> From: Paul Durrant [mailto:paul.durr...@citrix.com]
> Sent: Thursday, February 04, 2016 11:51 PM
> 
> > -----Original Message-----
> > From: Ian Jackson [mailto:ian.jack...@eu.citrix.com]
> > Sent: 04 February 2016 15:06
> > To: Paul Durrant
> > Cc: Jan Beulich; Andrew Cooper; George Dunlap; Ian Campbell; Stefano
> > Stabellini; Wei Liu; Kevin Tian; zhiyuan...@intel.com; Zhang Yu; xen-
> > de...@lists.xen.org; Keir (Xen.org)
> > Subject: RE: [Xen-devel] [PATCH v3 3/3] tools: introduce parameter
> > max_wp_ram_ranges.
> >
> > Paul Durrant writes ("RE: [Xen-devel] [PATCH v3 3/3] tools: introduce
> > parameter max_wp_ram_ranges."):
> > > There are patches in the XenGT xen repo which add extra parameters
> > > into the VM config to allow libxl to provision a gvt-g instance (of
> > > which there are a finite number per GPU) for a VM. The increased
> > > limit could be applied when doing so and it may be feasible to
> > > determine (maybe from the version of the GPU h/w) what a reasonable
> > > limit is.
> >
> > Right.  So in that case there would be no need for this user-visible
> > knob (along with its sadly not very helpful documentation) to be
> > exposed in the libxl stable API.
> >
> 
> No, I really don't think that should be necessary. Libxl merely needs to 
> configure a limit in
> the hypervisor appropriate to the gvt-g instance that is provisioned.
> 

Agree.

Thanks
Kevin

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