Messages in this thread | | | Date | Tue, 24 Nov 2015 11:49:39 +0000 | From | Chris Wilson <> | Subject | Re: [Intel-gfx] [Announcement] 2015-Q3 release of XenGT - a Mediated Graphics Passthrough Solution from Intel |
| |
On Tue, Nov 24, 2015 at 12:19:18PM +0100, Daniel Vetter wrote: > Downside: Tracking mapping changes on the guest side won't be any easier. > This is mostly a problem for integrated gpus, since discrete ones usually > require contiguous vram for scanout. I think saying "don't do that" is a > valid option though, i.e. we're assuming that page mappings for a in-use > scanout range never changes on the guest side. That is true for at least > all the current linux drivers.
Apart from we already suffer limitations of fixed mappings and have patches that want to change the page mapping of active scanouts. -Chris
-- Chris Wilson, Intel Open Source Technology Centre
| |