Messages in this thread Patch in this message | | | Date | Tue, 10 Jul 2007 11:04:19 +0200 (CEST) | From | Jan Engelhardt <> | Subject | intel iommu (Re: -mm merge plans for 2.6.23) |
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On Jul 10 2007 01:31, Andrew Morton wrote:
>intel-iommu-dmar-detection-and-parsing-logic.patch >intel-iommu-pci-generic-helper-function.patch >intel-iommu-clflush_cache_range-now-takes-size-param.patch >intel-iommu-iova-allocation-and-management-routines.patch >intel-iommu-intel-iommu-driver.patch >intel-iommu-avoid-memory-allocation-failures-in-dma-map-api-calls.patch >intel-iommu-intel-iommu-cmdline-option-forcedac.patch >intel-iommu-dmar-fault-handling-support.patch >intel-iommu-iommu-gfx-workaround.patch >intel-iommu-iommu-floppy-workaround.patch
Here's some fix:
Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
--- arch/x86_64/Kconfig | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-)
Index: linux-2.6.22-rc6/arch/x86_64/Kconfig =================================================================== --- linux-2.6.22-rc6.orig/arch/x86_64/Kconfig +++ linux-2.6.22-rc6/arch/x86_64/Kconfig @@ -753,11 +753,11 @@ 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" @@ -765,9 +765,9 @@ 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. config DMAR_FLOPPY_WA @@ -775,10 +775,10 @@ config DMAR_FLOPPY_WA depends on DMAR default y help - Floppy disk drivers are know to by pass dma api calls - their by failing to work when IOMMU is enabled. This - work around will setup a 1 to 1 mappings for the first - 16M to make floppy(isa device) work. + Floppy disk drivers are know to bypass DMA API calls + thereby failing to work when IOMMU is enabled. This + workaround will setup a 1:1 mapping for the first + 16M to make floppy (an ISA device) work. source "drivers/pci/pcie/Kconfig" - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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