Merge tag 'gvt-next-2020-04-22' of https://github.com/intel/gvt-linux into drm-intel...

gvt-next-2020-04-22

- remove non-upstream xen support bits (Christoph)
- guest context shadow copy optimization (Yan)
- guest context tracking for shadow skip optimization (Yan)

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
From: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200422051230.GH11247@zhen-hp.sh.intel.com

diff --cc drivers/gpu/drm/i915/gvt/gtt.c
Simple merge

diff --cc drivers/gpu/drm/i915/gvt/gvt.c
Simple merge

diff --cc drivers/gpu/drm/i915/gvt/scheduler.c
Simple merge