i_ffs_first_data_blk
KASSERT(ip->i_ffs_first_data_blk != 0);
return ip->i_ffs_first_data_blk + ffs_blkstofrags(fs, lbn);
KASSERT(ip->i_ffs_first_data_blk != 0);
return ip->i_ffs_first_data_blk + ffs_blkstofrags(fs, lbn);
VTOI(vp)->i_ffs_first_data_blk = addr;