drm/i915/gvt: Factor intel_vgpu_page_track

As the data structure of "intel_vgpu_guest_page" will become much heavier
in future, it's better to factor out the guest memory page track mechnisim
as early as possible.

Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
This commit is contained in:
Zhi Wang 2017-09-29 02:47:55 +08:00 • committed by Zhenyu Wang
commit 7d1e5cdf01
4 changed files with 136 additions and 114 deletions