225                     .children  in get_entry_name()
227                     .filter(|k| inode.children.get(*k).unwrap().metadata().unwrap().inode_id == ino)  in get_entry_name()
260                 return Ok(inode.children.get(name).ok_or(SystemError::ENOENT)?.clone());  in find()
278         keys.append(&mut self.0.lock().children.keys().cloned().collect());  in list()
298         if guard.children.contains_key(_name) {  in do_create_with_data()
306             children: BTreeMap::new(),  in do_create_with_data()
330         guard.children.insert(String::from(_name), result.clone());  in do_create_with_data()
342         if guard.children.contains_key(name) {  in add_dir()
362         if this.children.contains_key(name) {  in add_file()
366         this.children.insert(name.to_string(), file);  in add_file()
390             .children  in remove()
407     children: BTreeMap<String, Arc<dyn IndexNode>>,  field
428             children: BTreeMap::new(),  in new_with_parent()