gen8_ppgtt_notify_vgt  957 drivers/gpu/drm/i915/i915_gem_gtt.c 		gen8_ppgtt_notify_vgt(ppgtt, false);
gen8_ppgtt_notify_vgt 1525 drivers/gpu/drm/i915/i915_gem_gtt.c 		gen8_ppgtt_notify_vgt(ppgtt, true);