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authorKay Sievers <kay.sievers@vrfy.org>2006-09-14 13:23:28 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2006-12-02 01:51:59 +0300
commit99ef3ef8d5f2f5b5312627127ad63df27c0d0d05 (patch)
tree28fd0a0f84fd280bfa7cbcbca68b2818af003ee9
parentb9cafc7d5b8af0c71896f60dfcff40c71bd38a9a (diff)
downloadlinux-99ef3ef8d5f2f5b5312627127ad63df27c0d0d05.tar.xz
CONFIG_SYSFS_DEPRECATED - device symlinks
Turn off device symlinks CONFIG_SYSFS_DEPRECATED is enabled. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/base/core.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 8f8347b9197f..b565b7e9d40b 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -513,11 +513,13 @@ int device_add(struct device *dev)
if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
sysfs_create_link(&dev->class->subsys.kset.kobj,
&dev->kobj, dev->bus_id);
+#ifdef CONFIG_SYSFS_DEPRECATED
if (parent) {
sysfs_create_link(&dev->kobj, &dev->parent->kobj, "device");
class_name = make_class_name(dev->class->name, &dev->kobj);
sysfs_create_link(&dev->parent->kobj, &dev->kobj, class_name);
}
+#endif
}
if ((error = device_add_attrs(dev)))
@@ -639,7 +641,6 @@ void put_device(struct device * dev)
void device_del(struct device * dev)
{
struct device * parent = dev->parent;
- char *class_name = NULL;
struct class_interface *class_intf;
if (parent)
@@ -655,12 +656,16 @@ void device_del(struct device * dev)
if (dev->kobj.parent != &dev->class->subsys.kset.kobj)
sysfs_remove_link(&dev->class->subsys.kset.kobj,
dev->bus_id);
- class_name = make_class_name(dev->class->name, &dev->kobj);
+#ifdef CONFIG_SYSFS_DEPRECATED
if (parent) {
- sysfs_remove_link(&dev->kobj, "device");
+ char *class_name = make_class_name(dev->class->name,
+ &dev->kobj);
sysfs_remove_link(&dev->parent->kobj, class_name);
+ kfree(class_name);
+ sysfs_remove_link(&dev->kobj, "device");
}
- kfree(class_name);
+#endif
+
down(&dev->class->sem);
/* notify any interfaces that the device is now gone */
list_for_each_entry(class_intf, &dev->class->interfaces, node)
@@ -869,8 +874,10 @@ int device_rename(struct device *dev, char *new_name)
pr_debug("DEVICE: renaming '%s' to '%s'\n", dev->bus_id, new_name);
+#ifdef CONFIG_SYSFS_DEPRECATED
if ((dev->class) && (dev->parent))
old_class_name = make_class_name(dev->class->name, &dev->kobj);
+#endif
if (dev->class) {
old_symlink_name = kmalloc(BUS_ID_SIZE, GFP_KERNEL);
@@ -885,6 +892,7 @@ int device_rename(struct device *dev, char *new_name)
error = kobject_rename(&dev->kobj, new_name);
+#ifdef CONFIG_SYSFS_DEPRECATED
if (old_class_name) {
new_class_name = make_class_name(dev->class->name, &dev->kobj);
if (new_class_name) {
@@ -893,6 +901,8 @@ int device_rename(struct device *dev, char *new_name)
sysfs_remove_link(&dev->parent->kobj, old_class_name);
}
}
+#endif
+
if (dev->class) {
sysfs_remove_link(&dev->class->subsys.kset.kobj,
old_symlink_name);