mirror of https://gitee.com/openkylin/linux.git
50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
#ifndef __PERF_CPUMAP_H
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#define __PERF_CPUMAP_H
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#include <stdio.h>
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#include <stdbool.h>
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struct cpu_map {
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int nr;
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int map[];
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};
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struct cpu_map *cpu_map__new(const char *cpu_list);
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struct cpu_map *cpu_map__dummy_new(void);
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void cpu_map__delete(struct cpu_map *map);
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struct cpu_map *cpu_map__read(FILE *file);
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size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp);
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int cpu_map__get_socket(struct cpu_map *map, int idx);
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int cpu_map__get_core(struct cpu_map *map, int idx);
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int cpu_map__build_socket_map(struct cpu_map *cpus, struct cpu_map **sockp);
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int cpu_map__build_core_map(struct cpu_map *cpus, struct cpu_map **corep);
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static inline int cpu_map__socket(struct cpu_map *sock, int s)
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{
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if (!sock || s > sock->nr || s < 0)
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return 0;
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return sock->map[s];
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}
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static inline int cpu_map__id_to_socket(int id)
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{
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return id >> 16;
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}
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static inline int cpu_map__id_to_cpu(int id)
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{
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return id & 0xffff;
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}
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static inline int cpu_map__nr(const struct cpu_map *map)
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{
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return map ? map->nr : 1;
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}
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static inline bool cpu_map__all(const struct cpu_map *map)
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{
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return map ? map->map[0] == -1 : true;
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}
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#endif /* __PERF_CPUMAP_H */
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