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x86: pci-dma_64.c: cleanups

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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>
This commit is contained in:
Adrian Bunk 2008-01-30 13:30:31 +01:00 committed by Ingo Molnar
parent ed65260bb8
commit 3e7593966b
2 changed files with 1 additions and 3 deletions
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3
arch/x86/kernel/pci-dma_64.c
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@ -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;

1
include/asm-x86/pci_64.h
View File

@ -26,7 +26,6 @@ extern int (*pci_config_write)(int seg, int bus, int dev, int fn, int reg, int l
extern void pci_iommu_alloc(void);
extern int iommu_setup(char *opt);
/* The PCI address space does equal the physical memory
* address space. The networking and block device layers use