108         return Ok(self.inner_inode.fs().root_inode().metadata()?.inode_id  in is_mountpoint_root()
109             == self.inner_inode.metadata()?.inode_id);  in is_mountpoint_root()
118         let inode_id = self.metadata().unwrap().inode_id;  in overlaid_inode()
191     fn metadata(&self) -> Result<super::Metadata, i32> {  in metadata()  method
192         return self.inner_inode.metadata();  in metadata()
196     fn set_metadata(&self, metadata: &super::Metadata) -> Result<(), i32> {  in set_metadata()
197         return self.inner_inode.set_metadata(metadata);  in set_metadata()
227         let inode_id = self.inner_inode.find(name)?.metadata()?.inode_id;  in unlink()
239         let inode_id = self.inner_inode.find(name)?.metadata()?.inode_id;  in rmdir()
329         let metadata = self.inner_inode.metadata()?;  in mount()  localVariable
330         if metadata.file_type != FileType::Dir {  in mount()
340             .insert(metadata.inode_id, new_mount_fs.clone());  in mount()