linux-kernel - Re: [PATCH v2 0/6] iommu: Pass in old_domain pointer to attach

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Message-ID: <xlu227m6u3wubnexhxh2cpx7nwudhvbmgqcqoas57a6sqgvege@p4s5i5p77v7a>
Date: Mon, 27 Oct 2025 13:55:55 +0100
From: Jörg Rödel <joro@...tes.org>
To: Nicolin Chen <nicolinc@...dia.com>
Cc: jgg@...dia.com, kevin.tian@...el.com, suravee.suthikulpanit@....com, 
	will@...nel.org, robin.murphy@....com, sven@...nel.org, j@...nau.net, 
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	baolu.lu@...ux.intel.com, yong.wu@...iatek.com, matthias.bgg@...il.com, 
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	aou@...s.berkeley.edu, heiko@...ech.de, schnelle@...ux.ibm.com, mjrosato@...ux.ibm.com, 
	orsonzhai@...il.com, baolin.wang@...ux.alibaba.com, wens@...e.org, 
	jernej.skrabec@...il.com, samuel@...lland.org, thierry.reding@...il.com, 
	jonathanh@...dia.com, jean-philippe@...aro.org, iommu@...ts.linux.dev, 
	linux-kernel@...r.kernel.org, asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
	linux-arm-msm@...r.kernel.org, linux-samsung-soc@...r.kernel.org, 
	linux-mediatek@...ts.infradead.org, linux-riscv@...ts.infradead.org, 
	linux-rockchip@...ts.infradead.org, linux-s390@...r.kernel.org, linux-sunxi@...ts.linux.dev, 
	linux-tegra@...r.kernel.org, virtualization@...ts.linux.dev, patches@...ts.linux.dev
Subject: Re: [PATCH v2 0/6] iommu: Pass in old_domain pointer to attach_dev

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.