On Wed, 24 Jun 2020 14:29:57 +0800
Lu Baolu wrote:
> > case IOMMU_CACHE_INV_TYPE_IOTLB:
> > /* HW will ignore LSB bits based on
> > address mask */ if (inv_info->granularity == IOMMU_INV_GRANU_ADDR &&
> > size &&
> > -
Hi Jacob,
On 2020/6/24 1:03, Jacob Pan wrote:
IOMMU UAPI data size is filled by the user space which must be validated
by ther kernel. To ensure backward compatibility, user data can only be
extended by either re-purpose padding bytes or extend the variable sized
union at the end. No size change
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