isofs_iget
rv = d_obtain_alias(isofs_iget(child_inode->i_sb, parent_block,
inode = isofs_iget(sb, block, offset);
ninode = isofs_iget(inode->i_sb, nextblk, nextoff);
inode = isofs_iget(s, sbi->s_firstdatazone, 0);
inode = isofs_iget(s, sbi->s_firstdatazone, 0);
inode = found ? isofs_iget(dir->i_sb, block, offset) : NULL;