x86: pci-dma_64.c: cleanups

This patch contains the following cleanups:
- make the needlessly global iommu_setup() static
- remove the unused EXPORT_SYMBOL(iommu_merge)

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 1 insertions, 2 deletions

diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c
index 5552d23d23c2..a82473d192a3 100644
--- a/arch/x86/kernel/pci-dma_64.c
+++ b/arch/x86/kernel/pci-dma_64.c
@@ -13,7 +13,6 @@
 #include <asm/calgary.h>
 
 int iommu_merge __read_mostly = 0;
-EXPORT_SYMBOL(iommu_merge);
 
 dma_addr_t bad_dma_address __read_mostly;
 EXPORT_SYMBOL(bad_dma_address);
@@ -230,7 +229,7 @@ EXPORT_SYMBOL(dma_set_mask);
  * See <Documentation/x86_64/boot-options.txt> for the iommu kernel parameter
  * documentation.
  */
-__init int iommu_setup(char *p)
+static __init int iommu_setup(char *p)
 {
         iommu_merge = 1;