1 #ifndef __PERF_CPUMAP_H 2 #define __PERF_CPUMAP_H 3 4 #include <stdio.h> 5 #include <stdbool.h> 6 7 struct cpu_map { 8 int nr; 9 int map[]; 10 }; 11 12 struct cpu_map *cpu_map__new(const char *cpu_list); 13 struct cpu_map *cpu_map__dummy_new(void); 14 void cpu_map__delete(struct cpu_map *map); 15 struct cpu_map *cpu_map__read(FILE *file); 16 size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp); 17 int cpu_map__get_socket(struct cpu_map *map, int idx); 18 int cpu_map__get_core(struct cpu_map *map, int idx); 19 int cpu_map__build_socket_map(struct cpu_map *cpus, struct cpu_map **sockp); 20 int cpu_map__build_core_map(struct cpu_map *cpus, struct cpu_map **corep); 21 22 static inline int cpu_map__socket(struct cpu_map *sock, int s) 23 { 24 if (!sock || s > sock->nr || s < 0) 25 return 0; 26 return sock->map[s]; 27 } 28 29 static inline int cpu_map__id_to_socket(int id) 30 { 31 return id >> 16; 32 } 33 34 static inline int cpu_map__id_to_cpu(int id) 35 { 36 return id & 0xffff; 37 } 38 39 static inline int cpu_map__nr(const struct cpu_map *map) 40 { 41 return map ? map->nr : 1; 42 } 43 44 static inline bool cpu_map__empty(const struct cpu_map *map) 45 { 46 return map ? map->map[0] == -1 : true; 47 } 48 49 #endif /* __PERF_CPUMAP_H */ 50