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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 /arch/powerpc/kernel
parent97d0da2204ed9e34d9d42c2024c5bea5543f13c6 (diff)
downloadlinaro-lsk-8732794b166196cc501c2ddd9e7c97cf45ab64c5.tar.gz
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 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/sysfs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index cf357a059dd..3ce1f864c2d 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -607,7 +607,7 @@ static void register_nodes(void)
int sysfs_add_device_to_node(struct device *dev, int nid)
{
- struct node *node = &node_devices[nid];
+ struct node *node = node_devices[nid];
return sysfs_create_link(&node->dev.kobj, &dev->kobj,
kobject_name(&dev->kobj));
}
@@ -615,7 +615,7 @@ EXPORT_SYMBOL_GPL(sysfs_add_device_to_node);
void sysfs_remove_device_from_node(struct device *dev, int nid)
{
- struct node *node = &node_devices[nid];
+ struct node *node = node_devices[nid];
sysfs_remove_link(&node->dev.kobj, kobject_name(&dev->kobj));
}
EXPORT_SYMBOL_GPL(sysfs_remove_device_from_node);