From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ian Jackson <Ian.Jackson@eu.citrix.com>
Subject: Re: [PATCH] libxl: passthrough: avoid passing through
 devices not owned by pciback
Date: Thu, 5 Apr 2012 15:41:40 +0100
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To: "Hao, Xudong" <xudong.hao@intel.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, "Kay,
	Allen M" <allen.m.kay@intel.com>
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Hao, Xudong writes ("RE: [Xen-devel] [PATCH] libxl: passthrough: avoid passing through devices not owned by pciback"):
> 
> > -----Original Message-----
> > From: Ian Jackson [mailto:Ian.Jackson@eu.citrix.com]
> > Sent: Tuesday, April 03, 2012 1:01 AM
> > To: Hao, Xudong
> > Cc: xen-devel@lists.xensource.com; 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?

I mean that it has conflicts when I try to apply it.  You need to
refresh it.

Thanks,
Ian.