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Sat, 28 Jan 2023 12:27:45 -0800 Date: Sat, 28 Jan 2023 12:27:44 -0800 From: Nicolin Chen To: , , kernel test robot CC: , , , , Subject: Re: [PATCH 2/3] iommufd/device: Make hwpt_list list_add/del symmetric Message-ID: References: <25b3b85b03fc2a7968c476b0533f451acecdfd13.1674872884.git.nicolinc@nvidia.com> <202301281943.Jdvwci2p-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <202301281943.Jdvwci2p-lkp@intel.com> X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT005:EE_|DM4PR12MB6232:EE_ X-MS-Office365-Filtering-Correlation-Id: aad7e3ec-8668-4d1c-25a2-08db016e201d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230025)(4636009)(39860400002)(396003)(136003)(346002)(376002)(451199018)(46966006)(40470700004)(36840700001)(47076005)(5660300002)(356005)(316002)(8936002)(82740400003)(110136005)(54906003)(70206006)(70586007)(7636003)(4326008)(41300700001)(8676002)(36860700001)(2906002)(40480700001)(40460700003)(4744005)(55016003)(478600001)(83380400001)(426003)(33716001)(186003)(86362001)(336012)(26005)(82310400005)(9686003);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Jan 2023 20:27:49.7837 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: aad7e3ec-8668-4d1c-25a2-08db016e201d X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT005.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB6232 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Jan 28, 2023 at 07:52:54PM +0800, kernel test robot wrote: > >> drivers/iommu/iommufd/device.c:279:23: warning: variable 'hwpt' is uninitialized when used here [-Wuninitialized] > lockdep_assert_held(&hwpt->ioas->mutex); > ^~~~ A mistake here...will fix with a v2: lockdep_assert_held(&ioas->mutex); Thanks Nicolin