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Commit 74a1c48f authored by KOSAKI Motohiro's avatar KOSAKI Motohiro Committed by Linus Torvalds
Browse files

vmscan: kill unnecessary page flag test 



The page_lru() already evaluate PageActive() and PageSwapBacked().  We
don't need to re-evaluate it.

Signed-off-by: default avatarKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: default avatarJohannes 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: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 5205e56e

mm/vmscan.c

+2 −2
Original line number Diff line number Diff line
@@ -1208,8 +1208,8 @@ static unsigned long shrink_inactive_list(unsigned long max_scan, 
			SetPageLRU(page);

			lru = page_lru(page);

			add_page_to_lru_list(zone, page, lru);

			if (PageActive(page)) {

				int file = !!page_is_file_cache(page);

			if (is_active_lru(lru)) {

				int file = !!is_file_lru(lru);

				reclaim_stat->recent_rotated[file]++;

			}

			if (!pagevec_add(&pvec, page)) {