xref: /openbmc/linux/tools/perf/util/hist.h (revision 5c816641)
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_NR_COLS, /* Last entry */
81 };
82 
83 struct thread;
84 struct dso;
85 
86 struct hists {
87 	struct rb_root_cached	entries_in_array[2];
88 	struct rb_root_cached	*entries_in;
89 	struct rb_root_cached	entries;
90 	struct rb_root_cached	entries_collapsed;
91 	u64			nr_entries;
92 	u64			nr_non_filtered_entries;
93 	u64			callchain_period;
94 	u64			callchain_non_filtered_period;
95 	struct thread		*thread_filter;
96 	const struct dso	*dso_filter;
97 	const char		*uid_filter_str;
98 	const char		*symbol_filter_str;
99 	pthread_mutex_t		lock;
100 	struct hists_stats	stats;
101 	u64			event_stream;
102 	u16			col_len[HISTC_NR_COLS];
103 	bool			has_callchains;
104 	int			socket_filter;
105 	struct perf_hpp_list	*hpp_list;
106 	struct list_head	hpp_formats;
107 	int			nr_hpp_node;
108 };
109 
110 #define hists__has(__h, __f) (__h)->hpp_list->__f
111 
112 struct hist_entry_iter;
113 
114 struct hist_iter_ops {
115 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
116 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
117 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
118 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
119 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
120 };
121 
122 struct hist_entry_iter {
123 	int total;
124 	int curr;
125 
126 	bool hide_unresolved;
127 
128 	struct evsel *evsel;
129 	struct perf_sample *sample;
130 	struct hist_entry *he;
131 	struct symbol *parent;
132 	void *priv;
133 
134 	const struct hist_iter_ops *ops;
135 	/* user-defined callback function (optional) */
136 	int (*add_entry_cb)(struct hist_entry_iter *iter,
137 			    struct addr_location *al, bool single, void *arg);
138 };
139 
140 extern const struct hist_iter_ops hist_iter_normal;
141 extern const struct hist_iter_ops hist_iter_branch;
142 extern const struct hist_iter_ops hist_iter_mem;
143 extern const struct hist_iter_ops hist_iter_cumulative;
144 
145 struct hist_entry *hists__add_entry(struct hists *hists,
146 				    struct addr_location *al,
147 				    struct symbol *parent,
148 				    struct branch_info *bi,
149 				    struct mem_info *mi,
150 				    struct perf_sample *sample,
151 				    bool sample_self);
152 
153 struct hist_entry *hists__add_entry_ops(struct hists *hists,
154 					struct hist_entry_ops *ops,
155 					struct addr_location *al,
156 					struct symbol *sym_parent,
157 					struct branch_info *bi,
158 					struct mem_info *mi,
159 					struct perf_sample *sample,
160 					bool sample_self);
161 
162 struct hist_entry *hists__add_entry_block(struct hists *hists,
163 					  struct addr_location *al,
164 					  struct block_info *bi);
165 
166 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
167 			 int max_stack_depth, void *arg);
168 
169 struct perf_hpp;
170 struct perf_hpp_fmt;
171 
172 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
173 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
174 int hist_entry__transaction_len(void);
175 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
176 			      struct hists *hists);
177 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
178 				   struct perf_hpp_fmt *fmt, int printed);
179 void hist_entry__delete(struct hist_entry *he);
180 
181 typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
182 
183 void evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
184 			     hists__resort_cb_t cb, void *cb_arg);
185 void evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
186 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
187 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
188 			     hists__resort_cb_t cb);
189 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
190 
191 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
192 void hists__delete_entries(struct hists *hists);
193 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
194 
195 struct hist_entry *hists__get_entry(struct hists *hists, int idx);
196 
197 u64 hists__total_period(struct hists *hists);
198 void hists__reset_stats(struct hists *hists);
199 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
200 void hists__inc_nr_events(struct hists *hists);
201 void hists__inc_nr_samples(struct hists *hists, bool filtered);
202 
203 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
204 		      int max_cols, float min_pcnt, FILE *fp,
205 		      bool ignore_callchains);
206 size_t evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp,
207 				 bool skip_empty);
208 
209 void hists__filter_by_dso(struct hists *hists);
210 void hists__filter_by_thread(struct hists *hists);
211 void hists__filter_by_symbol(struct hists *hists);
212 void hists__filter_by_socket(struct hists *hists);
213 
214 static inline bool hists__has_filter(struct hists *hists)
215 {
216 	return hists->thread_filter || hists->dso_filter ||
217 		hists->symbol_filter_str || (hists->socket_filter > -1);
218 }
219 
220 u16 hists__col_len(struct hists *hists, enum hist_column col);
221 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
222 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
223 void hists__reset_col_len(struct hists *hists);
224 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
225 
226 void hists__match(struct hists *leader, struct hists *other);
227 int hists__link(struct hists *leader, struct hists *other);
228 int hists__unlink(struct hists *hists);
229 
230 struct hists_evsel {
231 	struct evsel evsel;
232 	struct hists	  hists;
233 };
234 
235 static inline struct evsel *hists_to_evsel(struct hists *hists)
236 {
237 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
238 	return &hevsel->evsel;
239 }
240 
241 static inline struct hists *evsel__hists(struct evsel *evsel)
242 {
243 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
244 	return &hevsel->hists;
245 }
246 
247 static __pure inline bool hists__has_callchains(struct hists *hists)
248 {
249 	return hists->has_callchains;
250 }
251 
252 int hists__init(void);
253 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
254 
255 struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
256 
257 struct perf_hpp {
258 	char *buf;
259 	size_t size;
260 	const char *sep;
261 	void *ptr;
262 	bool skip;
263 };
264 
265 struct perf_hpp_fmt {
266 	const char *name;
267 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
268 		      struct hists *hists, int line, int *span);
269 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
270 		     struct hists *hists);
271 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
272 		     struct hist_entry *he);
273 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
274 		     struct hist_entry *he);
275 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
276 		       struct hist_entry *a, struct hist_entry *b);
277 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
278 			    struct hist_entry *a, struct hist_entry *b);
279 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
280 			struct hist_entry *a, struct hist_entry *b);
281 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
282 	void (*free)(struct perf_hpp_fmt *fmt);
283 
284 	struct list_head list;
285 	struct list_head sort_list;
286 	bool elide;
287 	int len;
288 	int user_len;
289 	int idx;
290 	int level;
291 };
292 
293 struct perf_hpp_list {
294 	struct list_head fields;
295 	struct list_head sorts;
296 
297 	int nr_header_lines;
298 	int need_collapse;
299 	int parent;
300 	int sym;
301 	int dso;
302 	int socket;
303 	int thread;
304 	int comm;
305 };
306 
307 extern struct perf_hpp_list perf_hpp_list;
308 
309 struct perf_hpp_list_node {
310 	struct list_head	list;
311 	struct perf_hpp_list	hpp;
312 	int			level;
313 	bool			skip;
314 };
315 
316 void perf_hpp_list__column_register(struct perf_hpp_list *list,
317 				    struct perf_hpp_fmt *format);
318 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
319 					struct perf_hpp_fmt *format);
320 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
321 				       struct perf_hpp_fmt *format);
322 
323 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
324 {
325 	perf_hpp_list__column_register(&perf_hpp_list, format);
326 }
327 
328 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
329 {
330 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
331 }
332 
333 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
334 {
335 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
336 }
337 
338 #define perf_hpp_list__for_each_format(_list, format) \
339 	list_for_each_entry(format, &(_list)->fields, list)
340 
341 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
342 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
343 
344 #define perf_hpp_list__for_each_sort_list(_list, format) \
345 	list_for_each_entry(format, &(_list)->sorts, sort_list)
346 
347 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
348 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
349 
350 #define hists__for_each_format(hists, format) \
351 	perf_hpp_list__for_each_format((hists)->hpp_list, format)
352 
353 #define hists__for_each_sort_list(hists, format) \
354 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, format)
355 
356 extern struct perf_hpp_fmt perf_hpp__format[];
357 
358 enum {
359 	/* Matches perf_hpp__format array. */
360 	PERF_HPP__OVERHEAD,
361 	PERF_HPP__OVERHEAD_SYS,
362 	PERF_HPP__OVERHEAD_US,
363 	PERF_HPP__OVERHEAD_GUEST_SYS,
364 	PERF_HPP__OVERHEAD_GUEST_US,
365 	PERF_HPP__OVERHEAD_ACC,
366 	PERF_HPP__SAMPLES,
367 	PERF_HPP__PERIOD,
368 
369 	PERF_HPP__MAX_INDEX
370 };
371 
372 void perf_hpp__init(void);
373 void perf_hpp__cancel_cumulate(void);
374 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
375 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
376 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
377 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
378 				  struct evlist *evlist);
379 
380 
381 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
382 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
383 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
384 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
385 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
386 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
387 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
388 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
389 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
390 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
391 
392 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
393 
394 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
395 
396 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
397 					 struct hists *hists)
398 {
399 	if (format->elide)
400 		return true;
401 
402 	if (perf_hpp__is_dynamic_entry(format) &&
403 	    !perf_hpp__defined_dynamic_entry(format, hists))
404 		return true;
405 
406 	return false;
407 }
408 
409 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
410 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
411 void perf_hpp__set_user_width(const char *width_list_str);
412 void hists__reset_column_width(struct hists *hists);
413 
414 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
415 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
416 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
417 
418 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
419 	     struct hist_entry *he, hpp_field_fn get_field,
420 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
421 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
422 		 struct hist_entry *he, hpp_field_fn get_field,
423 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
424 
425 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
426 {
427 	hpp->buf  += inc;
428 	hpp->size -= inc;
429 }
430 
431 static inline size_t perf_hpp__use_color(void)
432 {
433 	return !symbol_conf.field_sep;
434 }
435 
436 static inline size_t perf_hpp__color_overhead(void)
437 {
438 	return perf_hpp__use_color() ?
439 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
440 	       : 0;
441 }
442 
443 struct evlist;
444 
445 struct hist_browser_timer {
446 	void (*timer)(void *arg);
447 	void *arg;
448 	int refresh;
449 };
450 
451 struct annotation_options;
452 struct res_sample;
453 
454 enum rstype {
455 	A_NORMAL,
456 	A_ASM,
457 	A_SOURCE
458 };
459 
460 struct block_hist;
461 
462 #ifdef HAVE_SLANG_SUPPORT
463 #include "../ui/keysyms.h"
464 void attr_to_script(char *buf, struct perf_event_attr *attr);
465 
466 int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
467 			     struct hist_browser_timer *hbt,
468 			     struct annotation_options *annotation_opts);
469 
470 int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
471 			     struct hist_browser_timer *hbt,
472 			     struct annotation_options *annotation_opts);
473 
474 int evlist__tui_browse_hists(struct evlist *evlist, const char *help, struct hist_browser_timer *hbt,
475 			     float min_pcnt, struct perf_env *env, bool warn_lost_event,
476 			     struct annotation_options *annotation_options);
477 
478 int script_browse(const char *script_opt, struct evsel *evsel);
479 
480 void run_script(char *cmd);
481 int res_sample_browse(struct res_sample *res_samples, int num_res,
482 		      struct evsel *evsel, enum rstype rstype);
483 void res_sample_init(void);
484 
485 int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
486 			   float min_percent, struct perf_env *env,
487 			   struct annotation_options *annotation_opts);
488 #else
489 static inline
490 int evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
491 			     const char *help __maybe_unused,
492 			     struct hist_browser_timer *hbt __maybe_unused,
493 			     float min_pcnt __maybe_unused,
494 			     struct perf_env *env __maybe_unused,
495 			     bool warn_lost_event __maybe_unused,
496 			     struct annotation_options *annotation_options __maybe_unused)
497 {
498 	return 0;
499 }
500 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
501 					   struct evsel *evsel __maybe_unused,
502 					   struct hist_browser_timer *hbt __maybe_unused,
503 					   struct annotation_options *annotation_options __maybe_unused)
504 {
505 	return 0;
506 }
507 
508 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
509 					   struct evsel *evsel __maybe_unused,
510 					   struct hist_browser_timer *hbt __maybe_unused,
511 					   struct annotation_options *annotation_opts __maybe_unused)
512 {
513 	return 0;
514 }
515 
516 static inline int script_browse(const char *script_opt __maybe_unused,
517 				struct evsel *evsel __maybe_unused)
518 {
519 	return 0;
520 }
521 
522 static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
523 				    int num_res __maybe_unused,
524 				    struct evsel *evsel __maybe_unused,
525 				    enum rstype rstype __maybe_unused)
526 {
527 	return 0;
528 }
529 
530 static inline void res_sample_init(void) {}
531 
532 static inline int block_hists_tui_browse(struct block_hist *bh __maybe_unused,
533 					 struct evsel *evsel __maybe_unused,
534 					 float min_percent __maybe_unused,
535 					 struct perf_env *env __maybe_unused,
536 					 struct annotation_options *annotation_opts __maybe_unused)
537 {
538 	return 0;
539 }
540 
541 #define K_LEFT  -1000
542 #define K_RIGHT -2000
543 #define K_SWITCH_INPUT_DATA -3000
544 #define K_RELOAD -4000
545 #endif
546 
547 unsigned int hists__sort_list_width(struct hists *hists);
548 unsigned int hists__overhead_width(struct hists *hists);
549 
550 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
551 			  struct perf_sample *sample, bool nonany_branch_mode,
552 			  u64 *total_cycles);
553 
554 struct option;
555 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
556 int perf_hist_config(const char *var, const char *value);
557 
558 void perf_hpp_list__init(struct perf_hpp_list *list);
559 
560 enum hierarchy_move_dir {
561 	HMD_NORMAL,
562 	HMD_FORCE_SIBLING,
563 	HMD_FORCE_CHILD,
564 };
565 
566 struct rb_node *rb_hierarchy_last(struct rb_node *node);
567 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
568 				    enum hierarchy_move_dir hmd);
569 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
570 
571 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
572 {
573 	return __rb_hierarchy_next(node, HMD_NORMAL);
574 }
575 
576 #define HIERARCHY_INDENT  3
577 
578 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
579 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
580 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
581 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
582 			   struct perf_hpp_list *hpp_list);
583 int hists__fprintf_headers(struct hists *hists, FILE *fp);
584 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
585 
586 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
587 {
588 	return __hists__scnprintf_title(hists, bf, size, true);
589 }
590 
591 #endif	/* __PERF_HIST_H */
592