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Subject: RE: [PATCH 5/6] iommufd/selftest: Add domain_alloc_user() support in
 iommu mock
Thread-Topic: [PATCH 5/6] iommufd/selftest: Add domain_alloc_user() support in
 iommu mock
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Date:   Tue, 26 Sep 2023 05:33:29 +0000
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References: <20230919092523.39286-1-yi.l.liu@intel.com>
 <20230919092523.39286-6-yi.l.liu@intel.com>
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> From: Liu, Yi L <yi.l.liu@intel.com>
> Sent: Tuesday, September 19, 2023 5:25 PM
>=20
> +static struct iommu_domain *
> +mock_domain_alloc_user(struct device *dev, u32 flags)
> +{
> +	struct iommu_domain *domain;
> +
> +	domain =3D mock_domain_alloc(IOMMU_DOMAIN_UNMANAGED);
> +	if (!domain)
> +		domain =3D ERR_PTR(-ENOMEM);
> +	return domain;
> +}

this also needs to validate whether the flags bits are supported.