1 #ifndef __PERF_CPUMAP_H
2 #define __PERF_CPUMAP_H
6 #include <linux/atomic.h>
9 #include "util/debug.h"
17 struct cpu_map
*cpu_map__new(const char *cpu_list
);
18 struct cpu_map
*cpu_map__dummy_new(void);
19 struct cpu_map
*cpu_map__read(FILE *file
);
20 size_t cpu_map__fprintf(struct cpu_map
*map
, FILE *fp
);
21 int cpu_map__get_socket(struct cpu_map
*map
, int idx
);
22 int cpu_map__get_core(struct cpu_map
*map
, int idx
);
23 int cpu_map__build_socket_map(struct cpu_map
*cpus
, struct cpu_map
**sockp
);
24 int cpu_map__build_core_map(struct cpu_map
*cpus
, struct cpu_map
**corep
);
26 struct cpu_map
*cpu_map__get(struct cpu_map
*map
);
27 void cpu_map__put(struct cpu_map
*map
);
29 static inline int cpu_map__socket(struct cpu_map
*sock
, int s
)
31 if (!sock
|| s
> sock
->nr
|| s
< 0)
36 static inline int cpu_map__id_to_socket(int id
)
41 static inline int cpu_map__id_to_cpu(int id
)
46 static inline int cpu_map__nr(const struct cpu_map
*map
)
48 return map
? map
->nr
: 1;
51 static inline bool cpu_map__empty(const struct cpu_map
*map
)
53 return map
? map
->map
[0] == -1 : true;
60 int cpu__setup_cpunode_map(void);
62 static inline int cpu__max_node(void)
64 if (unlikely(!max_node_num
))
65 pr_debug("cpu_map not initialized\n");
70 static inline int cpu__max_cpu(void)
72 if (unlikely(!max_cpu_num
))
73 pr_debug("cpu_map not initialized\n");
78 static inline int cpu__get_node(int cpu
)
80 if (unlikely(cpunode_map
== NULL
)) {
81 pr_debug("cpu_map not initialized\n");
85 return cpunode_map
[cpu
];
88 #endif /* __PERF_CPUMAP_H */
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