high_16_bits
minor = high_16_bits(lower_32_bits(fw_ver));
raw_inode->i_uid_high = cpu_to_le16(high_16_bits(uid));
raw_inode->i_gid_high = cpu_to_le16(high_16_bits(gid));
cpu_to_le16(high_16_bits(i_uid));
cpu_to_le16(high_16_bits(i_gid));