diff options
Diffstat (limited to 'tools/lib/perf/include/internal/cpumap.h')
| -rw-r--r-- | tools/lib/perf/include/internal/cpumap.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/tools/lib/perf/include/internal/cpumap.h b/tools/lib/perf/include/internal/cpumap.h index 35dd29642296..49649eb51ce4 100644 --- a/tools/lib/perf/include/internal/cpumap.h +++ b/tools/lib/perf/include/internal/cpumap.h @@ -4,6 +4,7 @@ #include <linux/refcount.h> #include <perf/cpumap.h> +#include <internal/rc_check.h> /** * A sized, reference counted, sorted array of integers representing CPU @@ -12,7 +13,7 @@ * gaps if CPU numbers were used. For events associated with a pid, rather than * a CPU, a single dummy map with an entry of -1 is used. */ -struct perf_cpu_map { +DECLARE_RC_STRUCT(perf_cpu_map) { refcount_t refcnt; /** Length of the map array. */ int nr; @@ -24,7 +25,14 @@ struct perf_cpu_map { #define MAX_NR_CPUS 2048 #endif +struct perf_cpu_map *perf_cpu_map__alloc(int nr_cpus); int perf_cpu_map__idx(const struct perf_cpu_map *cpus, struct perf_cpu cpu); bool perf_cpu_map__is_subset(const struct perf_cpu_map *a, const struct perf_cpu_map *b); +void perf_cpu_map__set_nr(struct perf_cpu_map *map, int nr_cpus); + +static inline refcount_t *perf_cpu_map__refcnt(struct perf_cpu_map *map) +{ + return &RC_CHK_ACCESS(map)->refcnt; +} #endif /* __LIBPERF_INTERNAL_CPUMAP_H */ |