CRC32c CRC algorithm (powerpc64)

modulename: crc32c-vpmsum.ko

configname: CONFIG_CRYPTO_CRC32C_VPMSUM

Linux Kernel Configuration
└─>Cryptographic API
└─>CRC32c CRC algorithm (powerpc64)
In linux kernel since version 3.10 (release Date: 2013-06-30)  
CRC32c algorithm implemented using vector polynomial multiply-sum
(vpmsum) instructions, introduced in POWER8. Enable on POWER8
and newer processors for improved performance.

source code:
arch/powerpc/crypto/