buildroot

From 29885f2f3d700341d322274db6ad085e601c0994 Mon Sep 17 00:00:00 2001

From: Pantelis Antoniou <panto@antoniou-consulting.com>

Date: Fri, 4 Jan 2013 00:32:33 +0200

Subject: [PATCH 3/3] arm: Export cache flush management symbols when

 !MULTI_CACHE

​

When compiling a kernel without CONFIG_MULTI_CACHE enabled the

dma access functions end up not being exported. Fix it.

​

Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>

---

 arch/arm/kernel/setup.c |    9 +++++++++

 1 file changed, 9 insertions(+)

​

diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c

index da1d1aa..dcb678c 100644

--- a/arch/arm/kernel/setup.c

+++ b/arch/arm/kernel/setup.c

@@ -923,3 +923,12 @@ const struct seq_operations cpuinfo_op = {

    .stop   = c_stop,

    .show   = c_show

 };

+

+/* export the cache management functions */

+#ifndef MULTI_CACHE

+

+EXPORT_SYMBOL(__glue(_CACHE,_dma_map_area));

+EXPORT_SYMBOL(__glue(_CACHE,_dma_unmap_area));

+EXPORT_SYMBOL(__glue(_CACHE,_dma_flush_range));

+

+#endif

-- 

1.7.10.4

​