__constant_cpu_to_le64   19 include/uapi/linux/byteorder/big_endian.h #define __constant_cpu_to_le64(x) ((__force __le64)___constant_swab64((x)))
__constant_cpu_to_le64   19 include/uapi/linux/byteorder/little_endian.h #define __constant_cpu_to_le64(x) ((__force __le64)(__u64)(x))