[PATCH v2 0/6] iommu: Pass in old_domain pointer to attach_dev

[Jörg Rödel]

On Wed, Oct 22, 2025 at 07:21:03PM -0700, Nicolin Chen wrote:
> Jason Gunthorpe (1):
>   iommu: Generic support for RMRs during device release
> 
> Nicolin Chen (5):
>   iommu/arm-smmu-v3: Set release_domain to arm_smmu_blocked_domain
>   iommu/exynos-iommu: Set release_domain to exynos_identity_domain
>   iommu/amd: Set release_domain to blocked_domain
>   iommu: Do not revert set_domain for the last gdev
>   iommu: Pass in old domain to attach_dev callback functions
> 
>  include/linux/iommu.h                         |  3 +-
>  arch/powerpc/kernel/iommu.c                   |  5 ++-
>  drivers/iommu/amd/iommu.c                     | 21 +++------
>  drivers/iommu/apple-dart.c                    |  9 ++--
>  .../arm/arm-smmu-v3/arm-smmu-v3-iommufd.c     |  5 ++-
>  drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c   | 31 ++++++-------
>  drivers/iommu/arm/arm-smmu/arm-smmu.c         |  9 ++--
>  drivers/iommu/arm/arm-smmu/qcom_iommu.c       | 11 ++---
>  drivers/iommu/exynos-iommu.c                  | 11 ++---
>  drivers/iommu/fsl_pamu_domain.c               | 12 ++---
>  drivers/iommu/intel/iommu.c                   | 10 +++--
>  drivers/iommu/intel/nested.c                  |  2 +-
>  drivers/iommu/iommu.c                         | 44 +++++++++++++------
>  drivers/iommu/iommufd/selftest.c              |  2 +-
>  drivers/iommu/ipmmu-vmsa.c                    | 10 ++---
>  drivers/iommu/msm_iommu.c                     | 11 ++---
>  drivers/iommu/mtk_iommu.c                     |  8 ++--
>  drivers/iommu/mtk_iommu_v1.c                  |  7 ++-
>  drivers/iommu/omap-iommu.c                    | 12 ++---
>  drivers/iommu/riscv/iommu.c                   |  9 ++--
>  drivers/iommu/rockchip-iommu.c                | 20 ++++++---
>  drivers/iommu/s390-iommu.c                    | 13 +++---
>  drivers/iommu/sprd-iommu.c                    |  3 +-
>  drivers/iommu/sun50i-iommu.c                  |  8 ++--
>  drivers/iommu/tegra-smmu.c                    | 10 ++---
>  drivers/iommu/virtio-iommu.c                  |  6 ++-
>  26 files changed, 172 insertions(+), 120 deletions(-)

Applied, thanks.