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Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/core.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 9248e0927d08..be288b5e4180 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -787,6 +787,10 @@ int device_add(struct device *dev)
parent = get_device(dev->parent);
setup_parent(dev, parent);
+ /* use parent numa_node */
+ if (parent)
+ set_dev_node(dev, dev_to_node(parent));
+
/* first, register with generic layer. */
error = kobject_add(&dev->kobj, dev->kobj.parent, "%s", dev->bus_id);
if (error)
@@ -1306,8 +1310,11 @@ int device_move(struct device *dev, struct device *new_parent)
dev->parent = new_parent;
if (old_parent)
klist_remove(&dev->knode_parent);
- if (new_parent)
+ if (new_parent) {
klist_add_tail(&dev->knode_parent, &new_parent->klist_children);
+ set_dev_node(dev, dev_to_node(new_parent));
+ }
+
if (!dev->class)
goto out_put;
error = device_move_class_links(dev, old_parent, new_parent);
@@ -1317,9 +1324,12 @@ int device_move(struct device *dev, struct device *new_parent)
if (!kobject_move(&dev->kobj, &old_parent->kobj)) {
if (new_parent)
klist_remove(&dev->knode_parent);
- if (old_parent)
+ dev->parent = old_parent;
+ if (old_parent) {
klist_add_tail(&dev->knode_parent,
&old_parent->klist_children);
+ set_dev_node(dev, dev_to_node(old_parent));
+ }
}
cleanup_glue_dir(dev, new_parent_kobj);
put_device(new_parent);