diff options
-rw-r--r-- | arch/x86/Kconfig | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 8ec3a1aa4abd..50a1d1f9b6d3 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig | |||
@@ -746,10 +746,10 @@ config SWIOTLB | |||
746 | def_bool y if X86_64 | 746 | def_bool y if X86_64 |
747 | ---help--- | 747 | ---help--- |
748 | Support for software bounce buffers used on x86-64 systems | 748 | Support for software bounce buffers used on x86-64 systems |
749 | which don't have a hardware IOMMU (e.g. the current generation | 749 | which don't have a hardware IOMMU. Using this PCI devices |
750 | of Intel's x86-64 CPUs). Using this PCI devices which can only | 750 | which can only access 32-bits of memory can be used on systems |
751 | access 32-bits of memory can be used on systems with more than | 751 | with more than 3 GB of memory. |
752 | 3 GB of memory. If unsure, say Y. | 752 | If unsure, say Y. |
753 | 753 | ||
754 | config IOMMU_HELPER | 754 | config IOMMU_HELPER |
755 | def_bool (CALGARY_IOMMU || GART_IOMMU || SWIOTLB || AMD_IOMMU) | 755 | def_bool (CALGARY_IOMMU || GART_IOMMU || SWIOTLB || AMD_IOMMU) |