From: Jan Engelhardt Signed-off-by: Jan Engelhardt Cc: Anil S Keshavamurthy Signed-off-by: Andrew Morton --- arch/x86_64/Kconfig | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff -puN arch/x86_64/Kconfig~intel-iommu-iommu-gfx-workaround-kconfig-fix arch/x86_64/Kconfig --- a/arch/x86_64/Kconfig~intel-iommu-iommu-gfx-workaround-kconfig-fix +++ a/arch/x86_64/Kconfig @@ -749,11 +749,11 @@ config DMAR depends on PCI_MSI && ACPI && EXPERIMENTAL default y help - DMA remapping(DMAR) devices support enables independent address - translations for Direct Memory Access(DMA) from Devices. + DMA remapping (DMAR) devices support enables independent address + translations for Direct Memory Access (DMA) from devices. These DMA remapping devices are reported via ACPI tables - and includes pci device scope covered by these DMA - remapping device. + and include PCI device scope covered by these DMA + remapping devices. config DMAR_GFX_WA bool "Support for Graphics workaround" @@ -761,9 +761,9 @@ config DMAR_GFX_WA default y help Current Graphics drivers tend to use physical address - for DMA and avoid using DMA api's. Setting this config + for DMA and avoid using DMA APIs. Setting this config option permits the IOMMU driver to set a unity map for - all the OS visible memory. Hence the driver can continue + all the OS-visible memory. Hence the driver can continue to use physical addresses for DMA. source "drivers/pci/pcie/Kconfig" _