Index: geom_event.c
===================================================================
RCS file: /usr/repo/src/sys/geom/geom_event.c,v
retrieving revision 1.54
diff -u -p -r1.54 geom_event.c
--- geom_event.c	4 Sep 2005 19:14:19 -0000	1.54
+++ geom_event.c	8 Sep 2006 10:35:26 -0000
@@ -183,7 +183,10 @@ one_event(void)
 	g_topology_lock();
 	for (;;) {
 		mtx_lock(&g_eventlock);
-		pp = TAILQ_FIRST(&g_doorstep);
+		TAILQ_FOREACH(pp, &g_doorstep, orphan) {
+			if (pp->nstart == pp->nend)
+				break;
+		}
 		if (pp != NULL) {
 			G_VALID_PROVIDER(pp);
 			TAILQ_REMOVE(&g_doorstep, pp, orphan);