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-rw-r--r--arch/x86/kernel/pci-dma.c3
-rw-r--r--include/asm-x86/dma-mapping.h1
2 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 8467ec2320f..702714bd151 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -9,8 +9,7 @@
#include <asm/calgary.h>
#include <asm/amd_iommu.h>
-int forbid_dac __read_mostly;
-EXPORT_SYMBOL(forbid_dac);
+static int forbid_dac __read_mostly;
const struct dma_mapping_ops *dma_ops;
EXPORT_SYMBOL(dma_ops);
diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h
index a1a4dc7fe6e..c2ddd3d1b88 100644
--- a/include/asm-x86/dma-mapping.h
+++ b/include/asm-x86/dma-mapping.h
@@ -14,7 +14,6 @@ extern dma_addr_t bad_dma_address;
extern int iommu_merge;
extern struct device fallback_dev;
extern int panic_on_overflow;
-extern int forbid_dac;
extern int force_iommu;
struct dma_mapping_ops {