linux-kernel - Re: [PATCH v43 01/15] Linux Random Number Generator

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Message-ID: <CAHmME9oSK5sVVhMewm-oVvn=twP4yyYnLY0OVebYZ0sy1mQAyA@mail.gmail.com>
Date:   Mon, 10 Jan 2022 15:11:46 +0100
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     Marcelo Henrique Cerri <marcelo.cerri@...onical.com>
Cc:     Simo Sorce <simo@...hat.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jeffrey Walton <noloader@...il.com>,
        Stephan Mueller <smueller@...onox.de>, Tso Ted <tytso@....edu>,
        Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
        Willy Tarreau <w@....eu>, Nicolai Stange <nstange@...e.de>,
        LKML <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        "Alexander E. Patrakov" <patrakov@...il.com>,
        "Ahmed S. Darwish" <darwish.07@...il.com>,
        Matthew Garrett <mjg59@...f.ucam.org>,
        Vito Caputo <vcaputo@...garu.com>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        Jan Kara <jack@...e.cz>, Ray Strode <rstrode@...hat.com>,
        William Jon McCann <mccann@....edu>,
        zhangjs <zachary@...shancloud.com>,
        Andy Lutomirski <luto@...nel.org>,
        Florian Weimer <fweimer@...hat.com>,
        Lennart Poettering <mzxreary@...inter.de>,
        Peter Matthias <matthias.peter@....bund.de>,
        Eric Biggers <ebiggers@...nel.org>,
        Neil Horman <nhorman@...hat.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Julia Lawall <julia.lawall@...ia.fr>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Andy Lavr <andy.lavr@...il.com>,
        Petr Tesarik <ptesarik@...e.cz>,
        John Haxby <john.haxby@...cle.com>,
        Alexander Lobakin <alobakin@...lbox.org>,
        Jirka Hladky <jhladky@...hat.com>
Subject: Re: [PATCH v43 01/15] Linux Random Number Generator

Hi Marcelo,

On Mon, Jan 10, 2022 at 2:24 PM Marcelo Henrique Cerri
<marcelo.cerri@...onical.com> wrote:
> Hoping that might help with the discussion and to explain why I do
> consider those solutions a "hack", that's the patch we've been using
> so far to achieve SP 800-90B compliance:
>
> https://kernel.ubuntu.com/~mhcerri/0001-UBUNTU-SAUCE-random-Use-Crypto-API-DRBG-for-urandom-.patch

Thanks for sending this in response to my request for it in our private thread.

Just to confirm, this little patch here gives you FIPS certification?

Jason