From 21255dad9dffa4407cab866f5561cb9568f7f7d8 Mon Sep 17 00:00:00 2001
From: James Cowgill <James.Cowgill@imgtec.com>
Date: Thu, 13 Nov 2014 11:08:06 +0000
Subject: [PATCH] MIPS: Loongson3: Fix __node_distances undefined error

export the __node_distances symbol in the loongson3 numa code to fix the
build error:

  Building modules, stage 2.
  MODPOST 221 modules
ERROR: "__node_distances" [drivers/block/nvme.ko] undefined!
scripts/Makefile.modpost:90: recipe for target '__modpost' failed

when building the kernel with:
 CONFIG_CPU_LOONGSON3=y
 CONFIG_NUMA=y
 CONFIG_BLK_DEV_NVME=m

Signed-off-by: James Cowgill <James.Cowgill@imgtec.com>
Cc: <stable@vger.kernel.org> # v3.17+
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Reviewed-by: Huacai Chen <chenhc@lemote.com>
Cc: linux-mips@linux-mips.org
Cc: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Patchwork: https://patchwork.linux-mips.org/patch/8444/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
 arch/mips/loongson/loongson-3/numa.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/mips/loongson/loongson-3/numa.c b/arch/mips/loongson/loongson-3/numa.c
index 37ed184398c6b..42323bcc5d28b 100644
--- a/arch/mips/loongson/loongson-3/numa.c
+++ b/arch/mips/loongson/loongson-3/numa.c
@@ -33,6 +33,7 @@
 
 static struct node_data prealloc__node_data[MAX_NUMNODES];
 unsigned char __node_distances[MAX_NUMNODES][MAX_NUMNODES];
+EXPORT_SYMBOL(__node_distances);
 struct node_data *__node_data[MAX_NUMNODES];
 EXPORT_SYMBOL(__node_data);
 
-- 
2.30.2