tools/perf/util/event.h

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