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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2FAAC38142 for ; Wed, 1 Feb 2023 18:40:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231897AbjBASkO (ORCPT ); Wed, 1 Feb 2023 13:40:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231938AbjBASkI (ORCPT ); Wed, 1 Feb 2023 13:40:08 -0500 Received: from mail.skyhub.de (mail.skyhub.de [IPv6:2a01:4f8:190:11c2::b:1457]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 922BA8693; Wed, 1 Feb 2023 10:39:43 -0800 (PST) Received: from zn.tnic (p5de8e9fe.dip0.t-ipconnect.de [93.232.233.254]) (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 271441EC0426; Wed, 1 Feb 2023 19:39:37 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1675276777; 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=tKVIURcKaHRFs3NAkMIo/G/++qtyGK5ycT5xSsbxJIY=; b=pL3mCb0HMuL7otKyse87wvGKUFk1BglCv1B6UO1QV73/AZ9qcIFWXZxsAYdAzaY++nFSfJ yTagf3Dv0E0Z96HD8Gq08OOGHtg3l3T8rpsb0epWZlSEAbZztLckNKTlmc3l1+ueB6YXMV GL69ghcgEm73bH5Vyl1er01cagZ9Muc= Date: Wed, 1 Feb 2023 19:39:32 +0100 From: Borislav Petkov To: Michael Roth Cc: kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-mm@kvack.org, linux-crypto@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, jroedel@suse.de, thomas.lendacky@amd.com, hpa@zytor.com, ardb@kernel.org, pbonzini@redhat.com, seanjc@google.com, vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com, luto@kernel.org, dave.hansen@linux.intel.com, slp@redhat.com, pgonda@google.com, peterz@infradead.org, srinivas.pandruvada@linux.intel.com, rientjes@google.com, dovmurik@linux.ibm.com, tobin@ibm.com, vbabka@suse.cz, kirill@shutemov.name, ak@linux.intel.com, tony.luck@intel.com, marcorr@google.com, sathyanarayanan.kuppuswamy@linux.intel.com, alpergun@google.com, dgilbert@redhat.com, jarkko@kernel.org, ashish.kalra@amd.com, harald@profian.com, Brijesh Singh , Jarkko Sakkinen Subject: Re: [PATCH RFC v7 13/64] x86/cpufeatures: Add SEV-SNP CPU feature Message-ID: References: <20221214194056.161492-1-michael.roth@amd.com> <20221214194056.161492-14-michael.roth@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20221214194056.161492-14-michael.roth@amd.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 14, 2022 at 01:40:05PM -0600, Michael Roth wrote: > From: Brijesh Singh > > Add CPU feature detection for Secure Encrypted Virtualization with > Secure Nested Paging. This feature adds a strong memory integrity > protection to help prevent malicious hypervisor-based attacks like > data replay, memory re-mapping, and more. > > Link: https://lore.kernel.org/all/YrGINaPc3cojG6%2F3@zn.tnic/ That points to some review feedback I've given - dunno if it is relevant. > Signed-off-by: Brijesh Singh > Signed-off-by: Jarkko Sakkinen I read this as Jarkko has handled this patch too. Is that the case? > Signed-off-by: Ashish Kalra > Signed-off-by: Michael Roth Those last two are ok - you took ovef from Ashish. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette