Re: [PATCH 17/18] iommu: remove DOMAIN_ATTR_IO_PGTABLE_CFG

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On Tue, Mar 16, 2021 at 04:38:23PM +0100, Christoph Hellwig wrote:
> Use an explicit set_pgtable_quirks method instead that just passes
> the actual quirk bitmask instead.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> Acked-by: Li Yang <leoyang.li@xxxxxxx>
> ---
>  drivers/gpu/drm/msm/adreno/adreno_gpu.c |  5 +-
>  drivers/iommu/arm/arm-smmu/arm-smmu.c   | 64 +++++--------------------
>  drivers/iommu/arm/arm-smmu/arm-smmu.h   |  2 +-
>  drivers/iommu/iommu.c                   | 11 +++++
>  include/linux/io-pgtable.h              |  4 --
>  include/linux/iommu.h                   | 12 ++++-
>  6 files changed, 35 insertions(+), 63 deletions(-)

I'm fine with this for now, although there has been talk about passing
things other than boolean flags as page-table quirks. We can cross that
bridge when we get there, so:

Acked-by: Will Deacon <will@xxxxxxxxxx>

Will



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