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>
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 2793ce5..ee6fe7f 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4104,22 +4104,25 @@
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);
}
/*