_ppgtt_set_root_entry  590 drivers/gpu/drm/i915/gvt/gtt.c 	_ppgtt_set_root_entry(mm, entry, index, true);
_ppgtt_set_root_entry  596 drivers/gpu/drm/i915/gvt/gtt.c 	_ppgtt_set_root_entry(mm, entry, index, false);