Re: [PATCH v10 08/10] vfio: Set IOMMU page size as per host supported page size

[Alex Williamson]

On Thu,  8 Oct 2020 19:15:56 +0200
Jean-Philippe Brucker <jean-philippe@linaro.org> wrote:

> From: Bharat Bhushan <bbhushan2@marvell.com>
> 
> Set IOMMU supported page size mask same as host Linux supported page
> size mask.
> 
> Signed-off-by: Bharat Bhushan <bbhushan2@marvell.com>
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
> ---
>  hw/vfio/common.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/hw/vfio/common.c b/hw/vfio/common.c
> index 13471ae2943..e66054b02a7 100644
> --- a/hw/vfio/common.c
> +++ b/hw/vfio/common.c
> @@ -636,6 +636,14 @@ static void vfio_listener_region_add(MemoryListener 
> *listener,
>                              int128_get64(llend),
>                              iommu_idx);
>  
> +        ret = memory_region_iommu_set_page_size_mask(giommu->iommu,
> +                                                     container->pgsizes,
> +                                                     &err);
> +        if (ret) {
> +            g_free(giommu);
> +            goto fail;
> +        }
> +
>          ret = memory_region_register_iommu_notifier(section->mr, &giommu->n,
>                                                      &err);
>          if (ret) {

Acked-by: Alex Williamson <alex.williamson@redhat.com>