> +static int vfio_pci_dma_fault_init(struct vfio_pci_device *vdev)
> +{
> + struct vfio_region_dma_fault *header;
> + struct iommu_domain *domain;
> + size_t size;
> + bool nested;
> + int ret;
> +
> + domain = iommu_get_domain_for_dev(&vdev->pdev->dev);
> + ret = iommu_domain_get_attr(domain, DOMAIN_ATTR_NESTING, &nested);
> + if (ret || !nested)
> + return ret;
Hi Eric,
It seems that the type of nested should be int, the use of bool might trigger
a panic in arm_smmu_domain_get_attr().
Thanks,
Shenming
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