1 files changed, 12 insertions, 0 deletions

diff --git a/tools/perf/lib/cpumap.c b/tools/perf/lib/cpumap.c
index 1f0e6f334237..2ca1fafa620d 100644
--- a/tools/perf/lib/cpumap.c
+++ b/tools/perf/lib/cpumap.c
@@ -260,3 +260,15 @@ int perf_cpu_map__idx(struct perf_cpu_map *cpus, int cpu)
 
         return -1;
 }
+
+int perf_cpu_map__max(struct perf_cpu_map *map)
+{
+        int i, max = -1;
+
+        for (i = 0; i < map->nr; i++) {
+                if (map->map[i] > max)
+                        max = map->map[i];
+        }
+
+        return max;
+}