Hi Liu, Wu,
I got it, thank you very much. The idea is very helpful. :)
I'll apply your patches and do some tests later.
Thanks. :)
On 12/06/2012 10:51 AM, Jianguo Wu wrote:
Hi Tang,
There is a bug in Gerry's patch, please apply this patch to fix it.
---
mm/page_alloc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 41c3b51..d981810 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4383,7 +4383,7 @@ static int __init
find_zone_movable_from_movablecore_map(void)
*/
start_pfn = max(start_pfn,
movablecore_map.map[map_pos].start);
- zone_movable_pfn[nid] = roundup(zone_movable_pfn[nid],
+ zone_movable_pfn[nid] = roundup(start_pfn,
MAX_ORDER_NR_PAGES);
break;
}
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