53 ///     let (read, mut write) = UserSlice::new(uptr, len).reader_writer();
55 ///     let mut buf = KVec::new();
76 ///     let read = UserSlice::new(uptr, len).reader();
78 ///     let mut buf = KVec::new();
90 ///     let read = UserSlice::new(uptr, len).reader();
92 ///     let mut buf = KVec::new();
222         let len = out.len();  in read_raw()
223         let out_ptr = out.as_mut_ptr().cast::<c_void>();  in read_raw()
229         let res = unsafe { bindings::copy_from_user(out_ptr, self.ptr as *const c_void, len) };  in read_raw()
245         let out = unsafe { &mut *(out as *mut [u8] as *mut [MaybeUninit<u8>]) };  in read_slice()
254         let len = size_of::<T>();  in read()
258         let mut out: MaybeUninit<T> = MaybeUninit::uninit();  in read()
264         let res = unsafe {  in read()
285         let len = self.length;  in read_all()
326         let len = data.len();  in write_slice()
327         let data_ptr = data.as_ptr().cast::<c_void>();  in write_slice()
333         let res = unsafe { bindings::copy_to_user(self.ptr as *mut c_void, data_ptr, len) };  in write_slice()
348         let len = size_of::<T>();  in write()
358         let res = unsafe {  in write()