diff --git a/lib/workqueue.c b/lib/workqueue.c
index e09d009..9fc8931 100644
--- a/lib/workqueue.c
+++ b/lib/workqueue.c
@@ -107,6 +107,12 @@
   return;
 }
 
+bool
+work_queue_is_scheduled (struct work_queue *wq)
+{
+  return (wq->thread != NULL);
+}
+
 static int
 work_queue_schedule (struct work_queue *wq, unsigned int delay)
 {
diff --git a/lib/workqueue.h b/lib/workqueue.h
index f59499a..5ad2589 100644
--- a/lib/workqueue.h
+++ b/lib/workqueue.h
@@ -119,6 +119,8 @@
 /* unplug the queue, allow it to be drained again */
 extern void work_queue_unplug (struct work_queue *wq);
 
+bool work_queue_is_scheduled (struct work_queue *);
+
 /* Helpers, exported for thread.c and command.c */
 extern int work_queue_run (struct thread *);
 extern struct cmd_element show_work_queues_cmd;