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-rw-r--r--include/uapi/linux/watch_queue.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/linux/watch_queue.h b/include/uapi/linux/watch_queue.h
index 5f3d21e8a34b..9df72227f515 100644
--- a/include/uapi/linux/watch_queue.h
+++ b/include/uapi/linux/watch_queue.h
@@ -3,6 +3,9 @@
#define _UAPI_LINUX_WATCH_QUEUE_H
#include <linux/types.h>
+#include <linux/fcntl.h>
+
+#define O_NOTIFICATION_PIPE O_EXCL /* Parameter to pipe2() selecting notification pipe */
enum watch_notification_type {
WATCH_TYPE_META = 0, /* Special record */