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unexpected unindent. > This will fix it up: diff --git a/include/uapi/linux/iommufd.h b/include/uapi/linux/iommufd.h index de8d2d4f8bb604..98ebba80cfa1fc 100644 --- a/include/uapi/linux/iommufd.h +++ b/include/uapi/linux/iommufd.h @@ -114,9 +114,11 @@ struct iommu_iova_range { * caller should allocate a larger output array and re-issue the ioctl. * * out_iova_alignment returns the minimum IOVA alignment that can be given - * to IOMMU_IOAS_MAP/COPY. IOVA's must satisfy: + * to IOMMU_IOAS_MAP/COPY. IOVA's must satisfy:: + * * starting_iova % out_iova_alignment == 0 * (starting_iova + length) % out_iova_alignment == 0 + * * out_iova_alignment can be 1 indicating any IOVA is allowed. It cannot * be higher than the system PAGE_SIZE. */