trace_spt_refcount  926 drivers/gpu/drm/i915/gvt/gtt.c 	trace_spt_refcount(spt->vgpu->id, "inc", spt, v, (v + 1));
trace_spt_refcount  934 drivers/gpu/drm/i915/gvt/gtt.c 	trace_spt_refcount(spt->vgpu->id, "dec", spt, v, (v - 1));