linux/tools/perf/util/hist.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __PERF_HIST_H
   3#define __PERF_HIST_H
   4
   5#include <linux/rbtree.h>
   6#include <linux/types.h>
   7#include <pthread.h>
   8#include "evsel.h"
   9#include "header.h"
  10#include "color.h"
  11#include "ui/progress.h"
  12
  13struct hist_entry;
  14struct hist_entry_ops;
  15struct addr_location;
  16struct map_symbol;
  17struct mem_info;
  18struct branch_info;
  19struct block_info;
  20struct symbol;
  21
  22enum hist_filter {
  23        HIST_FILTER__DSO,
  24        HIST_FILTER__THREAD,
  25        HIST_FILTER__PARENT,
  26        HIST_FILTER__SYMBOL,
  27        HIST_FILTER__GUEST,
  28        HIST_FILTER__HOST,
  29        HIST_FILTER__SOCKET,
  30        HIST_FILTER__C2C,
  31};
  32
  33enum hist_column {
  34        HISTC_SYMBOL,
  35        HISTC_TIME,
  36        HISTC_DSO,
  37        HISTC_THREAD,
  38        HISTC_COMM,
  39        HISTC_CGROUP_ID,
  40        HISTC_PARENT,
  41        HISTC_CPU,
  42        HISTC_SOCKET,
  43        HISTC_SRCLINE,
  44        HISTC_SRCFILE,
  45        HISTC_MISPREDICT,
  46        HISTC_IN_TX,
  47        HISTC_ABORT,
  48        HISTC_SYMBOL_FROM,
  49        HISTC_SYMBOL_TO,
  50        HISTC_DSO_FROM,
  51        HISTC_DSO_TO,
  52        HISTC_LOCAL_WEIGHT,
  53        HISTC_GLOBAL_WEIGHT,
  54        HISTC_MEM_DADDR_SYMBOL,
  55        HISTC_MEM_DADDR_DSO,
  56        HISTC_MEM_PHYS_DADDR,
  57        HISTC_MEM_LOCKED,
  58        HISTC_MEM_TLB,
  59        HISTC_MEM_LVL,
  60        HISTC_MEM_SNOOP,
  61        HISTC_MEM_DCACHELINE,
  62        HISTC_MEM_IADDR_SYMBOL,
  63        HISTC_TRANSACTION,
  64        HISTC_CYCLES,
  65        HISTC_SRCLINE_FROM,
  66        HISTC_SRCLINE_TO,
  67        HISTC_TRACE,
  68        HISTC_SYM_SIZE,
  69        HISTC_DSO_SIZE,
  70        HISTC_SYMBOL_IPC,
  71        HISTC_NR_COLS, /* Last entry */
  72};
  73
  74struct thread;
  75struct dso;
  76
  77struct hists {
  78        struct rb_root_cached   entries_in_array[2];
  79        struct rb_root_cached   *entries_in;
  80        struct rb_root_cached   entries;
  81        struct rb_root_cached   entries_collapsed;
  82        u64                     nr_entries;
  83        u64                     nr_non_filtered_entries;
  84        u64                     callchain_period;
  85        u64                     callchain_non_filtered_period;
  86        struct thread           *thread_filter;
  87        const struct dso        *dso_filter;
  88        const char              *uid_filter_str;
  89        const char              *symbol_filter_str;
  90        pthread_mutex_t         lock;
  91        struct events_stats     stats;
  92        u64                     event_stream;
  93        u16                     col_len[HISTC_NR_COLS];
  94        bool                    has_callchains;
  95        int                     socket_filter;
  96        struct perf_hpp_list    *hpp_list;
  97        struct list_head        hpp_formats;
  98        int                     nr_hpp_node;
  99};
 100
 101#define hists__has(__h, __f) (__h)->hpp_list->__f
 102
 103struct hist_entry_iter;
 104
 105struct hist_iter_ops {
 106        int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
 107        int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
 108        int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
 109        int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
 110        int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
 111};
 112
 113struct hist_entry_iter {
 114        int total;
 115        int curr;
 116
 117        bool hide_unresolved;
 118
 119        struct perf_evsel *evsel;
 120        struct perf_sample *sample;
 121        struct hist_entry *he;
 122        struct symbol *parent;
 123        void *priv;
 124
 125        const struct hist_iter_ops *ops;
 126        /* user-defined callback function (optional) */
 127        int (*add_entry_cb)(struct hist_entry_iter *iter,
 128                            struct addr_location *al, bool single, void *arg);
 129};
 130
 131extern const struct hist_iter_ops hist_iter_normal;
 132extern const struct hist_iter_ops hist_iter_branch;
 133extern const struct hist_iter_ops hist_iter_mem;
 134extern const struct hist_iter_ops hist_iter_cumulative;
 135
 136struct hist_entry *hists__add_entry(struct hists *hists,
 137                                    struct addr_location *al,
 138                                    struct symbol *parent,
 139                                    struct branch_info *bi,
 140                                    struct mem_info *mi,
 141                                    struct perf_sample *sample,
 142                                    bool sample_self);
 143
 144struct hist_entry *hists__add_entry_ops(struct hists *hists,
 145                                        struct hist_entry_ops *ops,
 146                                        struct addr_location *al,
 147                                        struct symbol *sym_parent,
 148                                        struct branch_info *bi,
 149                                        struct mem_info *mi,
 150                                        struct perf_sample *sample,
 151                                        bool sample_self);
 152
 153struct hist_entry *hists__add_entry_block(struct hists *hists,
 154                                          struct addr_location *al,
 155                                          struct block_info *bi);
 156
 157int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
 158                         int max_stack_depth, void *arg);
 159
 160struct perf_hpp;
 161struct perf_hpp_fmt;
 162
 163int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
 164int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
 165int hist_entry__transaction_len(void);
 166int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
 167                              struct hists *hists);
 168int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
 169                                   struct perf_hpp_fmt *fmt, int printed);
 170void hist_entry__delete(struct hist_entry *he);
 171
 172typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
 173
 174void perf_evsel__output_resort_cb(struct perf_evsel *evsel, struct ui_progress *prog,
 175                                  hists__resort_cb_t cb, void *cb_arg);
 176void perf_evsel__output_resort(struct perf_evsel *evsel, struct ui_progress *prog);
 177void hists__output_resort(struct hists *hists, struct ui_progress *prog);
 178void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
 179                             hists__resort_cb_t cb);
 180int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
 181
 182void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
 183void hists__delete_entries(struct hists *hists);
 184void hists__output_recalc_col_len(struct hists *hists, int max_rows);
 185
 186struct hist_entry *hists__get_entry(struct hists *hists, int idx);
 187
 188u64 hists__total_period(struct hists *hists);
 189void hists__reset_stats(struct hists *hists);
 190void hists__inc_stats(struct hists *hists, struct hist_entry *h);
 191void hists__inc_nr_events(struct hists *hists, u32 type);
 192void hists__inc_nr_samples(struct hists *hists, bool filtered);
 193void events_stats__inc(struct events_stats *stats, u32 type);
 194size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
 195
 196size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
 197                      int max_cols, float min_pcnt, FILE *fp,
 198                      bool ignore_callchains);
 199size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
 200
 201void hists__filter_by_dso(struct hists *hists);
 202void hists__filter_by_thread(struct hists *hists);
 203void hists__filter_by_symbol(struct hists *hists);
 204void hists__filter_by_socket(struct hists *hists);
 205
 206static inline bool hists__has_filter(struct hists *hists)
 207{
 208        return hists->thread_filter || hists->dso_filter ||
 209                hists->symbol_filter_str || (hists->socket_filter > -1);
 210}
 211
 212u16 hists__col_len(struct hists *hists, enum hist_column col);
 213void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
 214bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
 215void hists__reset_col_len(struct hists *hists);
 216void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
 217
 218void hists__match(struct hists *leader, struct hists *other);
 219int hists__link(struct hists *leader, struct hists *other);
 220
 221struct hists_evsel {
 222        struct perf_evsel evsel;
 223        struct hists      hists;
 224};
 225
 226static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
 227{
 228        struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
 229        return &hevsel->evsel;
 230}
 231
 232static inline struct hists *evsel__hists(struct perf_evsel *evsel)
 233{
 234        struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
 235        return &hevsel->hists;
 236}
 237
 238static __pure inline bool hists__has_callchains(struct hists *hists)
 239{
 240        return hists->has_callchains;
 241}
 242
 243int hists__init(void);
 244int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
 245
 246struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
 247
 248struct perf_hpp {
 249        char *buf;
 250        size_t size;
 251        const char *sep;
 252        void *ptr;
 253        bool skip;
 254};
 255
 256struct perf_hpp_fmt {
 257        const char *name;
 258        int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 259                      struct hists *hists, int line, int *span);
 260        int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 261                     struct hists *hists);
 262        int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 263                     struct hist_entry *he);
 264        int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 265                     struct hist_entry *he);
 266        int64_t (*cmp)(struct perf_hpp_fmt *fmt,
 267                       struct hist_entry *a, struct hist_entry *b);
 268        int64_t (*collapse)(struct perf_hpp_fmt *fmt,
 269                            struct hist_entry *a, struct hist_entry *b);
 270        int64_t (*sort)(struct perf_hpp_fmt *fmt,
 271                        struct hist_entry *a, struct hist_entry *b);
 272        bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
 273        void (*free)(struct perf_hpp_fmt *fmt);
 274
 275        struct list_head list;
 276        struct list_head sort_list;
 277        bool elide;
 278        int len;
 279        int user_len;
 280        int idx;
 281        int level;
 282};
 283
 284struct perf_hpp_list {
 285        struct list_head fields;
 286        struct list_head sorts;
 287
 288        int nr_header_lines;
 289        int need_collapse;
 290        int parent;
 291        int sym;
 292        int dso;
 293        int socket;
 294        int thread;
 295        int comm;
 296};
 297
 298extern struct perf_hpp_list perf_hpp_list;
 299
 300struct perf_hpp_list_node {
 301        struct list_head        list;
 302        struct perf_hpp_list    hpp;
 303        int                     level;
 304        bool                    skip;
 305};
 306
 307void perf_hpp_list__column_register(struct perf_hpp_list *list,
 308                                    struct perf_hpp_fmt *format);
 309void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
 310                                        struct perf_hpp_fmt *format);
 311void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
 312                                       struct perf_hpp_fmt *format);
 313
 314static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
 315{
 316        perf_hpp_list__column_register(&perf_hpp_list, format);
 317}
 318
 319static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
 320{
 321        perf_hpp_list__register_sort_field(&perf_hpp_list, format);
 322}
 323
 324static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
 325{
 326        perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
 327}
 328
 329#define perf_hpp_list__for_each_format(_list, format) \
 330        list_for_each_entry(format, &(_list)->fields, list)
 331
 332#define perf_hpp_list__for_each_format_safe(_list, format, tmp) \
 333        list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
 334
 335#define perf_hpp_list__for_each_sort_list(_list, format) \
 336        list_for_each_entry(format, &(_list)->sorts, sort_list)
 337
 338#define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)      \
 339        list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
 340
 341#define hists__for_each_format(hists, format) \
 342        perf_hpp_list__for_each_format((hists)->hpp_list, fmt)
 343
 344#define hists__for_each_sort_list(hists, format) \
 345        perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt)
 346
 347extern struct perf_hpp_fmt perf_hpp__format[];
 348
 349enum {
 350        /* Matches perf_hpp__format array. */
 351        PERF_HPP__OVERHEAD,
 352        PERF_HPP__OVERHEAD_SYS,
 353        PERF_HPP__OVERHEAD_US,
 354        PERF_HPP__OVERHEAD_GUEST_SYS,
 355        PERF_HPP__OVERHEAD_GUEST_US,
 356        PERF_HPP__OVERHEAD_ACC,
 357        PERF_HPP__SAMPLES,
 358        PERF_HPP__PERIOD,
 359
 360        PERF_HPP__MAX_INDEX
 361};
 362
 363void perf_hpp__init(void);
 364void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
 365void perf_hpp__cancel_cumulate(void);
 366void perf_hpp__setup_output_field(struct perf_hpp_list *list);
 367void perf_hpp__reset_output_field(struct perf_hpp_list *list);
 368void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
 369int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
 370                                  struct perf_evlist *evlist);
 371
 372
 373bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
 374bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
 375bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
 376bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
 377bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
 378bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
 379bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
 380bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
 381bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
 382bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
 383
 384struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
 385
 386int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
 387
 388static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
 389                                         struct hists *hists)
 390{
 391        if (format->elide)
 392                return true;
 393
 394        if (perf_hpp__is_dynamic_entry(format) &&
 395            !perf_hpp__defined_dynamic_entry(format, hists))
 396                return true;
 397
 398        return false;
 399}
 400
 401void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
 402void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
 403void perf_hpp__set_user_width(const char *width_list_str);
 404void hists__reset_column_width(struct hists *hists);
 405
 406typedef u64 (*hpp_field_fn)(struct hist_entry *he);
 407typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
 408typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
 409
 410int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 411             struct hist_entry *he, hpp_field_fn get_field,
 412             const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
 413int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 414                 struct hist_entry *he, hpp_field_fn get_field,
 415                 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
 416
 417static inline void advance_hpp(struct perf_hpp *hpp, int inc)
 418{
 419        hpp->buf  += inc;
 420        hpp->size -= inc;
 421}
 422
 423static inline size_t perf_hpp__use_color(void)
 424{
 425        return !symbol_conf.field_sep;
 426}
 427
 428static inline size_t perf_hpp__color_overhead(void)
 429{
 430        return perf_hpp__use_color() ?
 431               (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
 432               : 0;
 433}
 434
 435struct perf_evlist;
 436
 437struct hist_browser_timer {
 438        void (*timer)(void *arg);
 439        void *arg;
 440        int refresh;
 441};
 442
 443struct annotation_options;
 444struct res_sample;
 445
 446enum rstype {
 447        A_NORMAL,
 448        A_ASM,
 449        A_SOURCE
 450};
 451
 452#ifdef HAVE_SLANG_SUPPORT
 453#include "../ui/keysyms.h"
 454void attr_to_script(char *buf, struct perf_event_attr *attr);
 455
 456int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
 457                             struct hist_browser_timer *hbt,
 458                             struct annotation_options *annotation_opts);
 459
 460int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
 461                             struct hist_browser_timer *hbt,
 462                             struct annotation_options *annotation_opts);
 463
 464int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
 465                                  struct hist_browser_timer *hbt,
 466                                  float min_pcnt,
 467                                  struct perf_env *env,
 468                                  bool warn_lost_event,
 469                                  struct annotation_options *annotation_options);
 470
 471int script_browse(const char *script_opt, struct perf_evsel *evsel);
 472
 473void run_script(char *cmd);
 474int res_sample_browse(struct res_sample *res_samples, int num_res,
 475                      struct perf_evsel *evsel, enum rstype rstype);
 476void res_sample_init(void);
 477#else
 478static inline
 479int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
 480                                  const char *help __maybe_unused,
 481                                  struct hist_browser_timer *hbt __maybe_unused,
 482                                  float min_pcnt __maybe_unused,
 483                                  struct perf_env *env __maybe_unused,
 484                                  bool warn_lost_event __maybe_unused,
 485                                  struct annotation_options *annotation_options __maybe_unused)
 486{
 487        return 0;
 488}
 489static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
 490                                           struct perf_evsel *evsel __maybe_unused,
 491                                           struct hist_browser_timer *hbt __maybe_unused,
 492                                           struct annotation_options *annotation_options __maybe_unused)
 493{
 494        return 0;
 495}
 496
 497static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
 498                                           struct perf_evsel *evsel __maybe_unused,
 499                                           struct hist_browser_timer *hbt __maybe_unused,
 500                                           struct annotation_options *annotation_opts __maybe_unused)
 501{
 502        return 0;
 503}
 504
 505static inline int script_browse(const char *script_opt __maybe_unused,
 506                                struct perf_evsel *evsel __maybe_unused)
 507{
 508        return 0;
 509}
 510
 511static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
 512                                    int num_res __maybe_unused,
 513                                    struct perf_evsel *evsel __maybe_unused,
 514                                    enum rstype rstype __maybe_unused)
 515{
 516        return 0;
 517}
 518
 519static inline void res_sample_init(void) {}
 520
 521#define K_LEFT  -1000
 522#define K_RIGHT -2000
 523#define K_SWITCH_INPUT_DATA -3000
 524#endif
 525
 526unsigned int hists__sort_list_width(struct hists *hists);
 527unsigned int hists__overhead_width(struct hists *hists);
 528
 529void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
 530                          struct perf_sample *sample, bool nonany_branch_mode);
 531
 532struct option;
 533int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
 534int perf_hist_config(const char *var, const char *value);
 535
 536void perf_hpp_list__init(struct perf_hpp_list *list);
 537
 538enum hierarchy_move_dir {
 539        HMD_NORMAL,
 540        HMD_FORCE_SIBLING,
 541        HMD_FORCE_CHILD,
 542};
 543
 544struct rb_node *rb_hierarchy_last(struct rb_node *node);
 545struct rb_node *__rb_hierarchy_next(struct rb_node *node,
 546                                    enum hierarchy_move_dir hmd);
 547struct rb_node *rb_hierarchy_prev(struct rb_node *node);
 548
 549static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
 550{
 551        return __rb_hierarchy_next(node, HMD_NORMAL);
 552}
 553
 554#define HIERARCHY_INDENT  3
 555
 556bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
 557int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
 558int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
 559int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
 560                           struct perf_hpp_list *hpp_list);
 561int hists__fprintf_headers(struct hists *hists, FILE *fp);
 562int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
 563
 564static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
 565{
 566        return __hists__scnprintf_title(hists, bf, size, true);
 567}
 568
 569#endif  /* __PERF_HIST_H */
 570