On Tue, Jun 04, 2019 at 03:50:40PM -0700, [email protected] wrote: > From: Kan Liang <[email protected]> > > There is no function to retrieve die id information of a given CPU. > > Add cpu_map__get_die_id() to retrieve die id information. > > Signed-off-by: Kan Liang <[email protected]> > --- > > No changes since V2.
Reviewed-by: Jiri Olsa <[email protected]> for the whole patchset thanks, jirka > > tools/perf/util/cpumap.c | 7 +++++++ > tools/perf/util/cpumap.h | 1 + > 2 files changed, 8 insertions(+) > > diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c > index 0b59922..7db1365 100644 > --- a/tools/perf/util/cpumap.c > +++ b/tools/perf/util/cpumap.c > @@ -373,6 +373,13 @@ int cpu_map__build_map(struct cpu_map *cpus, struct > cpu_map **res, > return 0; > } > > +int cpu_map__get_die_id(int cpu) > +{ > + int value, ret = cpu__get_topology_int(cpu, "die_id", &value); > + > + return ret ?: value; > +} > + > int cpu_map__get_core_id(int cpu) > { > int value, ret = cpu__get_topology_int(cpu, "core_id", &value); > diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h > index f00ce62..6762ff9 100644 > --- a/tools/perf/util/cpumap.h > +++ b/tools/perf/util/cpumap.h > @@ -25,6 +25,7 @@ size_t cpu_map__snprint_mask(struct cpu_map *map, char > *buf, size_t size); > size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp); > int cpu_map__get_socket_id(int cpu); > int cpu_map__get_socket(struct cpu_map *map, int idx, void *data); > +int cpu_map__get_die_id(int cpu); > int cpu_map__get_core_id(int cpu); > int cpu_map__get_core(struct cpu_map *map, int idx, void *data); > int cpu_map__build_socket_map(struct cpu_map *cpus, struct cpu_map **sockp); > -- > 2.7.4 >
