[XFS] merge xfs_arch.h userspace changes back

#undef XFS_NATIVE_HOST

#endif

#ifdef XFS_NATIVE_HOST

#define cpu_to_be16(val)	((__be16)(val))

#define cpu_to_be32(val)	((__be32)(val))

#define cpu_to_be64(val)	((__be64)(val))

#define be16_to_cpu(val)	((__uint16_t)(val)

#define be32_to_cpu(val)	((__uint32_t)(val))

#define be64_to_cpu(val)	((__uint64_t)(val))

#else

#define cpu_to_be16(val)	(__swab16((__uint16_t)(val)))

#define cpu_to_be32(val)	(__swab32((__uint32_t)(val)))

#define cpu_to_be64(val)	(__swab64((__uint64_t)(val)))

#define be16_to_cpu(val)	(__swab16((__be16)(val)))

#define be32_to_cpu(val)	(__swab32((__be32)(val)))

#define be64_to_cpu(val)	(__swab64((__be64)(val)))

#endif

#endif	/* __KERNEL__ */

/* do we need conversion? */