tools/perf/util/hist.h

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