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Subject[PATCH 2/5] Kill unnecessary page flag test
Date
Subject: [PATCH] Kill unnecessary page flag test

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>
---
mm/vmscan.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

Index: b/mm/vmscan.c
===================================================================
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1160,8 +1160,8 @@ static unsigned long shrink_inactive_lis
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)) {



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