CONFIG_CRYPTO_CRC32C_VPMSUM is not available for the selected architecture x86.
Result is shown for architecture powerpc

CRC32c

modulename: crc32c-vpmsum.ko

configname: CONFIG_CRYPTO_CRC32C_VPMSUM

Linux Kernel Configuration
└─>Accelerated Cryptographic Algorithms for CPU (powerpc)
└─>CRC32c
In linux kernel since version 3.10 (release Date: 2013-06-30)
CRC32c CRC algorithm with the iSCSI polynomial (RFC 3385 and RFC 3720)

Architecture: powerpc64 using
- AltiVec extensions

Enable on POWER8 and newer processors for improved performance.
source code:
/arch/powerpc/crypto/