taglinefilesource code
nextblock119fs/isofs/file.cint ra_blocks, max_block, nextblock;
nextblock150fs/isofs/file.cnextblock = -1;
nextblock172fs/isofs/file.cnextblock = (*bhb)->b_blocknr + 1;
nextblock196fs/isofs/file.cif((*bhb)->b_blocknr != nextblock) {
nextblock200fs/isofs/file.cnextblock = (*bhb)->b_blocknr + 1;