On Tue, Aug 20, 2019 at 05:48:24PM +0800, Alex Shi wrote:> +++ b/include/linux/mmzone.h> @@ -295,6 +295,9 @@ struct zone_reclaim_stat {> > struct lruvec {> struct list_head lists[NR_LRU_LISTS];> + /* move lru_lock to per lruvec for memcg */> + spinlock_t lru_lock;This comment makes no sense outside the context of this patch.