[PATCH v2 00/14] iommu: Retire bus_set_iommu()

Robin Murphy robin.murphy at arm.com
Thu Apr 28 07:16:33 PDT 2022


On 2022-04-28 14:18, Robin Murphy wrote:
> v1: https://lore.kernel.org/linux-iommu/cover.1649935679.git.robin.murphy@arm.com/
> 
> Hi all,
> 
> Just some minor updates for v2, adding a workaround to avoid changing
> VT-d behaviour for now, cleaning up the extra include I missed in
> virtio-iommu, and collecting all the acks so far.

Oh, and I added the proper error handling for bus_iommu_probe() since it 
turned out to be trivial, and applied Krishna's R-b to the wrong patch 
because of course what was patch #2 is now actually patch #3 :(

Apologies, juggling one too many things at the moment...

Robin.

> As before, this is
> based on the AMD IOMMU patch now applied, plus v2 of my
> device_iommu_capable() series here:
> 
> https://lore.kernel.org/linux-iommu/cover.1650878781.git.robin.murphy@arm.com/
> 
> Cheers,
> Robin.
> 
> 
> 
> Robin Murphy (14):
>    iommu/vt-d: Temporarily reject probing non-PCI devices
>    iommu: Always register bus notifiers
>    iommu: Move bus setup to IOMMU device registration
>    iommu/amd: Clean up bus_set_iommu()
>    iommu/arm-smmu: Clean up bus_set_iommu()
>    iommu/arm-smmu-v3: Clean up bus_set_iommu()
>    iommu/dart: Clean up bus_set_iommu()
>    iommu/exynos: Clean up bus_set_iommu()
>    iommu/ipmmu-vmsa: Clean up bus_set_iommu()
>    iommu/mtk: Clean up bus_set_iommu()
>    iommu/omap: Clean up bus_set_iommu()
>    iommu/tegra-smmu: Clean up bus_set_iommu()
>    iommu/virtio: Clean up bus_set_iommu()
>    iommu: Clean up bus_set_iommu()
> 
>   drivers/iommu/amd/amd_iommu.h               |   1 -
>   drivers/iommu/amd/init.c                    |   9 +-
>   drivers/iommu/amd/iommu.c                   |  21 ----
>   drivers/iommu/apple-dart.c                  |  30 +-----
>   drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c |  53 +---------
>   drivers/iommu/arm/arm-smmu/arm-smmu.c       |  84 +--------------
>   drivers/iommu/arm/arm-smmu/qcom_iommu.c     |   4 -
>   drivers/iommu/exynos-iommu.c                |   9 --
>   drivers/iommu/fsl_pamu_domain.c             |   4 -
>   drivers/iommu/intel/iommu.c                 |   5 +-
>   drivers/iommu/iommu.c                       | 110 +++++++++-----------
>   drivers/iommu/ipmmu-vmsa.c                  |  35 +------
>   drivers/iommu/msm_iommu.c                   |   2 -
>   drivers/iommu/mtk_iommu.c                   |  13 +--
>   drivers/iommu/mtk_iommu_v1.c                |  13 +--
>   drivers/iommu/omap-iommu.c                  |   6 --
>   drivers/iommu/rockchip-iommu.c              |   2 -
>   drivers/iommu/s390-iommu.c                  |   6 --
>   drivers/iommu/sprd-iommu.c                  |   5 -
>   drivers/iommu/sun50i-iommu.c                |   2 -
>   drivers/iommu/tegra-smmu.c                  |  29 ++----
>   drivers/iommu/virtio-iommu.c                |  25 -----
>   include/linux/iommu.h                       |   1 -
>   23 files changed, 67 insertions(+), 402 deletions(-)
> 



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