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Date: Thu, 17 Dec 2015 20:45:31 +0800
From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
To: "Iremonger, Bernard" <bernard.iremonger@intel.com>
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Cc: "Michael S. Tsirkin" <mst@redhat.com>, "dev@dpdk.org" <dev@dpdk.org>, "Yang,
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Subject: Re: [dpdk-dev] [PATCH v2 0/6] vhost-user live migration support
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On Thu, Dec 17, 2015 at 12:08:13PM +0000, Iremonger, Bernard wrote:
> Hi Yuanhan,
> 
> > -----Original Message-----
> > From: Yuanhan Liu [mailto:yuanhan.liu@linux.intel.com]
> > Sent: Thursday, December 17, 2015 3:12 AM
> > To: dev@dpdk.org
> > Cc: Xie, Huawei <huawei.xie@intel.com>; Michael S. Tsirkin
> > <mst@redhat.com>; Victor Kaplansky <vkaplans@redhat.com>; Iremonger,
> > Bernard <bernard.iremonger@intel.com>; Pavel Fedin
> > <p.fedin@samsung.com>; Peter Xu <peterx@redhat.com>; Yuanhan Liu
> > <yuanhan.liu@linux.intel.com>; Chen, Zhihui <zhihui.chen@intel.com>;
> > Yang, Maggie <maggie.yang@intel.com>
> > Subject: [PATCH v2 0/6] vhost-user live migration support
> > 
> > This patch set adds the vhost-user live migration support.
> > 
> > The major task behind that is to log pages we touched during live migration,
> > including used vring and desc buffer. So, this patch set is basically about
> > adding vhost log support, and using it.
> > 
> > Patchset
> > ========
> > - Patch 1 handles VHOST_USER_SET_LOG_BASE, which tells us where
> >   the dirty memory bitmap is.
> > 
> > - Patch 2 introduces a vhost_log_write() helper function to log
> >   pages we are gonna change.
> > 
> > - Patch 3 logs changes we made to used vring.
> > 
> > - Patch 4 logs changes we made to vring desc buffer.
> > 
> > - Patch 5 and 6 add some feature bits related to live migration.
> > 
> >
>  
> The follow test guide should probably be added the DPDK doc files.

Yes, but not this one, which is a fare rough one. The official one
should do live migration between two hosts.

> It could be added to the sample app guide or the programmers guide.
> There is already a Vhost Library  section in the programmers guide and
> A Vhost Sample Application section in the sample app guide.

We may do it after the validation from validation team.

	--yliu