i915_gem_track_fb
void i915_gem_track_fb(struct drm_i915_gem_object *old,
i915_gem_track_fb(intel_fb_obj(old_plane_state->fb),
i915_gem_track_fb(intel_fb_obj(old_fb), intel_fb_obj(fb),
i915_gem_track_fb(overlay->vma ? overlay->vma->obj : NULL,