diff options
Diffstat (limited to 'tools/perf/util/cpumap.c')
| -rw-r--r-- | tools/perf/util/cpumap.c | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c index ae43fb88f444..2389bd3e19b8 100644 --- a/tools/perf/util/cpumap.c +++ b/tools/perf/util/cpumap.c @@ -112,12 +112,39 @@ static struct perf_cpu_map *cpu_map__from_mask(const struct perf_record_cpu_map_ } +static struct perf_cpu_map *cpu_map__from_range(const struct perf_record_cpu_map_data *data) +{ + struct perf_cpu_map *map; + unsigned int i = 0; + + map = perf_cpu_map__empty_new(data->range_cpu_data.end_cpu - + data->range_cpu_data.start_cpu + 1 + data->range_cpu_data.any_cpu); + if (!map) + return NULL; + + if (data->range_cpu_data.any_cpu) + map->map[i++].cpu = -1; + + for (int cpu = data->range_cpu_data.start_cpu; cpu <= data->range_cpu_data.end_cpu; + i++, cpu++) + map->map[i].cpu = cpu; + + return map; +} + struct perf_cpu_map *cpu_map__new_data(const struct perf_record_cpu_map_data *data) { - if (data->type == PERF_CPU_MAP__CPUS) + switch (data->type) { + case PERF_CPU_MAP__CPUS: return cpu_map__from_entries(data); - else + case PERF_CPU_MAP__MASK: return cpu_map__from_mask(data); + case PERF_CPU_MAP__RANGE_CPUS: + return cpu_map__from_range(data); + default: + pr_err("cpu_map__new_data unknown type %d\n", data->type); + return NULL; + } } size_t cpu_map__fprintf(struct perf_cpu_map *map, FILE *fp) |