1210		ret += printf("\n");
1211out:
1212	addr_location__exit(&al);
1213	return ret;
1214}
1215
1216static int any_dump_insn(struct evsel *evsel __maybe_unused,
1217			 struct perf_insn *x, uint64_t ip,
1218			 u8 *inbuf, int inlen, int *lenp,
1219			 FILE *fp)
1220{
1221	if (PRINT_FIELD(BRSTACKDISASM)) {
1222		int printed = fprintf_insn_asm(x->machine, x->thread, x->cpumode, x->is64bit,
1223					       (uint8_t *)inbuf, inlen, ip, lenp,
1224					       PRINT_INSN_IMM_HEX, fp);
1225
1226		if (printed > 0)
1227			return printed;
1228	}
1229	return fprintf(fp, "%s", dump_insn(x, ip, inbuf, inlen, lenp));
1230}
1231
1232static int add_padding(FILE *fp, int printed, int padding)
1233{
1234	if (printed >= 0 && printed < padding)
1235		printed += fprintf(fp, "%*s", padding - printed, "");
1236	return printed;
1237}
1238
1239static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
1240			    struct perf_insn *x, u8 *inbuf, int len,
1241			    int insn, FILE *fp, int *total_cycles,
1242			    struct evsel *evsel,
1243			    struct thread *thread,
1244			    u64 br_cntr)
1245{
1246	int ilen = 0;
1247	int printed = fprintf(fp, "\t%016" PRIx64 "\t", ip);
1248
1249	printed += add_padding(fp, any_dump_insn(evsel, x, ip, inbuf, len, &ilen, fp), 30);
1250	printed += fprintf(fp, "\t");
1251
1252	if (PRINT_FIELD(BRSTACKINSNLEN))
1253		printed += fprintf(fp, "ilen: %d\t", ilen);
1254
1255	if (PRINT_FIELD(SRCLINE)) {
1256		struct addr_location al;
1257
1258		addr_location__init(&al);
1259		thread__find_map(thread, x->cpumode, ip, &al);
1260		printed += map__fprintf_srcline(al.map, al.addr, " srcline: ", fp);
1261		printed += fprintf(fp, "\t");
1262		addr_location__exit(&al);
1263	}
1264
1265	if (PRINT_FIELD(BRCNTR)) {
1266		struct evsel *pos = evsel__leader(evsel);
1267		unsigned int i = 0, j, num, mask, width;
1268
1269		perf_env__find_br_cntr_info(evsel__env(evsel), NULL, &width);
1270		mask = (1L << width) - 1;
1271		printed += fprintf(fp, "br_cntr: ");
1272		evlist__for_each_entry_from(evsel->evlist, pos) {
1273			if (!(pos->core.attr.branch_sample_type & PERF_SAMPLE_BRANCH_COUNTERS))
1274				continue;
1275			if (evsel__leader(pos) != evsel__leader(evsel))
1276				break;
1277
1278			num = (br_cntr >> (i++ * width)) & mask;
1279			if (!verbose) {
1280				for (j = 0; j < num; j++)
1281					printed += fprintf(fp, "%s", pos->abbr_name);
1282			} else
1283				printed += fprintf(fp, "%s %d ", pos->name, num);
1284		}
1285		printed += fprintf(fp, "\t");
1286	}
1287
1288	printed += fprintf(fp, "#%s%s%s%s",
1289			      en->flags.predicted ? " PRED" : "",
1290			      en->flags.mispred ? " MISPRED" : "",
1291			      en->flags.in_tx ? " INTX" : "",
1292			      en->flags.abort ? " ABORT" : "");
1293	if (en->flags.cycles) {
1294		*total_cycles += en->flags.cycles;
1295		printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
1296		if (insn)
1297			printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
1298	}
1299
1300	return printed + fprintf(fp, "\n");
1301}
1302
1303static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
1304			   u8 cpumode, int cpu, struct symbol **lastsym,
1305			   struct evsel *evsel, FILE *fp)
1306{
1307	struct addr_location al;
1308	int off, printed = 0, ret = 0;
1309
1310	addr_location__init(&al);
1311	thread__find_map(thread, cpumode, addr, &al);
1312
1313	if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
1314		goto out;
1315
1316	al.cpu = cpu;
1317	al.sym = NULL;
1318	if (al.map)
1319		al.sym = map__find_symbol(al.map, al.addr);
1320
1321	if (!al.sym)
1322		goto out;
1323
1324	if (al.addr < al.sym->end)
1325		off = al.addr - al.sym->start;
1326	else
1327		off = al.addr - map__start(al.map) - al.sym->start;
1328	printed += fprintf(fp, "\t%s", al.sym->name);
1329	if (off)
1330		printed += fprintf(fp, "%+d", off);
1331	printed += fprintf(fp, ":");
1332	if (PRINT_FIELD(SRCLINE))
1333		printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
1334	printed += fprintf(fp, "\n");
1335	*lastsym = al.sym;
1336
1337	ret = printed;
1338out:
1339	addr_location__exit(&al);
1340	return ret;
1341}
1342
1343static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
1344					    struct evsel *evsel,
1345					    struct thread *thread,
1346					    struct perf_event_attr *attr,
1347					    struct machine *machine, FILE *fp)
1348{
1349	struct branch_stack *br = sample->branch_stack;
1350	struct branch_entry *entries = perf_sample__branch_entries(sample);
1351	u64 start, end;
1352	int i, insn, len, nr, ilen, printed = 0;
1353	struct perf_insn x;
1354	u8 buffer[MAXBB];
1355	unsigned off;
1356	struct symbol *lastsym = NULL;
1357	int total_cycles = 0;
1358	u64 br_cntr = 0;
1359
1360	if (!(br && br->nr))
1361		return 0;
1362	nr = br->nr;
1363	if (max_blocks && nr > max_blocks + 1)
1364		nr = max_blocks + 1;
1365
1366	x.thread = thread;
1367	x.machine = machine;
1368	x.cpu = sample->cpu;
1369
1370	if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr)
1371		br_cntr = sample->branch_stack_cntr[nr - 1];
1372
1373	printed += fprintf(fp, "%c", '\n');
1374
1375	/* Handle first from jump, of which we don't know the entry. */
1376	len = grab_bb(buffer, entries[nr-1].from,
1377			entries[nr-1].from,
1378			machine, thread, &x.is64bit, &x.cpumode, false);
1379	if (len > 0) {
1380		printed += ip__fprintf_sym(entries[nr - 1].from, thread,
1381					   x.cpumode, x.cpu, &lastsym, evsel, fp);
1382		printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1],
1383					    &x, buffer, len, 0, fp, &total_cycles,
1384					    evsel, thread, br_cntr);
1385		if (PRINT_FIELD(SRCCODE))
1386			printed += print_srccode(thread, x.cpumode, entries[nr - 1].from);
1387	}
1388
1389	/* Print all blocks */
1390	for (i = nr - 2; i >= 0; i--) {
1391		if (entries[i].from || entries[i].to)
1392			pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1393				 entries[i].from,
1394				 entries[i].to);
1395		start = entries[i + 1].to;
1396		end   = entries[i].from;
1397
1398		len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1399		/* Patch up missing kernel transfers due to ring filters */
1400		if (len == -ENXIO && i > 0) {
1401			end = entries[--i].from;
1402			pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1403			len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1404		}
1405		if (len <= 0)
1406			continue;
1407
1408		insn = 0;
1409		for (off = 0; off < (unsigned)len; off += ilen) {
1410			uint64_t ip = start + off;
1411
1412			printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, evsel, fp);
1413			if (ip == end) {
1414				if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr)
1415					br_cntr = sample->branch_stack_cntr[i];
1416				printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp,
1417							    &total_cycles, evsel, thread, br_cntr);
1418				if (PRINT_FIELD(SRCCODE))
1419					printed += print_srccode(thread, x.cpumode, ip);
1420				break;
1421			} else {
1422				ilen = 0;
1423				printed += fprintf(fp, "\t%016" PRIx64 "\t", ip);
1424				printed += any_dump_insn(evsel, &x, ip, buffer + off, len - off, &ilen, fp);
1425				if (PRINT_FIELD(BRSTACKINSNLEN))
1426					printed += fprintf(fp, "\tilen: %d", ilen);
1427				printed += fprintf(fp, "\n");
1428				if (ilen == 0)
1429					break;
1430				if (PRINT_FIELD(SRCCODE))
1431					print_srccode(thread, x.cpumode, ip);
1432				insn++;
1433			}
1434		}
1435		if (off != end - start)
1436			printed += fprintf(fp, "\tmismatch of LBR data and executable\n");
1437	}
1438
1439	/*
1440	 * Hit the branch? In this case we are already done, and the target
1441	 * has not been executed yet.
1442	 */
1443	if (entries[0].from == sample->ip)
1444		goto out;
1445	if (entries[0].flags.abort)
1446		goto out;
1447
1448	/*
1449	 * Print final block up to sample
1450	 *
1451	 * Due to pipeline delays the LBRs might be missing a branch
1452	 * or two, which can result in very large or negative blocks
1453	 * between final branch and sample. When this happens just
1454	 * continue walking after the last TO.
1455	 */
1456	start = entries[0].to;
1457	end = sample->ip;
1458	if (end < start) {
1459		/* Missing jump. Scan 128 bytes for the next branch */
1460		end = start + 128;
1461	}
1462	len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1463	printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, evsel, fp);
1464	if (len <= 0) {
1465		/* Print at least last IP if basic block did not work */
1466		len = grab_bb(buffer, sample->ip, sample->ip,
1467			      machine, thread, &x.is64bit, &x.cpumode, false);
1468		if (len <= 0)
1469			goto out;
1470		ilen = 0;
1471		printed += fprintf(fp, "\t%016" PRIx64 "\t", sample->ip);
1472		printed += any_dump_insn(evsel, &x, sample->ip, buffer, len, &ilen, fp);
1473		if (PRINT_FIELD(BRSTACKINSNLEN))
1474			printed += fprintf(fp, "\tilen: %d", ilen);
1475		printed += fprintf(fp, "\n");
1476		if (PRINT_FIELD(SRCCODE))
1477			print_srccode(thread, x.cpumode, sample->ip);
1478		goto out;
1479	}
1480	for (off = 0; off <= end - start; off += ilen) {
1481		ilen = 0;
1482		printed += fprintf(fp, "\t%016" PRIx64 "\t", start + off);
1483		printed += any_dump_insn(evsel, &x, start + off, buffer + off, len - off, &ilen, fp);
1484		if (PRINT_FIELD(BRSTACKINSNLEN))
1485			printed += fprintf(fp, "\tilen: %d", ilen);
1486		printed += fprintf(fp, "\n");
1487		if (ilen == 0)
1488			break;
1489		if ((attr->branch_sample_type == 0 || attr->branch_sample_type & PERF_SAMPLE_BRANCH_ANY)
1490				&& arch_is_uncond_branch(buffer + off, len - off, x.is64bit)
1491				&& start + off != sample->ip) {
1492			/*
1493			 * Hit a missing branch. Just stop.
1494			 */
1495			printed += fprintf(fp, "\t... not reaching sample ...\n");
1496			break;
1497		}
1498		if (PRINT_FIELD(SRCCODE))
1499			print_srccode(thread, x.cpumode, start + off);
1500	}
1501out:
1502	return printed;
1503}
1504
1505static int perf_sample__fprintf_addr(struct perf_sample *sample,
1506				     struct thread *thread,
1507				     struct evsel *evsel, FILE *fp)
1508{
1509	struct addr_location al;
1510	int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1511
1512	addr_location__init(&al);
1513	if (!sample_addr_correlates_sym(&evsel->core.attr))
1514		goto out;
1515
1516	thread__resolve(thread, &al, sample);
1517
1518	if (PRINT_FIELD(SYM)) {
1519		printed += fprintf(fp, " ");
1520		if (PRINT_FIELD(SYMOFFSET))
1521			printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1522		else
1523			printed += symbol__fprintf_symname(al.sym, fp);
1524	}
1525
1526	if (PRINT_FIELD(DSO))
1527		printed += map__fprintf_dsoname_dsoff(al.map, PRINT_FIELD(DSOFF), al.addr, fp);
1528out:
1529	addr_location__exit(&al);
1530	return printed;
1531}
1532
1533static const char *resolve_branch_sym(struct perf_sample *sample,
1534				      struct evsel *evsel,
1535				      struct thread *thread,
1536				      struct addr_location *al,
1537				      struct addr_location *addr_al,
1538				      u64 *ip)
1539{
1540	const char *name = NULL;
1541
1542	if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1543		if (sample_addr_correlates_sym(&evsel->core.attr)) {
1544			if (!addr_al->thread)
1545				thread__resolve(thread, addr_al, sample);
1546			if (addr_al->sym)
1547				name = addr_al->sym->name;
1548			else
1549				*ip = sample->addr;
1550		} else {
1551			*ip = sample->addr;
1552		}
1553	} else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1554		if (al->sym)
1555			name = al->sym->name;
1556		else
1557			*ip = sample->ip;
1558	}
1559	return name;
1560}
1561
1562static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1563					   struct evsel *evsel,
1564					   struct thread *thread,
1565					   struct addr_location *al,
1566					   struct addr_location *addr_al,
1567					   FILE *fp)
1568{
1569	size_t depth = thread_stack__depth(thread, sample->cpu);
1570	const char *name = NULL;
1571	static int spacing;
1572	int len = 0;
1573	int dlen = 0;
1574	u64 ip = 0;
1575
1576	/*
1577	 * The 'return' has already been popped off the stack so the depth has
1578	 * to be adjusted to match the 'call'.
1579	 */
1580	if (thread__ts(thread) && sample->flags & PERF_IP_FLAG_RETURN)
1581		depth += 1;
1582
1583	name = resolve_branch_sym(sample, evsel, thread, al, addr_al, &ip);
1584
1585	if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1586		dlen += fprintf(fp, "(");
1587		dlen += map__fprintf_dsoname(al->map, fp);
1588		dlen += fprintf(fp, ")\t");
1589	}
1590
1591	if (name)
1592		len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1593	else if (ip)
1594		len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1595
1596	if (len < 0)
1597		return len;
1598
1599	/*
1600	 * Try to keep the output length from changing frequently so that the
1601	 * output lines up more nicely.
1602	 */
1603	if (len > spacing || (len && len < spacing - 52))
1604		spacing = round_up(len + 4, 32);
1605
1606	if (len < spacing)
1607		len += fprintf(fp, "%*s", spacing - len, "");
1608
1609	return len + dlen;
1610}
1611
1612static int perf_sample__fprintf_insn(struct perf_sample *sample,
1613				     struct evsel *evsel,
1614				     struct perf_event_attr *attr,
1615				     struct thread *thread,
1616				     struct machine *machine, FILE *fp,
1617				     struct addr_location *al)
1618{
1619	int printed = 0;
1620
1621	script_fetch_insn(sample, thread, machine, native_arch);
1622
1623	if (PRINT_FIELD(INSNLEN))
1624		printed += fprintf(fp, " ilen: %d", sample->insn_len);
1625	if (PRINT_FIELD(INSN) && sample->insn_len) {
1626		printed += fprintf(fp, " insn: ");
1627		printed += sample__fprintf_insn_raw(sample, fp);
1628	}
1629	if (PRINT_FIELD(DISASM) && sample->insn_len) {
1630		printed += fprintf(fp, "\t\t");
1631		printed += sample__fprintf_insn_asm(sample, thread, machine, fp, al);
1632	}
1633	if (PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
1634		printed += perf_sample__fprintf_brstackinsn(sample, evsel, thread, attr, machine, fp);
1635
1636	return printed;
1637}
1638
1639static int perf_sample__fprintf_ipc(struct perf_sample *sample,
1640				    struct evsel *evsel, FILE *fp)
1641{
1642	unsigned int ipc;
1643
1644	if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt)
1645		return 0;
1646
1647	ipc = (sample->insn_cnt * 100) / sample->cyc_cnt;
1648
1649	return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ",
1650		       ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt);
1651}
1652
1653static int perf_sample__fprintf_bts(struct perf_sample *sample,
1654				    struct evsel *evsel,
1655				    struct thread *thread,
1656				    struct addr_location *al,
1657				    struct addr_location *addr_al,
1658				    struct machine *machine, FILE *fp)
1659{
1660	struct perf_event_attr *attr = &evsel->core.attr;
1661	unsigned int type = evsel__output_type(evsel);
1662	bool print_srcline_last = false;
1663	int printed = 0;
1664
1665	if (PRINT_FIELD(CALLINDENT))
1666		printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, addr_al, fp);
1667
1668	/* print branch_from information */
1669	if (PRINT_FIELD(IP)) {
1670		unsigned int print_opts = output[type].print_ip_opts;
1671		struct callchain_cursor *cursor = NULL;
1672
1673		if (symbol_conf.use_callchain && sample->callchain) {
1674			cursor = get_tls_callchain_cursor();
1675			if (thread__resolve_callchain(al->thread, cursor, evsel,
1676						      sample, NULL, NULL,
1677						      scripting_max_stack))
1678				cursor = NULL;
1679		}
1680		if (cursor == NULL) {
1681			printed += fprintf(fp, " ");
1682			if (print_opts & EVSEL__PRINT_SRCLINE) {
1683				print_srcline_last = true;
1684				print_opts &= ~EVSEL__PRINT_SRCLINE;
1685			}
1686		} else
1687			printed += fprintf(fp, "\n");
1688
1689		printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor,
1690					       symbol_conf.bt_stop_list, fp);
1691	}
1692
1693	/* print branch_to information */
1694	if (PRINT_FIELD(ADDR) ||
1695	    ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
1696	     !output[type].user_set)) {
1697		printed += fprintf(fp, " => ");
1698		printed += perf_sample__fprintf_addr(sample, thread, evsel, fp);
1699	}
1700
1701	printed += perf_sample__fprintf_ipc(sample, evsel, fp);
1702
1703	if (print_srcline_last)
1704		printed += map__fprintf_srcline(al->map, al->addr, "\n  ", fp);
1705
1706	printed += perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al);
1707	printed += fprintf(fp, "\n");
1708	if (PRINT_FIELD(SRCCODE)) {
1709		int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1710					       thread__srccode_state(thread));
1711		if (ret) {
1712			printed += ret;
1713			printed += printf("\n");
1714		}
1715	}
1716	return printed;
1717}
1718
1719static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1720{
1721	char str[SAMPLE_FLAGS_BUF_SIZE];
1722	int ret;
1723
1724	ret = perf_sample__sprintf_flags(flags, str, sizeof(str));
1725	if (ret < 0)
1726		return fprintf(fp, "  raw flags:0x%-*x ",
1727			       SAMPLE_FLAGS_STR_ALIGNED_SIZE - 12, flags);
1728
1729	return fprintf(fp, "  %-*s ", SAMPLE_FLAGS_STR_ALIGNED_SIZE, str);
1730}
1731
1732struct printer_data {
1733	int line_no;
1734	bool hit_nul;
1735	bool is_printable;
1736};
1737
1738static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1739				      unsigned int val,
1740				      void *extra, FILE *fp)
1741{
1742	unsigned char ch = (unsigned char)val;
1743	struct printer_data *printer_data = extra;
1744	int printed = 0;
1745
1746	switch (op) {
1747	case BINARY_PRINT_DATA_BEGIN:
1748		printed += fprintf(fp, "\n");
1749		break;
1750	case BINARY_PRINT_LINE_BEGIN:
1751		printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1752						        "           ");
1753		break;
1754	case BINARY_PRINT_ADDR:
1755		printed += fprintf(fp, " %04x:", val);
1756		break;
1757	case BINARY_PRINT_NUM_DATA:
1758		printed += fprintf(fp, " %02x", val);
1759		break;
1760	case BINARY_PRINT_NUM_PAD:
1761		printed += fprintf(fp, "   ");
1762		break;
1763	case BINARY_PRINT_SEP:
1764		printed += fprintf(fp, "  ");
1765		break;
1766	case BINARY_PRINT_CHAR_DATA:
1767		if (printer_data->hit_nul && ch)
1768			printer_data->is_printable = false;
1769
1770		if (!isprint(ch)) {
1771			printed += fprintf(fp, "%c", '.');
1772
1773			if (!printer_data->is_printable)
1774				break;
1775
1776			if (ch == '\0')
1777				printer_data->hit_nul = true;
1778			else
1779				printer_data->is_printable = false;
1780		} else {
1781			printed += fprintf(fp, "%c", ch);
1782		}
1783		break;
1784	case BINARY_PRINT_CHAR_PAD:
1785		printed += fprintf(fp, " ");
1786		break;
1787	case BINARY_PRINT_LINE_END:
1788		printed += fprintf(fp, "\n");
1789		printer_data->line_no++;
1790		break;
1791	case BINARY_PRINT_DATA_END:
1792	default:
1793		break;
1794	}
1795
1796	return printed;
1797}
1798
1799static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1800{
1801	unsigned int nr_bytes = sample->raw_size;
1802	struct printer_data printer_data = {0, false, true};
1803	int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1804				      sample__fprintf_bpf_output, &printer_data, fp);
1805
1806	if (printer_data.is_printable && printer_data.hit_nul)
1807		printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1808
1809	return printed;
1810}
1811
1812static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1813{
1814	if (len > 0 && len < spacing)
1815		return fprintf(fp, "%*s", spacing - len, "");
1816
1817	return 0;
1818}
1819
1820static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1821{
1822	return perf_sample__fprintf_spacing(len, 34, fp);
1823}
1824
1825/* If a value contains only printable ASCII characters padded with NULLs */
1826static bool ptw_is_prt(u64 val)
1827{
1828	char c;
1829	u32 i;
1830
1831	for (i = 0; i < sizeof(val); i++) {
1832		c = ((char *)&val)[i];
1833		if (!c)
1834			break;
1835		if (!isprint(c) || !isascii(c))
1836			return false;
1837	}
1838	for (; i < sizeof(val); i++) {
1839		c = ((char *)&val)[i];
1840		if (c)
1841			return false;
1842	}
1843	return true;
1844}
1845
1846static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1847{
1848	struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1849	char str[sizeof(u64) + 1] = "";
1850	int len;
1851	u64 val;
1852
1853	if (perf_sample__bad_synth_size(sample, *data))
1854		return 0;
1855
1856	val = le64_to_cpu(data->payload);
1857	if (ptw_is_prt(val)) {
1858		memcpy(str, &val, sizeof(val));
1859		str[sizeof(val)] = 0;
1860	}
1861	len = fprintf(fp, " IP: %u payload: %#" PRIx64 " %s ",
1862		      data->ip, val, str);
1863	return len + perf_sample__fprintf_pt_spacing(len, fp);
1864}
1865
1866static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1867{
1868	struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1869	int len;
1870
1871	if (perf_sample__bad_synth_size(sample, *data))
1872		return 0;
1873
1874	len = fprintf(fp, " hints: %#x extensions: %#x ",
1875		      data->hints, data->extensions);
1876	return len + perf_sample__fprintf_pt_spacing(len, fp);
1877}
1878
1879static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1880{
1881	struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1882	int len;
1883
1884	if (perf_sample__bad_synth_size(sample, *data))
1885		return 0;
1886
1887	len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1888		      data->hw, data->cstate, data->subcstate);
1889	return len + perf_sample__fprintf_pt_spacing(len, fp);
1890}
1891
1892static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1893{
1894	struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1895	int len;
1896
1897	if (perf_sample__bad_synth_size(sample, *data))
1898		return 0;
1899
1900	len = fprintf(fp, " IP: %u ", data->ip);
1901	return len + perf_sample__fprintf_pt_spacing(len, fp);
1902}
1903
1904static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1905{
1906	struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1907	int len;
1908
1909	if (perf_sample__bad_synth_size(sample, *data))
1910		return 0;
1911
1912	len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1913		     data->deepest_cstate, data->last_cstate,
1914		     data->wake_reason);
1915	return len + perf_sample__fprintf_pt_spacing(len, fp);
1916}
1917
1918static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1919{
1920	struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1921	unsigned int percent, freq;
1922	int len;
1923
1924	if (perf_sample__bad_synth_size(sample, *data))
1925		return 0;
1926
1927	freq = (le32_to_cpu(data->freq) + 500) / 1000;
1928	len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1929	if (data->max_nonturbo) {
1930		percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
1931		len += fprintf(fp, "(%3u%%) ", percent);
1932	}
1933	return len + perf_sample__fprintf_pt_spacing(len, fp);
1934}
1935
1936static int perf_sample__fprintf_synth_psb(struct perf_sample *sample, FILE *fp)
1937{
1938	struct perf_synth_intel_psb *data = perf_sample__synth_ptr(sample);
1939	int len;
1940
1941	if (perf_sample__bad_synth_size(sample, *data))
1942		return 0;
1943
1944	len = fprintf(fp, " psb offs: %#" PRIx64, data->offset);
1945	return len + perf_sample__fprintf_pt_spacing(len, fp);
1946}
1947
1948/* Intel PT Event Trace */
1949static int perf_sample__fprintf_synth_evt(struct perf_sample *sample, FILE *fp)
1950{
1951	struct perf_synth_intel_evt *data = perf_sample__synth_ptr(sample);
1952	const char *cfe[32] = {NULL, "INTR", "IRET", "SMI", "RSM", "SIPI",
1953			       "INIT", "VMENTRY", "VMEXIT", "VMEXIT_INTR",
1954			       "SHUTDOWN", NULL, "UINTR", "UIRET"};
1955	const char *evd[64] = {"PFA", "VMXQ", "VMXR"};
1956	const char *s;
1957	int len, i;
1958
1959	if (perf_sample__bad_synth_size(sample, *data))
1960		return 0;
1961
1962	s = cfe[data->type];
1963	if (s) {
1964		len = fprintf(fp, " cfe: %s IP: %d vector: %u",
1965			      s, data->ip, data->vector);
1966	} else {
1967		len = fprintf(fp, " cfe: %u IP: %d vector: %u",
1968			      data->type, data->ip, data->vector);
1969	}
1970	for (i = 0; i < data->evd_cnt; i++) {
1971		unsigned int et = data->evd[i].evd_type & 0x3f;
1972
1973		s = evd[et];
1974		if (s) {
1975			len += fprintf(fp, " %s: %#" PRIx64,
1976				       s, data->evd[i].payload);
1977		} else {
1978			len += fprintf(fp, " EVD_%u: %#" PRIx64,
1979				       et, data->evd[i].payload);
1980		}
1981	}
1982	return len + perf_sample__fprintf_pt_spacing(len, fp);
1983}
1984
1985static int perf_sample__fprintf_synth_iflag_chg(struct perf_sample *sample, FILE *fp)
1986{
1987	struct perf_synth_intel_iflag_chg *data = perf_sample__synth_ptr(sample);
1988	int len;
1989
1990	if (perf_sample__bad_synth_size(sample, *data))
1991		return 0;
1992
1993	len = fprintf(fp, " IFLAG: %d->%d %s branch", !data->iflag, data->iflag,
1994		      data->via_branch ? "via" : "non");
1995	return len + perf_sample__fprintf_pt_spacing(len, fp);
1996}
1997
1998static int perf_sample__fprintf_synth_vpadtl(struct perf_sample *data, FILE *fp)
1999{
2000	struct powerpc_vpadtl_entry *dtl = (struct powerpc_vpadtl_entry *)data->raw_data;
2001	int len;
2002
2003	len = fprintf(fp, "timebase: %" PRIu64 " dispatch_reason:%s, preempt_reason:%s,\n"
2004			"enqueue_to_dispatch_time:%d, ready_to_enqueue_time:%d,"
2005			"waiting_to_ready_time:%d, processor_id: %d",
2006			get_unaligned_be64(&dtl->timebase),
2007			dispatch_reasons[dtl->dispatch_reason],
2008			preempt_reasons[dtl->preempt_reason],
2009			be32_to_cpu(dtl->enqueue_to_dispatch_time),
2010			be32_to_cpu(dtl->ready_to_enqueue_time),
2011			be32_to_cpu(dtl->waiting_to_ready_time),
2012			be16_to_cpu(dtl->processor_id));
2013
2014	return len;
2015}
2016
2017static int perf_sample__fprintf_synth(struct perf_sample *sample,
2018				      struct evsel *evsel, FILE *fp)
2019{
2020	switch (evsel->core.attr.config) {
2021	case PERF_SYNTH_INTEL_PTWRITE:
2022		return perf_sample__fprintf_synth_ptwrite(sample, fp);
2023	case PERF_SYNTH_INTEL_MWAIT:
2024		return perf_sample__fprintf_synth_mwait(sample, fp);
2025	case PERF_SYNTH_INTEL_PWRE:
2026		return perf_sample__fprintf_synth_pwre(sample, fp);
2027	case PERF_SYNTH_INTEL_EXSTOP:
2028		return perf_sample__fprintf_synth_exstop(sample, fp);
2029	case PERF_SYNTH_INTEL_PWRX:
2030		return perf_sample__fprintf_synth_pwrx(sample, fp);
2031	case PERF_SYNTH_INTEL_CBR:
2032		return perf_sample__fprintf_synth_cbr(sample, fp);
2033	case PERF_SYNTH_INTEL_PSB:
2034		return perf_sample__fprintf_synth_psb(sample, fp);
2035	case PERF_SYNTH_INTEL_EVT:
2036		return perf_sample__fprintf_synth_evt(sample, fp);
2037	case PERF_SYNTH_INTEL_IFLAG_CHG:
2038		return perf_sample__fprintf_synth_iflag_chg(sample, fp);
2039	case PERF_SYNTH_POWERPC_VPA_DTL:
2040		return perf_sample__fprintf_synth_vpadtl(sample, fp);
2041	default:
2042		break;
2043	}
2044
2045	return 0;
2046}
2047
2048static int evlist__max_name_len(struct evlist *evlist)
2049{
2050	struct evsel *evsel;
2051	int max = 0;
2052
2053	evlist__for_each_entry(evlist, evsel) {
2054		int len = strlen(evsel__name(evsel));
2055
2056		max = MAX(len, max);
2057	}
2058
2059	return max;
2060}
2061
2062static int data_src__fprintf(u64 data_src, FILE *fp)
2063{
2064	struct mem_info *mi = mem_info__new();
2065	char decode[100];
2066	char out[100];
2067	static int maxlen;
2068	int len;
2069
2070	if (!mi)
2071		return -ENOMEM;
2072
2073	mem_info__data_src(mi)->val = data_src;
2074	perf_script__meminfo_scnprintf(decode, 100, mi);
2075	mem_info__put(mi);
2076
2077	len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
2078	if (maxlen < len)
2079		maxlen = len;
2080
2081	return fprintf(fp, "%-*s", maxlen, out);
2082}
2083
2084struct metric_ctx {
2085	struct perf_sample	*sample;
2086	struct thread		*thread;
2087	struct evsel	*evsel;
2088	FILE 			*fp;
2089};
2090
2091static void script_print_metric(struct perf_stat_config *config __maybe_unused,
2092				void *ctx, enum metric_threshold_classify thresh,
2093				const char *fmt, const char *unit, double val)
2094{
2095	struct metric_ctx *mctx = ctx;
2096	const char *color = metric_threshold_classify__color(thresh);
2097
2098	if (!fmt)
2099		return;
2100	perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2101				   PERF_RECORD_SAMPLE, mctx->fp);
2102	fputs("\tmetric: ", mctx->fp);
2103	if (color)
2104		color_fprintf(mctx->fp, color, fmt, val);
2105	else
2106		printf(fmt, val);
2107	fprintf(mctx->fp, " %s\n", unit);
2108}
2109
2110static void script_new_line(struct perf_stat_config *config __maybe_unused,
2111			    void *ctx)
2112{
2113	struct metric_ctx *mctx = ctx;
2114
2115	perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2116				   PERF_RECORD_SAMPLE, mctx->fp);
2117	fputs("\tmetric: ", mctx->fp);
2118}
2119
2120struct script_find_metrics_args {
2121	struct evlist *evlist;
2122	bool system_wide;
2123};
2124
2125static struct evsel *map_metric_evsel_to_script_evsel(struct evlist *script_evlist,
2126						      struct evsel *metric_evsel)
2127{
2128	struct evsel *script_evsel;
2129
2130	evlist__for_each_entry(script_evlist, script_evsel) {
2131		/* Skip if perf_event_attr differ. */
2132		if (metric_evsel->core.attr.type != script_evsel->core.attr.type)
2133			continue;
2134		if (metric_evsel->core.attr.config != script_evsel->core.attr.config)
2135			continue;
2136		/* Skip if the script event has a metric_id that doesn't match. */
2137		if (script_evsel->metric_id &&
2138		    strcmp(evsel__metric_id(metric_evsel), evsel__metric_id(script_evsel))) {
2139			pr_debug("Skipping matching evsel due to differing metric ids '%s' vs '%s'\n",
2140				 evsel__metric_id(metric_evsel), evsel__metric_id(script_evsel));
2141			continue;
2142		}
2143		return script_evsel;
2144	}
2145	return NULL;
2146}
2147
2148static int script_find_metrics(const struct pmu_metric *pm,
2149			       const struct pmu_metrics_table *table __maybe_unused,
2150			       void *data)
2151{
2152	struct script_find_metrics_args *args = data;
2153	struct evlist *script_evlist = args->evlist;
2154	struct evlist *metric_evlist = evlist__new();
2155	struct evsel *metric_evsel;
2156	int ret = metricgroup__parse_groups(metric_evlist,
2157					/*pmu=*/"all",
2158					pm->metric_name,
2159					/*metric_no_group=*/false,
2160					/*metric_no_merge=*/false,
2161					/*metric_no_threshold=*/true,
2162					/*user_requested_cpu_list=*/NULL,
2163					args->system_wide,
2164					/*hardware_aware_grouping=*/false);
2165
2166	if (ret) {
2167		/* Metric parsing failed but continue the search. */
2168		goto out;
2169	}
2170
2171	/*
2172	 * Check the script_evlist has an entry for each metric_evlist entry. If
2173	 * the script evsel was already set up avoid changing data that may
2174	 * break it.
2175	 */
2176	evlist__for_each_entry(metric_evlist, metric_evsel) {
2177		struct evsel *script_evsel =
2178			map_metric_evsel_to_script_evsel(script_evlist, metric_evsel);
2179		struct evsel *new_metric_leader;
2180
2181		if (!script_evsel) {
2182			pr_debug("Skipping metric '%s' as evsel '%s' / '%s' is missing\n",
2183				pm->metric_name, evsel__name(metric_evsel),
2184				evsel__metric_id(metric_evsel));
2185			goto out;
2186		}
2187
2188		if (script_evsel->metric_leader == NULL)
2189			continue;
2190
2191		if (metric_evsel->metric_leader == metric_evsel) {
2192			new_metric_leader = script_evsel;
2193		} else {
2194			new_metric_leader =
2195				map_metric_evsel_to_script_evsel(script_evlist,
2196								 metric_evsel->metric_leader);
2197		}
2198		/* Mismatching evsel leaders. */
2199		if (script_evsel->metric_leader != new_metric_leader) {
2200			pr_debug("Skipping metric '%s' due to mismatching evsel metric leaders '%s' vs '%s'\n",
2201				pm->metric_name, evsel__metric_id(metric_evsel),
2202				evsel__metric_id(script_evsel));
2203			goto out;
2204		}
2205	}
2206	/*
2207	 * Metric events match those in the script evlist, copy metric evsel
2208	 * data into the script evlist.
2209	 */
2210	evlist__for_each_entry(metric_evlist, metric_evsel) {
2211		struct evsel *script_evsel =
2212			map_metric_evsel_to_script_evsel(script_evlist, metric_evsel);
2213		struct metric_event *metric_me = metricgroup__lookup(&metric_evlist->metric_events,
2214								     metric_evsel,
2215								     /*create=*/false);
2216
2217		if (script_evsel->metric_id == NULL) {
2218			script_evsel->metric_id = metric_evsel->metric_id;
2219			metric_evsel->metric_id = NULL;
2220		}
2221
2222		if (script_evsel->metric_leader == NULL) {
2223			if (metric_evsel->metric_leader == metric_evsel) {
2224				script_evsel->metric_leader = script_evsel;
2225			} else {
2226				script_evsel->metric_leader =
2227					map_metric_evsel_to_script_evsel(script_evlist,
2228								       metric_evsel->metric_leader);
2229			}
2230		}
2231
2232		if (metric_me) {
2233			struct metric_expr *expr;
2234			struct metric_event *script_me =
2235				metricgroup__lookup(&script_evlist->metric_events,
2236						    script_evsel,
2237						    /*create=*/true);
2238
2239			if (!script_me) {
2240				/*
2241				 * As the metric_expr is created, the only
2242				 * failure is a lack of memory.
2243				 */
2244				goto out;
2245			}
2246			list_splice_init(&metric_me->head, &script_me->head);
2247			list_for_each_entry(expr, &script_me->head, nd) {
2248				for (int i = 0; expr->metric_events[i]; i++) {
2249					expr->metric_events[i] =
2250						map_metric_evsel_to_script_evsel(script_evlist,
2251									expr->metric_events[i]);
2252				}
2253			}
2254		}
2255	}
2256	pr_debug("Found metric '%s' whose evsels match those of in the perf data\n",
2257		 pm->metric_name);
2258	evlist__delete(metric_evlist);
2259out:
2260	return 0;
2261}
2262
2263static struct aggr_cpu_id script_aggr_cpu_id_get(struct perf_stat_config *config __maybe_unused,
2264						    struct perf_cpu cpu)
2265{
2266	return aggr_cpu_id__global(cpu, /*data=*/NULL);
2267}
2268
2269static void perf_sample__fprint_metric(struct thread *thread,
2270				       struct evsel *evsel,
2271				       struct perf_sample *sample,
2272				       FILE *fp)
2273{
2274	static bool init_metrics;
2275	struct perf_stat_output_ctx ctx = {
2276		.print_metric = script_print_metric,
2277		.new_line = script_new_line,
2278		.ctx = &(struct metric_ctx) {
2279				.sample = sample,
2280				.thread = thread,
2281				.evsel  = evsel,
2282				.fp     = fp,
2283			 },
2284		.force_header = false,
2285	};
2286	struct perf_counts_values *count, *old_count;
2287	int cpu_map_idx, thread_map_idx, aggr_idx;
2288	struct evsel *pos;
2289
2290	if (!init_metrics) {
2291		/* One time initialization of stat_config and metric data. */
2292		struct script_find_metrics_args args = {
2293			.evlist = evsel->evlist,
2294			.system_wide = perf_thread_map__pid(evsel->core.threads, /*idx=*/0) == -1,
2295
2296		};
2297		if (!stat_config.output)
2298			stat_config.output = stdout;
2299
2300		if (!stat_config.aggr_map) {
2301			/* TODO: currently only global aggregation is supported. */
2302			assert(stat_config.aggr_mode == AGGR_GLOBAL);
2303			stat_config.aggr_get_id = script_aggr_cpu_id_get;
2304			stat_config.aggr_map =
2305				cpu_aggr_map__new(evsel->evlist->core.user_requested_cpus,
2306						  aggr_cpu_id__global, /*data=*/NULL,
2307						  /*needs_sort=*/false);
2308		}
2309
2310		metricgroup__for_each_metric(pmu_metrics_table__find(), script_find_metrics, &args);
2311		init_metrics = true;
2312	}
2313
2314	if (!evsel->stats) {
2315		if (evlist__alloc_stats(&stat_config, evsel->evlist, /*alloc_raw=*/true) < 0)
2316			return;
2317	}
2318	if (!evsel->stats->aggr) {
2319		if (evlist__alloc_aggr_stats(evsel->evlist, stat_config.aggr_map->nr) < 0)
2320			return;
2321	}
2322
2323	/* Update the evsel's count using the sample's data. */
2324	cpu_map_idx = perf_cpu_map__idx(evsel->core.cpus, (struct perf_cpu){sample->cpu});
2325	if (cpu_map_idx < 0) {
2326		/* Missing CPU, check for any CPU. */
2327		if (perf_cpu_map__cpu(evsel->core.cpus, /*idx=*/0).cpu == -1 ||
2328		    sample->cpu == (u32)-1) {
2329			/* Place the counts in the which ever CPU is first in the map. */
2330			cpu_map_idx = 0;
2331		} else {
2332			pr_info("Missing CPU map entry for CPU %d\n", sample->cpu);
2333			return;
2334		}
2335	}
2336	thread_map_idx = perf_thread_map__idx(evsel->core.threads, sample->tid);
2337	if (thread_map_idx < 0) {
2338		/* Missing thread, check for any thread. */
2339		if (perf_thread_map__pid(evsel->core.threads, /*idx=*/0) == -1 ||
2340		    sample->tid == (u32)-1) {
2341			/* Place the counts in the which ever thread is first in the map. */
2342			thread_map_idx = 0;
2343		} else {
2344			pr_info("Missing thread map entry for thread %d\n", sample->tid);
2345			return;
2346		}
2347	}
2348	count = perf_counts(evsel->counts, cpu_map_idx, thread_map_idx);
2349	old_count = perf_counts(evsel->prev_raw_counts, cpu_map_idx, thread_map_idx);
2350	count->val = old_count->val + sample->period;
2351	count->run = old_count->run + 1;
2352	count->ena = old_count->ena + 1;
2353
2354	/* Update the aggregated stats. */
2355	perf_stat_process_counter(&stat_config, evsel);
2356
2357	/* Display all metrics. */
2358	evlist__for_each_entry(evsel->evlist, pos) {
2359		cpu_aggr_map__for_each_idx(aggr_idx, stat_config.aggr_map) {
2360			perf_stat__print_shadow_stats(&stat_config, pos,
2361						aggr_idx,
2362						&ctx);
2363		}
2364	}
2365}
2366
2367static bool show_event(struct perf_sample *sample,
2368		       struct evsel *evsel,
2369		       struct thread *thread,
2370		       struct addr_location *al,
2371		       struct addr_location *addr_al)
2372{
2373	int depth = thread_stack__depth(thread, sample->cpu);
2374
2375	if (!symbol_conf.graph_function)
2376		return true;
2377
2378	if (thread__filter(thread)) {
2379		if (depth <= thread__filter_entry_depth(thread)) {
2380			thread__set_filter(thread, false);
2381			return false;
2382		}
2383		return true;
2384	} else {
2385		const char *s = symbol_conf.graph_function;
2386		u64 ip;
2387		const char *name = resolve_branch_sym(sample, evsel, thread, al, addr_al,
2388				&ip);
2389		unsigned nlen;
2390
2391		if (!name)
2392			return false;
2393		nlen = strlen(name);
2394		while (*s) {
2395			unsigned len = strcspn(s, ",");
2396			if (nlen == len && !strncmp(name, s, len)) {
2397				thread__set_filter(thread, true);
2398				thread__set_filter_entry_depth(thread, depth);
2399				return true;
2400			}
2401			s += len;
2402			if (*s == ',')
2403				s++;
2404		}
2405		return false;
2406	}
2407}
2408
2409static void process_event(struct perf_script *script,
2410			  struct perf_sample *sample, struct evsel *evsel,
2411			  struct addr_location *al,
2412			  struct addr_location *addr_al,
2413			  struct machine *machine)
2414{
2415	struct thread *thread = al->thread;
2416	struct perf_event_attr *attr = &evsel->core.attr;
2417	unsigned int type = evsel__output_type(evsel);
2418	struct evsel_script *es = evsel->priv;
2419	FILE *fp = es->fp;
2420	char str[PAGE_SIZE_NAME_LEN];
2421	const char *arch = perf_env__arch(machine->env);
2422
2423	if (output[type].fields == 0)
2424		return;
2425
2426	++es->samples;
2427
2428	perf_sample__fprintf_start(script, sample, thread, evsel,
2429				   PERF_RECORD_SAMPLE, fp);
2430
2431	if (PRINT_FIELD(PERIOD))
2432		fprintf(fp, "%10" PRIu64 " ", sample->period);
2433
2434	if (PRINT_FIELD(EVNAME)) {
2435		const char *evname = evsel__name(evsel);
2436
2437		if (!script->name_width)
2438			script->name_width = evlist__max_name_len(script->session->evlist);
2439
2440		fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
2441	}
2442
2443	if (print_flags)
2444		perf_sample__fprintf_flags(sample->flags, fp);
2445
2446	if (is_bts_event(attr)) {
2447		perf_sample__fprintf_bts(sample, evsel, thread, al, addr_al, machine, fp);
2448		return;
2449	}
2450#ifdef HAVE_LIBTRACEEVENT
2451	if (PRINT_FIELD(TRACE) && sample->raw_data) {
2452		const struct tep_event *tp_format = evsel__tp_format(evsel);
2453
2454		if (tp_format) {
2455			event_format__fprintf(tp_format, sample->cpu,
2456					      sample->raw_data, sample->raw_size,
2457					      fp);
2458		}
2459	}
2460#endif
2461	if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
2462		perf_sample__fprintf_synth(sample, evsel, fp);
2463
2464	if (PRINT_FIELD(ADDR))
2465		perf_sample__fprintf_addr(sample, thread, evsel, fp);
2466
2467	if (PRINT_FIELD(DATA_SRC))
2468		data_src__fprintf(sample->data_src, fp);
2469
2470	if (PRINT_FIELD(WEIGHT))
2471		fprintf(fp, "%16" PRIu64, sample->weight);
2472
2473	if (PRINT_FIELD(INS_LAT))
2474		fprintf(fp, "%16" PRIu16, sample->ins_lat);
2475
2476	if (PRINT_FIELD(RETIRE_LAT))
2477		fprintf(fp, "%16" PRIu16, sample->weight3);
2478
2479	if (PRINT_FIELD(CGROUP)) {
2480		const char *cgrp_name;
2481		struct cgroup *cgrp = cgroup__find(machine->env,
2482						   sample->cgroup);
2483		if (cgrp != NULL)
2484			cgrp_name = cgrp->name;
2485		else
2486			cgrp_name = "unknown";
2487		fprintf(fp, " %s", cgrp_name);
2488	}
2489
2490	if (PRINT_FIELD(IP)) {
2491		struct callchain_cursor *cursor = NULL;
2492
2493		if (script->stitch_lbr)
2494			thread__set_lbr_stitch_enable(al->thread, true);
2495
2496		if (symbol_conf.use_callchain && sample->callchain) {
2497			cursor = get_tls_callchain_cursor();
2498			if (thread__resolve_callchain(al->thread, cursor, evsel,
2499						      sample, NULL, NULL,
2500						      scripting_max_stack))
2501				cursor = NULL;
2502		}
2503		fputc(cursor ? '\n' : ' ', fp);
2504		sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor,
2505				    symbol_conf.bt_stop_list, fp);
2506	}
2507
2508	if (PRINT_FIELD(IREGS))
2509		perf_sample__fprintf_iregs(sample, attr, arch, fp);
2510
2511	if (PRINT_FIELD(UREGS))
2512		perf_sample__fprintf_uregs(sample, attr, arch, fp);
2513
2514	if (PRINT_FIELD(BRSTACK))
2515		perf_sample__fprintf_brstack(sample, thread, evsel, fp);
2516	else if (PRINT_FIELD(BRSTACKSYM))
2517		perf_sample__fprintf_brstacksym(sample, thread, evsel, fp);
2518	else if (PRINT_FIELD(BRSTACKOFF))
2519		perf_sample__fprintf_brstackoff(sample, thread, evsel, fp);
2520
2521	if (evsel__is_bpf_output(evsel) && !evsel__is_offcpu_event(evsel) && PRINT_FIELD(BPF_OUTPUT))
2522		perf_sample__fprintf_bpf_output(sample, fp);
2523	perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al);
2524
2525	if (PRINT_FIELD(PHYS_ADDR))
2526		fprintf(fp, "%16" PRIx64, sample->phys_addr);
2527
2528	if (PRINT_FIELD(DATA_PAGE_SIZE))
2529		fprintf(fp, " %s", get_page_size_name(sample->data_page_size, str));
2530
2531	if (PRINT_FIELD(CODE_PAGE_SIZE))
2532		fprintf(fp, " %s", get_page_size_name(sample->code_page_size, str));
2533
2534	perf_sample__fprintf_ipc(sample, evsel, fp);
2535
2536	fprintf(fp, "\n");
2537
2538	if (PRINT_FIELD(SRCCODE)) {
2539		if (map__fprintf_srccode(al->map, al->addr, stdout,
2540					 thread__srccode_state(thread)))
2541			printf("\n");
2542	}
2543
2544	if (PRINT_FIELD(METRIC))
2545		perf_sample__fprint_metric(thread, evsel, sample, fp);
2546
2547	if (verbose > 0)
2548		fflush(fp);
2549}
2550
2551static struct scripting_ops	*scripting_ops;
2552
2553static void __process_stat(struct evsel *counter, u64 tstamp)
2554{
2555	int nthreads = perf_thread_map__nr(counter->core.threads);
2556	int idx, thread;
2557	struct perf_cpu cpu;
2558	static int header_printed;
2559
2560	if (!header_printed) {
2561		printf("%3s %8s %15s %15s %15s %15s %s\n",
2562		       "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
2563		header_printed = 1;
2564	}
2565
2566	for (thread = 0; thread < nthreads; thread++) {
2567		perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) {
2568			struct perf_counts_values *counts;
2569
2570			counts = perf_counts(counter->counts, idx, thread);
2571
2572			printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
2573				cpu.cpu,
2574				perf_thread_map__pid(counter->core.threads, thread),
2575				counts->val,
2576				counts->ena,
2577				counts->run,
2578				tstamp,
2579				evsel__name(counter));
2580		}
2581	}
2582}
2583
2584static void process_stat(struct evsel *counter, u64 tstamp)
2585{
2586	if (scripting_ops && scripting_ops->process_stat)
2587		scripting_ops->process_stat(&stat_config, counter, tstamp);
2588	else
2589		__process_stat(counter, tstamp);
2590}
2591
2592static void process_stat_interval(u64 tstamp)
2593{
2594	if (scripting_ops && scripting_ops->process_stat_interval)
2595		scripting_ops->process_stat_interval(tstamp);
2596}
2597
2598static void setup_scripting(void)
2599{
2600#ifdef HAVE_LIBTRACEEVENT
2601	setup_perl_scripting();
2602#endif
2603	setup_python_scripting();
2604}
2605
2606static int flush_scripting(void)
2607{
2608	return scripting_ops ? scripting_ops->flush_script() : 0;
2609}
2610
2611static int cleanup_scripting(void)
2612{
2613	pr_debug("\nperf script stopped\n");
2614
2615	return scripting_ops ? scripting_ops->stop_script() : 0;
2616}
2617
2618static bool filter_cpu(struct perf_sample *sample)
2619{
2620	if (cpu_list && sample->cpu != (u32)-1)
2621		return !test_bit(sample->cpu, cpu_bitmap);
2622	return false;
2623}
2624
2625static int process_sample_event(const struct perf_tool *tool,
2626				union perf_event *event,
2627				struct perf_sample *sample,
2628				struct evsel *evsel,
2629				struct machine *machine)
2630{
2631	struct perf_script *scr = container_of(tool, struct perf_script, tool);
2632	struct addr_location al;
2633	struct addr_location addr_al;
2634	int ret = 0;
2635
2636	/* Set thread to NULL to indicate addr_al and al are not initialized */
2637	addr_location__init(&al);
2638	addr_location__init(&addr_al);
2639
2640	ret = dlfilter__filter_event_early(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2641	if (ret) {
2642		if (ret > 0)
2643			ret = 0;
2644		goto out_put;
2645	}
2646
2647	if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
2648					  sample->time)) {
2649		goto out_put;
2650	}
2651
2652	if (debug_mode) {
2653		if (sample->time < last_timestamp) {
2654			pr_err("Samples misordered, previous: %" PRIu64
2655				" this: %" PRIu64 "\n", last_timestamp,
2656				sample->time);
2657			nr_unordered++;
2658		}
2659		last_timestamp = sample->time;
2660		goto out_put;
2661	}
2662
2663	if (filter_cpu(sample))
2664		goto out_put;
2665
2666	if (!al.thread && machine__resolve(machine, &al, sample) < 0) {
2667		pr_err("problem processing %d event, skipping it.\n",
2668		       event->header.type);
2669		ret = -1;
2670		goto out_put;
2671	}
2672
2673	if (al.filtered)
2674		goto out_put;
2675
2676	if (!show_event(sample, evsel, al.thread, &al, &addr_al))
2677		goto out_put;
2678
2679	if (evswitch__discard(&scr->evswitch, evsel))
2680		goto out_put;
2681
2682	ret = dlfilter__filter_event(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2683	if (ret) {
2684		if (ret > 0)
2685			ret = 0;
2686		goto out_put;
2687	}
2688
2689	if (scripting_ops) {
2690		struct addr_location *addr_al_ptr = NULL;
2691
2692		if ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
2693		    sample_addr_correlates_sym(&evsel->core.attr)) {
2694			if (!addr_al.thread)
2695				thread__resolve(al.thread, &addr_al, sample);
2696			addr_al_ptr = &addr_al;
2697		}
2698		scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr);
2699	} else {
2700		process_event(scr, sample, evsel, &al, &addr_al, machine);
2701	}
2702
2703out_put:
2704	addr_location__exit(&addr_al);
2705	addr_location__exit(&al);
2706	return ret;
2707}
2708
2709static int process_deferred_sample_event(const struct perf_tool *tool,
2710					 union perf_event *event,
2711					 struct perf_sample *sample,
2712					 struct evsel *evsel,
2713					 struct machine *machine)
2714{
2715	struct perf_script *scr = container_of(tool, struct perf_script, tool);
2716	struct perf_event_attr *attr = &evsel->core.attr;
2717	struct evsel_script *es = evsel->priv;
2718	unsigned int type = output_type(attr->type);
2719	struct addr_location al;
2720	FILE *fp = es->fp;
2721	int ret = 0;
2722
2723	if (output[type].fields == 0)
2724		return 0;
2725
2726	/* Set thread to NULL to indicate addr_al and al are not initialized */
2727	addr_location__init(&al);
2728
2729	if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
2730					  sample->time)) {
2731		goto out_put;
2732	}
2733
2734	if (debug_mode) {
2735		if (sample->time < last_timestamp) {
2736			pr_err("Samples misordered, previous: %" PRIu64
2737				" this: %" PRIu64 "\n", last_timestamp,
2738				sample->time);
2739			nr_unordered++;
2740		}
2741		last_timestamp = sample->time;
2742		goto out_put;
2743	}
2744
2745	if (filter_cpu(sample))
2746		goto out_put;
2747
2748	if (machine__resolve(machine, &al, sample) < 0) {
2749		pr_err("problem processing %d event, skipping it.\n",
2750		       event->header.type);
2751		ret = -1;
2752		goto out_put;
2753	}
2754
2755	if (al.filtered)
2756		goto out_put;
2757
2758	if (!show_event(sample, evsel, al.thread, &al, NULL))
2759		goto out_put;
2760
2761	if (evswitch__discard(&scr->evswitch, evsel))
2762		goto out_put;
2763
2764	perf_sample__fprintf_start(scr, sample, al.thread, evsel,
2765				   PERF_RECORD_CALLCHAIN_DEFERRED, fp);
2766	fprintf(fp, "DEFERRED CALLCHAIN [cookie: %llx]",
2767		(unsigned long long)event->callchain_deferred.cookie);
2768
2769	if (PRINT_FIELD(IP)) {
2770		struct callchain_cursor *cursor = NULL;
2771
2772		if (symbol_conf.use_callchain && sample->callchain) {
2773			cursor = get_tls_callchain_cursor();
2774			if (thread__resolve_callchain(al.thread, cursor, evsel,
2775						      sample, NULL, NULL,
2776						      scripting_max_stack)) {
2777				pr_info("cannot resolve deferred callchains\n");
2778				cursor = NULL;
2779			}
2780		}
2781
2782		fputc(cursor ? '\n' : ' ', fp);
2783		sample__fprintf_sym(sample, &al, 0, output[type].print_ip_opts,
2784				    cursor, symbol_conf.bt_stop_list, fp);
2785	}
2786
2787	fprintf(fp, "\n");
2788
2789	if (verbose > 0)
2790		fflush(fp);
2791
2792out_put:
2793	addr_location__exit(&al);
2794	return ret;
2795}
2796
2797// Used when scr->per_event_dump is not set
2798static struct evsel_script es_stdout;
2799
2800static int process_attr(const struct perf_tool *tool, union perf_event *event,
2801			struct evlist **pevlist)
2802{
2803	struct perf_script *scr = container_of(tool, struct perf_script, tool);
2804	struct evlist *evlist;
2805	struct evsel *evsel, *pos;
2806	u64 sample_type;
2807	int err;
2808
2809	err = perf_event__process_attr(tool, event, pevlist);
2810	if (err)
2811		return err;
2812
2813	evlist = *pevlist;
2814	evsel = evlist__last(*pevlist);
2815
2816	if (!evsel->priv) {
2817		if (scr->per_event_dump) {
2818			evsel->priv = evsel_script__new(evsel, scr->session->data);
2819			if (!evsel->priv)
2820				return -ENOMEM;
2821		} else { // Replicate what is done in perf_script__setup_per_event_dump()
2822			es_stdout.fp = stdout;
2823			evsel->priv = &es_stdout;
2824		}
2825	}
2826
2827	if (evsel->core.attr.type >= PERF_TYPE_MAX &&
2828	    evsel->core.attr.type != PERF_TYPE_SYNTH)
2829		return 0;
2830
2831	evlist__for_each_entry(evlist, pos) {
2832		if (pos->core.attr.type == evsel->core.attr.type && pos != evsel)
2833			return 0;
2834	}
2835
2836	if (evsel->core.attr.sample_type) {
2837		err = evsel__check_attr(evsel, scr->session);
2838		if (err)
2839			return err;
2840	}
2841
2842	/*
2843	 * Check if we need to enable callchains based
2844	 * on events sample_type.
2845	 */
2846	sample_type = evlist__combined_sample_type(evlist);
2847	callchain_param_setup(sample_type, perf_env__arch(perf_session__env(scr->session)));
2848
2849	/* Enable fields for callchain entries */
2850	if (symbol_conf.use_callchain &&
2851	    (sample_type & PERF_SAMPLE_CALLCHAIN ||
2852	     sample_type & PERF_SAMPLE_BRANCH_STACK ||
2853	     (sample_type & PERF_SAMPLE_REGS_USER &&
2854	      sample_type & PERF_SAMPLE_STACK_USER))) {
2855		int type = evsel__output_type(evsel);
2856
2857		if (!(output[type].user_unset_fields & PERF_OUTPUT_IP))
2858			output[type].fields |= PERF_OUTPUT_IP;
2859		if (!(output[type].user_unset_fields & PERF_OUTPUT_SYM))
2860			output[type].fields |= PERF_OUTPUT_SYM;
2861	}
2862	evsel__set_print_ip_opts(evsel);
2863	return 0;
2864}
2865
2866static int print_event_with_time(const struct perf_tool *tool,
2867				 union perf_event *event,
2868				 struct perf_sample *sample,
2869				 struct machine *machine,
2870				 pid_t pid, pid_t tid, u64 timestamp)
2871{
2872	struct perf_script *script = container_of(tool, struct perf_script, tool);
2873	struct perf_session *session = script->session;
2874	struct evsel *evsel = evlist__id2evsel(session->evlist, sample->id);
2875	struct thread *thread = NULL;
2876
2877	if (evsel && !evsel->core.attr.sample_id_all) {
2878		sample->cpu = 0;
2879		sample->time = timestamp;
2880		sample->pid = pid;
2881		sample->tid = tid;
2882	}
2883
2884	if (filter_cpu(sample))
2885		return 0;
2886
2887	if (tid != -1)
2888		thread = machine__findnew_thread(machine, pid, tid);
2889
2890	if (evsel) {
2891		perf_sample__fprintf_start(script, sample, thread, evsel,
2892					   event->header.type, stdout);
2893	}
2894
2895	perf_event__fprintf(event, machine, stdout);
2896
2897	thread__put(thread);
2898
2899	return 0;
2900}
2901
2902static int print_event(const struct perf_tool *tool, union perf_event *event,
2903		       struct perf_sample *sample, struct machine *machine,
2904		       pid_t pid, pid_t tid)
2905{
2906	return print_event_with_time(tool, event, sample, machine, pid, tid, 0);
2907}
2908
2909static int process_comm_event(const struct perf_tool *tool,
2910			      union perf_event *event,
2911			      struct perf_sample *sample,
2912			      struct machine *machine)
2913{
2914	if (perf_event__process_comm(tool, event, sample, machine) < 0)
2915		return -1;
2916
2917	return print_event(tool, event, sample, machine, event->comm.pid,
2918			   event->comm.tid);
2919}
2920
2921static int process_namespaces_event(const struct perf_tool *tool,
2922				    union perf_event *event,
2923				    struct perf_sample *sample,
2924				    struct machine *machine)
2925{
2926	if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2927		return -1;
2928
2929	return print_event(tool, event, sample, machine, event->namespaces.pid,
2930			   event->namespaces.tid);
2931}
2932
2933static int process_cgroup_event(const struct perf_tool *tool,
2934				union perf_event *event,
2935				struct perf_sample *sample,
2936				struct machine *machine)
2937{
2938	if (perf_event__process_cgroup(tool, event, sample, machine) < 0)
2939		return -1;
2940
2941	return print_event(tool, event, sample, machine, sample->pid,
2942			    sample->tid);
2943}
2944
2945static int process_fork_event(const struct perf_tool *tool,
2946			      union perf_event *event,
2947			      struct perf_sample *sample,
2948			      struct machine *machine)
2949{
2950	if (perf_event__process_fork(tool, event, sample, machine) < 0)
2951		return -1;
2952
2953	return print_event_with_time(tool, event, sample, machine,
2954				     event->fork.pid, event->fork.tid,
2955				     event->fork.time);
2956}
2957static int process_exit_event(const struct perf_tool *tool,
2958			      union perf_event *event,
2959			      struct perf_sample *sample,
2960			      struct machine *machine)
2961{
2962	/* Print before 'exit' deletes anything */
2963	if (print_event_with_time(tool, event, sample, machine, event->fork.pid,
2964				  event->fork.tid, event->fork.time))
2965		return -1;
2966
2967	return perf_event__process_exit(tool, event, sample, machine);
2968}
2969
2970static int process_mmap_event(const struct perf_tool *tool,
2971			      union perf_event *event,
2972			      struct perf_sample *sample,
2973			      struct machine *machine)
2974{
2975	if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2976		return -1;
2977
2978	return print_event(tool, event, sample, machine, event->mmap.pid,
2979			   event->mmap.tid);
2980}
2981
2982static int process_mmap2_event(const struct perf_tool *tool,
2983			      union perf_event *event,
2984			      struct perf_sample *sample,
2985			      struct machine *machine)
2986{
2987	if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2988		return -1;
2989
2990	return print_event(tool, event, sample, machine, event->mmap2.pid,
2991			   event->mmap2.tid);
2992}
2993
2994static int process_switch_event(const struct perf_tool *tool,
2995				union perf_event *event,
2996				struct perf_sample *sample,
2997				struct machine *machine)
2998{
2999	struct perf_script *script = container_of(tool, struct perf_script, tool);
3000
3001	if (perf_event__process_switch(tool, event, sample, machine) < 0)
3002		return -1;
3003
3004	if (scripting_ops && scripting_ops->process_switch && !filter_cpu(sample))
3005		scripting_ops->process_switch(event, sample, machine);
3006
3007	if (!script->show_switch_events)
3008		return 0;
3009
3010	return print_event(tool, event, sample, machine, sample->pid,
3011			   sample->tid);
3012}
3013
3014static int process_auxtrace_error(const struct perf_tool *tool,
3015				  struct perf_session *session,
3016				  union perf_event *event)
3017{
3018	if (scripting_ops && scripting_ops->process_auxtrace_error) {
3019		scripting_ops->process_auxtrace_error(session, event);
3020		return 0;
3021	}
3022
3023	return perf_event__process_auxtrace_error(tool, session, event);
3024}
3025
3026static int
3027process_lost_event(const struct perf_tool *tool,
3028		   union perf_event *event,
3029		   struct perf_sample *sample,
3030		   struct machine *machine)
3031{
3032	return print_event(tool, event, sample, machine, sample->pid,
3033			   sample->tid);
3034}
3035
3036static int
3037process_throttle_event(const struct perf_tool *tool __maybe_unused,
3038		       union perf_event *event,
3039		       struct perf_sample *sample,
3040		       struct machine *machine)
3041{
3042	if (scripting_ops && scripting_ops->process_throttle)
3043		scripting_ops->process_throttle(event, sample, machine);
3044	return 0;
3045}
3046
3047static int
3048process_finished_round_event(const struct perf_tool *tool __maybe_unused,
3049			     union perf_event *event,
3050			     struct ordered_events *oe __maybe_unused)
3051
3052{
3053	perf_event__fprintf(event, NULL, stdout);
3054	return 0;
3055}
3056
3057static int
3058process_bpf_events(const struct perf_tool *tool __maybe_unused,
3059		   union perf_event *event,
3060		   struct perf_sample *sample,
3061		   struct machine *machine)
3062{
3063	if (machine__process_ksymbol(machine, event, sample) < 0)
3064		return -1;
3065
3066	return print_event(tool, event, sample, machine, sample->pid,
3067			   sample->tid);
3068}
3069
3070static int
3071process_bpf_metadata_event(const struct perf_tool *tool __maybe_unused,
3072			   struct perf_session *session __maybe_unused,
3073			   union perf_event *event)
3074{
3075	perf_event__fprintf(event, NULL, stdout);
3076	return 0;
3077}
3078
3079static int process_text_poke_events(const struct perf_tool *tool,
3080				    union perf_event *event,
3081				    struct perf_sample *sample,
3082				    struct machine *machine)
3083{
3084	if (perf_event__process_text_poke(tool, event, sample, machine) < 0)
3085		return -1;
3086
3087	return print_event(tool, event, sample, machine, sample->pid,
3088			   sample->tid);
3089}
3090
3091static void sig_handler(int sig __maybe_unused)
3092{
3093	session_done = 1;
3094}
3095
3096static void perf_script__fclose_per_event_dump(struct perf_script *script)
3097{
3098	struct evlist *evlist = script->session->evlist;
3099	struct evsel *evsel;
3100
3101	evlist__for_each_entry(evlist, evsel) {
3102		if (!evsel->priv)
3103			break;
3104		evsel_script__delete(evsel->priv);
3105		evsel->priv = NULL;
3106	}
3107}
3108
3109static int perf_script__fopen_per_event_dump(struct perf_script *script)
3110{
3111	struct evsel *evsel;
3112
3113	evlist__for_each_entry(script->session->evlist, evsel) {
3114		/*
3115		 * Already setup? I.e. we may be called twice in cases like
3116		 * Intel PT, one for the intel_pt// and dummy events, then
3117		 * for the evsels synthesized from the auxtrace info.
3118		 *
3119		 * Ses perf_script__process_auxtrace_info.
3120		 */
3121		if (evsel->priv != NULL)
3122			continue;
3123
3124		evsel->priv = evsel_script__new(evsel, script->session->data);
3125		if (evsel->priv == NULL)
3126			goto out_err_fclose;
3127	}
3128
3129	return 0;
3130
3131out_err_fclose:
3132	perf_script__fclose_per_event_dump(script);
3133	return -1;
3134}
3135
3136static int perf_script__setup_per_event_dump(struct perf_script *script)
3137{
3138	struct evsel *evsel;
3139
3140	if (script->per_event_dump)
3141		return perf_script__fopen_per_event_dump(script);
3142
3143	es_stdout.fp = stdout;
3144
3145	evlist__for_each_entry(script->session->evlist, evsel)
3146		evsel->priv = &es_stdout;
3147
3148	return 0;
3149}
3150
3151static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
3152{
3153	struct evsel *evsel;
3154
3155	evlist__for_each_entry(script->session->evlist, evsel) {
3156		struct evsel_script *es = evsel->priv;
3157
3158		evsel_script__fprintf(es, stdout);
3159		evsel_script__delete(es);
3160		evsel->priv = NULL;
3161	}
3162}
3163
3164static void perf_script__exit(struct perf_script *script)
3165{
3166	perf_thread_map__put(script->threads);
3167	perf_cpu_map__put(script->cpus);
3168}
3169
3170static int __cmd_script(struct perf_script *script)
3171{
3172	int ret;
3173
3174	signal(SIGINT, sig_handler);
3175
3176	/* override event processing functions */
3177	if (script->show_task_events) {
3178		script->tool.comm = process_comm_event;
3179		script->tool.fork = process_fork_event;
3180		script->tool.exit = process_exit_event;
3181	}
3182	if (script->show_mmap_events) {
3183		script->tool.mmap = process_mmap_event;
3184		script->tool.mmap2 = process_mmap2_event;
3185	}
3186	if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch))
3187		script->tool.context_switch = process_switch_event;
3188	if (scripting_ops && scripting_ops->process_auxtrace_error)
3189		script->tool.auxtrace_error = process_auxtrace_error;
3190	if (script->show_namespace_events)
3191		script->tool.namespaces = process_namespaces_event;
3192	if (script->show_cgroup_events)
3193		script->tool.cgroup = process_cgroup_event;
3194	if (script->show_lost_events)
3195		script->tool.lost = process_lost_event;
3196	if (script->show_round_events) {
3197		script->tool.ordered_events = false;
3198		script->tool.finished_round = process_finished_round_event;
3199	}
3200	if (script->show_bpf_events) {
3201		script->tool.ksymbol	  = process_bpf_events;
3202		script->tool.bpf	  = process_bpf_events;
3203		script->tool.bpf_metadata = process_bpf_metadata_event;
3204	}
3205	if (script->show_text_poke_events) {
3206		script->tool.ksymbol   = process_bpf_events;
3207		script->tool.text_poke = process_text_poke_events;
3208	}
3209
3210	if (perf_script__setup_per_event_dump(script)) {
3211		pr_err("Couldn't create the per event dump files\n");
3212		return -1;
3213	}
3214
3215	ret = perf_session__process_events(script->session);
3216
3217	if (script->per_event_dump)
3218		perf_script__exit_per_event_dump_stats(script);
3219
3220	if (debug_mode)
3221		pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
3222
3223	return ret;
3224}
3225
3226static int list_available_languages_cb(struct scripting_ops *ops, const char *spec)
3227{
3228	fprintf(stderr, "  %-42s [%s]\n", spec, ops->name);
3229	return 0;
3230}
3231
3232static void list_available_languages(void)
3233{
3234	fprintf(stderr, "\n");
3235	fprintf(stderr, "Scripting language extensions (used in "
3236		"perf script -s [spec:]script.[spec]):\n\n");
3237	script_spec__for_each(&list_available_languages_cb);
3238	fprintf(stderr, "\n");
3239}
3240
3241/* Find script file relative to current directory or exec path */
3242static char *find_script(const char *script)
3243{
3244	char path[PATH_MAX];
3245
3246	if (!scripting_ops) {
3247		const char *ext = strrchr(script, '.');
3248
3249		if (!ext)
3250			return NULL;
3251
3252		scripting_ops = script_spec__lookup(++ext);
3253		if (!scripting_ops)
3254			return NULL;
3255	}
3256
3257	if (access(script, R_OK)) {
3258		char *exec_path = get_argv_exec_path();
3259
3260		if (!exec_path)
3261			return NULL;
3262		snprintf(path, sizeof(path), "%s/scripts/%s/%s",
3263			 exec_path, scripting_ops->dirname, script);
3264		free(exec_path);
3265		script = path;
3266		if (access(script, R_OK))
3267			return NULL;
3268	}
3269	return strdup(script);
3270}
3271
3272static int parse_scriptname(const struct option *opt __maybe_unused,
3273			    const char *str, int unset __maybe_unused)
3274{
3275	char spec[PATH_MAX];
3276	const char *script, *ext;
3277	int len;
3278
3279	if (strcmp(str, "lang") == 0) {
3280		list_available_languages();
3281		exit(0);
3282	}
3283
3284	script = strchr(str, ':');
3285	if (script) {
3286		len = script - str;
3287		if (len >= PATH_MAX) {
3288			fprintf(stderr, "invalid language specifier");
3289			return -1;
3290		}
3291		strncpy(spec, str, len);
3292		spec[len] = '\0';
3293		scripting_ops = script_spec__lookup(spec);
3294		if (!scripting_ops) {
3295			fprintf(stderr, "invalid language specifier");
3296			return -1;
3297		}
3298		script++;
3299	} else {
3300		script = str;
3301		ext = strrchr(script, '.');
3302		if (!ext) {
3303			fprintf(stderr, "invalid script extension");
3304			return -1;
3305		}
3306		scripting_ops = script_spec__lookup(++ext);
3307		if (!scripting_ops) {
3308			fprintf(stderr, "invalid script extension");
3309			return -1;
3310		}
3311	}
3312
3313	script_name = find_script(script);
3314	if (!script_name)
3315		script_name = strdup(script);
3316
3317	return 0;
3318}
3319
3320static int parse_output_fields(const struct option *opt __maybe_unused,
3321			    const char *arg, int unset __maybe_unused)
3322{
3323	char *tok, *strtok_saveptr = NULL;
3324	int i, imax = ARRAY_SIZE(all_output_options);
3325	int j;
3326	int rc = 0;
3327	char *str = strdup(arg);
3328	int type = -1;
3329	enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
3330
3331	if (!str)
3332		return -ENOMEM;
3333
3334	/* first word can state for which event type the user is specifying
3335	 * the fields. If no type exists, the specified fields apply to all
3336	 * event types found in the file minus the invalid fields for a type.
3337	 */
3338	tok = strchr(str, ':');
3339	if (tok) {
3340		*tok = '\0';
3341		tok++;
3342		if (!strcmp(str, "hw"))
3343			type = PERF_TYPE_HARDWARE;
3344		else if (!strcmp(str, "sw"))
3345			type = PERF_TYPE_SOFTWARE;
3346		else if (!strcmp(str, "trace"))
3347			type = PERF_TYPE_TRACEPOINT;
3348		else if (!strcmp(str, "raw"))
3349			type = PERF_TYPE_RAW;
3350		else if (!strcmp(str, "break"))
3351			type = PERF_TYPE_BREAKPOINT;
3352		else if (!strcmp(str, "synth"))
3353			type = OUTPUT_TYPE_SYNTH;
3354		else {
3355			fprintf(stderr, "Invalid event type in field string.\n");
3356			rc = -EINVAL;
3357			goto out;
3358		}
3359
3360		if (output[type].user_set)
3361			pr_warning("Overriding previous field request for %s events.\n",
3362				   event_type(type));
3363
3364		/* Don't override defaults for +- */
3365		if (strchr(tok, '+') || strchr(tok, '-'))
3366			goto parse;
3367
3368		output[type].fields = 0;
3369		output[type].user_set = true;
3370		output[type].wildcard_set = false;
3371
3372	} else {
3373		tok = str;
3374		if (strlen(str) == 0) {
3375			fprintf(stderr,
3376				"Cannot set fields to 'none' for all event types.\n");
3377			rc = -EINVAL;
3378			goto out;
3379		}
3380
3381		/* Don't override defaults for +- */
3382		if (strchr(str, '+') || strchr(str, '-'))
3383			goto parse;
3384
3385		if (output_set_by_user())
3386			pr_warning("Overriding previous field request for all events.\n");
3387
3388		for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3389			output[j].fields = 0;
3390			output[j].user_set = true;
3391			output[j].wildcard_set = true;
3392		}
3393	}
3394
3395parse:
3396	for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
3397		if (*tok == '+') {
3398			if (change == SET)
3399				goto out_badmix;
3400			change = ADD;
3401			tok++;
3402		} else if (*tok == '-') {
3403			if (change == SET)
3404				goto out_badmix;
3405			change = REMOVE;
3406			tok++;
3407		} else {
3408			if (change != SET && change != DEFAULT)
3409				goto out_badmix;
3410			change = SET;
3411		}
3412
3413		for (i = 0; i < imax; ++i) {
3414			if (strcmp(tok, all_output_options[i].str) == 0)
3415				break;
3416		}
3417		if (i == imax && strcmp(tok, "flags") == 0) {
3418			print_flags = change != REMOVE;
3419			continue;
3420		}
3421		if (i == imax) {
3422			fprintf(stderr, "Invalid field requested.\n");
3423			rc = -EINVAL;
3424			goto out;
3425		}
3426#ifndef HAVE_LIBCAPSTONE_SUPPORT
3427		if (change != REMOVE && strcmp(tok, "disasm") == 0) {
3428			fprintf(stderr, "Field \"disasm\" requires perf to be built with libcapstone support.\n");
3429			rc = -EINVAL;
3430			goto out;
3431		}
3432#endif
3433
3434		if (type == -1) {
3435			/* add user option to all events types for
3436			 * which it is valid
3437			 */
3438			for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3439				if (output[j].invalid_fields & all_output_options[i].field) {
3440					pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
3441						   all_output_options[i].str, event_type(j));
3442				} else {
3443					if (change == REMOVE) {
3444						output[j].fields &= ~all_output_options[i].field;
3445						output[j].user_set_fields &= ~all_output_options[i].field;
3446						output[j].user_unset_fields |= all_output_options[i].field;
3447					} else {
3448						output[j].fields |= all_output_options[i].field;
3449						output[j].user_set_fields |= all_output_options[i].field;
3450						output[j].user_unset_fields &= ~all_output_options[i].field;
3451					}
3452					output[j].user_set = true;
3453					output[j].wildcard_set = true;
3454				}
3455			}
3456		} else {
3457			if (output[type].invalid_fields & all_output_options[i].field) {
3458				fprintf(stderr, "\'%s\' not valid for %s events.\n",
3459					 all_output_options[i].str, event_type(type));
3460
3461				rc = -EINVAL;
3462				goto out;
3463			}
3464			if (change == REMOVE)
3465				output[type].fields &= ~all_output_options[i].field;
3466			else
3467				output[type].fields |= all_output_options[i].field;
3468			output[type].user_set = true;
3469			output[type].wildcard_set = true;
3470		}
3471	}
3472
3473	if (type >= 0) {
3474		if (output[type].fields == 0) {
3475			pr_debug("No fields requested for %s type. "
3476				 "Events will not be displayed.\n", event_type(type));
3477		}
3478	}
3479	goto out;
3480
3481out_badmix:
3482	fprintf(stderr, "Cannot mix +-field with overridden fields\n");
3483	rc = -EINVAL;
3484out:
3485	free(str);
3486	return rc;
3487}
3488
3489#define for_each_lang(scripts_path, scripts_dir, lang_dirent)		\
3490	while ((lang_dirent = readdir(scripts_dir)) != NULL)		\
3491		if ((lang_dirent->d_type == DT_DIR ||			\
3492		     (lang_dirent->d_type == DT_UNKNOWN &&		\
3493		      is_directory(scripts_path, lang_dirent))) &&	\
3494		    (strcmp(lang_dirent->d_name, ".")) &&		\
3495		    (strcmp(lang_dirent->d_name, "..")))
3496
3497#define for_each_script(lang_path, lang_dir, script_dirent)		\
3498	while ((script_dirent = readdir(lang_dir)) != NULL)		\
3499		if (script_dirent->d_type != DT_DIR &&			\
3500		    (script_dirent->d_type != DT_UNKNOWN ||		\
3501		     !is_directory(lang_path, script_dirent)))
3502
3503
3504#define RECORD_SUFFIX			"-record"
3505#define REPORT_SUFFIX			"-report"
3506
3507struct script_desc {
3508	struct list_head	node;
3509	char			*name;
3510	char			*half_liner;
3511	char			*args;
3512};
3513
3514static LIST_HEAD(script_descs);
3515
3516static struct script_desc *script_desc__new(const char *name)
3517{
3518	struct script_desc *s = zalloc(sizeof(*s));
3519
3520	if (s != NULL && name)
3521		s->name = strdup(name);
3522
3523	return s;
3524}
3525
3526static void script_desc__delete(struct script_desc *s)
3527{
3528	zfree(&s->name);
3529	zfree(&s->half_liner);
3530	zfree(&s->args);
3531	free(s);
3532}
3533
3534static void script_desc__add(struct script_desc *s)
3535{
3536	list_add_tail(&s->node, &script_descs);
3537}
3538
3539static struct script_desc *script_desc__find(const char *name)
3540{
3541	struct script_desc *s;
3542
3543	list_for_each_entry(s, &script_descs, node)
3544		if (strcasecmp(s->name, name) == 0)
3545			return s;
3546	return NULL;
3547}
3548
3549static struct script_desc *script_desc__findnew(const char *name)
3550{
3551	struct script_desc *s = script_desc__find(name);
3552
3553	if (s)
3554		return s;
3555
3556	s = script_desc__new(name);
3557	if (!s)
3558		return NULL;
3559
3560	script_desc__add(s);
3561
3562	return s;
3563}
3564
3565static const char *ends_with(const char *str, const char *suffix)
3566{
3567	size_t suffix_len = strlen(suffix);
3568	const char *p = str;
3569
3570	if (strlen(str) > suffix_len) {
3571		p = str + strlen(str) - suffix_len;
3572		if (!strncmp(p, suffix, suffix_len))
3573			return p;
3574	}
3575
3576	return NULL;
3577}
3578
3579static int read_script_info(struct script_desc *desc, const char *filename)
3580{
3581	char line[BUFSIZ], *p;
3582	FILE *fp;
3583
3584	fp = fopen(filename, "r");
3585	if (!fp)
3586		return -1;
3587
3588	while (fgets(line, sizeof(line), fp)) {
3589		p = skip_spaces(line);
3590		if (strlen(p) == 0)
3591			continue;
3592		if (*p != '#')
3593			continue;
3594		p++;
3595		if (strlen(p) && *p == '!')
3596			continue;
3597
3598		p = skip_spaces(p);
3599		if (strlen(p) && p[strlen(p) - 1] == '\n')
3600			p[strlen(p) - 1] = '\0';
3601
3602		if (!strncmp(p, "description:", strlen("description:"))) {
3603			p += strlen("description:");
3604			desc->half_liner = strdup(skip_spaces(p));
3605			continue;
3606		}
3607
3608		if (!strncmp(p, "args:", strlen("args:"))) {
3609			p += strlen("args:");
3610			desc->args = strdup(skip_spaces(p));
3611			continue;
3612		}
3613	}
3614
3615	fclose(fp);
3616
3617	return 0;
3618}
3619
3620static char *get_script_root(struct dirent *script_dirent, const char *suffix)
3621{
3622	char *script_root, *str;
3623
3624	script_root = strdup(script_dirent->d_name);
3625	if (!script_root)
3626		return NULL;
3627
3628	str = (char *)ends_with(script_root, suffix);
3629	if (!str) {
3630		free(script_root);
3631		return NULL;
3632	}
3633
3634	*str = '\0';
3635	return script_root;
3636}
3637
3638static int list_available_scripts(const struct option *opt __maybe_unused,
3639				  const char *s __maybe_unused,
3640				  int unset __maybe_unused)
3641{
3642	struct dirent *script_dirent, *lang_dirent;
3643	char *buf, *scripts_path, *script_path, *lang_path, *first_half;
3644	DIR *scripts_dir, *lang_dir;
3645	struct script_desc *desc;
3646	char *script_root;
3647
3648	buf = malloc(3 * MAXPATHLEN + BUFSIZ);
3649	if (!buf) {
3650		pr_err("malloc failed\n");
3651		exit(-1);
3652	}
3653	scripts_path = buf;
3654	script_path = buf + MAXPATHLEN;
3655	lang_path = buf + 2 * MAXPATHLEN;
3656	first_half = buf + 3 * MAXPATHLEN;
3657
3658	snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3659
3660	scripts_dir = opendir(scripts_path);
3661	if (!scripts_dir) {
3662		fprintf(stdout,
3663			"open(%s) failed.\n"
3664			"Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
3665			scripts_path);
3666		free(buf);
3667		exit(-1);
3668	}
3669
3670	for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3671		scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3672			  lang_dirent->d_name);
3673		lang_dir = opendir(lang_path);
3674		if (!lang_dir)
3675			continue;
3676
3677		for_each_script(lang_path, lang_dir, script_dirent) {
3678			script_root = get_script_root(script_dirent, REPORT_SUFFIX);
3679			if (script_root) {
3680				desc = script_desc__findnew(script_root);
3681				scnprintf(script_path, MAXPATHLEN, "%s/%s",
3682					  lang_path, script_dirent->d_name);
3683				read_script_info(desc, script_path);
3684				free(script_root);
3685			}
3686		}
3687	}
3688
3689	fprintf(stdout, "List of available trace scripts:\n");
3690	list_for_each_entry(desc, &script_descs, node) {
3691		sprintf(first_half, "%s %s", desc->name,
3692			desc->args ? desc->args : "");
3693		fprintf(stdout, "  %-36s %s\n", first_half,
3694			desc->half_liner ? desc->half_liner : "");
3695	}
3696
3697	free(buf);
3698	exit(0);
3699}
3700
3701static int add_dlarg(const struct option *opt __maybe_unused,
3702		     const char *s, int unset __maybe_unused)
3703{
3704	char *arg = strdup(s);
3705	void *a;
3706
3707	if (!arg)
3708		return -1;
3709
3710	a = realloc(dlargv, sizeof(dlargv[0]) * (dlargc + 1));
3711	if (!a) {
3712		free(arg);
3713		return -1;
3714	}
3715
3716	dlargv = a;
3717	dlargv[dlargc++] = arg;
3718
3719	return 0;
3720}
3721
3722static void free_dlarg(void)
3723{
3724	while (dlargc--)
3725		free(dlargv[dlargc]);
3726	free(dlargv);
3727}
3728
3729static char *get_script_path(const char *script_root, const char *suffix)
3730{
3731	struct dirent *script_dirent, *lang_dirent;
3732	char scripts_path[MAXPATHLEN];
3733	char script_path[MAXPATHLEN];
3734	DIR *scripts_dir, *lang_dir;
3735	char lang_path[MAXPATHLEN];
3736	char *__script_root;
3737
3738	snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3739
3740	scripts_dir = opendir(scripts_path);
3741	if (!scripts_dir)
3742		return NULL;
3743
3744	for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3745		scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3746			  lang_dirent->d_name);
3747		lang_dir = opendir(lang_path);
3748		if (!lang_dir)
3749			continue;
3750
3751		for_each_script(lang_path, lang_dir, script_dirent) {
3752			__script_root = get_script_root(script_dirent, suffix);
3753			if (__script_root && !strcmp(script_root, __script_root)) {
3754				free(__script_root);
3755				closedir(scripts_dir);
3756				scnprintf(script_path, MAXPATHLEN, "%s/%s",
3757					  lang_path, script_dirent->d_name);
3758				closedir(lang_dir);
3759				return strdup(script_path);
3760			}
3761			free(__script_root);
3762		}
3763		closedir(lang_dir);
3764	}
3765	closedir(scripts_dir);
3766
3767	return NULL;
3768}
3769
3770static bool is_top_script(const char *script_path)
3771{
3772	return ends_with(script_path, "top") != NULL;
3773}
3774
3775static int has_required_arg(char *script_path)
3776{
3777	struct script_desc *desc;
3778	int n_args = 0;
3779	char *p;
3780
3781	desc = script_desc__new(NULL);
3782
3783	if (read_script_info(desc, script_path))
3784		goto out;
3785
3786	if (!desc->args)
3787		goto out;
3788
3789	for (p = desc->args; *p; p++)
3790		if (*p == '<')
3791			n_args++;
3792out:
3793	script_desc__delete(desc);
3794
3795	return n_args;
3796}
3797
3798static int have_cmd(int argc, const char **argv)
3799{
3800	char **__argv = malloc(sizeof(const char *) * argc);
3801
3802	if (!__argv) {
3803		pr_err("malloc failed\n");
3804		return -1;
3805	}
3806
3807	memcpy(__argv, argv, sizeof(const char *) * argc);
3808	argc = parse_options(argc, (const char **)__argv, record_options,
3809			     NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3810	free(__argv);
3811
3812	system_wide = (argc == 0);
3813
3814	return 0;
3815}
3816
3817static void script__setup_sample_type(struct perf_script *script)
3818{
3819	struct perf_session *session = script->session;
3820	u64 sample_type = evlist__combined_sample_type(session->evlist);
3821
3822	callchain_param_setup(sample_type, perf_env__arch(session->machines.host.env));
3823
3824	if (script->stitch_lbr && (callchain_param.record_mode != CALLCHAIN_LBR)) {
3825		pr_warning("Can't find LBR callchain. Switch off --stitch-lbr.\n"
3826			   "Please apply --call-graph lbr when recording.\n");
3827		script->stitch_lbr = false;
3828	}
3829}
3830
3831static int process_stat_round_event(const struct perf_tool *tool __maybe_unused,
3832				    struct perf_session *session,
3833				    union perf_event *event)
3834{
3835	struct perf_record_stat_round *round = &event->stat_round;
3836	struct evsel *counter;
3837
3838	evlist__for_each_entry(session->evlist, counter) {
3839		perf_stat_process_counter(&stat_config, counter);
3840		process_stat(counter, round->time);
3841	}
3842
3843	process_stat_interval(round->time);
3844	return 0;
3845}
3846
3847static int process_stat_config_event(const struct perf_tool *tool __maybe_unused,
3848				     struct perf_session *session __maybe_unused,
3849				     union perf_event *event)
3850{
3851	perf_event__read_stat_config(&stat_config, &event->stat_config);
3852
3853	/*
3854	 * Aggregation modes are not used since post-processing scripts are
3855	 * supposed to take care of such requirements
3856	 */
3857	stat_config.aggr_mode = AGGR_NONE;
3858
3859	return 0;
3860}
3861
3862static int set_maps(struct perf_script *script)
3863{
3864	struct evlist *evlist = script->session->evlist;
3865
3866	if (!script->cpus || !script->threads)
3867		return 0;
3868
3869	if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3870		return -EINVAL;
3871
3872	perf_evlist__set_maps(&evlist->core, script->cpus, script->threads);
3873
3874	if (evlist__alloc_stats(&stat_config, evlist, /*alloc_raw=*/true))
3875		return -ENOMEM;
3876
3877	script->allocated = true;
3878	return 0;
3879}
3880
3881static
3882int process_thread_map_event(const struct perf_tool *tool,
3883			     struct perf_session *session __maybe_unused,
3884			     union perf_event *event)
3885{
3886	struct perf_script *script = container_of(tool, struct perf_script, tool);
3887
3888	if (dump_trace)
3889		perf_event__fprintf_thread_map(event, stdout);
3890
3891	if (script->threads) {
3892		pr_warning("Extra thread map event, ignoring.\n");
3893		return 0;
3894	}
3895
3896	script->threads = thread_map__new_event(&event->thread_map);
3897	if (!script->threads)
3898		return -ENOMEM;
3899
3900	return set_maps(script);
3901}
3902
3903static
3904int process_cpu_map_event(const struct perf_tool *tool,
3905			  struct perf_session *session __maybe_unused,
3906			  union perf_event *event)
3907{
3908	struct perf_script *script = container_of(tool, struct perf_script, tool);
3909
3910	if (dump_trace)
3911		perf_event__fprintf_cpu_map(event, stdout);
3912
3913	if (script->cpus) {
3914		pr_warning("Extra cpu map event, ignoring.\n");
3915		return 0;
3916	}
3917
3918	script->cpus = cpu_map__new_data(&event->cpu_map.data);
3919	if (!script->cpus)
3920		return -ENOMEM;
3921
3922	return set_maps(script);
3923}
3924
3925static int process_feature_event(const struct perf_tool *tool __maybe_unused,
3926				 struct perf_session *session,
3927				 union perf_event *event)
3928{
3929	if (event->feat.feat_id < HEADER_LAST_FEATURE)
3930		return perf_event__process_feature(session, event);
3931	return 0;
3932}
3933
3934static int perf_script__process_auxtrace_info(const struct perf_tool *tool,
3935					      struct perf_session *session,
3936					      union perf_event *event)
3937{
3938	int ret = perf_event__process_auxtrace_info(tool, session, event);
3939
3940	if (ret == 0) {
3941		struct perf_script *script = container_of(tool, struct perf_script, tool);
3942
3943		ret = perf_script__setup_per_event_dump(script);
3944	}
3945
3946	return ret;
3947}
3948
3949static int parse_insn_trace(const struct option *opt __maybe_unused,
3950			    const char *str, int unset __maybe_unused)
3951{
3952	const char *fields = "+insn,-event,-period";
3953	int ret;
3954
3955	if (str) {
3956		if (strcmp(str, "disasm") == 0)
3957			fields = "+disasm,-event,-period";
3958		else if (strlen(str) != 0 && strcmp(str, "raw") != 0) {
3959			fprintf(stderr, "Only accept raw|disasm\n");
3960			return -EINVAL;
3961		}
3962	}
3963
3964	ret = parse_output_fields(NULL, fields, 0);
3965	if (ret < 0)
3966		return ret;
3967
3968	itrace_parse_synth_opts(opt, "i0nse", 0);
3969	symbol_conf.nanosecs = true;
3970	return 0;
3971}
3972
3973static int parse_xed(const struct option *opt __maybe_unused,
3974		     const char *str __maybe_unused,
3975		     int unset __maybe_unused)
3976{
3977	if (isatty(1))
3978		force_pager("xed -F insn: -A -64 | less");
3979	else
3980		force_pager("xed -F insn: -A -64");
3981	return 0;
3982}
3983
3984static int parse_call_trace(const struct option *opt __maybe_unused,
3985			    const char *str __maybe_unused,
3986			    int unset __maybe_unused)
3987{
3988	parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3989	itrace_parse_synth_opts(opt, "cewp", 0);
3990	symbol_conf.nanosecs = true;
3991	symbol_conf.pad_output_len_dso = 50;
3992	return 0;
3993}
3994
3995static int parse_callret_trace(const struct option *opt __maybe_unused,
3996			    const char *str __maybe_unused,
3997			    int unset __maybe_unused)
3998{
3999	parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
4000	itrace_parse_synth_opts(opt, "crewp", 0);
4001	symbol_conf.nanosecs = true;
4002	return 0;
4003}
4004
4005int cmd_script(int argc, const char **argv)
4006{
4007	bool show_full_info = false;
4008	bool header = false;
4009	bool header_only = false;
4010	bool script_started = false;
4011	bool unsorted_dump = false;
4012	bool merge_deferred_callchains = true;
4013	char *rec_script_path = NULL;
4014	char *rep_script_path = NULL;
4015	struct perf_session *session;
4016	struct itrace_synth_opts itrace_synth_opts = {
4017		.set = false,
4018		.default_no_sample = true,
4019	};
4020	struct utsname uts;
4021	char *script_path = NULL;
4022	const char *dlfilter_file = NULL;
4023	const char **__argv;
4024	int i, j, err = 0;
4025	struct perf_script script = {};
4026	struct perf_data data = {
4027		.mode = PERF_DATA_MODE_READ,
4028	};
4029	const struct option options[] = {
4030	OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
4031		    "dump raw trace in ASCII"),
4032	OPT_BOOLEAN(0, "dump-unsorted-raw-trace", &unsorted_dump,
4033		    "dump unsorted raw trace in ASCII"),
4034	OPT_INCR('v', "verbose", &verbose,
4035		 "be more verbose (show symbol address, etc)"),
4036	OPT_BOOLEAN('L', "Latency", &latency_format,
4037		    "show latency attributes (irqs/preemption disabled, etc)"),
4038	OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
4039			   list_available_scripts),
4040	OPT_CALLBACK_NOOPT(0, "list-dlfilters", NULL, NULL, "list available dlfilters",
4041			   list_available_dlfilters),
4042	OPT_CALLBACK('s', "script", NULL, "name",
4043		     "script file name (lang:script name, script name, or *)",
4044		     parse_scriptname),
4045	OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
4046		   "generate perf-script.xx script in specified language"),
4047	OPT_STRING(0, "dlfilter", &dlfilter_file, "file", "filter .so file name"),
4048	OPT_CALLBACK(0, "dlarg", NULL, "argument", "filter argument",
4049		     add_dlarg),
4050	OPT_STRING('i', "input", &input_name, "file", "input file name"),
4051	OPT_BOOLEAN('d', "debug-mode", &debug_mode,
4052		   "do various checks like samples ordering and lost events"),
4053	OPT_BOOLEAN(0, "header", &header, "Show data header."),
4054	OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
4055	OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
4056		   "file", "vmlinux pathname"),
4057	OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
4058		   "file", "kallsyms pathname"),
4059	OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
4060		    "When printing symbols do not display call chain"),
4061	OPT_CALLBACK(0, "symfs", NULL, "directory",
4062		     "Look for files with symbols relative to this directory",
4063		     symbol__config_symfs),
4064	OPT_CALLBACK('F', "fields", NULL, "str",
4065		     "comma separated output fields prepend with 'type:'. "
4066		     "+field to add and -field to remove."
4067		     "Valid types: hw,sw,trace,raw,synth. "
4068		     "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,dsoff,"
4069		     "addr,symoff,srcline,period,iregs,uregs,brstack,"
4070		     "brstacksym,flags,data_src,weight,bpf-output,brstackinsn,"
4071		     "brstackinsnlen,brstackdisasm,brstackoff,callindent,insn,disasm,insnlen,synth,"
4072		     "phys_addr,metric,misc,srccode,ipc,tod,data_page_size,"
4073		     "code_page_size,ins_lat,machine_pid,vcpu,cgroup,retire_lat,"
4074		     "brcntr",
4075		     parse_output_fields),
4076	OPT_BOOLEAN('a', "all-cpus", &system_wide,
4077		    "system-wide collection from all CPUs"),
4078	OPT_STRING(0, "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
4079		   "only consider symbols in these DSOs"),
4080	OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
4081		   "only consider these symbols"),
4082	OPT_INTEGER(0, "addr-range", &symbol_conf.addr_range,
4083		    "Use with -S to list traced records within address range"),
4084	OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, "raw|disasm",
4085			"Decode instructions from itrace", parse_insn_trace),
4086	OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
4087			"Run xed disassembler on output", parse_xed),
4088	OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
4089			"Decode calls from itrace", parse_call_trace),
4090	OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
4091			"Decode calls and returns from itrace", parse_callret_trace),
4092	OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
4093			"Only print symbols and callees with --call-trace/--call-ret-trace"),
4094	OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
4095		   "Stop display of callgraph at these symbols"),
4096	OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
4097	OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
4098		   "only display events for these comms"),
4099	OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
4100		   "only consider symbols in these pids"),
4101	OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
4102		   "only consider symbols in these tids"),
4103	OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
4104		     "Set the maximum stack depth when parsing the callchain, "
4105		     "anything beyond the specified depth will be ignored. "
4106		     "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
4107	OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
4108	OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"),
4109	OPT_BOOLEAN('I', "show-info", &show_full_info,
4110		    "display extended information from perf.data file"),
4111	OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
4112		    "Show the path of [kernel.kallsyms]"),
4113	OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
4114		    "Show the fork/comm/exit events"),
4115	OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
4116		    "Show the mmap events"),
4117	OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
4118		    "Show context switch events (if recorded)"),
4119	OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
4120		    "Show namespace events (if recorded)"),
4121	OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events,
4122		    "Show cgroup events (if recorded)"),
4123	OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
4124		    "Show lost events (if recorded)"),
4125	OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
4126		    "Show round events (if recorded)"),
4127	OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events,
4128		    "Show bpf related events (if recorded)"),
4129	OPT_BOOLEAN('\0', "show-text-poke-events", &script.show_text_poke_events,
4130		    "Show text poke related events (if recorded)"),
4131	OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
4132		    "Dump trace output to files named by the monitored events"),
4133	OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
4134	OPT_INTEGER(0, "max-blocks", &max_blocks,
4135		    "Maximum number of code blocks to dump with brstackinsn"),
4136	OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
4137		    "Use 9 decimal places when displaying time"),
4138	OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
4139			    "Instruction Tracing options\n" ITRACE_HELP,
4140			    itrace_parse_synth_opts),
4141	OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
4142			"Show full source file name path for source lines"),
4143	OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
4144			"Enable symbol demangling"),
4145	OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
4146			"Enable kernel symbol demangling"),
4147	OPT_STRING(0, "addr2line", &symbol_conf.addr2line_path, "path",
4148			"addr2line binary to use for line numbers"),
4149	OPT_STRING(0, "time", &script.time_str, "str",
4150		   "Time span of interest (start,stop)"),
4151	OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
4152		    "Show inline function"),
4153	OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
4154		   "guest mount directory under which every guest os"
4155		   " instance has a subdir"),
4156	OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
4157		   "file", "file saving guest os vmlinux"),
4158	OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
4159		   "file", "file saving guest os /proc/kallsyms"),
4160	OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
4161		   "file", "file saving guest os /proc/modules"),
4162	OPT_BOOLEAN(0, "guest-code", &symbol_conf.guest_code,
4163		    "Guest code can be found in hypervisor process"),
4164	OPT_BOOLEAN('\0', "stitch-lbr", &script.stitch_lbr,
4165		    "Enable LBR callgraph stitching approach"),
4166	OPT_BOOLEAN('\0', "merge-callchains", &merge_deferred_callchains,
4167		    "Enable merge deferred user callchains"),
4168	OPTS_EVSWITCH(&script.evswitch),
4169	OPT_END()
4170	};
4171	const char * const script_subcommands[] = { "record", "report", NULL };
4172	const char *script_usage[] = {
4173		"perf script [<options>]",
4174		"perf script [<options>] record <script> [<record-options>] <command>",
4175		"perf script [<options>] report <script> [script-args]",
4176		"perf script [<options>] <script> [<record-options>] <command>",
4177		"perf script [<options>] <top-script> [script-args]",
4178		NULL
4179	};
4180	struct perf_env *env;
4181
4182	perf_set_singlethreaded();
4183
4184	setup_scripting();
4185
4186	argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
4187			     PARSE_OPT_STOP_AT_NON_OPTION);
4188
4189	if (symbol_conf.guestmount ||
4190	    symbol_conf.default_guest_vmlinux_name ||
4191	    symbol_conf.default_guest_kallsyms ||
4192	    symbol_conf.default_guest_modules ||
4193	    symbol_conf.guest_code) {
4194		/*
4195		 * Enable guest sample processing.
4196		 */
4197		perf_guest = true;
4198	}
4199
4200	data.path  = input_name;
4201	data.force = symbol_conf.force;
4202
4203	if (unsorted_dump)
4204		dump_trace = true;
4205
4206	if (symbol__validate_sym_arguments())
4207		return -1;
4208
4209	if (argc > 1 && strlen(argv[0]) > 2 && strstarts("record", argv[0])) {
4210		rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
4211		if (!rec_script_path)
4212			return cmd_record(argc, argv);
4213	}
4214
4215	if (argc > 1 && strlen(argv[0]) > 2 && strstarts("report", argv[0])) {
4216		rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
4217		if (!rep_script_path) {
4218			fprintf(stderr,
4219				"Please specify a valid report script"
4220				"(see 'perf script -l' for listing)\n");
4221			return -1;
4222		}
4223	}
4224
4225	if (reltime && deltatime) {
4226		fprintf(stderr,
4227			"reltime and deltatime - the two don't get along well. "
4228			"Please limit to --reltime or --deltatime.\n");
4229		return -1;
4230	}
4231
4232	if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) &&
4233	    itrace_synth_opts.callchain_sz > scripting_max_stack)
4234		scripting_max_stack = itrace_synth_opts.callchain_sz;
4235
4236	/* make sure PERF_EXEC_PATH is set for scripts */
4237	set_argv_exec_path(get_argv_exec_path());
4238
4239	if (argc && !script_name && !rec_script_path && !rep_script_path) {
4240		int live_pipe[2];
4241		int rep_args;
4242		pid_t pid;
4243
4244		rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
4245		rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
4246
4247		if (!rec_script_path && !rep_script_path) {
4248			script_name = find_script(argv[0]);
4249			if (script_name) {
4250				argc -= 1;
4251				argv += 1;
4252				goto script_found;
4253			}
4254			usage_with_options_msg(script_usage, options,
4255				"Couldn't find script `%s'\n\n See perf"
4256				" script -l for available scripts.\n", argv[0]);
4257		}
4258
4259		if (is_top_script(argv[0])) {
4260			rep_args = argc - 1;
4261		} else {
4262			int rec_args;
4263
4264			rep_args = has_required_arg(rep_script_path);
4265			rec_args = (argc - 1) - rep_args;
4266			if (rec_args < 0) {
4267				usage_with_options_msg(script_usage, options,
4268					"`%s' script requires options."
4269					"\n\n See perf script -l for available "
4270					"scripts and options.\n", argv[0]);
4271			}
4272		}
4273
4274		if (pipe(live_pipe) < 0) {
4275			perror("failed to create pipe");
4276			return -1;
4277		}
4278
4279		pid = fork();
4280		if (pid < 0) {
4281			perror("failed to fork");
4282			return -1;
4283		}
4284
4285		if (!pid) {
4286			j = 0;
4287
4288			dup2(live_pipe[1], 1);
4289			close(live_pipe[0]);
4290
4291			if (is_top_script(argv[0])) {
4292				system_wide = true;
4293			} else if (!system_wide) {
4294				if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
4295					err = -1;
4296					goto out;
4297				}
4298			}
4299
4300			__argv = malloc((argc + 6) * sizeof(const char *));
4301			if (!__argv) {
4302				pr_err("malloc failed\n");
4303				err = -ENOMEM;
4304				goto out;
4305			}
4306
4307			__argv[j++] = "/bin/sh";
4308			__argv[j++] = rec_script_path;
4309			if (system_wide)
4310				__argv[j++] = "-a";
4311			__argv[j++] = "-q";
4312			__argv[j++] = "-o";
4313			__argv[j++] = "-";
4314			for (i = rep_args + 1; i < argc; i++)
4315				__argv[j++] = argv[i];
4316			__argv[j++] = NULL;
4317
4318			execvp("/bin/sh", (char **)__argv);
4319			free(__argv);
4320			exit(-1);
4321		}
4322
4323		dup2(live_pipe[0], 0);
4324		close(live_pipe[1]);
4325
4326		__argv = malloc((argc + 4) * sizeof(const char *));
4327		if (!__argv) {
4328			pr_err("malloc failed\n");
4329			err = -ENOMEM;
4330			goto out;
4331		}
4332
4333		j = 0;
4334		__argv[j++] = "/bin/sh";
4335		__argv[j++] = rep_script_path;
4336		for (i = 1; i < rep_args + 1; i++)
4337			__argv[j++] = argv[i];
4338		__argv[j++] = "-i";
4339		__argv[j++] = "-";
4340		__argv[j++] = NULL;
4341
4342		execvp("/bin/sh", (char **)__argv);
4343		free(__argv);
4344		exit(-1);
4345	}
4346script_found:
4347	if (rec_script_path)
4348		script_path = rec_script_path;
4349	if (rep_script_path)
4350		script_path = rep_script_path;
4351
4352	if (script_path) {
4353		j = 0;
4354
4355		if (!rec_script_path)
4356			system_wide = false;
4357		else if (!system_wide) {
4358			if (have_cmd(argc - 1, &argv[1]) != 0) {
4359				err = -1;
4360				goto out;
4361			}
4362		}
4363
4364		__argv = malloc((argc + 2) * sizeof(const char *));
4365		if (!__argv) {
4366			pr_err("malloc failed\n");
4367			err = -ENOMEM;
4368			goto out;
4369		}
4370
4371		__argv[j++] = "/bin/sh";
4372		__argv[j++] = script_path;
4373		if (system_wide)
4374			__argv[j++] = "-a";
4375		for (i = 2; i < argc; i++)
4376			__argv[j++] = argv[i];
4377		__argv[j++] = NULL;
4378
4379		execvp("/bin/sh", (char **)__argv);
4380		free(__argv);
4381		exit(-1);
4382	}
4383
4384	if (dlfilter_file) {
4385		dlfilter = dlfilter__new(dlfilter_file, dlargc, dlargv);
4386		if (!dlfilter)
4387			return -1;
4388	}
4389
4390	if (!script_name) {
4391		setup_pager();
4392		use_browser = 0;
4393	}
4394
4395	perf_tool__init(&script.tool, !unsorted_dump);
4396	script.tool.sample		 = process_sample_event;
4397	script.tool.callchain_deferred	 = process_deferred_sample_event;
4398	script.tool.mmap		 = perf_event__process_mmap;
4399	script.tool.mmap2		 = perf_event__process_mmap2;
4400	script.tool.comm		 = perf_event__process_comm;
4401	script.tool.namespaces		 = perf_event__process_namespaces;
4402	script.tool.cgroup		 = perf_event__process_cgroup;
4403	script.tool.exit		 = perf_event__process_exit;
4404	script.tool.fork		 = perf_event__process_fork;
4405	script.tool.attr		 = process_attr;
4406	script.tool.event_update	 = perf_event__process_event_update;
4407#ifdef HAVE_LIBTRACEEVENT
4408	script.tool.tracing_data	 = perf_event__process_tracing_data;
4409#endif
4410	script.tool.feature		 = process_feature_event;
4411	script.tool.build_id		 = perf_event__process_build_id;
4412	script.tool.id_index		 = perf_event__process_id_index;
4413	script.tool.auxtrace_info	 = perf_script__process_auxtrace_info;
4414	script.tool.auxtrace		 = perf_event__process_auxtrace;
4415	script.tool.auxtrace_error	 = perf_event__process_auxtrace_error;
4416	script.tool.stat		 = perf_event__process_stat_event;
4417	script.tool.stat_round		 = process_stat_round_event;
4418	script.tool.stat_config		 = process_stat_config_event;
4419	script.tool.thread_map		 = process_thread_map_event;
4420	script.tool.cpu_map		 = process_cpu_map_event;
4421	script.tool.throttle		 = process_throttle_event;
4422	script.tool.unthrottle		 = process_throttle_event;
4423	script.tool.ordering_requires_timestamps = true;
4424	script.tool.merge_deferred_callchains = merge_deferred_callchains;
4425	session = perf_session__new(&data, &script.tool);
4426	if (IS_ERR(session))
4427		return PTR_ERR(session);
4428
4429	env = perf_session__env(session);
4430	if (header || header_only) {
4431		script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
4432		perf_session__fprintf_info(session, stdout, show_full_info);
4433		if (header_only)
4434			goto out_delete;
4435	}
4436	if (show_full_info)
4437		script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
4438
4439	if (symbol__init(env) < 0)
4440		goto out_delete;
4441
4442	uname(&uts);
4443	if (data.is_pipe) { /* Assume pipe_mode indicates native_arch */
4444		native_arch = true;
4445	} else if (env->arch) {
4446		if (!strcmp(uts.machine, env->arch))
4447			native_arch = true;
4448		else if (!strcmp(uts.machine, "x86_64") &&
4449			 !strcmp(env->arch, "i386"))
4450			native_arch = true;
4451	}
4452
4453	script.session = session;
4454	script__setup_sample_type(&script);
4455
4456	if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
4457	    symbol_conf.graph_function)
4458		itrace_synth_opts.thread_stack = true;
4459
4460	session->itrace_synth_opts = &itrace_synth_opts;
4461
4462	if (cpu_list) {
4463		err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
4464		if (err < 0)
4465			goto out_delete;
4466		itrace_synth_opts.cpu_bitmap = cpu_bitmap;
4467	}
4468
4469	if (!no_callchain)
4470		symbol_conf.use_callchain = true;
4471	else
4472		symbol_conf.use_callchain = false;
4473
4474#ifdef HAVE_LIBTRACEEVENT
4475	if (session->tevent.pevent &&
4476	    tep_set_function_resolver(session->tevent.pevent,
4477				      machine__resolve_kernel_addr,
4478				      &session->machines.host) < 0) {
4479		pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
4480		err = -1;
4481		goto out_delete;
4482	}
4483#endif
4484	if (generate_script_lang) {
4485		struct stat perf_stat;
4486		int input;
4487
4488		if (output_set_by_user()) {
4489			fprintf(stderr,
4490				"custom fields not supported for generated scripts");
4491			err = -EINVAL;
4492			goto out_delete;
4493		}
4494
4495		input = open(data.path, O_RDONLY);	/* input_name */
4496		if (input < 0) {
4497			err = -errno;
4498			perror("failed to open file");
4499			goto out_delete;
4500		}
4501
4502		err = fstat(input, &perf_stat);
4503		if (err < 0) {
4504			perror("failed to stat file");
4505			goto out_delete;
4506		}
4507
4508		if (!perf_stat.st_size) {
4509			fprintf(stderr, "zero-sized file, nothing to do!\n");
4510			goto out_delete;
4511		}
4512
4513		scripting_ops = script_spec__lookup(generate_script_lang);
4514		if (!scripting_ops) {
4515			fprintf(stderr, "invalid language specifier");
4516			err = -ENOENT;
4517			goto out_delete;
4518		}
4519#ifdef HAVE_LIBTRACEEVENT
4520		err = scripting_ops->generate_script(session->tevent.pevent,
4521						     "perf-script");
4522#else
4523		err = scripting_ops->generate_script(NULL, "perf-script");
4524#endif
4525		goto out_delete;
4526	}
4527
4528	err = dlfilter__start(dlfilter, session);
4529	if (err)
4530		goto out_delete;
4531
4532	if (script_name) {
4533		err = scripting_ops->start_script(script_name, argc, argv, session);
4534		if (err)
4535			goto out_delete;
4536		pr_debug("perf script started with script %s\n\n", script_name);
4537		script_started = true;
4538	}
4539
4540
4541	err = perf_session__check_output_opt(session);
4542	if (err < 0)
4543		goto out_delete;
4544
4545	if (script.time_str) {
4546		err = perf_time__parse_for_ranges_reltime(script.time_str, session,
4547						  &script.ptime_range,
4548						  &script.range_size,
4549						  &script.range_num,
4550						  reltime);
4551		if (err < 0)
4552			goto out_delete;
4553
4554		itrace_synth_opts__set_time_range(&itrace_synth_opts,
4555						  script.ptime_range,
4556						  script.range_num);
4557	}
4558
4559	err = evswitch__init(&script.evswitch, session->evlist, stderr);
4560	if (err)
4561		goto out_delete;
4562
4563	if (zstd_init(&(session->zstd_data), 0) < 0)
4564		pr_warning("Decompression initialization failed. Reported data may be incomplete.\n");
4565
4566	err = __cmd_script(&script);
4567
4568	flush_scripting();
4569
4570	if (verbose > 2 || debug_kmaps)
4571		perf_session__dump_kmaps(session);
4572
4573out_delete:
4574	if (script.ptime_range) {
4575		itrace_synth_opts__clear_time_range(&itrace_synth_opts);
4576		zfree(&script.ptime_range);
4577	}
4578
4579	zstd_fini(&(session->zstd_data));
4580	evlist__free_stats(session->evlist);
4581	perf_session__delete(session);
4582	perf_script__exit(&script);
4583
4584	if (script_started)
4585		cleanup_scripting();
4586	dlfilter__cleanup(dlfilter);
4587	free_dlarg();
4588out:
4589	return err;
4590}