Messages in this thread | | | From | Will Deacon <> | Subject | Re: [PATCH v1 0/3] Clean-up arm-smmu-v3-sva.c: remove arm_smmu_bond | Date | Thu, 12 Oct 2023 19:06:47 +0100 |
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On Tue, 5 Sep 2023 19:49:11 +0800, Michael Shavit wrote: > This small series was originally part of a larger effort to support > set_dev_pasid in arm-smmu-v3.c and a related SVA refactoring. But it can > also stand on its own as an initial and prepatory clean-up. > > The crux of this series relies on the observation that SVA won't > allocate multiple SVA domains for the same device and mm pair. There's > therefore no reason for the driver to try to normalize data allocated > for a device/mm pair across set_dev_pasid calls. This simplification > then allows set_dev_pasid to use the SVA iommu_domain to hold > information instead of allocating a "bond" to represent the attachement. > Note that long term, we'll likely want to represent the SVA domain using > the same arm_smmu_domain struct used in arm-smmu-v3. This series serves > as an interim step to make those later refactors easier to reason about. > > [...]
Applied first two patches to will (for-joerg/arm-smmu/updates), thanks!
[1/3] iommu/arm-smmu-v3-sva: Remove unused iommu_sva handle https://git.kernel.org/will/c/d912aed14fe4 [2/3] iommu/arm-smmu-v3-sva: Remove bond refcount https://git.kernel.org/will/c/37ed36448fcd
Cheers, -- Will
https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev
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