tools/perf/util/event.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_RECORD_H
   3 #define __PERF_RECORD_H
   4
   5 #include <limits.h>
   6 #include <stdio.h>
   7 #include <linux/kernel.h>
   8 #include <linux/bpf.h>
   9 #include <linux/perf_event.h>
  10
  11 #include "../perf.h"
  12 #include "build-id.h"
  13 #include "perf_regs.h"
  14
  15 struct mmap_event {
  16         struct perf_event_header header;
  17         u32 pid, tid;
  18         u64 start;
  19         u64 len;
  20         u64 pgoff;
  21         char filename[PATH_MAX];
  22 };
  23
  24 struct mmap2_event {
  25         struct perf_event_header header;
  26         u32 pid, tid;
  27         u64 start;
  28         u64 len;
  29         u64 pgoff;
  30         u32 maj;
  31         u32 min;
  32         u64 ino;
  33         u64 ino_generation;
  34         u32 prot;
  35         u32 flags;
  36         char filename[PATH_MAX];
  37 };
  38
  39 struct comm_event {
  40         struct perf_event_header header;
  41         u32 pid, tid;
  42         char comm[16];
  43 };
  44
  45 struct namespaces_event {
  46         struct perf_event_header header;
  47         u32 pid, tid;
  48         u64 nr_namespaces;
  49         struct perf_ns_link_info link_info[];
  50 };
  51
  52 struct fork_event {
  53         struct perf_event_header header;
  54         u32 pid, ppid;
  55         u32 tid, ptid;
  56         u64 time;
  57 };
  58
  59 struct lost_event {
  60         struct perf_event_header header;
  61         u64 id;
  62         u64 lost;
  63 };
  64
  65 struct lost_samples_event {
  66         struct perf_event_header header;
  67         u64 lost;
  68 };
  69
  70 /*
  71  * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
  72  */
  73 struct read_event {
  74         struct perf_event_header header;
  75         u32 pid, tid;
  76         u64 value;
  77         u64 time_enabled;
  78         u64 time_running;
  79         u64 id;
  80 };
  81
  82 struct throttle_event {
  83         struct perf_event_header header;
  84         u64 time;
  85         u64 id;
  86         u64 stream_id;
  87 };
  88
  89 #ifndef KSYM_NAME_LEN
  90 #define KSYM_NAME_LEN 256
  91 #endif
  92
  93 struct ksymbol_event {
  94         struct perf_event_header header;
  95         u64 addr;
  96         u32 len;
  97         u16 ksym_type;
  98         u16 flags;
  99         char name[KSYM_NAME_LEN];
 100 };
 101
 102 struct bpf_event {
 103         struct perf_event_header header;
 104         u16 type;
 105         u16 flags;
 106         u32 id;
 107
 108         /* for bpf_prog types */
 109         u8 tag[BPF_TAG_SIZE];  // prog tag
 110 };
 111
 112 #define PERF_SAMPLE_MASK                                \
 113         (PERF_SAMPLE_IP | PERF_SAMPLE_TID |             \
 114          PERF_SAMPLE_TIME | PERF_SAMPLE_ADDR |          \
 115         PERF_SAMPLE_ID | PERF_SAMPLE_STREAM_ID |        \
 116          PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD |         \
 117          PERF_SAMPLE_IDENTIFIER)
 118
 119 /* perf sample has 16 bits size limit */
 120 #define PERF_SAMPLE_MAX_SIZE (1 << 16)
 121
 122 struct sample_event {
 123         struct perf_event_header        header;
 124         u64 array[];
 125 };
 126
 127 struct regs_dump {
 128         u64 abi;
 129         u64 mask;
 130         u64 *regs;
 131
 132         /* Cached values/mask filled by first register access. */
 133         u64 cache_regs[PERF_REGS_MAX];
 134         u64 cache_mask;
 135 };
 136
 137 struct stack_dump {
 138         u16 offset;
 139         u64 size;
 140         char *data;
 141 };
 142
 143 struct sample_read_value {
 144         u64 value;
 145         u64 id;
 146 };
 147
 148 struct sample_read {
 149         u64 time_enabled;
 150         u64 time_running;
 151         union {
 152                 struct {
 153                         u64 nr;
 154                         struct sample_read_value *values;
 155                 } group;
 156                 struct sample_read_value one;
 157         };
 158 };
 159
 160 struct ip_callchain {
 161         u64 nr;
 162         u64 ips[0];
 163 };
 164
 165 struct branch_stack;
 166
 167 enum {
 168         PERF_IP_FLAG_BRANCH             = 1ULL << 0,
 169         PERF_IP_FLAG_CALL               = 1ULL << 1,
 170         PERF_IP_FLAG_RETURN             = 1ULL << 2,
 171         PERF_IP_FLAG_CONDITIONAL        = 1ULL << 3,
 172         PERF_IP_FLAG_SYSCALLRET         = 1ULL << 4,
 173         PERF_IP_FLAG_ASYNC              = 1ULL << 5,
 174         PERF_IP_FLAG_INTERRUPT          = 1ULL << 6,
 175         PERF_IP_FLAG_TX_ABORT           = 1ULL << 7,
 176         PERF_IP_FLAG_TRACE_BEGIN        = 1ULL << 8,
 177         PERF_IP_FLAG_TRACE_END          = 1ULL << 9,
 178         PERF_IP_FLAG_IN_TX              = 1ULL << 10,
 179 };
 180
 181 #define PERF_IP_FLAG_CHARS "bcrosyiABEx"
 182
 183 #define PERF_BRANCH_MASK                (\
 184         PERF_IP_FLAG_BRANCH             |\
 185         PERF_IP_FLAG_CALL               |\
 186         PERF_IP_FLAG_RETURN             |\
 187         PERF_IP_FLAG_CONDITIONAL        |\
 188         PERF_IP_FLAG_SYSCALLRET         |\
 189         PERF_IP_FLAG_ASYNC              |\
 190         PERF_IP_FLAG_INTERRUPT          |\
 191         PERF_IP_FLAG_TX_ABORT           |\
 192         PERF_IP_FLAG_TRACE_BEGIN        |\
 193         PERF_IP_FLAG_TRACE_END)
 194
 195 #define MAX_INSN 16
 196
 197 struct perf_sample {
 198         u64 ip;
 199         u32 pid, tid;
 200         u64 time;
 201         u64 addr;
 202         u64 id;
 203         u64 stream_id;
 204         u64 period;
 205         u64 weight;
 206         u64 transaction;
 207         u64 insn_cnt;
 208         u64 cyc_cnt;
 209         u32 cpu;
 210         u32 raw_size;
 211         u64 data_src;
 212         u64 phys_addr;
 213         u32 flags;
 214         u16 insn_len;
 215         u8  cpumode;
 216         u16 misc;
 217         char insn[MAX_INSN];
 218         void *raw_data;
 219         struct ip_callchain *callchain;
 220         struct branch_stack *branch_stack;
 221         struct regs_dump  user_regs;
 222         struct regs_dump  intr_regs;
 223         struct stack_dump user_stack;
 224         struct sample_read read;
 225 };
 226
 227 #define PERF_MEM_DATA_SRC_NONE \
 228         (PERF_MEM_S(OP, NA) |\
 229          PERF_MEM_S(LVL, NA) |\
 230          PERF_MEM_S(SNOOP, NA) |\
 231          PERF_MEM_S(LOCK, NA) |\
 232          PERF_MEM_S(TLB, NA))
 233
 234 struct build_id_event {
 235         struct perf_event_header header;
 236         pid_t                    pid;
 237         u8                       build_id[PERF_ALIGN(BUILD_ID_SIZE, sizeof(u64))];
 238         char                     filename[];
 239 };
 240
 241 enum perf_user_event_type { /* above any possible kernel type */
 242         PERF_RECORD_USER_TYPE_START             = 64,
 243         PERF_RECORD_HEADER_ATTR                 = 64,
 244         PERF_RECORD_HEADER_EVENT_TYPE           = 65, /* deprecated */
 245         PERF_RECORD_HEADER_TRACING_DATA         = 66,
 246         PERF_RECORD_HEADER_BUILD_ID             = 67,
 247         PERF_RECORD_FINISHED_ROUND              = 68,
 248         PERF_RECORD_ID_INDEX                    = 69,
 249         PERF_RECORD_AUXTRACE_INFO               = 70,
 250         PERF_RECORD_AUXTRACE                    = 71,
 251         PERF_RECORD_AUXTRACE_ERROR              = 72,
 252         PERF_RECORD_THREAD_MAP                  = 73,
 253         PERF_RECORD_CPU_MAP                     = 74,
 254         PERF_RECORD_STAT_CONFIG                 = 75,
 255         PERF_RECORD_STAT                        = 76,
 256         PERF_RECORD_STAT_ROUND                  = 77,
 257         PERF_RECORD_EVENT_UPDATE                = 78,
 258         PERF_RECORD_TIME_CONV                   = 79,
 259         PERF_RECORD_HEADER_FEATURE              = 80,
 260         PERF_RECORD_COMPRESSED                  = 81,
 261         PERF_RECORD_HEADER_MAX
 262 };
 263
 264 enum auxtrace_error_type {
 265         PERF_AUXTRACE_ERROR_ITRACE  = 1,
 266         PERF_AUXTRACE_ERROR_MAX
 267 };
 268
 269 /* Attribute type for custom synthesized events */
 270 #define PERF_TYPE_SYNTH         (INT_MAX + 1U)
 271
 272 /* Attribute config for custom synthesized events */
 273 enum perf_synth_id {
 274         PERF_SYNTH_INTEL_PTWRITE,
 275         PERF_SYNTH_INTEL_MWAIT,
 276         PERF_SYNTH_INTEL_PWRE,
 277         PERF_SYNTH_INTEL_EXSTOP,
 278         PERF_SYNTH_INTEL_PWRX,
 279         PERF_SYNTH_INTEL_CBR,
 280 };
 281
 282 /*
 283  * Raw data formats for synthesized events. Note that 4 bytes of padding are
 284  * present to match the 'size' member of PERF_SAMPLE_RAW data which is always
 285  * 8-byte aligned. That means we must dereference raw_data with an offset of 4.
 286  * Refer perf_sample__synth_ptr() and perf_synth__raw_data().  It also means the
 287  * structure sizes are 4 bytes bigger than the raw_size, refer
 288  * perf_synth__raw_size().
 289  */
 290
 291 struct perf_synth_intel_ptwrite {
 292         u32 padding;
 293         union {
 294                 struct {
 295                         u32     ip              :  1,
 296                                 reserved        : 31;
 297                 };
 298                 u32     flags;
 299         };
 300         u64     payload;
 301 };
 302
 303 struct perf_synth_intel_mwait {
 304         u32 padding;
 305         u32 reserved;
 306         union {
 307                 struct {
 308                         u64     hints           :  8,
 309                                 reserved1       : 24,
 310                                 extensions      :  2,
 311                                 reserved2       : 30;
 312                 };
 313                 u64     payload;
 314         };
 315 };
 316
 317 struct perf_synth_intel_pwre {
 318         u32 padding;
 319         u32 reserved;
 320         union {
 321                 struct {
 322                         u64     reserved1       :  7,
 323                                 hw              :  1,
 324                                 subcstate       :  4,
 325                                 cstate          :  4,
 326                                 reserved2       : 48;
 327                 };
 328                 u64     payload;
 329         };
 330 };
 331
 332 struct perf_synth_intel_exstop {
 333         u32 padding;
 334         union {
 335                 struct {
 336                         u32     ip              :  1,
 337                                 reserved        : 31;
 338                 };
 339                 u32     flags;
 340         };
 341 };
 342
 343 struct perf_synth_intel_pwrx {
 344         u32 padding;
 345         u32 reserved;
 346         union {
 347                 struct {
 348                         u64     deepest_cstate  :  4,
 349                                 last_cstate     :  4,
 350                                 wake_reason     :  4,
 351                                 reserved1       : 52;
 352                 };
 353                 u64     payload;
 354         };
 355 };
 356
 357 struct perf_synth_intel_cbr {
 358         u32 padding;
 359         union {
 360                 struct {
 361                         u32     cbr             :  8,
 362                                 reserved1       :  8,
 363                                 max_nonturbo    :  8,
 364                                 reserved2       :  8;
 365                 };
 366                 u32     flags;
 367         };
 368         u32 freq;
 369         u32 reserved3;
 370 };
 371
 372 /*
 373  * raw_data is always 4 bytes from an 8-byte boundary, so subtract 4 to get
 374  * 8-byte alignment.
 375  */
 376 static inline void *perf_sample__synth_ptr(struct perf_sample *sample)
 377 {
 378         return sample->raw_data - 4;
 379 }
 380
 381 static inline void *perf_synth__raw_data(void *p)
 382 {
 383         return p + 4;
 384 }
 385
 386 #define perf_synth__raw_size(d) (sizeof(d) - 4)
 387
 388 #define perf_sample__bad_synth_size(s, d) ((s)->raw_size < sizeof(d) - 4)
 389
 390 /*
 391  * The kernel collects the number of events it couldn't send in a stretch and
 392  * when possible sends this number in a PERF_RECORD_LOST event. The number of
 393  * such "chunks" of lost events is stored in .nr_events[PERF_EVENT_LOST] while
 394  * total_lost tells exactly how many events the kernel in fact lost, i.e. it is
 395  * the sum of all struct lost_event.lost fields reported.
 396  *
 397  * The kernel discards mixed up samples and sends the number in a
 398  * PERF_RECORD_LOST_SAMPLES event. The number of lost-samples events is stored
 399  * in .nr_events[PERF_RECORD_LOST_SAMPLES] while total_lost_samples tells
 400  * exactly how many samples the kernel in fact dropped, i.e. it is the sum of
 401  * all struct lost_samples_event.lost fields reported.
 402  *
 403  * The total_period is needed because by default auto-freq is used, so
 404  * multipling nr_events[PERF_EVENT_SAMPLE] by a frequency isn't possible to get
 405  * the total number of low level events, it is necessary to to sum all struct
 406  * sample_event.period and stash the result in total_period.
 407  */
 408 struct events_stats {
 409         u64 total_period;
 410         u64 total_non_filtered_period;
 411         u64 total_lost;
 412         u64 total_lost_samples;
 413         u64 total_aux_lost;
 414         u64 total_aux_partial;
 415         u64 total_invalid_chains;
 416         u32 nr_events[PERF_RECORD_HEADER_MAX];
 417         u32 nr_non_filtered_samples;
 418         u32 nr_lost_warned;
 419         u32 nr_unknown_events;
 420         u32 nr_invalid_chains;
 421         u32 nr_unknown_id;
 422         u32 nr_unprocessable_samples;
 423         u32 nr_auxtrace_errors[PERF_AUXTRACE_ERROR_MAX];
 424         u32 nr_proc_map_timeout;
 425 };
 426
 427 enum {
 428         PERF_CPU_MAP__CPUS = 0,
 429         PERF_CPU_MAP__MASK = 1,
 430 };
 431
 432 struct cpu_map_entries {
 433         u16     nr;
 434         u16     cpu[];
 435 };
 436
 437 struct cpu_map_mask {
 438         u16     nr;
 439         u16     long_size;
 440         unsigned long mask[];
 441 };
 442
 443 struct cpu_map_data {
 444         u16     type;
 445         char    data[];
 446 };
 447
 448 struct cpu_map_event {
 449         struct perf_event_header        header;
 450         struct cpu_map_data             data;
 451 };
 452
 453 struct attr_event {
 454         struct perf_event_header header;
 455         struct perf_event_attr attr;
 456         u64 id[];
 457 };
 458
 459 enum {
 460         PERF_EVENT_UPDATE__UNIT  = 0,
 461         PERF_EVENT_UPDATE__SCALE = 1,
 462         PERF_EVENT_UPDATE__NAME  = 2,
 463         PERF_EVENT_UPDATE__CPUS  = 3,
 464 };
 465
 466 struct event_update_event_cpus {
 467         struct cpu_map_data cpus;
 468 };
 469
 470 struct event_update_event_scale {
 471         double scale;
 472 };
 473
 474 struct event_update_event {
 475         struct perf_event_header header;
 476         u64 type;
 477         u64 id;
 478
 479         char data[];
 480 };
 481
 482 #define MAX_EVENT_NAME 64
 483
 484 struct perf_trace_event_type {
 485         u64     event_id;
 486         char    name[MAX_EVENT_NAME];
 487 };
 488
 489 struct event_type_event {
 490         struct perf_event_header header;
 491         struct perf_trace_event_type event_type;
 492 };
 493
 494 struct tracing_data_event {
 495         struct perf_event_header header;
 496         u32 size;
 497 };
 498
 499 struct id_index_entry {
 500         u64 id;
 501         u64 idx;
 502         u64 cpu;
 503         u64 tid;
 504 };
 505
 506 struct id_index_event {
 507         struct perf_event_header header;
 508         u64 nr;
 509         struct id_index_entry entries[0];
 510 };
 511
 512 struct auxtrace_info_event {
 513         struct perf_event_header header;
 514         u32 type;
 515         u32 reserved__; /* For alignment */
 516         u64 priv[];
 517 };
 518
 519 struct auxtrace_event {
 520         struct perf_event_header header;
 521         u64 size;
 522         u64 offset;
 523         u64 reference;
 524         u32 idx;
 525         u32 tid;
 526         u32 cpu;
 527         u32 reserved__; /* For alignment */
 528 };
 529
 530 #define MAX_AUXTRACE_ERROR_MSG 64
 531
 532 struct auxtrace_error_event {
 533         struct perf_event_header header;
 534         u32 type;
 535         u32 code;
 536         u32 cpu;
 537         u32 pid;
 538         u32 tid;
 539         u32 fmt;
 540         u64 ip;
 541         u64 time;
 542         char msg[MAX_AUXTRACE_ERROR_MSG];
 543 };
 544
 545 struct aux_event {
 546         struct perf_event_header header;
 547         u64     aux_offset;
 548         u64     aux_size;
 549         u64     flags;
 550 };
 551
 552 struct itrace_start_event {
 553         struct perf_event_header header;
 554         u32 pid, tid;
 555 };
 556
 557 struct context_switch_event {
 558         struct perf_event_header header;
 559         u32 next_prev_pid;
 560         u32 next_prev_tid;
 561 };
 562
 563 struct thread_map_event_entry {
 564         u64     pid;
 565         char    comm[16];
 566 };
 567
 568 struct thread_map_event {
 569         struct perf_event_header        header;
 570         u64                             nr;
 571         struct thread_map_event_entry   entries[];
 572 };
 573
 574 enum {
 575         PERF_STAT_CONFIG_TERM__AGGR_MODE        = 0,
 576         PERF_STAT_CONFIG_TERM__INTERVAL         = 1,
 577         PERF_STAT_CONFIG_TERM__SCALE            = 2,
 578         PERF_STAT_CONFIG_TERM__MAX              = 3,
 579 };
 580
 581 struct stat_config_event_entry {
 582         u64     tag;
 583         u64     val;
 584 };
 585
 586 struct stat_config_event {
 587         struct perf_event_header        header;
 588         u64                             nr;
 589         struct stat_config_event_entry  data[];
 590 };
 591
 592 struct stat_event {
 593         struct perf_event_header        header;
 594
 595         u64     id;
 596         u32     cpu;
 597         u32     thread;
 598
 599         union {
 600                 struct {
 601                         u64 val;
 602                         u64 ena;
 603                         u64 run;
 604                 };
 605                 u64 values[3];
 606         };
 607 };
 608
 609 enum {
 610         PERF_STAT_ROUND_TYPE__INTERVAL  = 0,
 611         PERF_STAT_ROUND_TYPE__FINAL     = 1,
 612 };
 613
 614 struct stat_round_event {
 615         struct perf_event_header        header;
 616         u64                             type;
 617         u64                             time;
 618 };
 619
 620 struct time_conv_event {
 621         struct perf_event_header header;
 622         u64 time_shift;
 623         u64 time_mult;
 624         u64 time_zero;
 625 };
 626
 627 struct feature_event {
 628         struct perf_event_header        header;
 629         u64                             feat_id;
 630         char                            data[];
 631 };
 632
 633 struct compressed_event {
 634         struct perf_event_header        header;
 635         char                            data[];
 636 };
 637
 638 union perf_event {
 639         struct perf_event_header        header;
 640         struct mmap_event               mmap;
 641         struct mmap2_event              mmap2;
 642         struct comm_event               comm;
 643         struct namespaces_event         namespaces;
 644         struct fork_event               fork;
 645         struct lost_event               lost;
 646         struct lost_samples_event       lost_samples;
 647         struct read_event               read;
 648         struct throttle_event           throttle;
 649         struct sample_event             sample;
 650         struct attr_event               attr;
 651         struct event_update_event       event_update;
 652         struct event_type_event         event_type;
 653         struct tracing_data_event       tracing_data;
 654         struct build_id_event           build_id;
 655         struct id_index_event           id_index;
 656         struct auxtrace_info_event      auxtrace_info;
 657         struct auxtrace_event           auxtrace;
 658         struct auxtrace_error_event     auxtrace_error;
 659         struct aux_event                aux;
 660         struct itrace_start_event       itrace_start;
 661         struct context_switch_event     context_switch;
 662         struct thread_map_event         thread_map;
 663         struct cpu_map_event            cpu_map;
 664         struct stat_config_event        stat_config;
 665         struct stat_event               stat;
 666         struct stat_round_event         stat_round;
 667         struct time_conv_event          time_conv;
 668         struct feature_event            feat;
 669         struct ksymbol_event            ksymbol_event;
 670         struct bpf_event                bpf_event;
 671         struct compressed_event         pack;
 672 };
 673
 674 void perf_event__print_totals(void);
 675
 676 struct perf_tool;
 677 struct thread_map;
 678 struct perf_cpu_map;
 679 struct perf_stat_config;
 680 struct perf_counts_values;
 681
 682 typedef int (*perf_event__handler_t)(struct perf_tool *tool,
 683                                      union perf_event *event,
 684                                      struct perf_sample *sample,
 685                                      struct machine *machine);
 686
 687 int perf_event__synthesize_thread_map(struct perf_tool *tool,
 688                                       struct thread_map *threads,
 689                                       perf_event__handler_t process,
 690                                       struct machine *machine, bool mmap_data);
 691 int perf_event__synthesize_thread_map2(struct perf_tool *tool,
 692                                       struct thread_map *threads,
 693                                       perf_event__handler_t process,
 694                                       struct machine *machine);
 695 int perf_event__synthesize_cpu_map(struct perf_tool *tool,
 696                                    struct perf_cpu_map *cpus,
 697                                    perf_event__handler_t process,
 698                                    struct machine *machine);
 699 int perf_event__synthesize_threads(struct perf_tool *tool,
 700                                    perf_event__handler_t process,
 701                                    struct machine *machine, bool mmap_data,
 702                                    unsigned int nr_threads_synthesize);
 703 int perf_event__synthesize_kernel_mmap(struct perf_tool *tool,
 704                                        perf_event__handler_t process,
 705                                        struct machine *machine);
 706 int perf_event__synthesize_stat_config(struct perf_tool *tool,
 707                                        struct perf_stat_config *config,
 708                                        perf_event__handler_t process,
 709                                        struct machine *machine);
 710 void perf_event__read_stat_config(struct perf_stat_config *config,
 711                                   struct stat_config_event *event);
 712 int perf_event__synthesize_stat(struct perf_tool *tool,
 713                                 u32 cpu, u32 thread, u64 id,
 714                                 struct perf_counts_values *count,
 715                                 perf_event__handler_t process,
 716                                 struct machine *machine);
 717 int perf_event__synthesize_stat_round(struct perf_tool *tool,
 718                                       u64 time, u64 type,
 719                                       perf_event__handler_t process,
 720                                       struct machine *machine);
 721 int perf_event__synthesize_modules(struct perf_tool *tool,
 722                                    perf_event__handler_t process,
 723                                    struct machine *machine);
 724
 725 int perf_event__process_comm(struct perf_tool *tool,
 726                              union perf_event *event,
 727                              struct perf_sample *sample,
 728                              struct machine *machine);
 729 int perf_event__process_lost(struct perf_tool *tool,
 730                              union perf_event *event,
 731                              struct perf_sample *sample,
 732                              struct machine *machine);
 733 int perf_event__process_lost_samples(struct perf_tool *tool,
 734                                      union perf_event *event,
 735                                      struct perf_sample *sample,
 736                                      struct machine *machine);
 737 int perf_event__process_aux(struct perf_tool *tool,
 738                             union perf_event *event,
 739                             struct perf_sample *sample,
 740                             struct machine *machine);
 741 int perf_event__process_itrace_start(struct perf_tool *tool,
 742                                      union perf_event *event,
 743                                      struct perf_sample *sample,
 744                                      struct machine *machine);
 745 int perf_event__process_switch(struct perf_tool *tool,
 746                                union perf_event *event,
 747                                struct perf_sample *sample,
 748                                struct machine *machine);
 749 int perf_event__process_namespaces(struct perf_tool *tool,
 750                                    union perf_event *event,
 751                                    struct perf_sample *sample,
 752                                    struct machine *machine);
 753 int perf_event__process_mmap(struct perf_tool *tool,
 754                              union perf_event *event,
 755                              struct perf_sample *sample,
 756                              struct machine *machine);
 757 int perf_event__process_mmap2(struct perf_tool *tool,
 758                              union perf_event *event,
 759                              struct perf_sample *sample,
 760                              struct machine *machine);
 761 int perf_event__process_fork(struct perf_tool *tool,
 762                              union perf_event *event,
 763                              struct perf_sample *sample,
 764                              struct machine *machine);
 765 int perf_event__process_exit(struct perf_tool *tool,
 766                              union perf_event *event,
 767                              struct perf_sample *sample,
 768                              struct machine *machine);
 769 int perf_event__process_ksymbol(struct perf_tool *tool,
 770                                 union perf_event *event,
 771                                 struct perf_sample *sample,
 772                                 struct machine *machine);
 773 int perf_event__process_bpf_event(struct perf_tool *tool,
 774                                   union perf_event *event,
 775                                   struct perf_sample *sample,
 776                                   struct machine *machine);
 777 int perf_tool__process_synth_event(struct perf_tool *tool,
 778                                    union perf_event *event,
 779                                    struct machine *machine,
 780                                    perf_event__handler_t process);
 781 int perf_event__process(struct perf_tool *tool,
 782                         union perf_event *event,
 783                         struct perf_sample *sample,
 784                         struct machine *machine);
 785
 786 struct addr_location;
 787
 788 int machine__resolve(struct machine *machine, struct addr_location *al,
 789                      struct perf_sample *sample);
 790
 791 void addr_location__put(struct addr_location *al);
 792
 793 struct thread;
 794
 795 bool is_bts_event(struct perf_event_attr *attr);
 796 bool sample_addr_correlates_sym(struct perf_event_attr *attr);
 797 void thread__resolve(struct thread *thread, struct addr_location *al,
 798                      struct perf_sample *sample);
 799
 800 const char *perf_event__name(unsigned int id);
 801
 802 size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
 803                                      u64 read_format);
 804 int perf_event__synthesize_sample(union perf_event *event, u64 type,
 805                                   u64 read_format,
 806                                   const struct perf_sample *sample);
 807
 808 pid_t perf_event__synthesize_comm(struct perf_tool *tool,
 809                                   union perf_event *event, pid_t pid,
 810                                   perf_event__handler_t process,
 811                                   struct machine *machine);
 812
 813 int perf_event__synthesize_namespaces(struct perf_tool *tool,
 814                                       union perf_event *event,
 815                                       pid_t pid, pid_t tgid,
 816                                       perf_event__handler_t process,
 817                                       struct machine *machine);
 818
 819 int perf_event__synthesize_mmap_events(struct perf_tool *tool,
 820                                        union perf_event *event,
 821                                        pid_t pid, pid_t tgid,
 822                                        perf_event__handler_t process,
 823                                        struct machine *machine,
 824                                        bool mmap_data);
 825
 826 int perf_event__synthesize_extra_kmaps(struct perf_tool *tool,
 827                                        perf_event__handler_t process,
 828                                        struct machine *machine);
 829
 830 size_t perf_event__fprintf_comm(union perf_event *event, FILE *fp);
 831 size_t perf_event__fprintf_mmap(union perf_event *event, FILE *fp);
 832 size_t perf_event__fprintf_mmap2(union perf_event *event, FILE *fp);
 833 size_t perf_event__fprintf_task(union perf_event *event, FILE *fp);
 834 size_t perf_event__fprintf_aux(union perf_event *event, FILE *fp);
 835 size_t perf_event__fprintf_itrace_start(union perf_event *event, FILE *fp);
 836 size_t perf_event__fprintf_switch(union perf_event *event, FILE *fp);
 837 size_t perf_event__fprintf_thread_map(union perf_event *event, FILE *fp);
 838 size_t perf_event__fprintf_cpu_map(union perf_event *event, FILE *fp);
 839 size_t perf_event__fprintf_namespaces(union perf_event *event, FILE *fp);
 840 size_t perf_event__fprintf_ksymbol(union perf_event *event, FILE *fp);
 841 size_t perf_event__fprintf_bpf_event(union perf_event *event, FILE *fp);
 842 size_t perf_event__fprintf(union perf_event *event, FILE *fp);
 843
 844 int kallsyms__get_function_start(const char *kallsyms_filename,
 845                                  const char *symbol_name, u64 *addr);
 846
 847 void *cpu_map_data__alloc(struct perf_cpu_map *map, size_t *size, u16 *type, int *max);
 848 void  cpu_map_data__synthesize(struct cpu_map_data *data, struct perf_cpu_map *map,
 849                                u16 type, int max);
 850
 851 void event_attr_init(struct perf_event_attr *attr);
 852
 853 int perf_event_paranoid(void);
 854
 855 extern int sysctl_perf_event_max_stack;
 856 extern int sysctl_perf_event_max_contexts_per_stack;
 857 extern unsigned int proc_map_timeout;
 858
 859 #endif /* __PERF_RECORD_H */