Merge tag 'gvt-fixes-2017-01-25' of https://github.com/01org/gvt-linux into drm-intel-fixes

gvt-fixes-2017-01-25

- re-enable shadow batch buffer for security that was falsely turned off.
- kvmgt/mdev typo fix for correct ABI
- gvt mail list change

Signed-off-by: Jani Nikula <jani.nikula@intel.com>