vmscan: move ClearPageActive from move_active_pages() to shrink_active_list()

The move_active_pages_to_lru() function is called under irq disabled and
ClearPageActive() doesn't need irq disabling.

Then, this patch move it into shrink_active_list().

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Minchan Kim <minchan.kim@gmail.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: 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 ece2ecb..ca81d0d 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1278,10 +1278,6 @@ static void move_active_pages_to_lru(struct zone *zone,
                VM_BUG_ON(PageLRU(page));
                SetPageLRU(page);
 
-               VM_BUG_ON(!PageActive(page));
-               if (!is_active_lru(lru))
-                       ClearPageActive(page);  /* we are de-activating */
-
                list_move(&page->lru, &zone->lru[lru].list);
                mem_cgroup_add_lru_list(page, lru);
                pgmoved++;
@@ -1363,6 +1359,7 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
                        }
                }
 
+               ClearPageActive(page);  /* we are de-activating */
                list_add(&page->lru, &l_inactive);
        }