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vmscan: kill unnecessary page flag test

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

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>
This commit is contained in:
KOSAKI Motohiro 2009-09-21 17:01:45 -07:00 committed by Linus Torvalds
parent 5205e56eea
commit 74a1c48fb4
1 changed files with 2 additions and 2 deletions
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4
mm/vmscan.c
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@ -1208,8 +1208,8 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
SetPageLRU(page); SetPageLRU(page);
lru = page_lru(page); lru = page_lru(page);
add_page_to_lru_list(zone, page, lru); add_page_to_lru_list(zone, page, lru);
if (PageActive(page)) { if (is_active_lru(lru)) {
int file = !!page_is_file_cache(page); int file = !!is_file_lru(lru);
reclaim_stat->recent_rotated[file]++; reclaim_stat->recent_rotated[file]++;
} }
if (!pagevec_add(&pvec, page)) { if (!pagevec_add(&pvec, page)) {