1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 956264d09ba0..3f6599aeb0db 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -1083,6 +1083,9 @@ struct ctl_table_header
         struct ctl_table *ctl_table_arg;
         struct ctl_table_root *root;
         struct ctl_table_set *set;
+        struct ctl_table *attached_by;
+        struct ctl_table *attached_to;
+        struct ctl_table_header *parent;
 };
 
 /* struct ctl_path describes where in the hierarchy a table is added */