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SubjectRe: [PATCH v12 2/5] iommu: Enhance IOMMU default DMA mode build options
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On 2021/6/11 20:20, John Garry wrote:
> +choice
> + prompt "IOMMU default DMA mode"

This is not explicit.

How about

"IOMMU DMA default cache invalidation policy"

?

Best regards,
baolu

> + depends on IOMMU_DMA
> +
> + default IOMMU_DEFAULT_STRICT
> + help
> + This option allows an IOMMU DMA mode to be chosen at build time, to
> + override the default DMA mode of each ARCH, removing the need to
> + pass in kernel parameters through command line. It is still possible
> + to provide ARCH-specific or common boot options to override this
> + option.
> +
> + If unsure, keep the default.

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