memcg: remove pcp_counter_lock

[firefly-linux-kernel-4.4.55.git] / mm / memcontrol.c

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 03cc0a742ff1ee25c2812afdff3334a48e86e654..1fedbde68f595c2b83d5aa84962a667c1ada120a 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4185,7 +4185,6 @@ static struct mem_cgroup *mem_cgroup_alloc(void)
        if (memcg_wb_domain_init(memcg, GFP_KERNEL))
                goto out_free_stat;
 
-       spin_lock_init(&memcg->pcp_counter_lock);
        return memcg;
 
 out_free_stat: