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> 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] *On Behalf Of > *anshul > makkar > *Sent:* 20 February 2017 15:16 > *To:* bharat gohil <ghl.b...@gmail.com>; 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 > > https://lists.xen.org/xen-devel > > > -- Regards, Bharat Gohil Sr.Software Engineer bharat.go...@harman.com +919427054633
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