xref: /openbmc/linux/tools/perf/util/hist.h (revision 4ce94eab)
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_NR_COLS, /* Last entry */
79 };
80 
81 struct thread;
82 struct dso;
83 
84 struct hists {
85 	struct rb_root_cached	entries_in_array[2];
86 	struct rb_root_cached	*entries_in;
87 	struct rb_root_cached	entries;
88 	struct rb_root_cached	entries_collapsed;
89 	u64			nr_entries;
90 	u64			nr_non_filtered_entries;
91 	u64			callchain_period;
92 	u64			callchain_non_filtered_period;
93 	struct thread		*thread_filter;
94 	const struct dso	*dso_filter;
95 	const char		*uid_filter_str;
96 	const char		*symbol_filter_str;
97 	pthread_mutex_t		lock;
98 	struct events_stats	stats;
99 	u64			event_stream;
100 	u16			col_len[HISTC_NR_COLS];
101 	bool			has_callchains;
102 	int			socket_filter;
103 	struct perf_hpp_list	*hpp_list;
104 	struct list_head	hpp_formats;
105 	int			nr_hpp_node;
106 };
107 
108 #define hists__has(__h, __f) (__h)->hpp_list->__f
109 
110 struct hist_entry_iter;
111 
112 struct hist_iter_ops {
113 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
114 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
115 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
116 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
117 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
118 };
119 
120 struct hist_entry_iter {
121 	int total;
122 	int curr;
123 
124 	bool hide_unresolved;
125 
126 	struct evsel *evsel;
127 	struct perf_sample *sample;
128 	struct hist_entry *he;
129 	struct symbol *parent;
130 	void *priv;
131 
132 	const struct hist_iter_ops *ops;
133 	/* user-defined callback function (optional) */
134 	int (*add_entry_cb)(struct hist_entry_iter *iter,
135 			    struct addr_location *al, bool single, void *arg);
136 };
137 
138 extern const struct hist_iter_ops hist_iter_normal;
139 extern const struct hist_iter_ops hist_iter_branch;
140 extern const struct hist_iter_ops hist_iter_mem;
141 extern const struct hist_iter_ops hist_iter_cumulative;
142 
143 struct hist_entry *hists__add_entry(struct hists *hists,
144 				    struct addr_location *al,
145 				    struct symbol *parent,
146 				    struct branch_info *bi,
147 				    struct mem_info *mi,
148 				    struct perf_sample *sample,
149 				    bool sample_self);
150 
151 struct hist_entry *hists__add_entry_ops(struct hists *hists,
152 					struct hist_entry_ops *ops,
153 					struct addr_location *al,
154 					struct symbol *sym_parent,
155 					struct branch_info *bi,
156 					struct mem_info *mi,
157 					struct perf_sample *sample,
158 					bool sample_self);
159 
160 struct hist_entry *hists__add_entry_block(struct hists *hists,
161 					  struct addr_location *al,
162 					  struct block_info *bi);
163 
164 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
165 			 int max_stack_depth, void *arg);
166 
167 struct perf_hpp;
168 struct perf_hpp_fmt;
169 
170 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
171 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
172 int hist_entry__transaction_len(void);
173 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
174 			      struct hists *hists);
175 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
176 				   struct perf_hpp_fmt *fmt, int printed);
177 void hist_entry__delete(struct hist_entry *he);
178 
179 typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
180 
181 void evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
182 			     hists__resort_cb_t cb, void *cb_arg);
183 void evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
184 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
185 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
186 			     hists__resort_cb_t cb);
187 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
188 
189 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
190 void hists__delete_entries(struct hists *hists);
191 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
192 
193 struct hist_entry *hists__get_entry(struct hists *hists, int idx);
194 
195 u64 hists__total_period(struct hists *hists);
196 void hists__reset_stats(struct hists *hists);
197 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
198 void hists__inc_nr_events(struct hists *hists, u32 type);
199 void hists__inc_nr_samples(struct hists *hists, bool filtered);
200 
201 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
202 		      int max_cols, float min_pcnt, FILE *fp,
203 		      bool ignore_callchains);
204 size_t evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp);
205 
206 void hists__filter_by_dso(struct hists *hists);
207 void hists__filter_by_thread(struct hists *hists);
208 void hists__filter_by_symbol(struct hists *hists);
209 void hists__filter_by_socket(struct hists *hists);
210 
211 static inline bool hists__has_filter(struct hists *hists)
212 {
213 	return hists->thread_filter || hists->dso_filter ||
214 		hists->symbol_filter_str || (hists->socket_filter > -1);
215 }
216 
217 u16 hists__col_len(struct hists *hists, enum hist_column col);
218 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
219 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
220 void hists__reset_col_len(struct hists *hists);
221 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
222 
223 void hists__match(struct hists *leader, struct hists *other);
224 int hists__link(struct hists *leader, struct hists *other);
225 int hists__unlink(struct hists *hists);
226 
227 struct hists_evsel {
228 	struct evsel evsel;
229 	struct hists	  hists;
230 };
231 
232 static inline struct evsel *hists_to_evsel(struct hists *hists)
233 {
234 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
235 	return &hevsel->evsel;
236 }
237 
238 static inline struct hists *evsel__hists(struct evsel *evsel)
239 {
240 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
241 	return &hevsel->hists;
242 }
243 
244 static __pure inline bool hists__has_callchains(struct hists *hists)
245 {
246 	return hists->has_callchains;
247 }
248 
249 int hists__init(void);
250 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
251 
252 struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
253 
254 struct perf_hpp {
255 	char *buf;
256 	size_t size;
257 	const char *sep;
258 	void *ptr;
259 	bool skip;
260 };
261 
262 struct perf_hpp_fmt {
263 	const char *name;
264 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
265 		      struct hists *hists, int line, int *span);
266 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
267 		     struct hists *hists);
268 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
269 		     struct hist_entry *he);
270 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
271 		     struct hist_entry *he);
272 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
273 		       struct hist_entry *a, struct hist_entry *b);
274 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
275 			    struct hist_entry *a, struct hist_entry *b);
276 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
277 			struct hist_entry *a, struct hist_entry *b);
278 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
279 	void (*free)(struct perf_hpp_fmt *fmt);
280 
281 	struct list_head list;
282 	struct list_head sort_list;
283 	bool elide;
284 	int len;
285 	int user_len;
286 	int idx;
287 	int level;
288 };
289 
290 struct perf_hpp_list {
291 	struct list_head fields;
292 	struct list_head sorts;
293 
294 	int nr_header_lines;
295 	int need_collapse;
296 	int parent;
297 	int sym;
298 	int dso;
299 	int socket;
300 	int thread;
301 	int comm;
302 };
303 
304 extern struct perf_hpp_list perf_hpp_list;
305 
306 struct perf_hpp_list_node {
307 	struct list_head	list;
308 	struct perf_hpp_list	hpp;
309 	int			level;
310 	bool			skip;
311 };
312 
313 void perf_hpp_list__column_register(struct perf_hpp_list *list,
314 				    struct perf_hpp_fmt *format);
315 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
316 					struct perf_hpp_fmt *format);
317 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
318 				       struct perf_hpp_fmt *format);
319 
320 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
321 {
322 	perf_hpp_list__column_register(&perf_hpp_list, format);
323 }
324 
325 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
326 {
327 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
328 }
329 
330 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
331 {
332 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
333 }
334 
335 #define perf_hpp_list__for_each_format(_list, format) \
336 	list_for_each_entry(format, &(_list)->fields, list)
337 
338 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
339 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
340 
341 #define perf_hpp_list__for_each_sort_list(_list, format) \
342 	list_for_each_entry(format, &(_list)->sorts, sort_list)
343 
344 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
345 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
346 
347 #define hists__for_each_format(hists, format) \
348 	perf_hpp_list__for_each_format((hists)->hpp_list, format)
349 
350 #define hists__for_each_sort_list(hists, format) \
351 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, format)
352 
353 extern struct perf_hpp_fmt perf_hpp__format[];
354 
355 enum {
356 	/* Matches perf_hpp__format array. */
357 	PERF_HPP__OVERHEAD,
358 	PERF_HPP__OVERHEAD_SYS,
359 	PERF_HPP__OVERHEAD_US,
360 	PERF_HPP__OVERHEAD_GUEST_SYS,
361 	PERF_HPP__OVERHEAD_GUEST_US,
362 	PERF_HPP__OVERHEAD_ACC,
363 	PERF_HPP__SAMPLES,
364 	PERF_HPP__PERIOD,
365 
366 	PERF_HPP__MAX_INDEX
367 };
368 
369 void perf_hpp__init(void);
370 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
371 void perf_hpp__cancel_cumulate(void);
372 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
373 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
374 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
375 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
376 				  struct evlist *evlist);
377 
378 
379 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
380 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
381 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
382 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
383 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
384 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
385 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
386 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
387 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
388 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
389 
390 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
391 
392 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
393 
394 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
395 					 struct hists *hists)
396 {
397 	if (format->elide)
398 		return true;
399 
400 	if (perf_hpp__is_dynamic_entry(format) &&
401 	    !perf_hpp__defined_dynamic_entry(format, hists))
402 		return true;
403 
404 	return false;
405 }
406 
407 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
408 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
409 void perf_hpp__set_user_width(const char *width_list_str);
410 void hists__reset_column_width(struct hists *hists);
411 
412 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
413 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
414 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
415 
416 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
417 	     struct hist_entry *he, hpp_field_fn get_field,
418 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
419 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
420 		 struct hist_entry *he, hpp_field_fn get_field,
421 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
422 
423 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
424 {
425 	hpp->buf  += inc;
426 	hpp->size -= inc;
427 }
428 
429 static inline size_t perf_hpp__use_color(void)
430 {
431 	return !symbol_conf.field_sep;
432 }
433 
434 static inline size_t perf_hpp__color_overhead(void)
435 {
436 	return perf_hpp__use_color() ?
437 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
438 	       : 0;
439 }
440 
441 struct evlist;
442 
443 struct hist_browser_timer {
444 	void (*timer)(void *arg);
445 	void *arg;
446 	int refresh;
447 };
448 
449 struct annotation_options;
450 struct res_sample;
451 
452 enum rstype {
453 	A_NORMAL,
454 	A_ASM,
455 	A_SOURCE
456 };
457 
458 struct block_hist;
459 
460 #ifdef HAVE_SLANG_SUPPORT
461 #include "../ui/keysyms.h"
462 void attr_to_script(char *buf, struct perf_event_attr *attr);
463 
464 int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
465 			     struct hist_browser_timer *hbt,
466 			     struct annotation_options *annotation_opts);
467 
468 int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
469 			     struct hist_browser_timer *hbt,
470 			     struct annotation_options *annotation_opts);
471 
472 int evlist__tui_browse_hists(struct evlist *evlist, const char *help, struct hist_browser_timer *hbt,
473 			     float min_pcnt, struct perf_env *env, bool warn_lost_event,
474 			     struct annotation_options *annotation_options);
475 
476 int script_browse(const char *script_opt, struct evsel *evsel);
477 
478 void run_script(char *cmd);
479 int res_sample_browse(struct res_sample *res_samples, int num_res,
480 		      struct evsel *evsel, enum rstype rstype);
481 void res_sample_init(void);
482 
483 int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
484 			   float min_percent, struct perf_env *env,
485 			   struct annotation_options *annotation_opts);
486 #else
487 static inline
488 int evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
489 			     const char *help __maybe_unused,
490 			     struct hist_browser_timer *hbt __maybe_unused,
491 			     float min_pcnt __maybe_unused,
492 			     struct perf_env *env __maybe_unused,
493 			     bool warn_lost_event __maybe_unused,
494 			     struct annotation_options *annotation_options __maybe_unused)
495 {
496 	return 0;
497 }
498 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
499 					   struct evsel *evsel __maybe_unused,
500 					   struct hist_browser_timer *hbt __maybe_unused,
501 					   struct annotation_options *annotation_options __maybe_unused)
502 {
503 	return 0;
504 }
505 
506 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
507 					   struct evsel *evsel __maybe_unused,
508 					   struct hist_browser_timer *hbt __maybe_unused,
509 					   struct annotation_options *annotation_opts __maybe_unused)
510 {
511 	return 0;
512 }
513 
514 static inline int script_browse(const char *script_opt __maybe_unused,
515 				struct evsel *evsel __maybe_unused)
516 {
517 	return 0;
518 }
519 
520 static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
521 				    int num_res __maybe_unused,
522 				    struct evsel *evsel __maybe_unused,
523 				    enum rstype rstype __maybe_unused)
524 {
525 	return 0;
526 }
527 
528 static inline void res_sample_init(void) {}
529 
530 static inline int block_hists_tui_browse(struct block_hist *bh __maybe_unused,
531 					 struct evsel *evsel __maybe_unused,
532 					 float min_percent __maybe_unused,
533 					 struct perf_env *env __maybe_unused,
534 					 struct annotation_options *annotation_opts __maybe_unused)
535 {
536 	return 0;
537 }
538 
539 #define K_LEFT  -1000
540 #define K_RIGHT -2000
541 #define K_SWITCH_INPUT_DATA -3000
542 #define K_RELOAD -4000
543 #endif
544 
545 unsigned int hists__sort_list_width(struct hists *hists);
546 unsigned int hists__overhead_width(struct hists *hists);
547 
548 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
549 			  struct perf_sample *sample, bool nonany_branch_mode,
550 			  u64 *total_cycles);
551 
552 struct option;
553 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
554 int perf_hist_config(const char *var, const char *value);
555 
556 void perf_hpp_list__init(struct perf_hpp_list *list);
557 
558 enum hierarchy_move_dir {
559 	HMD_NORMAL,
560 	HMD_FORCE_SIBLING,
561 	HMD_FORCE_CHILD,
562 };
563 
564 struct rb_node *rb_hierarchy_last(struct rb_node *node);
565 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
566 				    enum hierarchy_move_dir hmd);
567 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
568 
569 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
570 {
571 	return __rb_hierarchy_next(node, HMD_NORMAL);
572 }
573 
574 #define HIERARCHY_INDENT  3
575 
576 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
577 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
578 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
579 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
580 			   struct perf_hpp_list *hpp_list);
581 int hists__fprintf_headers(struct hists *hists, FILE *fp);
582 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
583 
584 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
585 {
586 	return __hists__scnprintf_title(hists, bf, size, true);
587 }
588 
589 #endif	/* __PERF_HIST_H */
590