+HYGON PROCESSOR SUPPORT
+M: Pu Wen <puwen@xxxxxxxx>
+L: linux-arch@xxxxxxxxxxxxxxx
This is probably the wrong ML. You either have your own or use lkml,
I'd say.
+++ b/arch/x86/kernel/cpu/hygon.c
@@ -0,0 +1,408 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Hygon Processor Support for Linux
+ *
+ * Copyright (c) Chengdu Haiguang IC Design Co., Ltd.
+ *
+ * Author: 2018 Pu Wen <puwen@xxxxxxxx>
Year goes with the copyright.
Otherwise looks ok.