From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id 94877D801B3 for ; Thu, 25 Jan 2024 12:17:34 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=TxSeX5rs2K5tXFdYZi2T8ZeawSodKitf9dkCH2j03tA=; c=relaxed/simple; d=groups.io; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version:In-Reply-To:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Type:Content-Disposition; s=20140610; t=1706185053; v=1; b=h5gGfMTna5gTfVZQgnH+7kJPCCDk41ex0+xBI7wV8ksJR80KTxr9vlDh28NHirMYuFFmd83E a/GBg1MzbgGRhX4ytc3synbvFcYyYPOHb3nNmMo8n1015dsHtWUCAW+hE3DKv6KgVkQoJ54CEpD WN/ccWjBVaoX/yQJWubjkcgI= X-Received: by 127.0.0.2 with SMTP id KarKYY7687511xRIo165cEny; Thu, 25 Jan 2024 04:17:33 -0800 X-Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mx.groups.io with SMTP id smtpd.web10.16079.1706185052471421500 for ; Thu, 25 Jan 2024 04:17:32 -0800 X-Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-530-TZcM1pxaMSa0gKuxCKB0bw-1; Thu, 25 Jan 2024 07:17:27 -0500 X-MC-Unique: TZcM1pxaMSa0gKuxCKB0bw-1 X-Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 073AE8350AD; Thu, 25 Jan 2024 12:17:27 +0000 (UTC) X-Received: from sirius.home.kraxel.org (unknown [10.39.192.43]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7922751D5; Thu, 25 Jan 2024 12:17:25 +0000 (UTC) X-Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id C14011801A8A; Thu, 25 Jan 2024 13:17:24 +0100 (CET) Date: Thu, 25 Jan 2024 13:17:24 +0100 From: "Gerd Hoffmann" To: "Ni, Ray" Cc: "devel@edk2.groups.io" , Liming Gao , =?utf-8?B?TMOhc3psw7Mgw4lyc2Vr?= , Oliver Steffen Subject: Re: [edk2-devel] [PATCH v2 1/2] MdeModulePkg: rename PcdUse5LevelPageTable to PcdEnable5LevelPageTable Message-ID: References: <20240125082057.309133-1-kraxel@redhat.com> <20240125082057.309133-2-kraxel@redhat.com> MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.5 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,kraxel@redhat.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: 0gcgrDzXt1FiBosMN5Vdmjmix7686176AA= Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=h5gGfMTn; spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=redhat.com (policy=none) On Thu, Jan 25, 2024 at 12:01:46PM +0000, Ni, Ray wrote: > Rename an existing PCD might break lots of platform builds. > > When 5-level paging capability was added to ResetVector, I also > considered to remove the PcdUse5LevelPageTable reference from C code. > > Let me think about it... Purging this completely from the source code is fine with me too. >From OVMF point of view this is not needed, all backward compatibility concerns for old guests without 5-level paging support can be solved by just removing la57 capability from the vCPU (qemu -cpu host,la57=off). take care, Gerd -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#114398): https://edk2.groups.io/g/devel/message/114398 Mute This Topic: https://groups.io/mt/103950404/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=-=-=-=-=-=-=-=-=-=-=-