aboutsummaryrefslogtreecommitdiff
path: root/tools/perf/util/event.h
blob: 018d414a09d171d0d72ec8ec482c00fc09e5962e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
#ifndef __PERF_EVENT_H
#define __PERF_EVENT_H
#include "../perf.h"
#include "util.h"
#include <linux/list.h>

enum {
	SHOW_KERNEL	= 1,
	SHOW_USER	= 2,
	SHOW_HV		= 4,
};

/*
 * PERF_SAMPLE_IP | PERF_SAMPLE_TID | *
 */
struct ip_event {
	struct perf_event_header header;
	u64 ip;
	u32 pid, tid;
	unsigned char __more_data[];
};

struct mmap_event {
	struct perf_event_header header;
	u32 pid, tid;
	u64 start;
	u64 len;
	u64 pgoff;
	char filename[PATH_MAX];
};

struct comm_event {
	struct perf_event_header header;
	u32 pid, tid;
	char comm[16];
};

struct fork_event {
	struct perf_event_header header;
	u32 pid, ppid;
	u32 tid, ptid;
	u64 time;
};

struct lost_event {
	struct perf_event_header header;
	u64 id;
	u64 lost;
};

/*
 * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
 */
struct read_event {
	struct perf_event_header header;
	u32 pid, tid;
	u64 value;
	u64 time_enabled;
	u64 time_running;
	u64 id;
};

struct sample_event{
	struct perf_event_header        header;
	u64 array[];
};


typedef union event_union {
	struct perf_event_header	header;
	struct ip_event			ip;
	struct mmap_event		mmap;
	struct comm_event		comm;
	struct fork_event		fork;
	struct lost_event		lost;
	struct read_event		read;
	struct sample_event		sample;
} event_t;

struct map {
	struct list_head	node;
	u64			start;
	u64			end;
	u64			pgoff;
	u64			(*map_ip)(struct map *, u64);
	struct dso		*dso;
};

static inline u64 map__map_ip(struct map *map, u64 ip)
{
	return ip - map->start + map->pgoff;
}

static inline u64 vdso__map_ip(struct map *map __used, u64 ip)
{
	return ip;
}

struct map *map__new(struct mmap_event *event, char *cwd, int cwdlen);
struct map *map__clone(struct map *self);
int map__overlap(struct map *l, struct map *r);
size_t map__fprintf(struct map *self, FILE *fp);

#endif