1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/util/cgroup.h b/tools/perf/util/cgroup.h
index 89acd6d..b4b8cb4 100644
--- a/tools/perf/util/cgroup.h
+++ b/tools/perf/util/cgroup.h
@@ -1,12 +1,14 @@
 #ifndef __CGROUP_H__
 #define __CGROUP_H__
 
+#include <linux/atomic.h>
+
 struct option;
 
 struct cgroup_sel {
 	char *name;
 	int fd;
-	int refcnt;
+	atomic_t refcnt;
 };