diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ia64/kernel/pci-dma.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/pci-dma.c | 4 |
2 files changed, 4 insertions, 2 deletions
diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c index eb987386f691..ecdde25d0d18 100644 --- a/arch/ia64/kernel/pci-dma.c +++ b/arch/ia64/kernel/pci-dma.c @@ -32,6 +32,8 @@ int force_iommu __read_mostly = 1; int force_iommu __read_mostly; #endif +int iommu_pass_through; + /* Dummy device used for NULL arguments (normally ISA). Better would be probably a smaller DMA mask, but this is bug-to-bug compatible to i386. */ diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 8cad0d854242..049005e82178 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -32,6 +32,8 @@ int no_iommu __read_mostly; /* Set this to 1 if there is a HW IOMMU in the system */ int iommu_detected __read_mostly = 0; +int iommu_pass_through; + dma_addr_t bad_dma_address __read_mostly = 0; EXPORT_SYMBOL(bad_dma_address); @@ -160,8 +162,6 @@ again: return page_address(page); } -extern int iommu_pass_through; - /* * See <Documentation/x86_64/boot-options.txt> for the iommu kernel parameter * documentation. |
