xref: /kernel/linux/linux-5.10/tools/perf/util/hist.h (revision 8c2ecf20)
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
12struct hist_entry;
13struct hist_entry_ops;
14struct addr_location;
15struct map_symbol;
16struct mem_info;
17struct branch_info;
18struct branch_stack;
19struct block_info;
20struct symbol;
21struct ui_progress;
22
23enum 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
34enum 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_LOCKED,
60	HISTC_MEM_TLB,
61	HISTC_MEM_LVL,
62	HISTC_MEM_SNOOP,
63	HISTC_MEM_DCACHELINE,
64	HISTC_MEM_IADDR_SYMBOL,
65	HISTC_TRANSACTION,
66	HISTC_CYCLES,
67	HISTC_SRCLINE_FROM,
68	HISTC_SRCLINE_TO,
69	HISTC_TRACE,
70	HISTC_SYM_SIZE,
71	HISTC_DSO_SIZE,
72	HISTC_SYMBOL_IPC,
73	HISTC_NR_COLS, /* Last entry */
74};
75
76struct thread;
77struct dso;
78
79struct hists {
80	struct rb_root_cached	entries_in_array[2];
81	struct rb_root_cached	*entries_in;
82	struct rb_root_cached	entries;
83	struct rb_root_cached	entries_collapsed;
84	u64			nr_entries;
85	u64			nr_non_filtered_entries;
86	u64			callchain_period;
87	u64			callchain_non_filtered_period;
88	struct thread		*thread_filter;
89	const struct dso	*dso_filter;
90	const char		*uid_filter_str;
91	const char		*symbol_filter_str;
92	pthread_mutex_t		lock;
93	struct events_stats	stats;
94	u64			event_stream;
95	u16			col_len[HISTC_NR_COLS];
96	bool			has_callchains;
97	int			socket_filter;
98	struct perf_hpp_list	*hpp_list;
99	struct list_head	hpp_formats;
100	int			nr_hpp_node;
101};
102
103#define hists__has(__h, __f) (__h)->hpp_list->__f
104
105struct hist_entry_iter;
106
107struct hist_iter_ops {
108	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
109	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
110	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
111	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
112	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
113};
114
115struct hist_entry_iter {
116	int total;
117	int curr;
118
119	bool hide_unresolved;
120
121	struct evsel *evsel;
122	struct perf_sample *sample;
123	struct hist_entry *he;
124	struct symbol *parent;
125	void *priv;
126
127	const struct hist_iter_ops *ops;
128	/* user-defined callback function (optional) */
129	int (*add_entry_cb)(struct hist_entry_iter *iter,
130			    struct addr_location *al, bool single, void *arg);
131};
132
133extern const struct hist_iter_ops hist_iter_normal;
134extern const struct hist_iter_ops hist_iter_branch;
135extern const struct hist_iter_ops hist_iter_mem;
136extern const struct hist_iter_ops hist_iter_cumulative;
137
138struct hist_entry *hists__add_entry(struct hists *hists,
139				    struct addr_location *al,
140				    struct symbol *parent,
141				    struct branch_info *bi,
142				    struct mem_info *mi,
143				    struct perf_sample *sample,
144				    bool sample_self);
145
146struct hist_entry *hists__add_entry_ops(struct hists *hists,
147					struct hist_entry_ops *ops,
148					struct addr_location *al,
149					struct symbol *sym_parent,
150					struct branch_info *bi,
151					struct mem_info *mi,
152					struct perf_sample *sample,
153					bool sample_self);
154
155struct hist_entry *hists__add_entry_block(struct hists *hists,
156					  struct addr_location *al,
157					  struct block_info *bi);
158
159int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
160			 int max_stack_depth, void *arg);
161
162struct perf_hpp;
163struct perf_hpp_fmt;
164
165int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
166int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
167int hist_entry__transaction_len(void);
168int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
169			      struct hists *hists);
170int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
171				   struct perf_hpp_fmt *fmt, int printed);
172void hist_entry__delete(struct hist_entry *he);
173
174typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
175
176void evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
177			     hists__resort_cb_t cb, void *cb_arg);
178void evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
179void hists__output_resort(struct hists *hists, struct ui_progress *prog);
180void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
181			     hists__resort_cb_t cb);
182int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
183
184void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
185void hists__delete_entries(struct hists *hists);
186void hists__output_recalc_col_len(struct hists *hists, int max_rows);
187
188struct hist_entry *hists__get_entry(struct hists *hists, int idx);
189
190u64 hists__total_period(struct hists *hists);
191void hists__reset_stats(struct hists *hists);
192void hists__inc_stats(struct hists *hists, struct hist_entry *h);
193void hists__inc_nr_events(struct hists *hists, u32 type);
194void hists__inc_nr_samples(struct hists *hists, bool filtered);
195
196size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
197		      int max_cols, float min_pcnt, FILE *fp,
198		      bool ignore_callchains);
199size_t perf_evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp);
200
201void hists__filter_by_dso(struct hists *hists);
202void hists__filter_by_thread(struct hists *hists);
203void hists__filter_by_symbol(struct hists *hists);
204void hists__filter_by_socket(struct hists *hists);
205
206static inline bool hists__has_filter(struct hists *hists)
207{
208	return hists->thread_filter || hists->dso_filter ||
209		hists->symbol_filter_str || (hists->socket_filter > -1);
210}
211
212u16 hists__col_len(struct hists *hists, enum hist_column col);
213void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
214bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
215void hists__reset_col_len(struct hists *hists);
216void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
217
218void hists__match(struct hists *leader, struct hists *other);
219int hists__link(struct hists *leader, struct hists *other);
220int hists__unlink(struct hists *hists);
221
222struct hists_evsel {
223	struct evsel evsel;
224	struct hists	  hists;
225};
226
227static inline struct evsel *hists_to_evsel(struct hists *hists)
228{
229	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
230	return &hevsel->evsel;
231}
232
233static inline struct hists *evsel__hists(struct evsel *evsel)
234{
235	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
236	return &hevsel->hists;
237}
238
239static __pure inline bool hists__has_callchains(struct hists *hists)
240{
241	return hists->has_callchains;
242}
243
244int hists__init(void);
245int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
246
247struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
248
249struct perf_hpp {
250	char *buf;
251	size_t size;
252	const char *sep;
253	void *ptr;
254	bool skip;
255};
256
257struct perf_hpp_fmt {
258	const char *name;
259	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
260		      struct hists *hists, int line, int *span);
261	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
262		     struct hists *hists);
263	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
264		     struct hist_entry *he);
265	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
266		     struct hist_entry *he);
267	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
268		       struct hist_entry *a, struct hist_entry *b);
269	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
270			    struct hist_entry *a, struct hist_entry *b);
271	int64_t (*sort)(struct perf_hpp_fmt *fmt,
272			struct hist_entry *a, struct hist_entry *b);
273	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
274	void (*free)(struct perf_hpp_fmt *fmt);
275
276	struct list_head list;
277	struct list_head sort_list;
278	bool elide;
279	int len;
280	int user_len;
281	int idx;
282	int level;
283};
284
285struct perf_hpp_list {
286	struct list_head fields;
287	struct list_head sorts;
288
289	int nr_header_lines;
290	int need_collapse;
291	int parent;
292	int sym;
293	int dso;
294	int socket;
295	int thread;
296	int comm;
297};
298
299extern struct perf_hpp_list perf_hpp_list;
300
301struct perf_hpp_list_node {
302	struct list_head	list;
303	struct perf_hpp_list	hpp;
304	int			level;
305	bool			skip;
306};
307
308void perf_hpp_list__column_register(struct perf_hpp_list *list,
309				    struct perf_hpp_fmt *format);
310void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
311					struct perf_hpp_fmt *format);
312void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
313				       struct perf_hpp_fmt *format);
314
315static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
316{
317	perf_hpp_list__column_register(&perf_hpp_list, format);
318}
319
320static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
321{
322	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
323}
324
325static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
326{
327	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
328}
329
330#define perf_hpp_list__for_each_format(_list, format) \
331	list_for_each_entry(format, &(_list)->fields, list)
332
333#define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
334	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
335
336#define perf_hpp_list__for_each_sort_list(_list, format) \
337	list_for_each_entry(format, &(_list)->sorts, sort_list)
338
339#define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
340	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
341
342#define hists__for_each_format(hists, format) \
343	perf_hpp_list__for_each_format((hists)->hpp_list, format)
344
345#define hists__for_each_sort_list(hists, format) \
346	perf_hpp_list__for_each_sort_list((hists)->hpp_list, format)
347
348extern struct perf_hpp_fmt perf_hpp__format[];
349
350enum {
351	/* Matches perf_hpp__format array. */
352	PERF_HPP__OVERHEAD,
353	PERF_HPP__OVERHEAD_SYS,
354	PERF_HPP__OVERHEAD_US,
355	PERF_HPP__OVERHEAD_GUEST_SYS,
356	PERF_HPP__OVERHEAD_GUEST_US,
357	PERF_HPP__OVERHEAD_ACC,
358	PERF_HPP__SAMPLES,
359	PERF_HPP__PERIOD,
360
361	PERF_HPP__MAX_INDEX
362};
363
364void perf_hpp__init(void);
365void perf_hpp__cancel_cumulate(void);
366void perf_hpp__setup_output_field(struct perf_hpp_list *list);
367void perf_hpp__reset_output_field(struct perf_hpp_list *list);
368void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
369int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
370				  struct evlist *evlist);
371
372
373bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
374bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
375bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
376bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
377bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
378bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
379bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
380bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
381bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
382bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
383
384struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
385
386int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
387
388static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
389					 struct hists *hists)
390{
391	if (format->elide)
392		return true;
393
394	if (perf_hpp__is_dynamic_entry(format) &&
395	    !perf_hpp__defined_dynamic_entry(format, hists))
396		return true;
397
398	return false;
399}
400
401void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
402void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
403void perf_hpp__set_user_width(const char *width_list_str);
404void hists__reset_column_width(struct hists *hists);
405
406typedef u64 (*hpp_field_fn)(struct hist_entry *he);
407typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
408typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
409
410int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
411	     struct hist_entry *he, hpp_field_fn get_field,
412	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
413int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
414		 struct hist_entry *he, hpp_field_fn get_field,
415		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
416
417static inline void advance_hpp(struct perf_hpp *hpp, int inc)
418{
419	hpp->buf  += inc;
420	hpp->size -= inc;
421}
422
423static inline size_t perf_hpp__use_color(void)
424{
425	return !symbol_conf.field_sep;
426}
427
428static inline size_t perf_hpp__color_overhead(void)
429{
430	return perf_hpp__use_color() ?
431	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
432	       : 0;
433}
434
435struct evlist;
436
437struct hist_browser_timer {
438	void (*timer)(void *arg);
439	void *arg;
440	int refresh;
441};
442
443struct annotation_options;
444struct res_sample;
445
446enum rstype {
447	A_NORMAL,
448	A_ASM,
449	A_SOURCE
450};
451
452struct block_hist;
453
454#ifdef HAVE_SLANG_SUPPORT
455#include "../ui/keysyms.h"
456void attr_to_script(char *buf, struct perf_event_attr *attr);
457
458int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
459			     struct hist_browser_timer *hbt,
460			     struct annotation_options *annotation_opts);
461
462int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
463			     struct hist_browser_timer *hbt,
464			     struct annotation_options *annotation_opts);
465
466int perf_evlist__tui_browse_hists(struct evlist *evlist, const char *help,
467				  struct hist_browser_timer *hbt,
468				  float min_pcnt,
469				  struct perf_env *env,
470				  bool warn_lost_event,
471				  struct annotation_options *annotation_options);
472
473int script_browse(const char *script_opt, struct evsel *evsel);
474
475void run_script(char *cmd);
476int res_sample_browse(struct res_sample *res_samples, int num_res,
477		      struct evsel *evsel, enum rstype rstype);
478void res_sample_init(void);
479
480int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
481			   float min_percent, struct perf_env *env,
482			   struct annotation_options *annotation_opts);
483#else
484static inline
485int perf_evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
486				  const char *help __maybe_unused,
487				  struct hist_browser_timer *hbt __maybe_unused,
488				  float min_pcnt __maybe_unused,
489				  struct perf_env *env __maybe_unused,
490				  bool warn_lost_event __maybe_unused,
491				  struct annotation_options *annotation_options __maybe_unused)
492{
493	return 0;
494}
495static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
496					   struct evsel *evsel __maybe_unused,
497					   struct hist_browser_timer *hbt __maybe_unused,
498					   struct annotation_options *annotation_options __maybe_unused)
499{
500	return 0;
501}
502
503static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
504					   struct evsel *evsel __maybe_unused,
505					   struct hist_browser_timer *hbt __maybe_unused,
506					   struct annotation_options *annotation_opts __maybe_unused)
507{
508	return 0;
509}
510
511static inline int script_browse(const char *script_opt __maybe_unused,
512				struct evsel *evsel __maybe_unused)
513{
514	return 0;
515}
516
517static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
518				    int num_res __maybe_unused,
519				    struct evsel *evsel __maybe_unused,
520				    enum rstype rstype __maybe_unused)
521{
522	return 0;
523}
524
525static inline void res_sample_init(void) {}
526
527static inline int block_hists_tui_browse(struct block_hist *bh __maybe_unused,
528					 struct evsel *evsel __maybe_unused,
529					 float min_percent __maybe_unused,
530					 struct perf_env *env __maybe_unused,
531					 struct annotation_options *annotation_opts __maybe_unused)
532{
533	return 0;
534}
535
536#define K_LEFT  -1000
537#define K_RIGHT -2000
538#define K_SWITCH_INPUT_DATA -3000
539#define K_RELOAD -4000
540#endif
541
542unsigned int hists__sort_list_width(struct hists *hists);
543unsigned int hists__overhead_width(struct hists *hists);
544
545void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
546			  struct perf_sample *sample, bool nonany_branch_mode,
547			  u64 *total_cycles);
548
549struct option;
550int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
551int perf_hist_config(const char *var, const char *value);
552
553void perf_hpp_list__init(struct perf_hpp_list *list);
554
555enum hierarchy_move_dir {
556	HMD_NORMAL,
557	HMD_FORCE_SIBLING,
558	HMD_FORCE_CHILD,
559};
560
561struct rb_node *rb_hierarchy_last(struct rb_node *node);
562struct rb_node *__rb_hierarchy_next(struct rb_node *node,
563				    enum hierarchy_move_dir hmd);
564struct rb_node *rb_hierarchy_prev(struct rb_node *node);
565
566static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
567{
568	return __rb_hierarchy_next(node, HMD_NORMAL);
569}
570
571#define HIERARCHY_INDENT  3
572
573bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
574int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
575int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
576int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
577			   struct perf_hpp_list *hpp_list);
578int hists__fprintf_headers(struct hists *hists, FILE *fp);
579int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
580
581static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
582{
583	return __hists__scnprintf_title(hists, bf, size, true);
584}
585
586#endif	/* __PERF_HIST_H */
587