[PATCH 3.17 005/122] MIPS: Loongson3: Fix __node_distances undefined error

[Greg Kroah-Hartman]

3.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: James Cowgill <James.Cowgill@xxxxxxxxxx>

commit 21255dad9dffa4407cab866f5561cb9568f7f7d8 upstream.

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@xxxxxxxxxx>
Reviewed-by: James Hogan <james.hogan@xxxxxxxxxx>
Reviewed-by: Huacai Chen <chenhc@xxxxxxxxxx>
Cc: linux-mips@xxxxxxxxxxxxxx
Cc: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
Patchwork: https://patchwork.linux-mips.org/patch/8444/
Signed-off-by: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 arch/mips/loongson/loongson-3/numa.c |    1 +
 1 file changed, 1 insertion(+)

--- 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);
 


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