39  * subsys->su_mutex is held.
720  * subsys->su_mutex is held.
778 	struct configfs_subsystem *subsys = NULL; /* gcc is a turd */  in link_group()  local
783 		subsys = parent_group->cg_subsys;  in link_group()
785 		subsys = to_configfs_subsystem(group);  in link_group()
788 	group->cg_subsys = subsys;  in link_group()
1106 int configfs_depend_item(struct configfs_subsystem *subsys,  in configfs_depend_item()  argument
1111 	struct config_item *s_item = &subsys->su_group.cg_item;  in configfs_depend_item()
1135 	/* Ok, now we can trust subsys/s_item */  in configfs_depend_item()
1181  * determine if we should lock root and check subsys or not. When we are
1183  * we know that subsys is valid and is not unregistered during this function
1260 	struct configfs_subsystem *subsys;  in configfs_mkdir()  local
1292 	subsys = to_config_group(parent_item)->cg_subsys;  in configfs_mkdir()
1293 	BUG_ON(!subsys);  in configfs_mkdir()
1307 	if (!subsys->su_group.cg_item.ci_type) {  in configfs_mkdir()
1311 	subsys_owner = subsys->su_group.cg_item.ci_type->ct_owner;  in configfs_mkdir()
1325 	mutex_lock(&subsys->su_mutex);  in configfs_mkdir()
1344 	mutex_unlock(&subsys->su_mutex);  in configfs_mkdir()
1404 		mutex_lock(&subsys->su_mutex);  in configfs_mkdir()
1413 		mutex_unlock(&subsys->su_mutex);  in configfs_mkdir()
1440 	struct configfs_subsystem *subsys;  in configfs_rmdir()  local
1452 	subsys = to_config_group(parent_item)->cg_subsys;  in configfs_rmdir()
1453 	BUG_ON(!subsys);  in configfs_rmdir()
1461 	BUG_ON(!subsys->su_group.cg_item.ci_type);  in configfs_rmdir()
1462 	subsys_owner = subsys->su_group.cg_item.ci_type->ct_owner;  in configfs_rmdir()
1523 		mutex_lock(&subsys->su_mutex);  in configfs_rmdir()
1529 		mutex_lock(&subsys->su_mutex);  in configfs_rmdir()
1535 	mutex_unlock(&subsys->su_mutex);  in configfs_rmdir()
1729 	struct configfs_subsystem *subsys = parent_group->cg_subsys;  in configfs_register_group()  local
1738 	mutex_lock(&subsys->su_mutex);  in configfs_register_group()
1740 	mutex_unlock(&subsys->su_mutex);  in configfs_register_group()
1757 	mutex_lock(&subsys->su_mutex);  in configfs_register_group()
1759 	mutex_unlock(&subsys->su_mutex);  in configfs_register_group()
1773 	struct configfs_subsystem *subsys = group->cg_subsys;  in configfs_unregister_group()  local
1797 	mutex_lock(&subsys->su_mutex);  in configfs_unregister_group()
1799 	mutex_unlock(&subsys->su_mutex);  in configfs_unregister_group()
1847 int configfs_register_subsystem(struct configfs_subsystem *subsys)  in configfs_register_subsystem()  argument
1850 	struct config_group *group = &subsys->su_group;  in configfs_register_subsystem()
1907 void configfs_unregister_subsystem(struct configfs_subsystem *subsys)  in configfs_unregister_subsystem()  argument
1909 	struct config_group *group = &subsys->su_group;  in configfs_unregister_subsystem()