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