diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index e40b8f6..e73ba33 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -1047,6 +1047,7 @@
 
 struct ctl_table_set {
 	struct list_head list;
+	struct ctl_table_root *root;
 	int (*is_seen)(struct ctl_table_set *);
 };
 
@@ -1069,6 +1070,7 @@
 void proc_sys_poll_notify(struct ctl_table_poll *poll);
 
 extern void setup_sysctl_set(struct ctl_table_set *p,
+	struct ctl_table_root *root,
 	int (*is_seen)(struct ctl_table_set *));
 extern void retire_sysctl_set(struct ctl_table_set *set);
 
@@ -1103,6 +1105,7 @@
 }
 
 static inline void setup_sysctl_set(struct ctl_table_set *p,
+	struct ctl_table_root *root,
 	int (*is_seen)(struct ctl_table_set *))
 {
 }