diff --git a/include/linux/sched.h b/include/linux/sched.h
index 61591ac6eab6..2a16023e8620 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1447,9 +1447,11 @@ struct task_struct {
 	unsigned int			kcov_softirq;
 #endif
 
-#ifdef CONFIG_MEMCG
+#ifdef CONFIG_MEMCG_V1
 	struct mem_cgroup		*memcg_in_oom;
+#endif
 
+#ifdef CONFIG_MEMCG
 	/* Number of pages to reclaim on returning to userland: */
 	unsigned int			memcg_nr_pages_over_high;