[PATCH v4] arm: use built-in byte swap function

[Russell King - ARM Linux]

On Thu, Jan 31, 2013 at 06:37:47PM -0600, Kim Phillips wrote:
> +#if GCC_VERSION >= 40600
> +#define __HAVE_BUILTIN_BSWAP32__
> +#define __HAVE_BUILTIN_BSWAP64__

You really aren't listening to anything that's been said to you.