diff --git a/tools/perf/tests/topology.c b/tools/perf/tests/topology.c
index ce085b6f379b..9a671670415a 100644
--- a/tools/perf/tests/topology.c
+++ b/tools/perf/tests/topology.c
@@ -121,7 +121,7 @@ static int check_cpu_topology(char *path, struct perf_cpu_map *map)
 
 	// Test that core ID contains socket, die and core
 	for (i = 0; i < map->nr; i++) {
-		id = cpu_map__get_core(map, i, NULL);
+		id = cpu_map__get_core_aggr_by_cpu(perf_cpu_map__cpu(map, i), NULL);
 		TEST_ASSERT_VAL("Core map - Core ID doesn't match",
 			session->header.env.cpu[map->map[i]].core_id == id.core);
 
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
index ff91c32da688..e8149bcf8bfa 100644
--- a/tools/perf/util/cpumap.c
+++ b/tools/perf/util/cpumap.c
@@ -246,14 +246,6 @@ struct aggr_cpu_id cpu_map__get_core_aggr_by_cpu(int cpu, void *data)
 
 }
 
-struct aggr_cpu_id cpu_map__get_core(struct perf_cpu_map *map, int idx, void *data)
-{
-	if (idx < 0 || idx > map->nr)
-		return cpu_map__empty_aggr_cpu_id();
-
-	return cpu_map__get_core_aggr_by_cpu(map->map[idx], data);
-}
-
 struct aggr_cpu_id cpu_map__get_node_aggr_by_cpu(int cpu, void *data __maybe_unused)
 {
 	struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
index 365ed69699e1..7e1829468bd6 100644
--- a/tools/perf/util/cpumap.h
+++ b/tools/perf/util/cpumap.h
@@ -36,7 +36,6 @@ int cpu_map__get_die_id(int cpu);
 struct aggr_cpu_id cpu_map__get_die_aggr_by_cpu(int cpu, void *data);
 int cpu_map__get_core_id(int cpu);
 struct aggr_cpu_id cpu_map__get_core_aggr_by_cpu(int cpu, void *data);
-struct aggr_cpu_id cpu_map__get_core(struct perf_cpu_map *map, int idx, void *data);
 int cpu_map__get_node_id(int cpu);
 struct aggr_cpu_id cpu_map__get_node_aggr_by_cpu(int cpu, void *data);
 struct aggr_cpu_id cpu_map__get_node(struct perf_cpu_map *map, int idx, void *data);