782 	struct configfs_subsystem *subsys = NULL; /* gcc is a turd */  in link_group()  local
787 		subsys = parent_group->cg_subsys;  in link_group()
789 		subsys = to_configfs_subsystem(group);  in link_group()
792 	group->cg_subsys = subsys;  in link_group()
1108 int configfs_depend_item(struct configfs_subsystem *subsys,  in configfs_depend_item()  argument
1113 	struct config_item *s_item = &subsys->su_group.cg_item;  in configfs_depend_item()
1261 	struct configfs_subsystem *subsys;  in configfs_mkdir()  local
1286 	subsys = to_config_group(parent_item)->cg_subsys;  in configfs_mkdir()
1287 	BUG_ON(!subsys);  in configfs_mkdir()
1301 	if (!subsys->su_group.cg_item.ci_type) {  in configfs_mkdir()
1305 	subsys_owner = subsys->su_group.cg_item.ci_type->ct_owner;  in configfs_mkdir()
1319 	mutex_lock(&subsys->su_mutex);  in configfs_mkdir()
1338 	mutex_unlock(&subsys->su_mutex);  in configfs_mkdir()
1398 		mutex_lock(&subsys->su_mutex);  in configfs_mkdir()
1407 		mutex_unlock(&subsys->su_mutex);  in configfs_mkdir()
1433 	struct configfs_subsystem *subsys;  in configfs_rmdir()  local
1444 	subsys = to_config_group(parent_item)->cg_subsys;  in configfs_rmdir()
1445 	BUG_ON(!subsys);  in configfs_rmdir()
1453 	BUG_ON(!subsys->su_group.cg_item.ci_type);  in configfs_rmdir()
1454 	subsys_owner = subsys->su_group.cg_item.ci_type->ct_owner;  in configfs_rmdir()
1504 		mutex_lock(&subsys->su_mutex);  in configfs_rmdir()
1510 		mutex_lock(&subsys->su_mutex);  in configfs_rmdir()
1516 	mutex_unlock(&subsys->su_mutex);  in configfs_rmdir()
1746 	struct configfs_subsystem *subsys = parent_group->cg_subsys;  in configfs_register_group()  local
1750 	mutex_lock(&subsys->su_mutex);  in configfs_register_group()
1752 	mutex_unlock(&subsys->su_mutex);  in configfs_register_group()
1776 	struct configfs_subsystem *subsys = group->cg_subsys;  in configfs_unregister_group()  local
1780 	mutex_lock(&subsys->su_mutex);  in configfs_unregister_group()
1788 	mutex_unlock(&subsys->su_mutex);  in configfs_unregister_group()
1803 	mutex_lock(&subsys->su_mutex);  in configfs_unregister_group()
1806 	mutex_unlock(&subsys->su_mutex);  in configfs_unregister_group()
1854 int configfs_register_subsystem(struct configfs_subsystem *subsys)  in configfs_register_subsystem()  argument
1857 	struct config_group *group = &subsys->su_group;  in configfs_register_subsystem()
1902 void configfs_unregister_subsystem(struct configfs_subsystem *subsys)  in configfs_unregister_subsystem()  argument
1904 	struct config_group *group = &subsys->su_group;  in configfs_unregister_subsystem()