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Message-ID: <4FBEAE70.8090908@redhat.com> Date: Thu, 24 May 2012 17:56:00 -0400 From: Don Dutile <ddutile@...hat.com> To: Alex Williamson <alex.williamson@...hat.com> CC: benh@...nel.crashing.org, aik@...abs.ru, david@...son.dropbear.id.au, joerg.roedel@....com, dwmw2@...radead.org, chrisw@...s-sol.org, agraf@...e.de, benve@...co.com, aafabbri@...co.com, B08248@...escale.com, B07421@...escale.com, avi@...hat.com, konrad.wilk@...cle.com, kvm@...r.kernel.org, qemu-devel@...gnu.org, iommu@...ts.linux-foundation.org, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org, bhelgaas@...gle.com Subject: Re: [PATCH v2 00/13] IOMMU Groups + VFIO On 05/22/2012 01:04 AM, Alex Williamson wrote: > Version 2 incorporating acks and feedback from v1. The PCI DMA quirk > and ACS check are reworked, sysfs iommu groups ABI Documentation > added as well as numerous other fixes, including patches from Alexey > Kardashevskiy towards supporting POWER usage of VFIO and IOMMU groups. > > This series can be found here on top of 3.4: > > git://github.com/awilliam/linux-vfio.git iommu-group-vfio-20120521 > > The Qemu tree has also been updated to Qemu 1.1 and can be found here: > > git://github.com/awilliam/qemu-vfio.git iommu-group-vfio > > I'd really like to make a push to get this in for 3.5, so let's talk > about how to do that across iommu, pci, and new driver. Joerg, are > you sufficiently happy with the IOMMU group concept and code? We'll > also need David Woodhouse buyin on the intel-iommu changes in patches > 3& 6. Who needs to approve VFIO as a new driver, GregKH? Bjorn, > I'd be happy to send the PCI changes as a series for you, but I > wonder if it makes sense to collect acks for them if you approve and > bundle them in with the associated code that needs them so you're > not left with unused code. Let me know which you prefer. If there > are better ways to do it, please let me know. Thanks, > > Alex > > --- ack to 1,2,4,6,8,10 & 11. provided some minor feedback on 3,9,&12. have to do final review of the big stuff, 7 & 13. > > Alex Williamson (13): > vfio: Add PCI device driver > pci: Misc pci_reg additions > pci: Create common pcibios_err_to_errno > pci: export pci_user functions for use by other drivers > vfio: x86 IOMMU implementation > vfio: Add documentation > vfio: VFIO core > iommu: Make use of DMA quirking and ACS enabled check for groups > pci: Add ACS validation utility > pci: Add PCI DMA source ID quirk > iommu: IOMMU groups for VT-d and AMD-Vi > iommu: IOMMU Groups > driver core: Add iommu_group tracking to struct device > > > .../ABI/testing/sysfs-kernel-iommu_groups | 14 > Documentation/ioctl/ioctl-number.txt | 1 > Documentation/vfio.txt | 315 ++++ > MAINTAINERS | 8 > drivers/Kconfig | 2 > drivers/Makefile | 1 > drivers/iommu/amd_iommu.c | 67 + > drivers/iommu/intel-iommu.c | 87 + > drivers/iommu/iommu.c | 578 +++++++- > drivers/pci/access.c | 6 > drivers/pci/pci.c | 76 + > drivers/pci/pci.h | 7 > drivers/pci/quirks.c | 69 + > drivers/vfio/Kconfig | 16 > drivers/vfio/Makefile | 3 > drivers/vfio/pci/Kconfig | 8 > drivers/vfio/pci/Makefile | 4 > drivers/vfio/pci/vfio_pci.c | 557 +++++++ > drivers/vfio/pci/vfio_pci_config.c | 1522 ++++++++++++++++++++ > drivers/vfio/pci/vfio_pci_intrs.c | 724 ++++++++++ > drivers/vfio/pci/vfio_pci_private.h | 91 + > drivers/vfio/pci/vfio_pci_rdwr.c | 269 ++++ > drivers/vfio/vfio.c | 1413 +++++++++++++++++++ > drivers/vfio/vfio_iommu_x86.c | 743 ++++++++++ > drivers/xen/xen-pciback/conf_space.c | 6 > include/linux/device.h | 2 > include/linux/iommu.h | 104 + > include/linux/pci.h | 49 + > include/linux/pci_regs.h | 112 + > include/linux/vfio.h | 444 ++++++ > 30 files changed, 7182 insertions(+), 116 deletions(-) > create mode 100644 Documentation/ABI/testing/sysfs-kernel-iommu_groups > create mode 100644 Documentation/vfio.txt > create mode 100644 drivers/vfio/Kconfig > create mode 100644 drivers/vfio/Makefile > create mode 100644 drivers/vfio/pci/Kconfig > create mode 100644 drivers/vfio/pci/Makefile > create mode 100644 drivers/vfio/pci/vfio_pci.c > create mode 100644 drivers/vfio/pci/vfio_pci_config.c > create mode 100644 drivers/vfio/pci/vfio_pci_intrs.c > create mode 100644 drivers/vfio/pci/vfio_pci_private.h > create mode 100644 drivers/vfio/pci/vfio_pci_rdwr.c > create mode 100644 drivers/vfio/vfio.c > create mode 100644 drivers/vfio/vfio_iommu_x86.c > create mode 100644 include/linux/vfio.h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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