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SubjectRe: [PATCH v28 07/12] LRNG - add kernel crypto API PRNG extension
Date
Am Donnerstag, 16. Januar 2020, 01:15:46 CET schrieb Randy Dunlap:

Hi Randy,

> On 1/15/20 2:34 AM, Stephan Müller wrote:
> > CC: "Eric W. Biederman" <ebiederm@xmission.com>
> > CC: "Alexander E. Patrakov" <patrakov@gmail.com>
> > CC: "Ahmed S. Darwish" <darwish.07@gmail.com>
> > CC: "Theodore Y. Ts'o" <tytso@mit.edu>
> > CC: Willy Tarreau <w@1wt.eu>
> > CC: Matthew Garrett <mjg59@srcf.ucam.org>
> > CC: Vito Caputo <vcaputo@pengaru.com>
> > CC: Andreas Dilger <adilger.kernel@dilger.ca>
> > CC: Jan Kara <jack@suse.cz>
> > CC: Ray Strode <rstrode@redhat.com>
> > CC: William Jon McCann <mccann@jhu.edu>
> > CC: zhangjs <zachary@baishancloud.com>
> > CC: Andy Lutomirski <luto@kernel.org>
> > CC: Florian Weimer <fweimer@redhat.com>
> > CC: Lennart Poettering <mzxreary@0pointer.de>
> > CC: Nicolai Stange <nstange@suse.de>
> > Reviewed-by: Marcelo Henrique Cerri <marcelo.cerri@canonical.com>
> > Reviewed-by: Roman Drahtmueller <draht@schaltsekun.de>
> > Tested-by: Roman Drahtmüller <draht@schaltsekun.de>
> > Tested-by: Marcelo Henrique Cerri <marcelo.cerri@canonical.com>
> > Tested-by: Neil Horman <nhorman@redhat.com>
> > Signed-off-by: Stephan Mueller <smueller@chronox.de>
> > ---
> >
> > 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
>
> Don't select CRYPTO_RNG unless you know that CRYPTO is set/enabled.

I added "depends on CRYPTO"
>
> > + help
> > + Enable the support for generic pseudo-random number
> > + generators offered by the kernel crypto API with the
> > + LRNG. Once the module is loaded, output from /dev/random,
> > + /dev/urandom, getrandom(2), or get_random_bytes is
> > + provided by the selected kernel crypto API RNG.
> >
> > endif # LRNG_DRNG_SWITCH
> >
> > endif # LRNG

Thank you.

Ciao
Stephan


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