Merge tag 'gvt-fixes-2021-09-18' of https://github.com/intel/gvt-linux into drm-intel-fixes

gvt-fixes-2021-09-18

- ww locking fix from Zhi

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
From: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210918071105.GY14689@zhen-hp.sh.intel.com