hpfs_map_4sectors
void *hpfs_map_4sectors(struct super_block *, unsigned, struct quad_buffer_head *, int);
return hpfs_map_4sectors(s, hpfs_sb(s)->sb_dmap, qbh, 0);
if (!(directory = hpfs_map_4sectors(s, le32_to_cpu(spareblock->hotfix_map), &qbh, 0))) {
if ((dnode = hpfs_map_4sectors(s, secno, qbh, DNODE_RD_AHEAD)))
ret = hpfs_map_4sectors(s, sec, qbh, 4);
bits = hpfs_map_4sectors(s, secno, &qbh, 0);