Re: [Xen-devel] [v2][PATCH] xen/vtd/iommu: permit group devices to passthrough in relaxed mode

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Sep 14, 2015 at 06:59:56AM +0000, Tian, Kevin wrote:
> > From: Chen, Tiejun
> > Sent: Wednesday, September 09, 2015 10:00 AM
> > 
> > Currently we don't allow passing through any group devices which are
> > sharing same RMRR entry since it would break security among VMs. And
> > indeed, we expect we can figure out a better way to handle this kind
> > of case completely.
> > 
> > But before the group assignment gets implemented, we might make this
> > permission dependent on our RMRR policy. So, now it would be allowed
> > in the relaxed mode.
> > 
> > CC: Yang Zhang <yang.z.zhang@xxxxxxxxx>
> > CC: Kevin Tian <kevin.tian@xxxxxxxxx>
> > CC: Jan Beulich <JBeulich@xxxxxxxx>
> > CC: Wei Liu <wei.liu2@xxxxxxxxxx>
> > Signed-off-by: Tiejun Chen <tiejun.chen@xxxxxxxxx>
> 
> Acked-by: Kevin Tian <kevin.tian@xxxxxxxxx>
> 

As far as I can tell all concerns are addressed:

Release-acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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