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Subjectintel iommu (Re: -mm merge plans for 2.6.23)

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"

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