97     pub fn register_device<T: DeviceINode>(&self, name: &str, device: Arc<T>) -> Result<(), i32> {  in register_device()  argument
138     pub fn unregister_device<T: DeviceINode>(&self, name: &str, device: Arc<T>) -> Result<(), i32> {  in unregister_device()  argument
233     pub fn add_dir(&self, name: &str) -> Result<(), i32> {  in add_dir()  argument
250     pub fn add_dev(&self, name: &str, dev: Arc<dyn IndexNode>) -> Result<(), i32> {  in add_dev()  argument
261     pub fn remove(&self, name: &str) -> Result<(), i32> {  in remove()  argument
276         _data: usize,) -> Result<Arc<dyn IndexNode>, i32>{  in do_create_with_data()
325     fn open(&self, _data: &mut super::vfs::FilePrivateData) -> Result<(), i32> {  in open()  argument
329     fn close(&self, _data: &mut super::vfs::FilePrivateData) -> Result<(), i32> {  in close()  argument
339     ) -> Result<Arc<dyn IndexNode>, i32> {  in create_with_data()
346     fn find(&self, name: &str) -> Result<Arc<dyn IndexNode>, i32> {  in find()
371     fn get_entry_name(&self, ino: super::vfs::InodeId) -> Result<String, i32> {  in get_entry_name()
403     fn ioctl(&self, _cmd: u32, _data: usize) -> Result<usize, i32> {  in ioctl()
407     fn list(&self) -> Result<Vec<String>, i32> {  in list()
421     fn metadata(&self) -> Result<Metadata, i32> {  in metadata()
425     fn set_metadata(&self, metadata: &Metadata) -> Result<(), i32> {  in set_metadata()  argument
437     fn poll(&self) -> Result<super::vfs::PollStatus, i32> {  in poll()
458     ) -> Result<usize, i32> {  in read_at()
469     ) -> Result<usize, i32> {  in write_at()
483         let devfs_inode: Result<Arc<dyn IndexNode>, i32> = ROOT_INODE().find("dev");
502 pub fn devfs_register<T: DeviceINode>(name: &str, device: Arc<T>) -> Result<(), i32> {  in devfs_register()  argument
508 pub fn devfs_unregister<T: DeviceINode>(name: &str, device: Arc<T>) -> Result<(), i32> {  in devfs_unregister()  argument