From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brijesh Singh Subject: Re: [PATCH v5 23/23] sev: add migration blocker Date: Thu, 7 Dec 2017 15:25:29 -0600 Message-ID: References: <20171206200346.116537-1-brijesh.singh@amd.com> <20171206200346.116537-24-brijesh.singh@amd.com> <20171207110342.GB2439@work-vm> <20171207112729.GC2439@work-vm> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Cc: brijesh.singh@amd.com, QEMU Developers , Alistair Francis , Christian Borntraeger , Cornelia Huck , "Daniel P . Berrange" , "Edgar E . Iglesias" , Eduardo Habkost , Eric Blake , kvm-devel , Marcel Apfelbaum , Markus Armbruster , "Michael S. Tsirkin" , Paolo Bonzini , Peter Crosthwaite , Richard Henderson , Richard Henderson , Stefan Hajnoczi , Thomas Lendacky , Peter Maydell Return-path: Received: from mail-cys01nam02on0085.outbound.protection.outlook.com ([104.47.37.85]:58944 "EHLO NAM02-CY1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752436AbdLGVZk (ORCPT ); Thu, 7 Dec 2017 16:25:40 -0500 In-Reply-To: <20171207112729.GC2439@work-vm> Content-Language: en-US Sender: kvm-owner@vger.kernel.org List-ID: On 12/07/2017 05:27 AM, Dr. David Alan Gilbert wrote: > * Peter Maydell (peter.maydell@linaro.org) wrote: >> On 7 December 2017 at 11:03, Dr. David Alan Gilbert wrote: >>> * Brijesh Singh (brijesh.singh@amd.com) wrote: >>>> SEV guest migration is not yet implemented yet. >> >> Is there at least a plan for how migration of a guest with >> encrypted memory would be implemented? > > It's something I've discussed with Brijesh and co and I've read > through the spec and it does look doable; I understand wanting to > get the basics of SEV going first though. > Yes this is something I have in plans. Both the spec and firmware supports encrypted guest migration. Lets get the basics enabled first. thanks! -Brijesh From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43475) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eN3fr-0002B5-8x for qemu-devel@nongnu.org; Thu, 07 Dec 2017 16:25:44 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eN3fo-0006yI-2u for qemu-devel@nongnu.org; Thu, 07 Dec 2017 16:25:43 -0500 Received: from mail-bn3nam01on0040.outbound.protection.outlook.com ([104.47.33.40]:6752 helo=NAM01-BN3-obe.outbound.protection.outlook.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eN3fn-0006y8-Sw for qemu-devel@nongnu.org; Thu, 07 Dec 2017 16:25:40 -0500 References: <20171206200346.116537-1-brijesh.singh@amd.com> <20171206200346.116537-24-brijesh.singh@amd.com> <20171207110342.GB2439@work-vm> <20171207112729.GC2439@work-vm> From: Brijesh Singh Message-ID: Date: Thu, 7 Dec 2017 15:25:29 -0600 MIME-Version: 1.0 In-Reply-To: <20171207112729.GC2439@work-vm> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v5 23/23] sev: add migration blocker List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Dr. David Alan Gilbert" , Peter Maydell Cc: brijesh.singh@amd.com, QEMU Developers , Alistair Francis , Christian Borntraeger , Cornelia Huck , "Daniel P . Berrange" , "Edgar E . Iglesias" , Eduardo Habkost , Eric Blake , kvm-devel , Marcel Apfelbaum , Markus Armbruster , "Michael S. Tsirkin" , Paolo Bonzini , Peter Crosthwaite , Richard Henderson , Richard Henderson , Stefan Hajnoczi , Thomas Lendacky , Borislav Petkov On 12/07/2017 05:27 AM, Dr. David Alan Gilbert wrote: > * Peter Maydell (peter.maydell@linaro.org) wrote: >> On 7 December 2017 at 11:03, Dr. David Alan Gilbert wrote: >>> * Brijesh Singh (brijesh.singh@amd.com) wrote: >>>> SEV guest migration is not yet implemented yet. >> >> Is there at least a plan for how migration of a guest with >> encrypted memory would be implemented? > > It's something I've discussed with Brijesh and co and I've read > through the spec and it does look doable; I understand wanting to > get the basics of SEV going first though. > Yes this is something I have in plans. Both the spec and firmware supports encrypted guest migration. Lets get the basics enabled first. thanks! -Brijesh