From e3f4624388731eb475ef7494b43440b3ad9269e1 Mon Sep 17 00:00:00 2001
From: Greentime Hu <greentime@andestech.com>
Date: Thu, 19 Apr 2018 15:45:45 +0800
Subject: nds32: Fix the symbols undefined issue by exporting them.

It broke the 'allmodconfig' build.
  LD      vmlinux
  SYSMAP  System.map
  Building modules, stage 2.
  MODPOST 5028 modules
ERROR: "flush_dcache_page" [net/sunrpc/xprtrdma/rpcrdma.ko] undefined!
ERROR: "empty_zero_page" [net/ceph/libceph.ko] undefined!
ERROR: "save_stack_trace" [kernel/backtracetest.ko] undefined!
ERROR: "clear_page" [fs/ocfs2/dlm/ocfs2_dlm.ko] undefined!
ERROR: "copy_page" [fs/nilfs2/nilfs2.ko] undefined!
...

Signed-off-by: Greentime Hu <greentime@andestech.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
---
 arch/nds32/lib/copy_page.S | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'arch/nds32/lib')

diff --git a/arch/nds32/lib/copy_page.S b/arch/nds32/lib/copy_page.S
index 4a2ff85f17ee..f8701ed161a8 100644
--- a/arch/nds32/lib/copy_page.S
+++ b/arch/nds32/lib/copy_page.S
@@ -2,6 +2,7 @@
 // Copyright (C) 2005-2017 Andes Technology Corporation
 
 #include <linux/linkage.h>
+#include <asm/export.h>
 #include <asm/page.h>
 
 	.text
@@ -16,6 +17,7 @@ ENTRY(copy_page)
 	popm	$r2, $r10
 	ret
 ENDPROC(copy_page)
+EXPORT_SYMBOL(copy_page)
 
 ENTRY(clear_page)
 	pushm	$r1, $r9
@@ -35,3 +37,4 @@ ENTRY(clear_page)
 	popm	$r1, $r9
         ret
 ENDPROC(clear_page)
+EXPORT_SYMBOL(clear_page)
-- 
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