summaryrefslogtreecommitdiffstats
path: root/tools/perf/util/cpumap.h
blob: 161b00756a1205a25f42ab171127e56f7677c1b0 (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
#ifndef __PERF_CPUMAP_H
#define __PERF_CPUMAP_H

#include <stdio.h>
#include <stdbool.h>

struct cpu_map {
	int nr;
	int map[];
};

struct cpu_map *cpu_map__new(const char *cpu_list);
struct cpu_map *cpu_map__dummy_new(void);
void cpu_map__delete(struct cpu_map *map);
struct cpu_map *cpu_map__read(FILE *file);
size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp);
int cpu_map__get_socket(struct cpu_map *map, int idx);
int cpu_map__build_socket_map(struct cpu_map *cpus, struct cpu_map **sockp);

static inline int cpu_map__socket(struct cpu_map *sock, int s)
{
	if (!sock || s > sock->nr || s < 0)
		return 0;
	return sock->map[s];
}

static inline int cpu_map__nr(const struct cpu_map *map)
{
	return map ? map->nr : 1;
}

static inline bool cpu_map__all(const struct cpu_map *map)
{
	return map ? map->map[0] == -1 : true;
}

#endif /* __PERF_CPUMAP_H */