diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index c86cc442ada4..23976fd885fd 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2762,12 +2762,6 @@ static DEFINE_MUTEX(memcg_slab_mutex);
 
 static DEFINE_MUTEX(activate_kmem_mutex);
 
-static inline bool memcg_can_account_kmem(struct mem_cgroup *memcg)
-{
-	return !mem_cgroup_disabled() && !mem_cgroup_is_root(memcg) &&
-		memcg_kmem_is_active(memcg);
-}
-
 /*
  * This is a bit cumbersome, but it is rarely used and avoids a backpointer
  * in the memcg_cache_params struct.
@@ -2787,7 +2781,7 @@ static int mem_cgroup_slabinfo_read(struct seq_file *m, void *v)
 	struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));
 	struct memcg_cache_params *params;
 
-	if (!memcg_can_account_kmem(memcg))
+	if (!memcg_kmem_is_active(memcg))
 		return -EIO;
 
 	print_slabinfo_header(m);
@@ -3164,7 +3158,7 @@ struct kmem_cache *__memcg_kmem_get_cache(struct kmem_cache *cachep,
 	rcu_read_lock();
 	memcg = mem_cgroup_from_task(rcu_dereference(current->mm->owner));
 
-	if (!memcg_can_account_kmem(memcg))
+	if (!memcg_kmem_is_active(memcg))
 		goto out;
 
 	memcg_cachep = cache_from_memcg_idx(cachep, memcg_cache_id(memcg));
@@ -3249,7 +3243,7 @@ __memcg_kmem_newpage_charge(gfp_t gfp, struct mem_cgroup **_memcg, int order)
 
 	memcg = get_mem_cgroup_from_mm(current->mm);
 
-	if (!memcg_can_account_kmem(memcg)) {
+	if (!memcg_kmem_is_active(memcg)) {
 		css_put(&memcg->css);
 		return true;
 	}