Re: [RFC v16 1/9] iommu: Introduce attach/detach_pasid_table API

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On Wed, Oct 27, 2021 at 12:44:20PM +0200, Eric Auger wrote:
> Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@xxxxxxx>
> Signed-off-by: Liu, Yi L <yi.l.liu@xxxxxxxxxxxxxxx>
> Signed-off-by: Ashok Raj <ashok.raj@xxxxxxxxx>
> Signed-off-by: Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx>
> Signed-off-by: Eric Auger <eric.auger@xxxxxxxxxx>

This Signed-of-by chain looks dubious, you are the author but the last
one in the chain?

> +int iommu_uapi_attach_pasid_table(struct iommu_domain *domain,
> +				  void __user *uinfo)
> +{

[...]

> +	if (pasid_table_data.format == IOMMU_PASID_FORMAT_SMMUV3 &&
> +	    pasid_table_data.argsz <
> +		offsetofend(struct iommu_pasid_table_config, vendor_data.smmuv3))
> +		return -EINVAL;

This check looks like it belongs in driver specific code.

Regards,

	Joerg




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