[PATCH v5 05/27] iommu/arm-smmu-v3: Split code with hyp

Jason Gunthorpe jgg at ziepe.ca
Fri Nov 28 08:46:55 PST 2025


On Mon, Nov 17, 2025 at 06:47:52PM +0000, Mostafa Saleh wrote:
> The KVM SMMUv3 driver would re-use some of the cmdq code inside
> the hypervisor, move these functions to a new common c file that
> is shared between the host kernel and the hypervisor.
> 
> Signed-off-by: Mostafa Saleh <smostafa at google.com>
> ---
>  drivers/iommu/arm/arm-smmu-v3/Makefile        |   2 +-
>  .../arm/arm-smmu-v3/arm-smmu-v3-common-lib.c  | 114 +++++++++++++
>  drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c   | 161 ------------------
>  drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h   |  61 +++++++

I would think these inlines should go in some -common.h instead of
arm-smmu-v3.h for better clarity, and ideally pkvm stuff does not
include arm-smmu-v3.h at all?

Jason



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