__cpu_to_be64
#define cpu_to_be64(x) (u64)__cpu_to_be64((u64)(x))
#define cpu_to_be64p(x) (u64)__cpu_to_be64(*(u64*)(x))
#define cpu_to_sbe64(x) (s64)__cpu_to_be64((s64)(x))
#define cpu_to_sbe64p(x) (s64)__cpu_to_be64(*(s64*)(x))