linux-kernel - [PATCH] Delete meaningless check of current_order in __rmqueue

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Date:	Mon, 13 Jun 2016 03:03:31 +0900
From:	YOSHIDA Masanori <masanori.yoshida.lkml@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	akpm@...ux-foundation.org, mgorman@...hsingularity.net,
	vbabka@...e.cz, mhocko@...e.com, rientjes@...gle.com,
	iamjoonsoo.kim@....com, izumi.taku@...fujitsu.com,
	hannes@...xchg.org, linux-mm@...ck.org,
	YOSHIDA Masanori <masanori.yoshida@...il.com>
Subject: [PATCH] Delete meaningless check of current_order in __rmqueue_fallback

From: YOSHIDA Masanori <masanori.yoshida@...il.com>

Signed-off-by: YOSHIDA Masanori <masanori.yoshida@...il.com>
---
 mm/page_alloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 6903b69..db02967 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2105,7 +2105,7 @@ __rmqueue_fallback(struct zone *zone, unsigned int order, int start_migratetype)
 
 	/* Find the largest possible block of pages in the other list */
 	for (current_order = MAX_ORDER-1;
-				current_order >= order && current_order <= MAX_ORDER-1;
+				current_order >= order;
 				--current_order) {
 		area = &(zone->free_area[current_order]);
 		fallback_mt = find_suitable_fallback(area, current_order,
-- 
2.1.4