xref: /openbmc/linux/tools/perf/util/hist.h (revision f71a261a)
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 "color.h"
10 #include "events_stats.h"
11 
12 struct hist_entry;
13 struct hist_entry_ops;
14 struct addr_location;
15 struct map_symbol;
16 struct mem_info;
17 struct branch_info;
18 struct branch_stack;
19 struct block_info;
20 struct symbol;
21 struct ui_progress;
22 
23 enum hist_filter {
24 	HIST_FILTER__DSO,
25 	HIST_FILTER__THREAD,
26 	HIST_FILTER__PARENT,
27 	HIST_FILTER__SYMBOL,
28 	HIST_FILTER__GUEST,
29 	HIST_FILTER__HOST,
30 	HIST_FILTER__SOCKET,
31 	HIST_FILTER__C2C,
32 };
33 
34 enum hist_column {
35 	HISTC_SYMBOL,
36 	HISTC_TIME,
37 	HISTC_DSO,
38 	HISTC_THREAD,
39 	HISTC_COMM,
40 	HISTC_CGROUP_ID,
41 	HISTC_CGROUP,
42 	HISTC_PARENT,
43 	HISTC_CPU,
44 	HISTC_SOCKET,
45 	HISTC_SRCLINE,
46 	HISTC_SRCFILE,
47 	HISTC_MISPREDICT,
48 	HISTC_IN_TX,
49 	HISTC_ABORT,
50 	HISTC_SYMBOL_FROM,
51 	HISTC_SYMBOL_TO,
52 	HISTC_DSO_FROM,
53 	HISTC_DSO_TO,
54 	HISTC_LOCAL_WEIGHT,
55 	HISTC_GLOBAL_WEIGHT,
56 	HISTC_CODE_PAGE_SIZE,
57 	HISTC_MEM_DADDR_SYMBOL,
58 	HISTC_MEM_DADDR_DSO,
59 	HISTC_MEM_PHYS_DADDR,
60 	HISTC_MEM_DATA_PAGE_SIZE,
61 	HISTC_MEM_LOCKED,
62 	HISTC_MEM_TLB,
63 	HISTC_MEM_LVL,
64 	HISTC_MEM_SNOOP,
65 	HISTC_MEM_DCACHELINE,
66 	HISTC_MEM_IADDR_SYMBOL,
67 	HISTC_TRANSACTION,
68 	HISTC_CYCLES,
69 	HISTC_SRCLINE_FROM,
70 	HISTC_SRCLINE_TO,
71 	HISTC_TRACE,
72 	HISTC_SYM_SIZE,
73 	HISTC_DSO_SIZE,
74 	HISTC_SYMBOL_IPC,
75 	HISTC_MEM_BLOCKED,
76 	HISTC_LOCAL_INS_LAT,
77 	HISTC_GLOBAL_INS_LAT,
78 	HISTC_LOCAL_P_STAGE_CYC,
79 	HISTC_GLOBAL_P_STAGE_CYC,
80 	HISTC_ADDR_FROM,
81 	HISTC_ADDR_TO,
82 	HISTC_NR_COLS, /* Last entry */
83 };
84 
85 struct thread;
86 struct dso;
87 
88 struct hists {
89 	struct rb_root_cached	entries_in_array[2];
90 	struct rb_root_cached	*entries_in;
91 	struct rb_root_cached	entries;
92 	struct rb_root_cached	entries_collapsed;
93 	u64			nr_entries;
94 	u64			nr_non_filtered_entries;
95 	u64			callchain_period;
96 	u64			callchain_non_filtered_period;
97 	struct thread		*thread_filter;
98 	const struct dso	*dso_filter;
99 	const char		*uid_filter_str;
100 	const char		*symbol_filter_str;
101 	pthread_mutex_t		lock;
102 	struct hists_stats	stats;
103 	u64			event_stream;
104 	u16			col_len[HISTC_NR_COLS];
105 	bool			has_callchains;
106 	int			socket_filter;
107 	struct perf_hpp_list	*hpp_list;
108 	struct list_head	hpp_formats;
109 	int			nr_hpp_node;
110 };
111 
112 #define hists__has(__h, __f) (__h)->hpp_list->__f
113 
114 struct hist_entry_iter;
115 
116 struct hist_iter_ops {
117 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
118 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
119 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
120 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
121 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
122 };
123 
124 struct hist_entry_iter {
125 	int total;
126 	int curr;
127 
128 	bool hide_unresolved;
129 
130 	struct evsel *evsel;
131 	struct perf_sample *sample;
132 	struct hist_entry *he;
133 	struct symbol *parent;
134 	void *priv;
135 
136 	const struct hist_iter_ops *ops;
137 	/* user-defined callback function (optional) */
138 	int (*add_entry_cb)(struct hist_entry_iter *iter,
139 			    struct addr_location *al, bool single, void *arg);
140 };
141 
142 extern const struct hist_iter_ops hist_iter_normal;
143 extern const struct hist_iter_ops hist_iter_branch;
144 extern const struct hist_iter_ops hist_iter_mem;
145 extern const struct hist_iter_ops hist_iter_cumulative;
146 
147 struct hist_entry *hists__add_entry(struct hists *hists,
148 				    struct addr_location *al,
149 				    struct symbol *parent,
150 				    struct branch_info *bi,
151 				    struct mem_info *mi,
152 				    struct perf_sample *sample,
153 				    bool sample_self);
154 
155 struct hist_entry *hists__add_entry_ops(struct hists *hists,
156 					struct hist_entry_ops *ops,
157 					struct addr_location *al,
158 					struct symbol *sym_parent,
159 					struct branch_info *bi,
160 					struct mem_info *mi,
161 					struct perf_sample *sample,
162 					bool sample_self);
163 
164 struct hist_entry *hists__add_entry_block(struct hists *hists,
165 					  struct addr_location *al,
166 					  struct block_info *bi);
167 
168 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
169 			 int max_stack_depth, void *arg);
170 
171 struct perf_hpp;
172 struct perf_hpp_fmt;
173 
174 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
175 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
176 int hist_entry__transaction_len(void);
177 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
178 			      struct hists *hists);
179 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
180 				   struct perf_hpp_fmt *fmt, int printed);
181 void hist_entry__delete(struct hist_entry *he);
182 
183 typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
184 
185 void evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
186 			     hists__resort_cb_t cb, void *cb_arg);
187 void evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
188 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
189 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
190 			     hists__resort_cb_t cb);
191 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
192 
193 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
194 void hists__delete_entries(struct hists *hists);
195 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
196 
197 struct hist_entry *hists__get_entry(struct hists *hists, int idx);
198 
199 u64 hists__total_period(struct hists *hists);
200 void hists__reset_stats(struct hists *hists);
201 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
202 void hists__inc_nr_events(struct hists *hists);
203 void hists__inc_nr_samples(struct hists *hists, bool filtered);
204 
205 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
206 		      int max_cols, float min_pcnt, FILE *fp,
207 		      bool ignore_callchains);
208 size_t evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp,
209 				 bool skip_empty);
210 
211 void hists__filter_by_dso(struct hists *hists);
212 void hists__filter_by_thread(struct hists *hists);
213 void hists__filter_by_symbol(struct hists *hists);
214 void hists__filter_by_socket(struct hists *hists);
215 
216 static inline bool hists__has_filter(struct hists *hists)
217 {
218 	return hists->thread_filter || hists->dso_filter ||
219 		hists->symbol_filter_str || (hists->socket_filter > -1);
220 }
221 
222 u16 hists__col_len(struct hists *hists, enum hist_column col);
223 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
224 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
225 void hists__reset_col_len(struct hists *hists);
226 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
227 
228 void hists__match(struct hists *leader, struct hists *other);
229 int hists__link(struct hists *leader, struct hists *other);
230 int hists__unlink(struct hists *hists);
231 
232 struct hists_evsel {
233 	struct evsel evsel;
234 	struct hists	  hists;
235 };
236 
237 static inline struct evsel *hists_to_evsel(struct hists *hists)
238 {
239 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
240 	return &hevsel->evsel;
241 }
242 
243 static inline struct hists *evsel__hists(struct evsel *evsel)
244 {
245 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
246 	return &hevsel->hists;
247 }
248 
249 static __pure inline bool hists__has_callchains(struct hists *hists)
250 {
251 	return hists->has_callchains;
252 }
253 
254 int hists__init(void);
255 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
256 
257 struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
258 
259 struct perf_hpp {
260 	char *buf;
261 	size_t size;
262 	const char *sep;
263 	void *ptr;
264 	bool skip;
265 };
266 
267 struct perf_hpp_fmt {
268 	const char *name;
269 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
270 		      struct hists *hists, int line, int *span);
271 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
272 		     struct hists *hists);
273 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
274 		     struct hist_entry *he);
275 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
276 		     struct hist_entry *he);
277 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
278 		       struct hist_entry *a, struct hist_entry *b);
279 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
280 			    struct hist_entry *a, struct hist_entry *b);
281 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
282 			struct hist_entry *a, struct hist_entry *b);
283 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
284 	void (*free)(struct perf_hpp_fmt *fmt);
285 
286 	struct list_head list;
287 	struct list_head sort_list;
288 	bool elide;
289 	int len;
290 	int user_len;
291 	int idx;
292 	int level;
293 };
294 
295 struct perf_hpp_list {
296 	struct list_head fields;
297 	struct list_head sorts;
298 
299 	int nr_header_lines;
300 	int need_collapse;
301 	int parent;
302 	int sym;
303 	int dso;
304 	int socket;
305 	int thread;
306 	int comm;
307 };
308 
309 extern struct perf_hpp_list perf_hpp_list;
310 
311 struct perf_hpp_list_node {
312 	struct list_head	list;
313 	struct perf_hpp_list	hpp;
314 	int			level;
315 	bool			skip;
316 };
317 
318 void perf_hpp_list__column_register(struct perf_hpp_list *list,
319 				    struct perf_hpp_fmt *format);
320 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
321 					struct perf_hpp_fmt *format);
322 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
323 				       struct perf_hpp_fmt *format);
324 
325 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
326 {
327 	perf_hpp_list__column_register(&perf_hpp_list, format);
328 }
329 
330 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
331 {
332 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
333 }
334 
335 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
336 {
337 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
338 }
339 
340 #define perf_hpp_list__for_each_format(_list, format) \
341 	list_for_each_entry(format, &(_list)->fields, list)
342 
343 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
344 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
345 
346 #define perf_hpp_list__for_each_sort_list(_list, format) \
347 	list_for_each_entry(format, &(_list)->sorts, sort_list)
348 
349 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
350 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
351 
352 #define hists__for_each_format(hists, format) \
353 	perf_hpp_list__for_each_format((hists)->hpp_list, format)
354 
355 #define hists__for_each_sort_list(hists, format) \
356 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, format)
357 
358 extern struct perf_hpp_fmt perf_hpp__format[];
359 
360 enum {
361 	/* Matches perf_hpp__format array. */
362 	PERF_HPP__OVERHEAD,
363 	PERF_HPP__OVERHEAD_SYS,
364 	PERF_HPP__OVERHEAD_US,
365 	PERF_HPP__OVERHEAD_GUEST_SYS,
366 	PERF_HPP__OVERHEAD_GUEST_US,
367 	PERF_HPP__OVERHEAD_ACC,
368 	PERF_HPP__SAMPLES,
369 	PERF_HPP__PERIOD,
370 
371 	PERF_HPP__MAX_INDEX
372 };
373 
374 void perf_hpp__init(void);
375 void perf_hpp__cancel_cumulate(void);
376 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
377 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
378 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
379 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
380 				  struct evlist *evlist);
381 
382 
383 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
384 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
385 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
386 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
387 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
388 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
389 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
390 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
391 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
392 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
393 
394 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
395 
396 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
397 
398 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
399 					 struct hists *hists)
400 {
401 	if (format->elide)
402 		return true;
403 
404 	if (perf_hpp__is_dynamic_entry(format) &&
405 	    !perf_hpp__defined_dynamic_entry(format, hists))
406 		return true;
407 
408 	return false;
409 }
410 
411 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
412 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
413 void perf_hpp__set_user_width(const char *width_list_str);
414 void hists__reset_column_width(struct hists *hists);
415 
416 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
417 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
418 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
419 
420 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
421 	     struct hist_entry *he, hpp_field_fn get_field,
422 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
423 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
424 		 struct hist_entry *he, hpp_field_fn get_field,
425 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
426 
427 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
428 {
429 	hpp->buf  += inc;
430 	hpp->size -= inc;
431 }
432 
433 static inline size_t perf_hpp__use_color(void)
434 {
435 	return !symbol_conf.field_sep;
436 }
437 
438 static inline size_t perf_hpp__color_overhead(void)
439 {
440 	return perf_hpp__use_color() ?
441 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
442 	       : 0;
443 }
444 
445 struct evlist;
446 
447 struct hist_browser_timer {
448 	void (*timer)(void *arg);
449 	void *arg;
450 	int refresh;
451 };
452 
453 struct annotation_options;
454 struct res_sample;
455 
456 enum rstype {
457 	A_NORMAL,
458 	A_ASM,
459 	A_SOURCE
460 };
461 
462 struct block_hist;
463 
464 #ifdef HAVE_SLANG_SUPPORT
465 #include "../ui/keysyms.h"
466 void attr_to_script(char *buf, struct perf_event_attr *attr);
467 
468 int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
469 			     struct hist_browser_timer *hbt,
470 			     struct annotation_options *annotation_opts);
471 
472 int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
473 			     struct hist_browser_timer *hbt,
474 			     struct annotation_options *annotation_opts);
475 
476 int evlist__tui_browse_hists(struct evlist *evlist, const char *help, struct hist_browser_timer *hbt,
477 			     float min_pcnt, struct perf_env *env, bool warn_lost_event,
478 			     struct annotation_options *annotation_options);
479 
480 int script_browse(const char *script_opt, struct evsel *evsel);
481 
482 void run_script(char *cmd);
483 int res_sample_browse(struct res_sample *res_samples, int num_res,
484 		      struct evsel *evsel, enum rstype rstype);
485 void res_sample_init(void);
486 
487 int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
488 			   float min_percent, struct perf_env *env,
489 			   struct annotation_options *annotation_opts);
490 #else
491 static inline
492 int evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
493 			     const char *help __maybe_unused,
494 			     struct hist_browser_timer *hbt __maybe_unused,
495 			     float min_pcnt __maybe_unused,
496 			     struct perf_env *env __maybe_unused,
497 			     bool warn_lost_event __maybe_unused,
498 			     struct annotation_options *annotation_options __maybe_unused)
499 {
500 	return 0;
501 }
502 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
503 					   struct evsel *evsel __maybe_unused,
504 					   struct hist_browser_timer *hbt __maybe_unused,
505 					   struct annotation_options *annotation_options __maybe_unused)
506 {
507 	return 0;
508 }
509 
510 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
511 					   struct evsel *evsel __maybe_unused,
512 					   struct hist_browser_timer *hbt __maybe_unused,
513 					   struct annotation_options *annotation_opts __maybe_unused)
514 {
515 	return 0;
516 }
517 
518 static inline int script_browse(const char *script_opt __maybe_unused,
519 				struct evsel *evsel __maybe_unused)
520 {
521 	return 0;
522 }
523 
524 static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
525 				    int num_res __maybe_unused,
526 				    struct evsel *evsel __maybe_unused,
527 				    enum rstype rstype __maybe_unused)
528 {
529 	return 0;
530 }
531 
532 static inline void res_sample_init(void) {}
533 
534 static inline int block_hists_tui_browse(struct block_hist *bh __maybe_unused,
535 					 struct evsel *evsel __maybe_unused,
536 					 float min_percent __maybe_unused,
537 					 struct perf_env *env __maybe_unused,
538 					 struct annotation_options *annotation_opts __maybe_unused)
539 {
540 	return 0;
541 }
542 
543 #define K_LEFT  -1000
544 #define K_RIGHT -2000
545 #define K_SWITCH_INPUT_DATA -3000
546 #define K_RELOAD -4000
547 #endif
548 
549 unsigned int hists__sort_list_width(struct hists *hists);
550 unsigned int hists__overhead_width(struct hists *hists);
551 
552 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
553 			  struct perf_sample *sample, bool nonany_branch_mode,
554 			  u64 *total_cycles);
555 
556 struct option;
557 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
558 int perf_hist_config(const char *var, const char *value);
559 
560 void perf_hpp_list__init(struct perf_hpp_list *list);
561 
562 enum hierarchy_move_dir {
563 	HMD_NORMAL,
564 	HMD_FORCE_SIBLING,
565 	HMD_FORCE_CHILD,
566 };
567 
568 struct rb_node *rb_hierarchy_last(struct rb_node *node);
569 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
570 				    enum hierarchy_move_dir hmd);
571 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
572 
573 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
574 {
575 	return __rb_hierarchy_next(node, HMD_NORMAL);
576 }
577 
578 #define HIERARCHY_INDENT  3
579 
580 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
581 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
582 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
583 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
584 			   struct perf_hpp_list *hpp_list);
585 int hists__fprintf_headers(struct hists *hists, FILE *fp);
586 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
587 
588 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
589 {
590 	return __hists__scnprintf_title(hists, bf, size, true);
591 }
592 
593 #endif	/* __PERF_HIST_H */
594