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| author | Wen Congyang <wency@cn.fujitsu.com> | 2012-12-11 16:00:56 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-11 17:22:23 -0800 |
| commit | 8732794b166196cc501c2ddd9e7c97cf45ab64c5 (patch) | |
| tree | f9a3f04d08054de5d296e0104f61d4a1b13fbfb6 /arch | |
| parent | 97d0da2204ed9e34d9d42c2024c5bea5543f13c6 (diff) | |
| download | lwn-8732794b166196cc501c2ddd9e7c97cf45ab64c5.tar.gz lwn-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 'arch')
| -rw-r--r-- | arch/powerpc/kernel/sysfs.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index cf357a059ddb..3ce1f864c2d3 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); |