From 56cef2b85c28d81efd39f2eeaddce28678756fe3 Mon Sep 17 00:00:00 2001
From: Cody P Schafer <cody@linux.vnet.ibm.com>
Date: Wed, 3 Jul 2013 15:01:38 -0700
Subject: mm/page_alloc: factor zone_pageset_init() out of setup_zone_pageset()

Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
Cc: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Pekka Enberg <penberg@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 mm/page_alloc.c | 27 +++++++++++++++------------
 1 file changed, 15 insertions(+), 12 deletions(-)

(limited to 'mm/page_alloc.c')

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 2793ce50f316..ee6fe7faabad 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4104,22 +4104,25 @@ static void setup_pagelist_highmark(struct per_cpu_pageset *p,
 	pageset_update(&p->pcp, high, batch);
 }
 
+static void __meminit zone_pageset_init(struct zone *zone, int cpu)
+{
+	struct per_cpu_pageset *pcp = per_cpu_ptr(zone->pageset, cpu);
+
+	pageset_init(pcp);
+	if (percpu_pagelist_fraction)
+		setup_pagelist_highmark(pcp,
+			(zone->managed_pages /
+				percpu_pagelist_fraction));
+	else
+		pageset_set_batch(pcp, zone_batchsize(zone));
+}
+
 static void __meminit setup_zone_pageset(struct zone *zone)
 {
 	int cpu;
-
 	zone->pageset = alloc_percpu(struct per_cpu_pageset);
-
-	for_each_possible_cpu(cpu) {
-		struct per_cpu_pageset *pcp = per_cpu_ptr(zone->pageset, cpu);
-
-		setup_pageset(pcp, zone_batchsize(zone));
-
-		if (percpu_pagelist_fraction)
-			setup_pagelist_highmark(pcp,
-				(zone->managed_pages /
-					percpu_pagelist_fraction));
-	}
+	for_each_possible_cpu(cpu)
+		zone_pageset_init(zone, cpu);
 }
 
 /*
-- 
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