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>
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)
{
#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)
{
#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