Hi Michael,
> The optimised crc32c implementation depends on VMX (aka. Altivec)
> instructions, so the kernel must be built with Altivec support in
> order for the crc32c code to build.
Thanks for that, looks good.
Acked-by: Anton Blanchard <an...@samba.org>
> Fixes: 6dd7a82cc54e ("crypto: powerpc - Add POWER8 optimised crc32c")
> Signed-off-by: Michael Ellerman <m...@ellerman.id.au>
> ---
> crypto/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/crypto/Kconfig b/crypto/Kconfig
> index a9377bef25e3..84d71482bf08 100644
> --- a/crypto/Kconfig
> +++ b/crypto/Kconfig
> @@ -439,7 +439,7 @@ config CRYPTO_CRC32C_INTEL
>
> config CRYPT_CRC32C_VPMSUM
> tristate "CRC32c CRC algorithm (powerpc64)"
> - depends on PPC64
> + depends on PPC64 && ALTIVEC
> select CRYPTO_HASH
> select CRC32
> help
