1332             let curr_addr = address + nwritten as u64;  in zero_bytes()  localVariable
1333             let count = self.limit_range_cluster(curr_addr, write_count - nwritten);  in zero_bytes()
1337                 self.deallocate_cluster(curr_addr)?;  in zero_bytes()
1344                     Some(self.file_offset_write(curr_addr)?)  in zero_bytes()
1348                     self.file_offset_read(curr_addr)?  in zero_bytes()
1485             let curr_addr = address + nread as u64;  in read_cb()  localVariable
1486             let file_offset = self.file_offset_read(curr_addr)?;  in read_cb()
1487             let count = self.limit_range_cluster(curr_addr, read_count - nread);  in read_cb()
1492                 cb(Some(backing.as_mut()), nread, curr_addr, count)?;  in read_cb()
1512             let curr_addr = address + nwritten as u64;  in write_cb()  localVariable
1513             let offset = self.file_offset_write(curr_addr)?;  in write_cb()
1514             let count = self.limit_range_cluster(curr_addr, write_count - nwritten);  in write_cb()