Index: linux/fs/fuse/virtio_fs.c
===================================================================
--- linux.orig/fs/fuse/virtio_fs.c	2019-08-22 13:38:31.782833564 +0200
+++ linux/fs/fuse/virtio_fs.c	2019-08-22 13:37:55.436406261 +0200
@@ -891,6 +891,9 @@ static int virtio_fs_fill_super(struct s
 	if (err < 0)
 		goto err_free_init_req;
 
+	/* No strict accounting needed for virtio-fs */
+	sb->s_bdi->capabilities = 0;
+
 	fc = fs->vqs[VQ_REQUEST].fud->fc;
 
 	/* TODO take fuse_mutex around this loop? */