xref: /linux/tools/perf/util/top.h (revision 492c826b9facefa84995f4dea917e301b5ee0884)
1 #ifndef __PERF_TOP_H
2 #define __PERF_TOP_H 1
3 
4 #include "types.h"
5 #include "../perf.h"
6 #include <stddef.h>
7 #include <pthread.h>
8 #include <linux/list.h>
9 #include <linux/rbtree.h>
10 
11 struct perf_evlist;
12 struct perf_evsel;
13 
14 struct sym_entry {
15 	struct rb_node		rb_node;
16 	struct list_head	node;
17 	unsigned long		snap_count;
18 	double			weight;
19 	struct map		*map;
20 	unsigned long		count[0];
21 };
22 
23 static inline struct symbol *sym_entry__symbol(struct sym_entry *self)
24 {
25        return ((void *)self) + symbol_conf.priv_size;
26 }
27 
28 struct perf_top {
29 	struct perf_evlist *evlist;
30 	/*
31 	 * Symbols will be added here in perf_event__process_sample and will
32 	 * get out after decayed.
33 	 */
34 	struct list_head   active_symbols;
35 	pthread_mutex_t	   active_symbols_lock;
36 	pthread_cond_t	   active_symbols_cond;
37 	u64		   samples;
38 	u64		   kernel_samples, us_samples;
39 	u64		   exact_samples;
40 	u64		   guest_us_samples, guest_kernel_samples;
41 	int		   print_entries, count_filter, delay_secs;
42 	int		   display_weighted, freq, rb_entries;
43 	pid_t		   target_pid, target_tid;
44 	bool		   hide_kernel_symbols, hide_user_symbols, zero;
45 	const char	   *cpu_list;
46 	struct sym_entry   *sym_filter_entry;
47 	struct perf_evsel  *sym_evsel;
48 };
49 
50 size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size);
51 void perf_top__reset_sample_counters(struct perf_top *top);
52 float perf_top__decay_samples(struct perf_top *top, struct rb_root *root);
53 void perf_top__find_widths(struct perf_top *top, struct rb_root *root,
54 			   int *dso_width, int *dso_short_width, int *sym_width);
55 
56 #ifdef NO_NEWT_SUPPORT
57 static inline int perf_top__tui_browser(struct perf_top *top __used)
58 {
59 	return 0;
60 }
61 #else
62 int perf_top__tui_browser(struct perf_top *top);
63 #endif
64 #endif /* __PERF_TOP_H */
65