vmscan: simplify code

Simplify the code for shrink_inactive_list().

Signed-off-by: Huang Shijie <shijie8@gmail.com>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 0465818..885207a 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1165,10 +1165,8 @@
 		__mod_zone_page_state(zone, NR_ISOLATED_ANON, nr_anon);
 		__mod_zone_page_state(zone, NR_ISOLATED_FILE, nr_file);
 
-		reclaim_stat->recent_scanned[0] += count[LRU_INACTIVE_ANON];
-		reclaim_stat->recent_scanned[0] += count[LRU_ACTIVE_ANON];
-		reclaim_stat->recent_scanned[1] += count[LRU_INACTIVE_FILE];
-		reclaim_stat->recent_scanned[1] += count[LRU_ACTIVE_FILE];
+		reclaim_stat->recent_scanned[0] += nr_anon;
+		reclaim_stat->recent_scanned[1] += nr_file;
 
 		spin_unlock_irq(&zone->lru_lock);