814 	struct configfs_subsystem *subsys = NULL; /* gcc is a turd */  in link_group()  local
819 		subsys = parent_group->cg_subsys;  in link_group()
821 		subsys = to_configfs_subsystem(group);  in link_group()
824 	group->cg_subsys = subsys;  in link_group()
1142 int configfs_depend_item(struct configfs_subsystem *subsys,  in configfs_depend_item()  argument
1147 	struct config_item *s_item = &subsys->su_group.cg_item;  in configfs_depend_item()
1296 	struct configfs_subsystem *subsys;  in configfs_mkdir()  local
1328 	subsys = to_config_group(parent_item)->cg_subsys;  in configfs_mkdir()
1329 	BUG_ON(!subsys);  in configfs_mkdir()
1343 	if (!subsys->su_group.cg_item.ci_type) {  in configfs_mkdir()
1347 	subsys_owner = subsys->su_group.cg_item.ci_type->ct_owner;  in configfs_mkdir()
1361 	mutex_lock(&subsys->su_mutex);  in configfs_mkdir()
1380 	mutex_unlock(&subsys->su_mutex);  in configfs_mkdir()
1440 		mutex_lock(&subsys->su_mutex);  in configfs_mkdir()
1449 		mutex_unlock(&subsys->su_mutex);  in configfs_mkdir()
1476 	struct configfs_subsystem *subsys;  in configfs_rmdir()  local
1488 	subsys = to_config_group(parent_item)->cg_subsys;  in configfs_rmdir()
1489 	BUG_ON(!subsys);  in configfs_rmdir()
1497 	BUG_ON(!subsys->su_group.cg_item.ci_type);  in configfs_rmdir()
1498 	subsys_owner = subsys->su_group.cg_item.ci_type->ct_owner;  in configfs_rmdir()
1559 		mutex_lock(&subsys->su_mutex);  in configfs_rmdir()
1565 		mutex_lock(&subsys->su_mutex);  in configfs_rmdir()
1571 	mutex_unlock(&subsys->su_mutex);  in configfs_rmdir()
1757 	struct configfs_subsystem *subsys = parent_group->cg_subsys;  in configfs_register_group()  local
1766 	mutex_lock(&subsys->su_mutex);  in configfs_register_group()
1768 	mutex_unlock(&subsys->su_mutex);  in configfs_register_group()
1785 	mutex_lock(&subsys->su_mutex);  in configfs_register_group()
1787 	mutex_unlock(&subsys->su_mutex);  in configfs_register_group()
1801 	struct configfs_subsystem *subsys = group->cg_subsys;  in configfs_unregister_group()  local
1825 	mutex_lock(&subsys->su_mutex);  in configfs_unregister_group()
1827 	mutex_unlock(&subsys->su_mutex);  in configfs_unregister_group()
1875 int configfs_register_subsystem(struct configfs_subsystem *subsys)  in configfs_register_subsystem()  argument
1878 	struct config_group *group = &subsys->su_group;  in configfs_register_subsystem()
1938 void configfs_unregister_subsystem(struct configfs_subsystem *subsys)  in configfs_unregister_subsystem()  argument
1940 	struct config_group *group = &subsys->su_group;  in configfs_unregister_subsystem()