Re: [Xen-devel] [PATCH] xsm: add missing permissions discovered in testing

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Nov 07, 2016 at 07:22:40AM +0000, Wei Liu wrote:
> On Fri, Nov 04, 2016 at 11:35:20AM -0400, Daniel De Graaf wrote:
> > Add two missing allow rules:
> > 
> > 1. Device model domain construction uses getvcpucontext, discovered by
> > Andrew Cooper in an (apparently) unrelated bisection.
> > 
> > 2. When a domain is destroyed with a device passthrough active, the
> > calls to remove_{irq,ioport,iomem} can be made by the hypervisor itself
> > (which results in an XSM check with the source xen_t).  It does not make
> > sense to deny these permissions; no domain should be using xen_t, and
> > forbidding the hypervisor from performing cleanup is not useful.
> > 
> > Signed-off-by: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
> > Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> 
> Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> 
> I will pick this up for 4.8.

Updated commit message and applied.

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