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-rw-r--r--include/linux/memcontrol.h1
-rw-r--r--mm/memcontrol.c1
2 files changed, 0 insertions, 2 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index ad800e62cb7a..6452ff4c463f 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -242,7 +242,6 @@ struct mem_cgroup {
* percpu counter.
*/
struct mem_cgroup_stat_cpu __percpu *stat;
- spinlock_t pcp_counter_lock;
#if defined(CONFIG_MEMCG_KMEM) && defined(CONFIG_INET)
struct cg_proto tcp_mem;
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 03cc0a742ff1..1fedbde68f59 100644
--- 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: