vhost: remove vhost_work_queue

vhost_work_queue is no longer used. Each driver is using the poll or vq
based queueing, so remove vhost_work_queue.
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Message-Id: <20230626232307.97930-13-michael.christie@oracle.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

drivers/vhost/vhost.c

@@ -255,12 +255,6 @@ static bool vhost_worker_queue(struct vhost_worker *worker,
 	return true;
 }
 
-bool vhost_work_queue(struct vhost_dev *dev, struct vhost_work *work)
-{
-	return vhost_worker_queue(dev->worker, work);
-}
-EXPORT_SYMBOL_GPL(vhost_work_queue);
-
 bool vhost_vq_work_queue(struct vhost_virtqueue *vq, struct vhost_work *work)
 {
 	return vhost_worker_queue(vq->worker, work);

drivers/vhost/vhost.h

@@ -44,15 +44,14 @@ struct vhost_poll {
 	struct vhost_virtqueue	*vq;
 };
 
-void vhost_work_init(struct vhost_work *work, vhost_work_fn_t fn);
-bool vhost_work_queue(struct vhost_dev *dev, struct vhost_work *work);
-
 void vhost_poll_init(struct vhost_poll *poll, vhost_work_fn_t fn,
 		     __poll_t mask, struct vhost_dev *dev,
 		     struct vhost_virtqueue *vq);
 int vhost_poll_start(struct vhost_poll *poll, struct file *file);
 void vhost_poll_stop(struct vhost_poll *poll);
 void vhost_poll_queue(struct vhost_poll *poll);
+
+void vhost_work_init(struct vhost_work *work, vhost_work_fn_t fn);
 void vhost_dev_flush(struct vhost_dev *dev);
 
 struct vhost_log {