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authorWen Congyang <wency@cn.fujitsu.com>2012-12-11 16:00:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-11 17:22:23 -0800
commit8732794b166196cc501c2ddd9e7c97cf45ab64c5 (patch)
treef9a3f04d08054de5d296e0104f61d4a1b13fbfb6 /mm/hugetlb.c
parent97d0da2204ed9e34d9d42c2024c5bea5543f13c6 (diff)
downloadblackbird-op-linux-8732794b166196cc501c2ddd9e7c97cf45ab64c5.tar.gz
blackbird-op-linux-8732794b166196cc501c2ddd9e7c97cf45ab64c5.zip
numa: convert static memory to dynamically allocated memory for per node device
We use a static array to store struct node. In many cases, we don't have too many nodes, and some memory will be unused. Convert it to per-device dynamically allocated memory. Signed-off-by: Wen Congyang <wency@cn.fujitsu.com> Cc: David Rientjes <rientjes@google.com> Cc: Jiang Liu <liuj97@gmail.com> Cc: Minchan Kim <minchan.kim@gmail.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/hugetlb.c')
-rw-r--r--mm/hugetlb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 59a0059b39e2..1ef2cd4ae3c9 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1800,7 +1800,7 @@ static void hugetlb_unregister_all_nodes(void)
* remove hstate attributes from any nodes that have them.
*/
for (nid = 0; nid < nr_node_ids; nid++)
- hugetlb_unregister_node(&node_devices[nid]);
+ hugetlb_unregister_node(node_devices[nid]);
}
/*
@@ -1845,7 +1845,7 @@ static void hugetlb_register_all_nodes(void)
int nid;
for_each_node_state(nid, N_HIGH_MEMORY) {
- struct node *node = &node_devices[nid];
+ struct node *node = node_devices[nid];
if (node->dev.id == nid)
hugetlb_register_node(node);
}
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