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 7914B7803CF for ; Wed, 28 Feb 2024 08:42:33 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=UYM1tGpp+CbPRR4lksa4gXKP2wdOtB/Yn/eBgZAV/PY=; 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=1709109751; v=1; b=ozoxa0isJu1ioJrmeC14g61kk3BIyf/bkI04BqXc10xPC1fMDWLyGetUxMgIO2jLt5488KNu 6/cuSo6eECRGbKLbrxDbil5geCTIym5Oc7ShaXITmEPIZGJI3hQP+RdH8d3t7D9ZbcRCxvneiaD duXyW/p70gg2EWJK28wtqjoU= X-Received: by 127.0.0.2 with SMTP id S8yAYY7687511xOZO3NqrIGy; Wed, 28 Feb 2024 00:42:31 -0800 X-Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mx.groups.io with SMTP id smtpd.web11.9144.1709109751011123144 for ; Wed, 28 Feb 2024 00:42:31 -0800 X-Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-391-OSZY8fm1M6ad9SIM3xSN8Q-1; Wed, 28 Feb 2024 03:42:24 -0500 X-MC-Unique: OSZY8fm1M6ad9SIM3xSN8Q-1 X-Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (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 99FDD29AA397; Wed, 28 Feb 2024 08:42:23 +0000 (UTC) X-Received: from sirius.home.kraxel.org (unknown [10.39.192.249]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 724E92026D0A; Wed, 28 Feb 2024 08:42:23 +0000 (UTC) X-Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 7E5681801480; Wed, 28 Feb 2024 09:42:22 +0100 (CET) Date: Wed, 28 Feb 2024 09:42:22 +0100 From: "Gerd Hoffmann" To: Tom Lendacky Cc: devel@edk2.groups.io, Ard Biesheuvel , Erdem Aktas , Jiewen Yao , Laszlo Ersek , Liming Gao , Michael D Kinney , Min Xu , Zhiguang Liu , Rahul Kumar , Ray Ni , Michael Roth Subject: Re: [edk2-devel] [PATCH v2 15/23] UefiCpuPkg/MpInitLib: Use CcSvsmSnpVmsaRmpAdjust() to set/clear VMSA Message-ID: References: <382475a0ea64319e93aa4fe4b8e8a9e0d11d2ed1.1708623001.git.thomas.lendacky@amd.com> MIME-Version: 1.0 In-Reply-To: <382475a0ea64319e93aa4fe4b8e8a9e0d11d2ed1.1708623001.git.thomas.lendacky@amd.com> X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.4 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: liUatuypyK1HUtYUO3lv2npDx7686176AA= 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=ozoxa0is; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=redhat.com (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io On Thu, Feb 22, 2024 at 11:29:54AM -0600, Tom Lendacky wrote: > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4654 > > The RMPADJUST instruction is used to change the VMSA attribute of a page, > but the VMSA attribute can only be changed when running at VMPL0. To > prepare for running at a less priviledged VMPL, use the CcSvsmLib library > API to perform the RMPADJUST. The CcSvsmLib library will perform the > proper operation on behalf of the caller. > > Signed-off-by: Tom Lendacky Acked-by: Gerd Hoffmann take care, Gerd -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#116099): https://edk2.groups.io/g/devel/message/116099 Mute This Topic: https://groups.io/mt/104512965/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=-=-=-=-=-=-=-=-=-=-=-