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authorGlauber Costa <gcosta@redhat.com>2008-04-08 13:21:00 -0300
committerIngo Molnar <mingo@elte.hu>2008-04-19 19:19:58 +0200
commitcac67877d268f21da74d879a355247e4e25b5b5f (patch)
treebba90fa76cd127f525a0811701cde7c2eb33007d /arch
parentd09d815c1b1d437a3ea89ecd92c91179266d1243 (diff)
x86: move bad_dma_address
It goes to pci-dma.c, and is removed from the arch-specific files. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/pci-dma.c2
-rw-r--r--arch/x86/kernel/pci-dma_32.c4
-rw-r--r--arch/x86/kernel/pci-dma_64.c2
3 files changed, 2 insertions, 6 deletions
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 967dfcfa2ad..00527e74e49 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -35,6 +35,8 @@ int iommu_detected __read_mostly = 0;
int iommu_bio_merge __read_mostly = 0;
EXPORT_SYMBOL(iommu_bio_merge);
+dma_addr_t bad_dma_address __read_mostly = 0;
+EXPORT_SYMBOL(bad_dma_address);
int dma_set_mask(struct device *dev, u64 mask)
{
diff --git a/arch/x86/kernel/pci-dma_32.c b/arch/x86/kernel/pci-dma_32.c
index 78c7640252a..9199bccb921 100644
--- a/arch/x86/kernel/pci-dma_32.c
+++ b/arch/x86/kernel/pci-dma_32.c
@@ -14,10 +14,6 @@
#include <linux/module.h>
#include <asm/io.h>
-/* For i386, we make it point to the NULL address */
-dma_addr_t bad_dma_address __read_mostly = 0x0;
-EXPORT_SYMBOL(bad_dma_address);
-
static int dma_alloc_from_coherent_mem(struct device *dev, ssize_t size,
dma_addr_t *dma_handle, void **ret)
{
diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c
index 6eacd58e451..5f03e417421 100644
--- a/arch/x86/kernel/pci-dma_64.c
+++ b/arch/x86/kernel/pci-dma_64.c
@@ -14,8 +14,6 @@
#include <asm/gart.h>
#include <asm/calgary.h>
-dma_addr_t bad_dma_address __read_mostly;
-EXPORT_SYMBOL(bad_dma_address);
/* Dummy device used for NULL arguments (normally ISA). Better would
be probably a smaller DMA mask, but this is bug-to-bug compatible