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-rw-r--r--mm/memcontrol.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index ae1e953cead7..52be78515d70 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2876,7 +2876,12 @@ static struct obj_cgroup *drain_obj_stock(struct memcg_stock_pcp *stock)
mod_memcg_state(memcg, MEMCG_KMEM, -nr_pages);
memcg1_account_kmem(memcg, -nr_pages);
- __refill_stock(memcg, nr_pages);
+ if (!mem_cgroup_is_root(memcg)) {
+ page_counter_uncharge(&memcg->memory, nr_pages);
+ if (do_memsw_account())
+ page_counter_uncharge(&memcg->memsw,
+ nr_pages);
+ }
css_put(&memcg->css);
}