diff options
Diffstat (limited to '')
-rw-r--r-- | tools/perf/util/cpumap.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h new file mode 100644 index 000000000..3a442f021 --- /dev/null +++ b/tools/perf/util/cpumap.h @@ -0,0 +1,67 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __PERF_CPUMAP_H +#define __PERF_CPUMAP_H + +#include <stdio.h> +#include <stdbool.h> +#include <internal/cpumap.h> +#include <perf/cpumap.h> + +struct perf_record_cpu_map_data; + +struct perf_cpu_map *perf_cpu_map__empty_new(int nr); +struct perf_cpu_map *cpu_map__new_data(struct perf_record_cpu_map_data *data); +size_t cpu_map__snprint(struct perf_cpu_map *map, char *buf, size_t size); +size_t cpu_map__snprint_mask(struct perf_cpu_map *map, char *buf, size_t size); +size_t cpu_map__fprintf(struct perf_cpu_map *map, FILE *fp); +int cpu_map__get_socket_id(int cpu); +int cpu_map__get_socket(struct perf_cpu_map *map, int idx, void *data); +int cpu_map__get_die_id(int cpu); +int cpu_map__get_die(struct perf_cpu_map *map, int idx, void *data); +int cpu_map__get_core_id(int cpu); +int cpu_map__get_core(struct perf_cpu_map *map, int idx, void *data); +int cpu_map__get_node_id(int cpu); +int cpu_map__get_node(struct perf_cpu_map *map, int idx, void *data); +int cpu_map__build_socket_map(struct perf_cpu_map *cpus, struct perf_cpu_map **sockp); +int cpu_map__build_die_map(struct perf_cpu_map *cpus, struct perf_cpu_map **diep); +int cpu_map__build_core_map(struct perf_cpu_map *cpus, struct perf_cpu_map **corep); +int cpu_map__build_node_map(struct perf_cpu_map *cpus, struct perf_cpu_map **nodep); +const struct perf_cpu_map *cpu_map__online(void); /* thread unsafe */ + +static inline int cpu_map__socket(struct perf_cpu_map *sock, int s) +{ + if (!sock || s > sock->nr || s < 0) + return 0; + return sock->map[s]; +} + +static inline int cpu_map__id_to_socket(int id) +{ + return id >> 24; +} + +static inline int cpu_map__id_to_die(int id) +{ + return (id >> 16) & 0xff; +} + +static inline int cpu_map__id_to_cpu(int id) +{ + return id & 0xffff; +} + +int cpu__setup_cpunode_map(void); + +int cpu__max_node(void); +int cpu__max_cpu(void); +int cpu__max_present_cpu(void); +int cpu__get_node(int cpu); + +int cpu_map__build_map(struct perf_cpu_map *cpus, struct perf_cpu_map **res, + int (*f)(struct perf_cpu_map *map, int cpu, void *data), + void *data); + +int cpu_map__cpu(struct perf_cpu_map *cpus, int idx); +bool cpu_map__has(struct perf_cpu_map *cpus, int cpu); + +#endif /* __PERF_CPUMAP_H */ |