Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F3B7EC433EF for ; Mon, 10 Jan 2022 14:12:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235279AbiAJOMH (ORCPT ); Mon, 10 Jan 2022 09:12:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235090AbiAJOMG (ORCPT ); Mon, 10 Jan 2022 09:12:06 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F372C06173F; Mon, 10 Jan 2022 06:12:06 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id F17F4612AB; Mon, 10 Jan 2022 14:12:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 15A1EC36AED; Mon, 10 Jan 2022 14:12:05 +0000 (UTC) Authentication-Results: smtp.kernel.org; dkim=pass (1024-bit key) header.d=zx2c4.com header.i=@zx2c4.com header.b="k8NDemed" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zx2c4.com; s=20210105; t=1641823921; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=GX2k7uQXVQpUQl+kBLAGP4Opu2SoZDxZonCVnuuw5sM=; b=k8NDemedMIAgkZmLaJabs5JJ/pEnkbqf8QfV+Oo+IUeuy9Kaw948UwW53+fBvr2iJP5pCd LCPE69ebWzEuRdtgQTKnc6lCWKX4tnr8dwXkW+TUwnKGPKjSH9JrPexll80l1c3Ky2UeeA G2pYNsVdNYL3B83NEQe66Mp5K7GgbFE= Received: by mail.zx2c4.com (ZX2C4 Mail Server) with ESMTPSA id cda53c52 (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO); Mon, 10 Jan 2022 14:12:01 +0000 (UTC) Received: by mail-yb1-f171.google.com with SMTP id c6so36287339ybk.3; Mon, 10 Jan 2022 06:12:00 -0800 (PST) X-Gm-Message-State: AOAM531ABhGEEZalY+Xwo82081WCqlClLUq0epBFVLb0BKzBFgTs/ijS 2tOYdJssWk+Q07BbVZ5EPXQxBFJ4akkeIgtGxoU= X-Google-Smtp-Source: ABdhPJzeA+FjAC2WVqODfgMXBLyh/ucFa3dZnR0nCU0ZyPW4ClAFyIj53nTFNHmggUJIhDDbbi+MtRBeZbpSpW9b8Ok= X-Received: by 2002:a05:6902:150d:: with SMTP id q13mr56829072ybu.113.1641823917354; Mon, 10 Jan 2022 06:11:57 -0800 (PST) MIME-Version: 1.0 References: <20211210014337.xmin2lu5rhhe3b3t@valinor> <20220110132349.siplwka7yhe2tmwc@valinor> In-Reply-To: <20220110132349.siplwka7yhe2tmwc@valinor> From: "Jason A. Donenfeld" Date: Mon, 10 Jan 2022 15:11:46 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v43 01/15] Linux Random Number Generator To: Marcelo Henrique Cerri Cc: Simo Sorce , Greg Kroah-Hartman , Jeffrey Walton , Stephan Mueller , Tso Ted , Linux Crypto Mailing List , Willy Tarreau , Nicolai Stange , LKML , Arnd Bergmann , "Eric W. Biederman" , "Alexander E. Patrakov" , "Ahmed S. Darwish" , Matthew Garrett , Vito Caputo , Andreas Dilger , Jan Kara , Ray Strode , William Jon McCann , zhangjs , Andy Lutomirski , Florian Weimer , Lennart Poettering , Peter Matthias , Eric Biggers , Neil Horman , Randy Dunlap , Julia Lawall , Dan Carpenter , Andy Lavr , Petr Tesarik , John Haxby , Alexander Lobakin , Jirka Hladky Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Hi Marcelo, On Mon, Jan 10, 2022 at 2:24 PM Marcelo Henrique Cerri 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