__be16_to_cpu 42 include/uapi/linux/byteorder/big_endian.h #define __be16_to_cpu(x) ((__force __u16)(__be16)(x)) __be16_to_cpu 42 include/uapi/linux/byteorder/little_endian.h #define __be16_to_cpu(x) __swab16((__force __u16)(__be16)(x))