taglinefilesource code
cur_heads287drivers/block/hd.cif ((id.cur_valid&1) && id.cur_cyls && id.cur_heads && (id.cur_heads <= 16) && id.cur_sectors) {
cur_heads296drivers/block/hd.chd_info[dev].head = id.cur_heads;
cur_heads108include/linux/hdreg.hunsigned short  cur_heads;  /* logical heads */