From 941c7105dc4f4961727acc518e18e00b9a03cbf3 Mon Sep 17 00:00:00 2001
From: nkalmala <nkalmala@gmail.com>
Date: Thu, 2 Nov 2006 22:07:04 -0800
Subject: [PATCH] [PATCH] mm: un-needed add-store operation wastes a few bytes

Un-needed add-store operation wastes a few bytes.
8 bytes wasted with -O2, on a ppc.

Signed-off-by: nkalmala <nkalmala@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 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 b55bb358b8..bf2f6cff1d 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -853,7 +853,7 @@ again:
 		pcp = &zone_pcp(zone, cpu)->pcp[cold];
 		local_irq_save(flags);
 		if (!pcp->count) {
-			pcp->count += rmqueue_bulk(zone, 0,
+			pcp->count = rmqueue_bulk(zone, 0,
 						pcp->batch, &pcp->list);
 			if (unlikely(!pcp->count))
 				goto failed;
-- 
2.39.5