diff --git a/test/external_code/passthru/vbdev_passthru.c b/test/external_code/passthru/vbdev_passthru.c
index 63e5ed9f0..80e41162c 100644
--- a/test/external_code/passthru/vbdev_passthru.c
+++ b/test/external_code/passthru/vbdev_passthru.c
@@ -700,7 +700,7 @@ vbdev_passthru_register(const char *bdev_name)
 
 /* Create the passthru disk from the given bdev and vbdev name. */
 int
-bdev_passthru_create_disk(const char *bdev_name, const char *vbdev_name)
+bdev_passthru_external_create_disk(const char *bdev_name, const char *vbdev_name)
 {
 	int rc;
 
@@ -725,7 +725,8 @@ bdev_passthru_create_disk(const char *bdev_name, const char *vbdev_name)
 }
 
 void
-bdev_passthru_delete_disk(struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn, void *cb_arg)
+bdev_passthru_external_delete_disk(struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn,
+				   void *cb_arg)
 {
 	struct bdev_names *name;
 
diff --git a/test/external_code/passthru/vbdev_passthru.h b/test/external_code/passthru/vbdev_passthru.h
index 716e187c1..070aa68e8 100644
--- a/test/external_code/passthru/vbdev_passthru.h
+++ b/test/external_code/passthru/vbdev_passthru.h
@@ -46,7 +46,7 @@
  * \param vbdev_name Name of the pass through bdev.
  * \return 0 on success, other on failure.
  */
-int bdev_passthru_create_disk(const char *bdev_name, const char *vbdev_name);
+int bdev_passthru_external_create_disk(const char *bdev_name, const char *vbdev_name);
 
 /**
  * Delete passthru bdev.
@@ -55,7 +55,7 @@ int bdev_passthru_create_disk(const char *bdev_name, const char *vbdev_name);
  * \param cb_fn Function to call after deletion.
  * \param cb_arg Argument to pass to cb_fn.
  */
-void bdev_passthru_delete_disk(struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn,
-			       void *cb_arg);
+void bdev_passthru_external_delete_disk(struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn,
+					void *cb_arg);
 
 #endif /* SPDK_VBDEV_PASSTHRU_H */
diff --git a/test/external_code/passthru/vbdev_passthru_rpc.c b/test/external_code/passthru/vbdev_passthru_rpc.c
index 0b0409f1a..ac9cec9dd 100644
--- a/test/external_code/passthru/vbdev_passthru_rpc.c
+++ b/test/external_code/passthru/vbdev_passthru_rpc.c
@@ -77,7 +77,7 @@ rpc_bdev_passthru_create(struct spdk_jsonrpc_request *request,
 		goto cleanup;
 	}
 
-	rc = bdev_passthru_create_disk(req.base_bdev_name, req.name);
+	rc = bdev_passthru_external_create_disk(req.base_bdev_name, req.name);
 	if (rc != 0) {
 		spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
 		goto cleanup;
@@ -135,7 +135,7 @@ rpc_bdev_passthru_delete(struct spdk_jsonrpc_request *request,
 		goto cleanup;
 	}
 
-	bdev_passthru_delete_disk(bdev, rpc_bdev_passthru_delete_cb, request);
+	bdev_passthru_external_delete_disk(bdev, rpc_bdev_passthru_delete_cb, request);
 
 cleanup:
 	free_rpc_bdev_passthru_delete(&req);