[PATCH v2 4/7] memory-hotplug: ia64: suitable memory should go to ZONE_MOVABLE

Wang Nan
2014-07-21T03:46:39Z

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@huawei.com>
Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Cc: Dave Hansen <dave.hansen@intel.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