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Date:   Tue, 12 Dec 2023 11:58:52 +0800
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Subject: Re: [PATCH v7 3/3] iommu/vt-d: Add iotlb flush for nested domain
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To:     "Tian, Kevin" <kevin.tian@intel.com>,
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        "joao.m.martins@oracle.com" <joao.m.martins@oracle.com>,
        "Zeng, Xin" <xin.zeng@intel.com>,
        "Zhao, Yan Y" <yan.y.zhao@intel.com>
References: <20231117131816.24359-1-yi.l.liu@intel.com>
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From:   Yi Liu <yi.l.liu@intel.com>
In-Reply-To: <BN9PR11MB52761F99B115765CCBCAC9F48CB4A@BN9PR11MB5276.namprd11.prod.outlook.com>
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On 2023/11/20 16:32, Tian, Kevin wrote:
>> From: Liu, Yi L <yi.l.liu@intel.com>
>> Sent: Friday, November 17, 2023 9:18 PM
>> +
>> +		if (inv_info.__reserved || (inv_info.flags &
>> ~IOMMU_VTD_INV_FLAGS_LEAF) ||
>> +		    !IS_ALIGNED(inv_info.addr, VTD_PAGE_SIZE)) {
>> +			ret = -EINVAL;
>> +			break;
>> +		}
> 
> -EOPNOTSUPP for the first two checks.
> 
yes.

-- 
Regards,
Yi Liu