On Tue, Feb 25, 2020 at 11:10:34AM -0800, Christoph Hellwig wrote:
> On Mon, Feb 24, 2020 at 03:26:37PM -0800, Jacob Pan wrote:
> > This patch is an initial step to replace Intel SVM code with the
> > following IOMMU SVA ops:
> > intel_svm_bind_mm() => iommu_sva_bind_device()
> > intel_svm_unbind_mm() => iommu_sva_unbind_device()
> > intel_svm_is_pasid_valid() => iommu_sva_get_pasid()
> 
> How did either set APIs end up being added to the kernel without users
> to start with?
> 
> Please remove both the old intel and the iommu ones given that neither
> has any users.

The hisilicon crypto accelerator will be using the new API in v5.7
https://lore.kernel.org/linux-iommu/1581407665-13504-1-git-send-email-zhangfei....@linaro.org/

Thanks,
Jean
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