Received: by 2002:a05:7412:2a8c:b0:e2:908c:2ebd with SMTP id u12csp2909319rdh; Wed, 27 Sep 2023 17:29:43 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFDoU7y65GDrm2vsC8X+1tUgdV0vbnq7KvePzsIT13+ChEv2Of3KYEUZsTvMbuYGD9rSoRb X-Received: by 2002:a17:902:ea01:b0:1c1:fc5c:b31b with SMTP id s1-20020a170902ea0100b001c1fc5cb31bmr6279888plg.9.1695860982848; Wed, 27 Sep 2023 17:29:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1695860982; cv=none; d=google.com; s=arc-20160816; b=dKs+tHuEC20v+kUfzLGga0YVdDSVdonoFSX9vnowCnXt8vCH/vbTQ5xzidT4UpOXnc 3d+UcJ5k5VfDDIhSul2ZGIWW3IgvQV8dgkjWqo7OQhqPkwVw9lR0Y7+US+rMjimp5GaO FOMIl2iQw7iDbAgNcOSAC6vfpfdk5kATxtpJG+MSE3wthtlV1tXlkkEqzgPopQLZkZoq g53hE/A45EXNjTohJVJaiL3yMMBVvwndI+k2CrqPEi6hlgr5PUOKu3C09h/hgtQQS6O+ xJw5tf+0WJ6zvyzsmiYIAER+XWe+0O5DaugPxS15/MLM7m/PFTGYLUEk21PYZs4PiXPI pZxw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=ofsmmPNFy6EboOyiw5xz1YMtuU/h68iR+Yan+kT1ktk=; fh=+vNQ0ObINS4Ol8/bUsNCHKW9OGfPi5bTGWcKvwiKrXE=; b=aLrtMdEm/uj1f6NZaHQtCmtwn53YKT0V62/cqCUx9kWAaI8HPnIlw0prvbsCcWd1tc Wd9bI6wHEpWEXQYfBAtIPCzWm8TGyHlNZDZRsAwx30AM57i2Ma6wGYpH4eRhw+tWgrtH Dd9UsQY5Uj5wvLw++EXxinjCLFXnHecLO/ucaJ8QUZmJ9fHw/jf0rgoYswxVg+fv8yWU zlrbQrwCqnencUWMA1dQ5Y/IdC5vjcMXhp7OmJRVhglrWMojwScX+R6U7zOA86iDp8Nw UwGRKxKm8ZH/uBUtdovRVY1aDfaFBx0xmB/1Y05gqilVeXHJ7torefrjaNclKiaCRvB0 9ayA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@alien8.de header.s=alien8 header.b=SDHHkbDw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.34 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Return-Path: Received: from howler.vger.email (howler.vger.email. [23.128.96.34]) by mx.google.com with ESMTPS id c4-20020a170902d48400b001c382ba4f5bsi19095685plg.434.2023.09.27.17.29.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Sep 2023 17:29:42 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.34 as permitted sender) client-ip=23.128.96.34; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=alien8 header.b=SDHHkbDw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.34 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by howler.vger.email (Postfix) with ESMTP id 4DD6283348AB; Wed, 27 Sep 2023 04:23:21 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at howler.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230286AbjI0LXR (ORCPT + 99 others); Wed, 27 Sep 2023 07:23:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50948 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229458AbjI0LXP (ORCPT ); Wed, 27 Sep 2023 07:23:15 -0400 Received: from mail.alien8.de (mail.alien8.de [IPv6:2a01:4f9:3051:3f93::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 48CD2191 for ; Wed, 27 Sep 2023 04:23:14 -0700 (PDT) Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 3145640E00B3; Wed, 27 Sep 2023 11:23:12 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id Kdq3_a9w6O7y; Wed, 27 Sep 2023 11:23:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1695813789; bh=ofsmmPNFy6EboOyiw5xz1YMtuU/h68iR+Yan+kT1ktk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=SDHHkbDwedrqNxyXIee2lOdxWCefp/+RtFbABKvewSV84KhKEXbaFN9ToJ/QBGjrb X4gGogTpl8CKsrAd+BJuFGUTKC0FrUtN7OJYl7+QsIYg9FWNdzW11iDkZvYGxlKO3+ OgOkbLxTiktQmDvWnY7E9oYZWZxDEJBjNKm1pcPwwHA1cABHPVRKipCkQaAE8mKDB7 M//UnHAPYYvDFeHT30IwnnKdwcCnejnuhdt4FddigIlRj4wHYKeoNQo0nt63+50wSn tQ20CaB35D+/Y3Rm1S/mAciFC8q7NMSAd334uJEdikyR3nXwEZWsC/59akxrAvgj8U 8I1e0K+EGanj7y7tqk+2ymP5BaFSPS0iSrMTF0o8+OSlfj9zOQShGmafwXrof2iv+F 2j94ObnNreaoltPkGX1lYpGNFrITu+p1lXdwU2lPhhkc/zoGZLrEtrYnPn5MtYf9Xq t/mBeqjamwRRfQW1YYV22WLmK1nlOeP7g0DxBv3kfu8n21bo7VyzxIspV/3tyLToT8 S5+JT27xrhkaYhg2NxPvrzF6t8uzZAsmk+dti773ChtGInBQdJi8I49gYlCAzd+qyk Pq3YADTa9M3d9JHq0+TvJXpemCtasO+TMHPyZOd5TrOicMidnhWd6HJ3IiSIcqXc+/ cjHVV4pIeVuM0kzHwwgDJhUc= Received: from nazgul.tnic (unknown [2.247.249.105]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 8694E40E01AE; Wed, 27 Sep 2023 11:23:03 +0000 (UTC) Date: Wed, 27 Sep 2023 13:22:59 +0200 From: Borislav Petkov To: Ingo Molnar Cc: Alexey Kardashevskiy , x86@kernel.org, linux-kernel@vger.kernel.org, Ingo Molnar , Tom Lendacky Subject: Re: [PATCH kernel v2] x86/compressed/64: reduce #VC nesting for intercepted CPUID for SEV-SNP guest Message-ID: <20230927112259.GAZRQQk78aJN85ULm1@fat_crate.local> References: <20230926040526.957240-1-aik@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (howler.vger.email [0.0.0.0]); Wed, 27 Sep 2023 04:23:21 -0700 (PDT) On Wed, Sep 27, 2023 at 11:48:33AM +0200, Ingo Molnar wrote: > Not sure how this was supposed to work - there's no 'ghcb' passed in to > snp_cpuid_postprocess(). Does this patch have a dependency perhaps, that > I missed? Yes, it is explained above the diffstat. I'll take care of it when I get back. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette