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Subject: RE: [PATCH v4 5/6] iommu: Use EINVAL for incompatible device/domain
 in ->attach_dev
Thread-Topic: [PATCH v4 5/6] iommu: Use EINVAL for incompatible device/domain
 in ->attach_dev
Thread-Index: AQHYzZOD/Ler6ztw7EubDf/Yvg0l3q3rHNbg
Date:   Thu, 22 Sep 2022 08:19:30 +0000
Message-ID: <BN9PR11MB5276E56CCBDDE1F7EADADC788C4E9@BN9PR11MB5276.namprd11.prod.outlook.com>
References: <cover.1663744983.git.nicolinc@nvidia.com>
 <4469b88b4460fc230b8c394f806c134e627aa5bd.1663744983.git.nicolinc@nvidia.com>
In-Reply-To: <4469b88b4460fc230b8c394f806c134e627aa5bd.1663744983.git.nicolinc@nvidia.com>
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> From: Nicolin Chen <nicolinc@nvidia.com>
> Sent: Wednesday, September 21, 2022 4:24 PM
>=20
> Following the new rules in include/linux/iommu.h kdocs, update all driver=
s
> ->attach_dev callback functions to return EINVAL in the failure paths tha=
t
> are related to domain incompatibility.
>=20
> Also, drop adjacent error prints to prevent a kernel log spam.
>=20
> Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>

Reviewed-by: Kevin Tian <kevin.tian@intel.com>