taglinefilesource code
nextblock118fs/isofs/file.cint ra_blocks, max_block, nextblock;
nextblock149fs/isofs/file.cnextblock = -1;
nextblock171fs/isofs/file.cnextblock = (*bhb)->b_blocknr + 1;
nextblock195fs/isofs/file.cif((*bhb)->b_blocknr != nextblock) {
nextblock199fs/isofs/file.cnextblock = (*bhb)->b_blocknr + 1;