Cc'ed to the mailing list of Intel graphic virtualization On 02/23/17 12:36 +0000, Paul Durrant wrote: > Hi, > > I’m not actually sure where the latest public release of the xengt code is. > Perhaps someone from Intel can comment? > > Otherwise, if you grab the source ISOs from xenserver.org you can look in > the SRPM for xengt. The xengt kernel module is responsible for auditing the > servicing the GPU commands from guests. > > Cheers, > > Paul > > > From: bharat gohil [mailto:ghl.b...@gmail.com] > Sent: 23 February 2017 12:30 > To: Paul Durrant <paul.durr...@citrix.com> > Cc: Anshul Makkar <anshul.mak...@citrix.com>; xen-de...@lists.xenproject.org > Subject: Re: [Xen-devel] XenGT GPU virtualization > > Thanks paul and anshul > Can you guys point out source code which is audit the GPU command? > > Thanks > Bharat > > On Mon, Feb 20, 2017 at 9:01 PM, Paul Durrant > <paul.durr...@citrix.com<mailto:paul.durr...@citrix.com>> wrote: > No, that’s not correct. The GPU commands are whitelisted and only the > commands that can be audited are handled. > > Paul > > From: Xen-devel > [mailto:xen-devel-boun...@lists.xen.org<mailto:xen-devel-boun...@lists.xen.org>] > On Behalf Of anshul makkar > Sent: 20 February 2017 15:16 > To: bharat gohil <ghl.b...@gmail.com<mailto:ghl.b...@gmail.com>>; > xen-de...@lists.xenproject.org<mailto:xen-de...@lists.xenproject.org> > Subject: Re: [Xen-devel] XenGT GPU virtualization > > > > > On 18/01/17 13:21, bharat gohil wrote: > Hello > > I am new to GPU and GPU virtualization and found that xen support intel GPU > virtualization using XenGT. > I want to know, > 1) What are the critical GPU command pass from xen to Dom0? > 2) How the Dom0 mediator or xen validate the GPU command which is passed from > domU GPU driver? > 3) If one of the domU guest send bad(malicious) command to GPU which led GPU > to bad state. Can Dom0 mediator or xen prevents this kind of scenario? > As far as I know, there is know mediation to check for the commands. Xen does > audit the target address space, but not GPU commands. > > -- > Regards, > Bharat Gohil > > > > > _______________________________________________ > > Xen-devel mailing list > > Xen-devel@lists.xen.org<mailto:Xen-devel@lists.xen.org> > > https://lists.xen.org/xen-devel > > > > > -- > Regards, > Bharat Gohil > Sr.Software Engineer > bharat.go...@harman.com<mailto:bharat.go...@harman.com> > +919427054633
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