From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2276EC433FE for ; Sat, 1 Oct 2022 19:08:48 +0000 (UTC) Received: from localhost ([::1]:50280 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oehqx-00041M-2N for qemu-devel@archiver.kernel.org; Sat, 01 Oct 2022 15:08:47 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40134) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oehpK-0003CE-VW for qemu-devel@nongnu.org; Sat, 01 Oct 2022 15:07:07 -0400 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]:49264) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oehpI-0003FK-3t for qemu-devel@nongnu.org; Sat, 01 Oct 2022 15:07:06 -0400 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 ams.source.kernel.org (Postfix) with ESMTPS id E3276B8076C; Sat, 1 Oct 2022 19:06:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1DE40C433D6; Sat, 1 Oct 2022 19:06:53 +0000 (UTC) Authentication-Results: smtp.kernel.org; dkim=pass (1024-bit key) header.d=zx2c4.com header.i=@zx2c4.com header.b="djC69XvF" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zx2c4.com; s=20210105; t=1664651210; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=QA7zGuQENk3BtqiO1ewrxq6jDrOsMoeud+ZCWa/6X7A=; b=djC69XvFHgJ7XreoEuHy083/puuBsioylXHlHvkK/8lFprs604kRGIGSZNIsYI6glpZmvs zocKWloOEL0G+rCFpKqLeZm63nB9WHqclacAlzHRl9pbnupGuAsVhR2kCs7qXUSf8TNxVh 47HcvMtD9srlGebMq1x2jaTc5/WUgs4= Received: by mail.zx2c4.com (ZX2C4 Mail Server) with ESMTPSA id 8fb22790 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO); Sat, 1 Oct 2022 19:06:50 +0000 (UTC) Date: Sat, 1 Oct 2022 21:06:48 +0200 From: "Jason A. Donenfeld" To: f4bug@amsat.org, aurelien@aurel32.net, qemu-devel@nongnu.org Subject: Re: [PATCH qemu] mips/malta: pass RNG seed to to kernel via env var Message-ID: References: <20220930140520.576374-1-Jason@zx2c4.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20220930140520.576374-1-Jason@zx2c4.com> Received-SPF: pass client-ip=2604:1380:4601:e00::1; envelope-from=SRS0=SdrU=2C=zx2c4.com=Jason@kernel.org; helo=ams.source.kernel.org X-Spam_score_int: -67 X-Spam_score: -6.8 X-Spam_bar: ------ X-Spam_report: (-6.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Fri, Sep 30, 2022 at 04:05:20PM +0200, Jason A. Donenfeld wrote: > With the kernel patch linked below, Linux ingests a RNG seed > passed from the hypervisor. So, pass this for the Malta platform, and > reinitialize it on reboot too, so that it's always fresh. > > Link: https://lore.kernel.org/linux-mips/20220930140138.575751-1-Jason@zx2c4.com/ The kernel side of this has now landed, so we can move ahead on the QEMU side: https://git.kernel.org/pub/scm/linux/kernel/git/mips/linux.git/commit/?id=056a68cea01edfa78b3474af1bfa39cc6bcc7bee