Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86/gart: Disable GART explicitly before initialization
dma-debug: Cleanup for copy-loop in filter_write()
x86/amd-iommu: Remove obsolete parameter documentation
x86/amd-iommu: use for_each_pci_dev
Revert "x86: disable IOMMUs on kernel crash"
x86/amd-iommu: warn when issuing command to uninitialized cmd buffer
x86/amd-iommu: enable iommu before attaching devices
x86/amd-iommu: Use helper function to destroy domain
x86/amd-iommu: Report errors in acpi parsing functions upstream
x86/amd-iommu: Pt mode fix for domain_destroy
x86/amd-iommu: Protect IOMMU-API map/unmap path
x86/amd-iommu: Remove double NULL check in check_device