This patch series implements Address Translation Service support for the Intel IOMMU. ATS makes the PCI Endpoint be able to request the DMA address translation from the IOMMU and cache the translation in the Endpoint, thus alleviate IOMMU pressure and improve the hardware performance in the I/O virtualization environment. Changelog: v1 -> v2 added 'static' prefix to a local LIST_HEAD (Andrew Morton) Yu Zhao (6): PCI: support the ATS capability VT-d: parse ATSR in DMA Remapping Reporting Structure VT-d: add queue invalidation fault status support VT-d: add device IOTLB invalidation support VT-d: cleanup iommu_flush_iotlb_psi and flush_unmaps VT-d: support the device IOTLB drivers/pci/dmar.c | 226 ++++++++++++++++++++++++++++++++++++++---- drivers/pci/intel-iommu.c | 137 +++++++++++++++++++++----- drivers/pci/intr_remapping.c | 21 +++-- drivers/pci/pci.c | 68 +++++++++++++ include/linux/dmar.h | 9 ++ include/linux/intel-iommu.h | 19 +++- include/linux/pci.h | 15 +++ include/linux/pci_regs.h | 10 ++ 8 files changed, 450 insertions(+), 55 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
