--- linux-2.6.31-rc4/drivers/gpu/drm/drm_irq.c.orig	2009-07-26 21:36:20.000000000 +0200
+++ linux-2.6.31-rc4/drivers/gpu/drm/drm_irq.c	2009-07-26 21:36:34.000000000 +0200
@@ -566,7 +566,7 @@ int drm_wait_vblank(struct drm_device *d
 
 	ret = drm_vblank_get(dev, crtc);
 	if (ret) {
-		DRM_ERROR("failed to acquire vblank counter, %d\n", ret);
+		DRM_DEBUG("failed to acquire vblank counter, %d\n", ret);
 		return ret;
 	}
 	seq = drm_vblank_count(dev, crtc);