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 X-Spam-Level: X-Spam-Status: No, score=-13.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50BADC71155 for ; Mon, 30 Nov 2020 19:19:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F41C32076E for ; Mon, 30 Nov 2020 19:19:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="fskAyQ3c" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729850AbgK3TTl (ORCPT ); Mon, 30 Nov 2020 14:19:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36534 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729861AbgK3TTh (ORCPT ); Mon, 30 Nov 2020 14:19:37 -0500 Received: from mail-pl1-x641.google.com (mail-pl1-x641.google.com [IPv6:2607:f8b0:4864:20::641]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5BD29C0613CF for ; Mon, 30 Nov 2020 11:18:57 -0800 (PST) Received: by mail-pl1-x641.google.com with SMTP id x15so7036365pll.2 for ; Mon, 30 Nov 2020 11:18:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=4dzT1syF4BCGkw3x/x1xoTUO12SPv5cKYnd2t45XWII=; b=fskAyQ3cXlLPpaMf+LHsgdRTzFh8eZ/cXaETrZgoAuHs8JMcZsYSymyGsatwH4OnSZ DK7rYMCjiTHeAd1Ro32ARMahmSQIfIrP1A8hgpfzfiwsxpzMlEYXbYTN+f1n90zL7TBH XAfHX82Qzf+Y4041aYGafKhuDEOcRTysdrV2Nqk1HTJehe0DihM0+xSjVNnksWN8eYCU S7i0aIYwdkQ4XbxxGvYg+8Mq4gSMVAOoZyaZWZsesj3I2y2ApQs2KjdtxaBo9rNB5RhT pSVocA5VmwOCCxIjfXb2QVd9cgGQI6O+sVwTjfdYajKFbksLHAT+L94dn760hyXfowiS /RSA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=4dzT1syF4BCGkw3x/x1xoTUO12SPv5cKYnd2t45XWII=; b=NUuxfzEWs/6L0HX7kTUIDGOIME4rvadd709PnpqPnWR3vylQymGk7cBGp7xXFeLX1s HPMF5fX22xFI3i7+8Hh9P5onOHDTEjbezF9jIisB9AKtgu53mQa/mtm1ipQ5SWWVmpZv sprR8JMmakvnGoWfuwozELk8EfuaNcG5wPku8mvobyqTAhPovsEnBe2LAd0M+7zoT/82 v3Ib5q7zRn36MJEnz1L7cXvzZsMCCIQKjRdy7Z83PbXQfnqW54za5ejPBbbSu7QAJ9dD twYL4lrftpTVj6JZY0THBWPs9oYJgqXLcTEWhoPtWPT5QJ0s6/kCjf6oXhvJlkRe6OYW fC0A== X-Gm-Message-State: AOAM533qs1VGjQDS9ggQKJmcevTi2VkN72EJmdRP0Qk2IUoymcacAv7K ia2HFQZWF0XO9SHhsRpCseFIrA== X-Google-Smtp-Source: ABdhPJw6qhEQIWhvjA5t2SaocwtPwoCxrqx0IYgcupR2Iyk5+ROiudtRUdbN94Jy6o1ufHjP1MnMKA== X-Received: by 2002:a17:90a:902:: with SMTP id n2mr383861pjn.126.1606763936801; Mon, 30 Nov 2020 11:18:56 -0800 (PST) Received: from google.com (242.67.247.35.bc.googleusercontent.com. [35.247.67.242]) by smtp.gmail.com with ESMTPSA id f15sm172345pju.49.2020.11.30.11.18.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Nov 2020 11:18:56 -0800 (PST) Date: Mon, 30 Nov 2020 19:18:51 +0000 From: Sean Christopherson To: Borislav Petkov Cc: Andy Lutomirski , isaku.yamahata@intel.com, Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , Paolo Bonzini , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , x86@kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, isaku.yamahata@gmail.com, Zhang Chen , Kai Huang , Sean Christopherson Subject: Re: [RFC PATCH 03/67] x86/cpu: Move get_builtin_firmware() common code (from microcode only) Message-ID: References: <46d35ce06d84c55ff02a05610ca3fb6d51ee1a71.1605232743.git.isaku.yamahata@intel.com> <20201125220947.GA14656@zn.tnic> <20201126001812.GD450871@google.com> <20201126101203.GB31565@zn.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201126101203.GB31565@zn.tnic> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Thu, Nov 26, 2020, Borislav Petkov wrote: > On Thu, Nov 26, 2020 at 12:18:12AM +0000, Sean Christopherson wrote: > > The SEAM module needs to be loaded during early boot, it can't be > > deferred to a module, at least not without a lot more blood, sweat, > > and tears. > > Are you also planning to support builtin seam or only thru initrd loading? Yep, both built-in and initrd are supported. > In any case, this commit message needs to state intentions not me having > to plow all the way up to patch 62. Yeah, most of the changelogs are in terrible shape. This first RFC was intended to get feedback on high level things like code organization and the KVM shenanigans for VMX and TDX coexistence.