1 files changed, 1 insertions, 0 deletions

diff --git a/include/uapi/linux/ndctl.h b/include/uapi/linux/ndctl.h
index e15768fb4b99..6d3c54264d8e 100644
--- a/include/uapi/linux/ndctl.h
+++ b/include/uapi/linux/ndctl.h
@@ -207,6 +207,7 @@ enum {
 enum {
         ND_ARS_VOLATILE = 1,
         ND_ARS_PERSISTENT = 2,
+        ND_ARS_RETURN_PREV_DATA = 1 << 1,
         ND_CONFIG_LOCKED = 1,
 };