diff options
Diffstat (limited to 'arch/x86/kernel/pci-swiotlb.c')
| -rw-r--r-- | arch/x86/kernel/pci-swiotlb.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c index e36e71d..e3c0a66 100644 --- a/arch/x86/kernel/pci-swiotlb.c +++ b/arch/x86/kernel/pci-swiotlb.c @@ -50,6 +50,8 @@ static struct dma_map_ops swiotlb_dma_ops = { */ int __init pci_swiotlb_init(void) { + int use_swiotlb = swiotlb | swiotlb_force; + /* don't initialize swiotlb if iommu=off (no_iommu=1) */ #ifdef CONFIG_X86_64 if (!no_iommu && max_pfn > MAX_DMA32_PFN) @@ -63,5 +65,5 @@ int __init pci_swiotlb_init(void) dma_ops = &swiotlb_dma_ops; } - return swiotlb_force; + return use_swiotlb; } |