CONFIG_CRYPTO_DRBG_HMAC (not configurable)

configname: CONFIG_CRYPTO_DRBG_HMAC

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