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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 264AEC4338F for ; Tue, 17 Aug 2021 10:06:13 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 911D860EE5 for ; Tue, 17 Aug 2021 10:06:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 911D860EE5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=alien8.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Gpmrg08FSz3cGL for ; Tue, 17 Aug 2021 20:06:11 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=alien8.de header.i=@alien8.de header.a=rsa-sha256 header.s=dkim header.b=Ezlf7E6k; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=alien8.de (client-ip=2a01:4f8:190:11c2::b:1457; helo=mail.skyhub.de; envelope-from=bp@alien8.de; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=alien8.de header.i=@alien8.de header.a=rsa-sha256 header.s=dkim header.b=Ezlf7E6k; dkim-atps=neutral Received: from mail.skyhub.de (mail.skyhub.de [IPv6:2a01:4f8:190:11c2::b:1457]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Gpmqx28NSz2yMT for ; Tue, 17 Aug 2021 20:05:33 +1000 (AEST) Received: from zn.tnic (p200300ec2f1175001ae0093e4550657c.dip0.t-ipconnect.de [IPv6:2003:ec:2f11:7500:1ae0:93e:4550:657c]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 95A9E1EC054F; Tue, 17 Aug 2021 12:05:26 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1629194726; 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: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=G4eAMTLu2hDkmoQ61+xUHXsjuZXklNaVdRb9b01R0LQ=; b=Ezlf7E6kfbk0wj1UX675PJCY/0eAzfm/7wQ3tUGxLlaOWwjDy3wVFlLkLlMNFvuVYmxMAN rZSuujCI9mCbXFtsrDcS2WemZquPZaiynSjn8JL5aSXkmF+a+fD163HXMC9x07FG8oGDik Bg4RCUoOLPaIIAXfzgh6O65GYecZeCA= Date: Tue, 17 Aug 2021 12:06:10 +0200 From: Borislav Petkov To: Tom Lendacky Subject: Re: [PATCH v2 07/12] x86/sev: Replace occurrences of sev_es_active() with prot_guest_has() Message-ID: References: <0b8480d93b5090fcc34cf5d5035d4d89aa765d79.1628873970.git.thomas.lendacky@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <0b8480d93b5090fcc34cf5d5035d4d89aa765d79.1628873970.git.thomas.lendacky@amd.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-s390@vger.kernel.org, Sathyanarayanan Kuppuswamy , linux-efi@vger.kernel.org, Brijesh Singh , kvm@vger.kernel.org, Joerg Roedel , x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, platform-driver-x86@vger.kernel.org, iommu@lists.linux-foundation.org, Andi Kleen , linux-graphics-maintainer@vmware.com, dri-devel@lists.freedesktop.org, linux-fsdevel@vger.kernel.org, Tianyu Lan , Thomas Gleixner , linuxppc-dev@lists.ozlabs.org, Ingo Molnar Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, Aug 13, 2021 at 11:59:26AM -0500, Tom Lendacky wrote: > Replace occurrences of sev_es_active() with the more generic > prot_guest_has() using PATTR_GUEST_PROT_STATE, except for in > arch/x86/kernel/sev*.c and arch/x86/mm/mem_encrypt*.c where PATTR_SEV_ES > will be used. If future support is added for other memory encyrption > techonologies, the use of PATTR_GUEST_PROT_STATE can be updated, as > required, to specifically use PATTR_SEV_ES. > > Cc: Thomas Gleixner > Cc: Ingo Molnar > Cc: Borislav Petkov > Signed-off-by: Tom Lendacky > --- > arch/x86/include/asm/mem_encrypt.h | 2 -- > arch/x86/kernel/sev.c | 6 +++--- > arch/x86/mm/mem_encrypt.c | 7 +++---- > arch/x86/realmode/init.c | 3 +-- > 4 files changed, 7 insertions(+), 11 deletions(-) Same comments to this one as for the previous two. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette