diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index 21079ad..dea48be 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -99,6 +99,10 @@
 	 * or fsnotify_grp_srcu depending on write vs read.
 	 */
 	struct list_head inode_group_list;
+	/*
+	 * same as above except anchored by fsnotify_vfsmount_groups
+	 */
+	struct list_head vfsmount_group_list;
 
 	/*
 	 * Defines all of the event types in which this group is interested.
@@ -137,6 +141,7 @@
 
 	/* prevents double list_del of group_list.  protected by global fsnotify_grp_mutex */
 	bool on_inode_group_list;
+	bool on_vfsmount_group_list;
 
 	/* groups can define private fields here or use the void *private */
 	union {