Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp582799imu; Fri, 7 Dec 2018 05:53:55 -0800 (PST) X-Google-Smtp-Source: AFSGD/X6nt0tiH4XskX0ZwTTg1gCGUPgzyO7yWq/W5RR0jDIS/lbTVPVZHajUqBKXFCAFqRPeKvW X-Received: by 2002:a62:15c3:: with SMTP id 186mr2411612pfv.240.1544190835070; Fri, 07 Dec 2018 05:53:55 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1544190835; cv=none; d=google.com; s=arc-20160816; b=zoWVouE0G1UuygqcI+t+/3I0z74eH9zftInWDDpaScCUWNJ3Lw870gWcN+LvKIXL5k ILT12OzKf3WuuyGj37J2LE4OYVx+vts/+caywlecofzB7nYSpQnQsDYFZK3fiW/rWfeU DcCAtCvb2+u05bQ2Z6wofpNaXCvsbGP53hU8N/VQHkYZaXqYu3lHi8mfBd+jOVk54Gny eEkR7ch/h1dQEgtaskvOwlyMz3dYFe1myXxUjxKZBIqLeSIoAJjvYwbx38ETev6M2LwV zgxqaIQucylZPbNwImrQhyCUzasvcL7MGOgxfHaOJOQHQTPHzxMEFOLmWIl7FWgMMkSp V9zg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:autocrypt:openpgp:from:references:cc:to:subject; bh=SfBcuP7MSXxqHDPu22ZqXBkp4HIZm6lAvlCW4iu/fhs=; b=gtz+y4RATo2rB95BDdVWs1O4wNQwqmyyQdQUAJb4BA8INdbYhSVBecFWbC7OHpHleT LNiG14nfB8XGMYcHaqKPJi8LppSS5xlEMJSvIzRfLCLDR0zj0FseU/zI8JQ3mADzw92c 7BLgoSrCbsqY4Q72idNSsTZ3XDte6/c00H3OQpUjnb1gFl9pnqyuClrwk3wVWuyqfGbk G18oDPayk9TqBCTIg3epPJYQ3KWij7vPbiU/2SutrkUuG0aoL86H11fvQ6i6E6xKZ1LF 99Bwo0uEdqetq1rlJgBVtWqKsYzP5rpZ1fBTUxIxY2kj714aiSfTYn9lldHwy9k3xa7q y0yQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a12si2712967pgk.291.2018.12.07.05.53.39; Fri, 07 Dec 2018 05:53:55 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726079AbeLGNxF (ORCPT + 99 others); Fri, 7 Dec 2018 08:53:05 -0500 Received: from mx1.redhat.com ([209.132.183.28]:49556 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725998AbeLGNxE (ORCPT ); Fri, 7 Dec 2018 08:53:04 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EFFDA3082132; Fri, 7 Dec 2018 13:53:03 +0000 (UTC) Received: from [10.36.112.59] (ovpn-112-59.ams2.redhat.com [10.36.112.59]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9568318978; Fri, 7 Dec 2018 13:52:57 +0000 (UTC) Subject: Re: [PATCH v8 1/7] xen/pvh: Split CONFIG_XEN_PVH into CONFIG_PVH and CONFIG_XEN_PVH To: Juergen Gross , Maran Wilson , x86@kernel.org, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, boris.ostrovsky@oracle.com, jpoimboe@redhat.com, kirill.shutemov@linux.intel.com, bp@suse.de, thomas.lendacky@amd.com, luto@kernel.org, dave.hansen@linux.intel.com, roger.pau@citrix.com, rkrcmar@redhat.com, rdunlap@infradead.org References: <1544076152-21637-1-git-send-email-maran.wilson@oracle.com> <1544076257-21792-1-git-send-email-maran.wilson@oracle.com> <2c289956-0e6a-700c-605d-83685fbb08f9@suse.com> <0a2f692a-f7df-8ad1-9d34-96f5e36926db@redhat.com> <3f95d053-87aa-ad45-03e6-1e1977283eb4@suse.com> From: Paolo Bonzini Openpgp: preference=signencrypt Autocrypt: addr=pbonzini@redhat.com; prefer-encrypt=mutual; keydata= xsEhBFRCcBIBDqDGsz4K0zZun3jh+U6Z9wNGLKQ0kSFyjN38gMqU1SfP+TUNQepFHb/Gc0E2 CxXPkIBTvYY+ZPkoTh5xF9oS1jqI8iRLzouzF8yXs3QjQIZ2SfuCxSVwlV65jotcjD2FTN04 hVopm9llFijNZpVIOGUTqzM4U55sdsCcZUluWM6x4HSOdw5F5Utxfp1wOjD/v92Lrax0hjiX DResHSt48q+8FrZzY+AUbkUS+Jm34qjswdrgsC5uxeVcLkBgWLmov2kMaMROT0YmFY6A3m1S P/kXmHDXxhe23gKb3dgwxUTpENDBGcfEzrzilWueOeUWiOcWuFOed/C3SyijBx3Av/lbCsHU Vx6pMycNTdzU1BuAroB+Y3mNEuW56Yd44jlInzG2UOwt9XjjdKkJZ1g0P9dwptwLEgTEd3Fo UdhAQyRXGYO8oROiuh+RZ1lXp6AQ4ZjoyH8WLfTLf5g1EKCTc4C1sy1vQSdzIRu3rBIjAvnC tGZADei1IExLqB3uzXKzZ1BZ+Z8hnt2og9hb7H0y8diYfEk2w3R7wEr+Ehk5NQsT2MPI2QBd wEv1/Aj1DgUHZAHzG1QN9S8wNWQ6K9DqHZTBnI1hUlkp22zCSHK/6FwUCuYp1zcAEQEAAc0f UGFvbG8gQm9uemluaSA8Ym9uemluaUBnbnUub3JnPsLBTQQTAQIAIwUCVEJ7AwIbAwcLCQgH AwIBBhUIAgkKCwQWAgMBAh4BAheAAAoJEH4VEAzNNmmxNcwOniaZVLsuy1lW/ntYCA0Caz0i sHpmecK8aWlvL9wpQCk4GlOX9L1emyYXZPmzIYB0IRqmSzAlZxi+A2qm9XOxs5gJ2xqMEXX5 FMtUH3kpkWWJeLqe7z0EoQdUI4EG988uv/tdZyqjUn2XJE+K01x7r3MkUSFz/HZKZiCvYuze VlS0NTYdUt5jBXualvAwNKfxEkrxeHjxgdFHjYWhjflahY7TNRmuqPM/Lx7wAuyoDjlYNE40 Z+Kun4/KjMbjgpcF4Nf3PJQR8qXI6p3so2qsSn91tY7DFSJO6v2HwFJkC2jU95wxfNmTEUZc znXahYbVOwCDJRuPrE5GKFd/XJU9u5hNtr/uYipHij01WXal2cce1S5mn1/HuM1yo1u8xdHy IupCd57EWI948e8BlhpujUCU2tzOb2iYS0kpmJ9/oLVZrOcSZCcCl2P0AaCAsj59z2kwQS9D du0WxUs8waso0Qq6tDEHo8yLCOJDzSz4oojTtWe4zsulVnWV+wu70AioemAT8S6JOtlu60C5 dHgQUD1Tp+ReXpDKXmjbASJx4otvW0qah3o6JaqO79tbDqIvncu3tewwp6c85uZd48JnIOh3 utBAu684nJakbbvZUGikJfxd887ATQRUQnHuAQgAx4dxXO6/Zun0eVYOnr5GRl76+2UrAAem Vv9Yfn2PbDIbxXqLff7oyVJIkw4WdhQIIvvtu5zH24iYjmdfbg8iWpP7NqxUQRUZJEWbx2CR wkMHtOmzQiQ2tSLjKh/cHeyFH68xjeLcinR7jXMrHQK+UCEw6jqi1oeZzGvfmxarUmS0uRuf fAb589AJW50kkQK9VD/9QC2FJISSUDnRC0PawGSZDXhmvITJMdD4TjYrePYhSY4uuIV02v02 8TVAaYbIhxvDY0hUQE4r8ZbGRLn52bEzaIPgl1p/adKfeOUeMReg/CkyzQpmyB1TSk8lDMxQ zCYHXAzwnGi8WU9iuE1P0wARAQABwsEzBBgBAgAJBQJUQnHuAhsMAAoJEH4VEAzNNmmxp1EO oJy0uZggJm7gZKeJ7iUpeX4eqUtqelUw6gU2daz2hE/jsxsTbC/w5piHmk1H1VWDKEM4bQBT uiJ0bfo55SWsUNN+c9hhIX+Y8LEe22izK3w7mRpvGcg+/ZRG4DEMHLP6JVsv5GMpoYwYOmHn plOzCXHvmdlW0i6SrMsBDl9rw4AtIa6bRwWLim1lQ6EM3PWifPrWSUPrPcw4OLSwFk0CPqC4 HYv/7ZnASVkR5EERFF3+6iaaVi5OgBd81F1TCvCX2BEyIDRZLJNvX3TOd5FEN+lIrl26xecz 876SvcOb5SL5SKg9/rCBufdPSjojkGFWGziHiFaYhbuI2E+NfWLJtd+ZvWAAV+O0d8vFFSvr iy9enJ8kxJwhC0ECbSKFY+W1eTIhMD3aeAKY90drozWEyHhENf4l/V+Ja5vOnW+gCDQkGt2Y 1lJAPPSIqZKvHzGShdh8DduC0U3xYkfbGAUvbxeepjgzp0uEnBXfPTy09JGpgWbg0w91GyfT /ujKaGd4vxG2Ei+MMNDmS1SMx7wu0evvQ5kT9NPzyq8R2GIhVSiAd2jioGuTjX6AZCFv3ToO 53DliFMkVTecLptsXaesuUHgL9dKIfvpm+rNXRn9wAwGjk0X/A== Message-ID: Date: Fri, 7 Dec 2018 14:52:55 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.1 MIME-Version: 1.0 In-Reply-To: <3f95d053-87aa-ad45-03e6-1e1977283eb4@suse.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.42]); Fri, 07 Dec 2018 13:53:04 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/12/18 14:50, Juergen Gross wrote: > The PVH boot entry is in the same bzImage binary as the normal one. > Its just another entry, similar to the Xen PV boot entry. So the binary > arch/x86/boot/bzimage can be booted either on bare metal via grub2 or > other boot-loaders, as Xen PV-guest, as Xen PVH-guest, or as KVM > PVH-guest. So one build and one binary. The non-standard boot entries > (PV- or PVH-node) are found via ELF-notes by the boot loader (qemu in > case of KVM). > But the bzImage is not an ELF binary, and it is compressed, isn't it? /me is confused. :) Paolo