lkml.org 
[lkml]   [2014]   [Jul]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 3/7] memory-hotplug: x86_32: suitable memory should go to ZONE_MOVABLE
Date
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@huawei.com>
Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Cc: Dave Hansen <dave.hansen@intel.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


\
 
 \ /
  Last update: 2014-07-21 06:41    [W:0.063 / U:0.500 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site