Re: [PATCH v28 07/12] LRNG - add kernel crypto API PRNG extension

CC: "Eric W. Biederman" <redacted>
CC: "Alexander E. Patrakov" <redacted>
CC: "Ahmed S. Darwish" <redacted>
CC: "Theodore Y. Ts'o" <tytso@mit.edu>
CC: Willy Tarreau <w@1wt.eu>
CC: Matthew Garrett <mjg59@srcf.ucam.org>
CC: Vito Caputo <redacted>
CC: Andreas Dilger <adilger.kernel@dilger.ca>
CC: Jan Kara <jack@suse.cz>
CC: Ray Strode <redacted>
CC: William Jon McCann <redacted>
CC: zhangjs <redacted>
CC: Andy Lutomirski <luto@kernel.org>
CC: Florian Weimer <redacted>
CC: Lennart Poettering <redacted>
CC: Nicolai Stange <redacted>
Reviewed-by: Marcelo Henrique Cerri <redacted>
Reviewed-by: Roman Drahtmueller <redacted>
Tested-by: Roman Drahtmüller <redacted>
Tested-by: Marcelo Henrique Cerri <redacted>
Tested-by: Neil Horman <redacted>
Signed-off-by: Stephan Mueller <redacted>
---
 drivers/char/lrng/Kconfig      |  10 +
 drivers/char/lrng/Makefile     |   1 +
 drivers/char/lrng/lrng_kcapi.c | 327 +++++++++++++++++++++++++++++++++
 3 files changed, 338 insertions(+)
 create mode 100644 drivers/char/lrng/lrng_kcapi.c

diff --git a/drivers/char/lrng/Kconfig b/drivers/char/lrng/Kconfig
index 15fb623d9d1f..0d070a3897dd 100644
--- a/drivers/char/lrng/Kconfig
+++ b/drivers/char/lrng/Kconfig

@@ -80,6 +80,16 @@ config LRNG_DRBG
 	  Enable the SP800-90A DRBG support for the LRNG. Once the
 	  module is loaded, output from /dev/random, /dev/urandom,
 	  getrandom(2), or get_random_bytes is provided by a DRBG.
+
+config LRNG_KCAPI
+	tristate "Kernel Crypto API support for the LRNG"
+	select CRYPTO_RNG