cirros-testvm/src-cirros/buildroot-2015.05/board/beaglebone/patches/linux/linux-0001-arm-Export-cache-flush-management-symbols-when-MULTI.patch

   1 From 29885f2f3d700341d322274db6ad085e601c0994 Mon Sep 17 00:00:00 2001
   2 From: Pantelis Antoniou <panto@antoniou-consulting.com>
   3 Date: Fri, 4 Jan 2013 00:32:33 +0200
   4 Subject: [PATCH 3/3] arm: Export cache flush management symbols when
   5  !MULTI_CACHE
   6
   7 When compiling a kernel without CONFIG_MULTI_CACHE enabled the
   8 dma access functions end up not being exported. Fix it.
   9
  10 Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
  11 ---
  12  arch/arm/kernel/setup.c |    9 +++++++++
  13  1 file changed, 9 insertions(+)
  14
  15 diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
  16 index da1d1aa..dcb678c 100644
  17 --- a/arch/arm/kernel/setup.c
  18 +++ b/arch/arm/kernel/setup.c
  19 @@ -923,3 +923,12 @@ const struct seq_operations cpuinfo_op = {
  20         .stop   = c_stop,
  21         .show   = c_show
  22  };
  23 +
  24 +/* export the cache management functions */
  25 +#ifndef MULTI_CACHE
  26 +
  27 +EXPORT_SYMBOL(__glue(_CACHE,_dma_map_area));
  28 +EXPORT_SYMBOL(__glue(_CACHE,_dma_unmap_area));
  29 +EXPORT_SYMBOL(__glue(_CACHE,_dma_flush_range));
  30 +
  31 +#endif
  32 --
  33 1.7.10.4
  34