Re: [Xen-devel] [PATCH] libxl: passthrough: avoid passing through devices not owned by pciback

["Hao, Xudong" <xudong.hao@xxxxxxxxx>]

> -----Original Message-----
> From: Ian Jackson [mailto:Ian.Jackson@xxxxxxxxxxxxx]
> Sent: Tuesday, April 03, 2012 1:01 AM
> To: Hao, Xudong
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx; Kay, Allen M
> Subject: Re: [Xen-devel] [PATCH] libxl: passthrough: avoid passing through
> devices not owned by pciback
> 
> Hao, Xudong writes ("[Xen-devel] [PATCH] libxl: passthrough: avoid passing
> through devices not owned by pciback"):
> > <Porting from Xen 4.1 tree.>
> >
> > libxl: passthrough: avoid passing through devices not owned by pciback
> 
> I'm afraid this no longer applies to xen-unstable.hg tip.
> 
Reason?

If no pciback checking, one device could be assigned to guest even it's being 
used by dom0, is there security issue?

Thanks,
-Xudong


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