[PATCH kernel 0/3] powerpc/iommu: Add iommu_ops to report capabilities and allow blocking domains

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Here is another take on iommu_ops on POWER to make VFIO work
again on POWERPC64.

The tree with all prerequisites is here:
https://github.com/aik/linux/tree/kvm-fixes-wip

The previous discussion is here:
https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20220707135552.3688927-1-aik@xxxxxxxxx/
https://patchwork.ozlabs.org/project/kvm-ppc/patch/20220701061751.1955857-1-aik@xxxxxxxxx/

Please comment. Thanks.



Alexey Kardashevskiy (3):
  powerpc/iommu: Add "borrowing" iommu_table_group_ops
  powerpc/pci_64: Init pcibios subsys a bit later
  powerpc/iommu: Add iommu_ops to report capabilities and allow blocking
    domains

 arch/powerpc/include/asm/iommu.h          |   6 +-
 arch/powerpc/include/asm/pci-bridge.h     |   7 +
 arch/powerpc/platforms/pseries/pseries.h  |   5 +
 arch/powerpc/kernel/iommu.c               | 257 +++++++++++++++++++++-
 arch/powerpc/kernel/pci_64.c              |   2 +-
 arch/powerpc/platforms/powernv/pci-ioda.c |  36 ++-
 arch/powerpc/platforms/pseries/iommu.c    |  27 +++
 arch/powerpc/platforms/pseries/setup.c    |   3 +
 drivers/vfio/vfio_iommu_spapr_tce.c       |  96 ++------
 9 files changed, 345 insertions(+), 94 deletions(-)

-- 
2.30.2




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