xref: /openbmc/linux/tools/perf/util/hist.h (revision 0b26ca68)
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_MEM_DADDR_SYMBOL,
57 	HISTC_MEM_DADDR_DSO,
58 	HISTC_MEM_PHYS_DADDR,
59 	HISTC_MEM_DATA_PAGE_SIZE,
60 	HISTC_MEM_LOCKED,
61 	HISTC_MEM_TLB,
62 	HISTC_MEM_LVL,
63 	HISTC_MEM_SNOOP,
64 	HISTC_MEM_DCACHELINE,
65 	HISTC_MEM_IADDR_SYMBOL,
66 	HISTC_TRANSACTION,
67 	HISTC_CYCLES,
68 	HISTC_SRCLINE_FROM,
69 	HISTC_SRCLINE_TO,
70 	HISTC_TRACE,
71 	HISTC_SYM_SIZE,
72 	HISTC_DSO_SIZE,
73 	HISTC_SYMBOL_IPC,
74 	HISTC_NR_COLS, /* Last entry */
75 };
76 
77 struct thread;
78 struct dso;
79 
80 struct hists {
81 	struct rb_root_cached	entries_in_array[2];
82 	struct rb_root_cached	*entries_in;
83 	struct rb_root_cached	entries;
84 	struct rb_root_cached	entries_collapsed;
85 	u64			nr_entries;
86 	u64			nr_non_filtered_entries;
87 	u64			callchain_period;
88 	u64			callchain_non_filtered_period;
89 	struct thread		*thread_filter;
90 	const struct dso	*dso_filter;
91 	const char		*uid_filter_str;
92 	const char		*symbol_filter_str;
93 	pthread_mutex_t		lock;
94 	struct events_stats	stats;
95 	u64			event_stream;
96 	u16			col_len[HISTC_NR_COLS];
97 	bool			has_callchains;
98 	int			socket_filter;
99 	struct perf_hpp_list	*hpp_list;
100 	struct list_head	hpp_formats;
101 	int			nr_hpp_node;
102 };
103 
104 #define hists__has(__h, __f) (__h)->hpp_list->__f
105 
106 struct hist_entry_iter;
107 
108 struct hist_iter_ops {
109 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
110 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
111 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
112 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
113 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
114 };
115 
116 struct hist_entry_iter {
117 	int total;
118 	int curr;
119 
120 	bool hide_unresolved;
121 
122 	struct evsel *evsel;
123 	struct perf_sample *sample;
124 	struct hist_entry *he;
125 	struct symbol *parent;
126 	void *priv;
127 
128 	const struct hist_iter_ops *ops;
129 	/* user-defined callback function (optional) */
130 	int (*add_entry_cb)(struct hist_entry_iter *iter,
131 			    struct addr_location *al, bool single, void *arg);
132 };
133 
134 extern const struct hist_iter_ops hist_iter_normal;
135 extern const struct hist_iter_ops hist_iter_branch;
136 extern const struct hist_iter_ops hist_iter_mem;
137 extern const struct hist_iter_ops hist_iter_cumulative;
138 
139 struct hist_entry *hists__add_entry(struct hists *hists,
140 				    struct addr_location *al,
141 				    struct symbol *parent,
142 				    struct branch_info *bi,
143 				    struct mem_info *mi,
144 				    struct perf_sample *sample,
145 				    bool sample_self);
146 
147 struct hist_entry *hists__add_entry_ops(struct hists *hists,
148 					struct hist_entry_ops *ops,
149 					struct addr_location *al,
150 					struct symbol *sym_parent,
151 					struct branch_info *bi,
152 					struct mem_info *mi,
153 					struct perf_sample *sample,
154 					bool sample_self);
155 
156 struct hist_entry *hists__add_entry_block(struct hists *hists,
157 					  struct addr_location *al,
158 					  struct block_info *bi);
159 
160 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
161 			 int max_stack_depth, void *arg);
162 
163 struct perf_hpp;
164 struct perf_hpp_fmt;
165 
166 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
167 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
168 int hist_entry__transaction_len(void);
169 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
170 			      struct hists *hists);
171 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
172 				   struct perf_hpp_fmt *fmt, int printed);
173 void hist_entry__delete(struct hist_entry *he);
174 
175 typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
176 
177 void evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
178 			     hists__resort_cb_t cb, void *cb_arg);
179 void evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
180 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
181 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
182 			     hists__resort_cb_t cb);
183 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
184 
185 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
186 void hists__delete_entries(struct hists *hists);
187 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
188 
189 struct hist_entry *hists__get_entry(struct hists *hists, int idx);
190 
191 u64 hists__total_period(struct hists *hists);
192 void hists__reset_stats(struct hists *hists);
193 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
194 void hists__inc_nr_events(struct hists *hists, u32 type);
195 void hists__inc_nr_samples(struct hists *hists, bool filtered);
196 
197 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
198 		      int max_cols, float min_pcnt, FILE *fp,
199 		      bool ignore_callchains);
200 size_t evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp);
201 
202 void hists__filter_by_dso(struct hists *hists);
203 void hists__filter_by_thread(struct hists *hists);
204 void hists__filter_by_symbol(struct hists *hists);
205 void hists__filter_by_socket(struct hists *hists);
206 
207 static inline bool hists__has_filter(struct hists *hists)
208 {
209 	return hists->thread_filter || hists->dso_filter ||
210 		hists->symbol_filter_str || (hists->socket_filter > -1);
211 }
212 
213 u16 hists__col_len(struct hists *hists, enum hist_column col);
214 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
215 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
216 void hists__reset_col_len(struct hists *hists);
217 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
218 
219 void hists__match(struct hists *leader, struct hists *other);
220 int hists__link(struct hists *leader, struct hists *other);
221 int hists__unlink(struct hists *hists);
222 
223 struct hists_evsel {
224 	struct evsel evsel;
225 	struct hists	  hists;
226 };
227 
228 static inline struct evsel *hists_to_evsel(struct hists *hists)
229 {
230 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
231 	return &hevsel->evsel;
232 }
233 
234 static inline struct hists *evsel__hists(struct evsel *evsel)
235 {
236 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
237 	return &hevsel->hists;
238 }
239 
240 static __pure inline bool hists__has_callchains(struct hists *hists)
241 {
242 	return hists->has_callchains;
243 }
244 
245 int hists__init(void);
246 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
247 
248 struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
249 
250 struct perf_hpp {
251 	char *buf;
252 	size_t size;
253 	const char *sep;
254 	void *ptr;
255 	bool skip;
256 };
257 
258 struct perf_hpp_fmt {
259 	const char *name;
260 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
261 		      struct hists *hists, int line, int *span);
262 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
263 		     struct hists *hists);
264 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
265 		     struct hist_entry *he);
266 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
267 		     struct hist_entry *he);
268 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
269 		       struct hist_entry *a, struct hist_entry *b);
270 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
271 			    struct hist_entry *a, struct hist_entry *b);
272 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
273 			struct hist_entry *a, struct hist_entry *b);
274 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
275 	void (*free)(struct perf_hpp_fmt *fmt);
276 
277 	struct list_head list;
278 	struct list_head sort_list;
279 	bool elide;
280 	int len;
281 	int user_len;
282 	int idx;
283 	int level;
284 };
285 
286 struct perf_hpp_list {
287 	struct list_head fields;
288 	struct list_head sorts;
289 
290 	int nr_header_lines;
291 	int need_collapse;
292 	int parent;
293 	int sym;
294 	int dso;
295 	int socket;
296 	int thread;
297 	int comm;
298 };
299 
300 extern struct perf_hpp_list perf_hpp_list;
301 
302 struct perf_hpp_list_node {
303 	struct list_head	list;
304 	struct perf_hpp_list	hpp;
305 	int			level;
306 	bool			skip;
307 };
308 
309 void perf_hpp_list__column_register(struct perf_hpp_list *list,
310 				    struct perf_hpp_fmt *format);
311 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
312 					struct perf_hpp_fmt *format);
313 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
314 				       struct perf_hpp_fmt *format);
315 
316 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
317 {
318 	perf_hpp_list__column_register(&perf_hpp_list, format);
319 }
320 
321 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
322 {
323 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
324 }
325 
326 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
327 {
328 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
329 }
330 
331 #define perf_hpp_list__for_each_format(_list, format) \
332 	list_for_each_entry(format, &(_list)->fields, list)
333 
334 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
335 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
336 
337 #define perf_hpp_list__for_each_sort_list(_list, format) \
338 	list_for_each_entry(format, &(_list)->sorts, sort_list)
339 
340 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
341 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
342 
343 #define hists__for_each_format(hists, format) \
344 	perf_hpp_list__for_each_format((hists)->hpp_list, format)
345 
346 #define hists__for_each_sort_list(hists, format) \
347 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, format)
348 
349 extern struct perf_hpp_fmt perf_hpp__format[];
350 
351 enum {
352 	/* Matches perf_hpp__format array. */
353 	PERF_HPP__OVERHEAD,
354 	PERF_HPP__OVERHEAD_SYS,
355 	PERF_HPP__OVERHEAD_US,
356 	PERF_HPP__OVERHEAD_GUEST_SYS,
357 	PERF_HPP__OVERHEAD_GUEST_US,
358 	PERF_HPP__OVERHEAD_ACC,
359 	PERF_HPP__SAMPLES,
360 	PERF_HPP__PERIOD,
361 
362 	PERF_HPP__MAX_INDEX
363 };
364 
365 void perf_hpp__init(void);
366 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
367 void perf_hpp__cancel_cumulate(void);
368 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
369 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
370 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
371 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
372 				  struct evlist *evlist);
373 
374 
375 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
376 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
377 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
378 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
379 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
380 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
381 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
382 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
383 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
384 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
385 
386 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
387 
388 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
389 
390 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
391 					 struct hists *hists)
392 {
393 	if (format->elide)
394 		return true;
395 
396 	if (perf_hpp__is_dynamic_entry(format) &&
397 	    !perf_hpp__defined_dynamic_entry(format, hists))
398 		return true;
399 
400 	return false;
401 }
402 
403 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
404 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
405 void perf_hpp__set_user_width(const char *width_list_str);
406 void hists__reset_column_width(struct hists *hists);
407 
408 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
409 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
410 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
411 
412 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
413 	     struct hist_entry *he, hpp_field_fn get_field,
414 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
415 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
416 		 struct hist_entry *he, hpp_field_fn get_field,
417 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
418 
419 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
420 {
421 	hpp->buf  += inc;
422 	hpp->size -= inc;
423 }
424 
425 static inline size_t perf_hpp__use_color(void)
426 {
427 	return !symbol_conf.field_sep;
428 }
429 
430 static inline size_t perf_hpp__color_overhead(void)
431 {
432 	return perf_hpp__use_color() ?
433 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
434 	       : 0;
435 }
436 
437 struct evlist;
438 
439 struct hist_browser_timer {
440 	void (*timer)(void *arg);
441 	void *arg;
442 	int refresh;
443 };
444 
445 struct annotation_options;
446 struct res_sample;
447 
448 enum rstype {
449 	A_NORMAL,
450 	A_ASM,
451 	A_SOURCE
452 };
453 
454 struct block_hist;
455 
456 #ifdef HAVE_SLANG_SUPPORT
457 #include "../ui/keysyms.h"
458 void attr_to_script(char *buf, struct perf_event_attr *attr);
459 
460 int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
461 			     struct hist_browser_timer *hbt,
462 			     struct annotation_options *annotation_opts);
463 
464 int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
465 			     struct hist_browser_timer *hbt,
466 			     struct annotation_options *annotation_opts);
467 
468 int evlist__tui_browse_hists(struct evlist *evlist, const char *help, struct hist_browser_timer *hbt,
469 			     float min_pcnt, struct perf_env *env, bool warn_lost_event,
470 			     struct annotation_options *annotation_options);
471 
472 int script_browse(const char *script_opt, struct evsel *evsel);
473 
474 void run_script(char *cmd);
475 int res_sample_browse(struct res_sample *res_samples, int num_res,
476 		      struct evsel *evsel, enum rstype rstype);
477 void res_sample_init(void);
478 
479 int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
480 			   float min_percent, struct perf_env *env,
481 			   struct annotation_options *annotation_opts);
482 #else
483 static inline
484 int evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
485 			     const char *help __maybe_unused,
486 			     struct hist_browser_timer *hbt __maybe_unused,
487 			     float min_pcnt __maybe_unused,
488 			     struct perf_env *env __maybe_unused,
489 			     bool warn_lost_event __maybe_unused,
490 			     struct annotation_options *annotation_options __maybe_unused)
491 {
492 	return 0;
493 }
494 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
495 					   struct evsel *evsel __maybe_unused,
496 					   struct hist_browser_timer *hbt __maybe_unused,
497 					   struct annotation_options *annotation_options __maybe_unused)
498 {
499 	return 0;
500 }
501 
502 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
503 					   struct evsel *evsel __maybe_unused,
504 					   struct hist_browser_timer *hbt __maybe_unused,
505 					   struct annotation_options *annotation_opts __maybe_unused)
506 {
507 	return 0;
508 }
509 
510 static inline int script_browse(const char *script_opt __maybe_unused,
511 				struct evsel *evsel __maybe_unused)
512 {
513 	return 0;
514 }
515 
516 static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
517 				    int num_res __maybe_unused,
518 				    struct evsel *evsel __maybe_unused,
519 				    enum rstype rstype __maybe_unused)
520 {
521 	return 0;
522 }
523 
524 static inline void res_sample_init(void) {}
525 
526 static inline int block_hists_tui_browse(struct block_hist *bh __maybe_unused,
527 					 struct evsel *evsel __maybe_unused,
528 					 float min_percent __maybe_unused,
529 					 struct perf_env *env __maybe_unused,
530 					 struct annotation_options *annotation_opts __maybe_unused)
531 {
532 	return 0;
533 }
534 
535 #define K_LEFT  -1000
536 #define K_RIGHT -2000
537 #define K_SWITCH_INPUT_DATA -3000
538 #define K_RELOAD -4000
539 #endif
540 
541 unsigned int hists__sort_list_width(struct hists *hists);
542 unsigned int hists__overhead_width(struct hists *hists);
543 
544 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
545 			  struct perf_sample *sample, bool nonany_branch_mode,
546 			  u64 *total_cycles);
547 
548 struct option;
549 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
550 int perf_hist_config(const char *var, const char *value);
551 
552 void perf_hpp_list__init(struct perf_hpp_list *list);
553 
554 enum hierarchy_move_dir {
555 	HMD_NORMAL,
556 	HMD_FORCE_SIBLING,
557 	HMD_FORCE_CHILD,
558 };
559 
560 struct rb_node *rb_hierarchy_last(struct rb_node *node);
561 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
562 				    enum hierarchy_move_dir hmd);
563 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
564 
565 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
566 {
567 	return __rb_hierarchy_next(node, HMD_NORMAL);
568 }
569 
570 #define HIERARCHY_INDENT  3
571 
572 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
573 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
574 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
575 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
576 			   struct perf_hpp_list *hpp_list);
577 int hists__fprintf_headers(struct hists *hists, FILE *fp);
578 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
579 
580 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
581 {
582 	return __hists__scnprintf_title(hists, bf, size, true);
583 }
584 
585 #endif	/* __PERF_HIST_H */
586