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Message-ID: <1405914402-66212-5-git-send-email-wangnan0@huawei.com>
Date:	Mon, 21 Jul 2014 11:46:39 +0800
From:	Wang Nan <wangnan0@...wei.com>
To:	Ingo Molnar <mingo@...hat.com>, Yinghai Lu <yinghai@...nel.org>,
	"Mel Gorman" <mgorman@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Dave Hansen" <dave.hansen@...el.com>,
	Zhang Yanfei <zhangyanfei@...fujitsu.com>
CC:	<peifeiyue@...wei.com>, <linux-mm@...ck.org>, <x86@...nel.org>,
	<linux-ia64@...r.kernel.org>, <linuxppc-dev@...ts.ozlabs.org>,
	<linux-sh@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<wangnan0@...wei.com>
Subject: [PATCH v2 4/7] memory-hotplug: ia64: suitable memory should go to ZONE_MOVABLE

This patch introduces zone_for_memory() to arch_add_memory() on ia64 to
ensure new, higher memory added into ZONE_MOVABLE if movable zone has
already setup.

Signed-off-by: Wang Nan <wangnan0@...wei.com>
Cc: Zhang Yanfei <zhangyanfei@...fujitsu.com>
Cc: Dave Hansen <dave.hansen@...el.com>
---
 arch/ia64/mm/init.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 25c3502..892d43e 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -631,7 +631,8 @@ int arch_add_memory(int nid, u64 start, u64 size)
 
 	pgdat = NODE_DATA(nid);
 
-	zone = pgdat->node_zones + ZONE_NORMAL;
+	zone = pgdat->node_zones +
+		zone_for_memory(nid, start, size, ZONE_NORMAL);
 	ret = __add_pages(nid, zone, start_pfn, nr_pages);
 
 	if (ret)
-- 
1.8.4

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