57         buf: &mut [u8],  in read_at()
61         if count * 512 > buf.len() || check_length > u16::MAX as usize {  in read_at()
98         let mut buf_ptr = buf as *mut [u8] as *mut usize as usize;  in read_at()
102         let user_buf = if unsafe { verify_area(buf_ptr as u64, buf.len() as u64) } {  in read_at()
108             let mut x: Vec<u8> = Vec::with_capacity(buf.len());  in read_at()
110                 x.set_len(buf.len());  in read_at()
204             buf.copy_from_slice(kbuf.as_ref().unwrap());  in read_at()
216         buf: &[u8],  in write_at()
220         if count * 512 > buf.len() || check_length > u16::MAX as usize {  in write_at()
260         let mut buf_ptr = buf as *const [u8] as *mut usize as usize;  in write_at()
264         let user_buf = if unsafe { verify_area(buf_ptr as u64, buf.len() as u64) } {  in write_at()
270             let mut x: Vec<u8> = Vec::with_capacity(buf.len());  in write_at()
271             x.resize(buf.len(), 0);  in write_at()
272             x.copy_from_slice(buf);  in write_at()
406         let mut buf: Vec<u8> = Vec::new();  in read_mbr_table()  localVariable
407         buf.resize(size_of::<MbrDiskPartionTable>(), 0);  in read_mbr_table()
409         self.read_at(0, 1, &mut buf)?;  in read_mbr_table()
412         let mut cursor = VecCursor::new(buf);  in read_mbr_table()
454         buf: &mut [u8],  in read_at()
460         return self.0.lock().read_at(lba_id_start, count, buf);  in read_at()
468         buf: &[u8],  in write_at()
470         self.0.lock().write_at(lba_id_start, count, buf)  in write_at()