246     pub fn len(&self) -> usize {  in len()  method
266         let len = out.len();  in read_raw()  localVariable
268         if len > self.length {  in read_raw()
273         let res = unsafe { bindings::copy_from_user(out_ptr, self.ptr.as_const_ptr(), len) };  in read_raw()
277         self.ptr = self.ptr.wrapping_byte_add(len);  in read_raw()
278         self.length -= len;  in read_raw()
300         let end = offset.saturating_add(self.len()).min(out.len());  in read_slice_partial()
307         Ok(dst.len())  in read_slice_partial()
340         let len = size_of::<T>();  in read()  localVariable
341         if len > self.length {  in read()
354                 len,  in read()
360         self.ptr = self.ptr.wrapping_byte_add(len);  in read()
361         self.length -= len;  in read()
371         let len = self.length;  in read_all()  localVariable
372         buf.reserve(len, flags)?;  in read_all()
375         self.read_raw(&mut buf.spare_capacity_mut()[..len])?;  in read_all()
379         unsafe { buf.inc_len(len) };  in read_all()
402         if dst.len() > self.length {  in strcpy_into_buf()
406         let mut len = raw_strncpy_from_user(dst, self.ptr)?;  in strcpy_into_buf()  localVariable
407         if len < dst.len() {  in strcpy_into_buf()
409             len += 1;  in strcpy_into_buf()
410         } else if len < buf.len() {  in strcpy_into_buf()
439         Ok(unsafe { CStr::from_bytes_with_nul_unchecked(&buf[..len]) })  in strcpy_into_buf()
455     pub fn len(&self) -> usize {  in len()  method
469     unsafe fn write_raw(&mut self, from: *const u8, len: usize) -> Result {  in write_raw()
470         if len > self.length {  in write_raw()
476         let res = unsafe { bindings::copy_to_user(self.ptr.as_mut_ptr(), from.cast(), len) };  in write_raw()
480         self.ptr = self.ptr.wrapping_byte_add(len);  in write_raw()
481         self.length -= len;  in write_raw()
493         unsafe { self.write_raw(data.as_ptr(), data.len()) }  in write_slice()
534         let len = alloc.size();  in write_dma()  localVariable
535         if offset.checked_add(count).ok_or(EOVERFLOW)? > len {  in write_dma()
539         if count > self.len() {  in write_dma()
562         let end = offset.saturating_add(self.len()).min(data.len());  in write_slice_partial()
569         Ok(src.len())  in write_slice_partial()
603         let len = size_of::<T>();  in write()  localVariable
604         if len > self.length {  in write()
617                 len,  in write()
623         self.ptr = self.ptr.wrapping_byte_add(len);  in write()
624         self.length -= len;  in write()
643     let len = dst.len() as isize;  in raw_strncpy_from_user()  localVariable
650             len,  in raw_strncpy_from_user()
659     assert!(res <= len);  in raw_strncpy_from_user()