100         name: &str,  in register_device()
118                 dev_char_inode.add_dev(name, device.clone())?;  in register_device()
121                 if name.starts_with("tty") && name.len() > 3 {  in register_device()
122                     dev_root_inode.add_dev(name, device.clone())?;  in register_device()
137                 dev_block_inode.add_dev(name, device.clone())?;  in register_device()
151         name: &str,  in unregister_device()
168                 dev_char_inode.remove(name)?;  in unregister_device()
181                 dev_block_inode.remove(name)?;  in unregister_device()
248     pub fn add_dir(&self, name: &str) -> Result<(), SystemError> {  in add_dir()
251         if guard.children.contains_key(name) {  in add_dir()
255         match self.do_create_with_data(guard, name, FileType::Dir, 0o755 as u32, 0) {  in add_dir()
265     pub fn add_dev(&self, name: &str, dev: Arc<dyn IndexNode>) -> Result<(), SystemError> {  in add_dev()
268         if this.children.contains_key(name) {  in add_dev()
272         this.children.insert(name.to_string(), dev);  in add_dev()
276     pub fn remove(&self, name: &str) -> Result<(), SystemError> {  in remove()
281             .remove(name)  in remove()
357         name: &str,  in create_with_data()
365         return self.do_create_with_data(guard, name, file_type, mode, data);  in create_with_data()
368     fn find(&self, name: &str) -> Result<Arc<dyn IndexNode>, SystemError> {  in find()
375         match name {  in find()
382             name => {  in find()
384                 return Ok(inode.children.get(name).ok_or(SystemError::ENOENT)?.clone());  in find()
523 pub fn devfs_register<T: DeviceINode>(name: &str, device: Arc<T>) -> Result<(), SystemError> {  in devfs_register()
524     return devfs_exact_ref!().register_device(name, device);  in devfs_register()
529 pub fn devfs_unregister<T: DeviceINode>(name: &str, device: Arc<T>) -> Result<(), SystemError> {  in devfs_unregister()
530     return devfs_exact_ref!().unregister_device(name, device);  in devfs_unregister()