perf cpu_map: Add has() method

[cascardo/linux.git] / tools / perf / util / cpumap.c

diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
index 9bcf2be..02d8016 100644 (file)
--- a/tools/perf/util/cpumap.c
+++ b/tools/perf/util/cpumap.c
@@ -587,3 +587,15 @@ int cpu__setup_cpunode_map(void)
        closedir(dir1);
        return 0;
 }
+
+bool cpu_map__has(struct cpu_map *cpus, int cpu)
+{
+       int i;
+
+       for (i = 0; i < cpus->nr; ++i) {
+               if (cpus->map[i] == cpu)
+                       return true;
+       }
+
+       return false;
+}