CONFIG_CRYPTO_DRBG_HMAC (not configurable)

configname: CONFIG_CRYPTO_DRBG_HMAC

Linux Kernel Configuration
└─>Cryptographic API
└─>NIST SP800-90A DRBG
└─>CRYPTO_DRBG_HMAC
In linux kernel since version 3.10 (release Date: 2013-06-30)