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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1#ifndef __PERF_EVLIST_H
2#define __PERF_EVLIST_H 1
3
4#include <linux/list.h>
5#include "../perf.h"
6#include "event.h"
7
8struct pollfd;
9struct thread_map;
10struct cpu_map;
11
12#define PERF_EVLIST__HLIST_BITS 8
13#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
14
15struct perf_evlist {
16 struct list_head entries;
17 struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
18 int nr_entries;
19 int nr_fds;
20 int nr_mmaps;
21 int mmap_len;
22 bool overwrite;
23 union perf_event event_copy;
24 struct perf_mmap *mmap;
25 struct pollfd *pollfd;
26 struct thread_map *threads;
27 struct cpu_map *cpus;
28 struct perf_evsel *selected;
29};
30
31struct perf_evsel;
32
33struct perf_evlist *perf_evlist__new(struct cpu_map *cpus,
34 struct thread_map *threads);
35void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
36 struct thread_map *threads);
37void perf_evlist__exit(struct perf_evlist *evlist);
38void perf_evlist__delete(struct perf_evlist *evlist);
39
40void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
41int perf_evlist__add_default(struct perf_evlist *evlist);
42
43void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
44 int cpu, int thread, u64 id);
45
46int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
47void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
48
49struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
50
51union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx);
52
53int perf_evlist__open(struct perf_evlist *evlist, bool group);
54
55int perf_evlist__alloc_mmap(struct perf_evlist *evlist);
56int perf_evlist__mmap(struct perf_evlist *evlist, int pages, bool overwrite);
57void perf_evlist__munmap(struct perf_evlist *evlist);
58
59void perf_evlist__disable(struct perf_evlist *evlist);
60void perf_evlist__enable(struct perf_evlist *evlist);
61
62void perf_evlist__set_selected(struct perf_evlist *evlist,
63 struct perf_evsel *evsel);
64
65static inline void perf_evlist__set_maps(struct perf_evlist *evlist,
66 struct cpu_map *cpus,
67 struct thread_map *threads)
68{
69 evlist->cpus = cpus;
70 evlist->threads = threads;
71}
72
73int perf_evlist__create_maps(struct perf_evlist *evlist, pid_t target_pid,
74 pid_t target_tid, const char *cpu_list);
75void perf_evlist__delete_maps(struct perf_evlist *evlist);
76int perf_evlist__set_filters(struct perf_evlist *evlist);
77
78u64 perf_evlist__sample_type(const struct perf_evlist *evlist);
79bool perf_evlist__sample_id_all(const const struct perf_evlist *evlist);
80
81bool perf_evlist__valid_sample_type(const struct perf_evlist *evlist);
82bool perf_evlist__valid_sample_id_all(const struct perf_evlist *evlist);
83#endif /* __PERF_EVLIST_H */