arch/ia64/kernel/pci-dma.c only needs to include iommu once.
Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
#include <linux/kernel.h>
#include <asm/page.h>
-#include <asm/iommu.h>
dma_addr_t bad_dma_address __read_mostly;
EXPORT_SYMBOL(bad_dma_address);