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