On Tue, Nov 27, 2018 at 05:58:18PM +0000, Jean-Philippe Brucker wrote:
> On 23/11/2018 21:48, Michael S. Tsirkin wrote:
> >> +struct virtio_iommu_config {
> >> + /* Supported page sizes */
> >> + __u64 page_size_mask;
> >> + /* Supported IOVA range */
> >> + struct virtio_iommu_range input_range;
> >> + /* Max domain ID size */
> >> + __u8 domain_bits;
> >> + __u8 padding[3];
> >
> > Not enough padding here it seems. Structure is 8 byte
> > aligned on 64 bit systems.
>
> The next field (probe_size) is 4 bytes, so the alignment ends up fine.
> That field is introduced in patch 6, maybe I should move it here?
>
> Thanks,
> Jean
Sounds like a good idea.
--
MST
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