}
}
+static void
+__device_free_unused(struct device *dev)
+{
+ if (!list_empty(&dev->users))
+ return;
+
+ device_free(dev);
+}
+
void device_remove_user(struct device_user *dep)
{
struct device *dev = dep->dev;
device_release(dep);
list_del(&dep->list);
-
- if (list_empty(&dev->users)) {
- /* all references have gone away, remove this device */
- device_free(dev);
- }
-
dep->dev = NULL;
+ __device_free_unused(dev);
}
void
-device_free_all(void)
+device_free_unused(struct device *dev)
{
- struct device *dev, *tmp;
+ struct device *tmp;
- avl_for_each_element_safe(&devices, dev, avl, tmp) {
- if (!list_empty(&dev->users))
- continue;
+ if (dev)
+ return __device_free_unused(dev);
- device_free(dev);
- }
+ avl_for_each_element_safe(&devices, dev, avl, tmp)
+ __device_free_unused(dev);
}