1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/slab.h b/include/linux/slab.h
index a0cc7a77cda2..af1a5bef80f4 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -556,6 +556,8 @@ struct memcg_cache_array {
  *              used to index child cachces during allocation and cleared
  *              early during shutdown.
  *
+ * @root_caches_node: List node for slab_root_caches list.
+ *
  * @children:   List of all child caches.  While the child caches are also
  *              reachable through @memcg_caches, a child cache remains on
  *              this list until it is actually destroyed.
@@ -573,6 +575,7 @@ struct memcg_cache_params {
         union {
                 struct {
                         struct memcg_cache_array __rcu *memcg_caches;
+                        struct list_head __root_caches_node;
                         struct list_head children;
                 };
                 struct {