1 files changed, 5 insertions, 4 deletions

diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index c046f7d97cfa..45bdd3b95d3e 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -164,10 +164,11 @@ struct perf_counter_hw_event {
 /*
  * Ioctls that can be done on a perf counter fd:
  */
-#define PERF_COUNTER_IOC_ENABLE         _IOW('$', 0, u32)
-#define PERF_COUNTER_IOC_DISABLE        _IOW('$', 1, u32)
-#define PERF_COUNTER_IOC_REFRESH        _IOW('$', 2, u32)
-#define PERF_COUNTER_IOC_RESET          _IOW('$', 3, u32)
+#define PERF_COUNTER_IOC_ENABLE         _IO ('$', 0)
+#define PERF_COUNTER_IOC_DISABLE        _IO ('$', 1)
+#define PERF_COUNTER_IOC_REFRESH        _IO ('$', 2)
+#define PERF_COUNTER_IOC_RESET          _IO ('$', 3)
+#define PERF_COUNTER_IOC_PERIOD         _IOW('$', 4, u64)
 
 enum perf_counter_ioc_flags {
         PERF_IOC_FLAG_GROUP             = 1U << 0,