620 static void detach_groups(struct config_group *group)  in detach_groups()  argument
622 	struct dentry * dentry = dget(group->cg_item.ci_dentry);  in detach_groups()
665 				struct config_group *group)  in create_default_group()  argument
672 	if (!group->cg_item.ci_name)  in create_default_group()
673 		group->cg_item.ci_name = group->cg_item.ci_namebuf;  in create_default_group()
676 	child = d_alloc_name(parent, group->cg_item.ci_name);  in create_default_group()
681 					    &group->cg_item, child);  in create_default_group()
695 static int populate_groups(struct config_group *group)  in populate_groups()  argument
700 	list_for_each_entry(new_group, &group->default_groups, group_entry) {  in populate_groups()
701 		ret = create_default_group(group, new_group);  in populate_groups()
703 			detach_groups(group);  in populate_groups()
711 void configfs_remove_default_groups(struct config_group *group)  in configfs_remove_default_groups()  argument
715 	list_for_each_entry_safe(g, n, &group->default_groups, group_entry) {  in configfs_remove_default_groups()
729 	struct config_group *group;  in unlink_obj()  local
731 	group = item->ci_group;  in unlink_obj()
732 	if (group) {  in unlink_obj()
742 		config_group_put(group);  in unlink_obj()
768 static void unlink_group(struct config_group *group)  in unlink_group()  argument
772 	list_for_each_entry(new_group, &group->default_groups, group_entry)  in unlink_group()
775 	group->cg_subsys = NULL;  in unlink_group()
776 	unlink_obj(&group->cg_item);  in unlink_group()
779 static void link_group(struct config_group *parent_group, struct config_group *group)  in link_group()  argument
784 	link_obj(&parent_group->cg_item, &group->cg_item);  in link_group()
789 		subsys = to_configfs_subsystem(group);  in link_group()
792 	group->cg_subsys = subsys;  in link_group()
794 	list_for_each_entry(new_group, &group->default_groups, group_entry)  in link_group()
795 		link_group(group, new_group);  in link_group()
1258 	struct config_group *group = NULL;  in configfs_mkdir()  local
1321 		group = type->ct_group_ops->make_group(to_config_group(parent_item), name);  in configfs_mkdir()
1322 		if (!group)  in configfs_mkdir()
1323 			group = ERR_PTR(-ENOMEM);  in configfs_mkdir()
1324 		if (!IS_ERR(group)) {  in configfs_mkdir()
1325 			link_group(to_config_group(parent_item), group);  in configfs_mkdir()
1326 			item = &group->cg_item;  in configfs_mkdir()
1328 			ret = PTR_ERR(group);  in configfs_mkdir()
1384 	if (group)  in configfs_mkdir()
1401 		if (group)  in configfs_mkdir()
1402 			unlink_group(group);  in configfs_mkdir()
1744 			    struct config_group *group)  in configfs_register_group()  argument
1751 	link_group(parent_group, group);  in configfs_register_group()
1757 	ret = create_default_group(parent_group, group);  in configfs_register_group()
1760 		configfs_dir_set_ready(group->cg_item.ci_dentry->d_fsdata);  in configfs_register_group()
1774 void configfs_unregister_group(struct config_group *group)  in configfs_unregister_group()  argument
1776 	struct configfs_subsystem *subsys = group->cg_subsys;  in configfs_unregister_group()
1777 	struct dentry *dentry = group->cg_item.ci_dentry;  in configfs_unregister_group()
1778 	struct dentry *parent = group->cg_item.ci_parent->ci_dentry;  in configfs_unregister_group()
1785 	configfs_detach_group(&group->cg_item);  in configfs_unregister_group()
1794 	unlink_group(group);  in configfs_unregister_group()
1816 	struct config_group *group;  in configfs_register_default_group()  local
1818 	group = kzalloc(sizeof(*group), GFP_KERNEL);  in configfs_register_default_group()
1819 	if (!group)  in configfs_register_default_group()
1821 	config_group_init_type_name(group, name, item_type);  in configfs_register_default_group()
1823 	ret = configfs_register_group(parent_group, group);  in configfs_register_default_group()
1825 		kfree(group);  in configfs_register_default_group()
1828 	return group;  in configfs_register_default_group()
1836 void configfs_unregister_default_group(struct config_group *group)  in configfs_unregister_default_group()  argument
1838 	configfs_unregister_group(group);  in configfs_unregister_default_group()
1839 	kfree(group);  in configfs_unregister_default_group()
1846 	struct config_group *group = &subsys->su_group;  in configfs_register_subsystem()  local
1855 	if (!group->cg_item.ci_name)  in configfs_register_subsystem()
1856 		group->cg_item.ci_name = group->cg_item.ci_namebuf;  in configfs_register_subsystem()
1859 	link_group(to_config_group(sd->s_element), group);  in configfs_register_subsystem()
1864 	dentry = d_alloc_name(root, group->cg_item.ci_name);  in configfs_register_subsystem()
1868 		err = configfs_attach_group(sd->s_element, &group->cg_item,  in configfs_register_subsystem()
1884 		unlink_group(group);  in configfs_register_subsystem()
1893 	struct config_group *group = &subsys->su_group;  in configfs_unregister_subsystem()  local
1894 	struct dentry *dentry = group->cg_item.ci_dentry;  in configfs_unregister_subsystem()
1912 	configfs_detach_group(&group->cg_item);  in configfs_unregister_subsystem()
1923 	unlink_group(group);  in configfs_unregister_subsystem()