From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [RFC v3 6/6] xen/arm: Implement toolstack for xl restore/save/migration Date: Wed, 14 May 2014 14:24:17 +0100 Message-ID: <53736E81.9090708@citrix.com> References: <1399583908-21755-1-git-send-email-w1.huang@samsung.com> <1399583908-21755-7-git-send-email-w1.huang@samsung.com> <1400073644.29366.110.camel@kazak.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1400073644.29366.110.camel@kazak.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ian Campbell Cc: Wei Huang , keir@xen.org, stefano.stabellini@eu.citrix.com, ian.jackson@eu.citrix.com, julien.grall@linaro.org, tim@xen.org, jaeyong.yoo@samsung.com, xen-devel@lists.xen.org, jbeulich@suse.com, yjhyun.yoo@samsung.com List-Id: xen-devel@lists.xenproject.org On 14/05/14 14:20, Ian Campbell wrote: > On Thu, 2014-05-08 at 16:18 -0500, Wei Huang wrote: >> This patch implements xl save/restore operation in xc_arm_migrate.c >> and make it compilable with existing design. The operation is also >> used by migration. >> >> The overall process of save/restore is the following: 1) save guest >> parameters; 2) save memory; 3) save HVM states. >> >> Signed-off-by: Alexey Sokolov >> Signed-off-by: Wei Huang > I'm going to defer reviewing this for now, it'll likely need to be > reworked to fit into Andy's new migration framework. As I mentioned > before (I think/hope!) I'd like ARM to use that from day 1. With the Xen side hypercalls implemented in this series, supporting ARM in the new framework should be as complicated as copying the x86 mostly-noop function-pointer-structure. Should be all of 100 lines in total or so. ~Andrew