+ if (!dev->config_pending)
+ continue;
+
+ dev->type->config_init(dev);
+ dev->config_pending = false;
+ }
+}
+
+enum dev_change_type
+device_set_config(struct device *dev, const struct device_type *type,
+ struct blob_attr *attr)
+{
+ struct blob_attr *tb[__DEV_ATTR_MAX];
+ const struct uci_blob_param_list *cfg = type->config_params;
+
+ if (type != dev->type)
+ return DEV_CONFIG_RECREATE;
+
+ if (dev->type->reload)
+ return dev->type->reload(dev, attr);
+
+ if (uci_blob_check_equal(dev->config, attr, cfg))
+ return DEV_CONFIG_NO_CHANGE;
+
+ if (cfg == &device_attr_list) {
+ memset(tb, 0, sizeof(tb));
+
+ if (attr)
+ blobmsg_parse(dev_attrs, __DEV_ATTR_MAX, tb,
+ blob_data(attr), blob_len(attr));
+
+ device_init_settings(dev, tb);
+ return DEV_CONFIG_RESTART;
+ } else
+ return DEV_CONFIG_RECREATE;
+}
+
+enum dev_change_type
+device_apply_config(struct device *dev, const struct device_type *type,
+ struct blob_attr *config)
+{
+ enum dev_change_type change;
+
+ change = device_set_config(dev, type, config);
+ if (dev->external) {
+ system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
+ change = DEV_CONFIG_APPLIED;
+ }
+
+ switch (change) {
+ case DEV_CONFIG_RESTART:
+ case DEV_CONFIG_APPLIED:
+ D(DEVICE, "Device '%s': config applied\n", dev->ifname);
+ config = blob_memdup(config);
+ free(dev->config);
+ dev->config = config;
+ if (change == DEV_CONFIG_RESTART && dev->present) {
+ device_set_present(dev, false);
+ if (dev->active && !dev->external) {
+ dev->set_state(dev, false);
+ dev->set_state(dev, true);
+ }
+ device_set_present(dev, true);
+ }
+ break;
+ case DEV_CONFIG_NO_CHANGE:
+ D(DEVICE, "Device '%s': no configuration change\n", dev->ifname);
+ break;
+ case DEV_CONFIG_RECREATE:
+ break;
+ }
+
+ return change;
+}
+
+static void
+device_replace(struct device *dev, struct device *odev)
+{
+ struct device_user *dep, *tmp;
+ bool present = odev->present;
+
+ if (present)
+ device_set_present(odev, false);
+
+ list_for_each_entry_safe(dep, tmp, &odev->users.list, list.list) {
+ device_release(dep);
+ safe_list_del(&dep->list);
+ safe_list_add(&dep->list, &dev->users);
+ dep->dev = dev;
+ }
+ device_free(odev);
+
+ if (present)
+ device_set_present(dev, true);
+}
+
+void
+device_reset_config(void)
+{
+ struct device *dev;
+
+ avl_for_each_element(&devices, dev, avl)
+ dev->current_config = false;
+}
+
+void
+device_reset_old(void)
+{
+ struct device *dev, *tmp, *ndev;
+
+ avl_for_each_element_safe(&devices, dev, avl, tmp) {
+ if (dev->current_config || dev->default_config)