Re: [PATCH RFC 01/17] iommu: Remove struct iommu_ops *iommu from arch_setup_dma_ops()

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On Fri, Nov 03, 2023 at 01:44:46PM -0300, Jason Gunthorpe wrote:
> This is not being used to pass ops, it is just a way to tell if an
> iommu driver was probed. These days this can be detected directly via
> device_iommu_mapped(). Call device_iommu_mapped() in the two places that
> need to check it and remove the iommu parameter everywhere.
> 
> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
> ---
>  arch/arc/mm/dma.c               |  2 +-
>  arch/arm/mm/dma-mapping-nommu.c |  2 +-
>  arch/arm/mm/dma-mapping.c       | 10 +++++-----
>  arch/arm64/mm/dma-mapping.c     |  4 ++--
>  arch/mips/mm/dma-noncoherent.c  |  2 +-
>  arch/riscv/mm/dma-noncoherent.c |  2 +-
>  drivers/acpi/scan.c             |  3 +--
>  drivers/hv/hv_common.c          |  2 +-
>  drivers/of/device.c             |  2 +-

Acked-by: Rob Herring <robh@xxxxxxxxxx>

>  include/linux/dma-map-ops.h     |  4 ++--
>  10 files changed, 16 insertions(+), 17 deletions(-)




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