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Date: Mon, 21 Jul 2014 11:46:38 +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 3/7] memory-hotplug: x86_32: suitable memory should go to ZONE_MOVABLE This patch introduces zone_for_memory() to arch_add_memory() on x86_32 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/x86/mm/init_32.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index e395048..7d05565 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -825,7 +825,8 @@ void __init mem_init(void) int arch_add_memory(int nid, u64 start, u64 size) { struct pglist_data *pgdata = NODE_DATA(nid); - struct zone *zone = pgdata->node_zones + ZONE_HIGHMEM; + struct zone *zone = pgdata->node_zones + + zone_for_memory(nid, start, size, ZONE_HIGHMEM); unsigned long start_pfn = start >> PAGE_SHIFT; unsigned long nr_pages = size >> PAGE_SHIFT; -- 1.8.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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