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-rw-r--r--mm/memcontrol.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index c86cc442ada..23976fd885f 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;
}