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Bottomley" , Stanley Chu , Bean Huo , Tomas Winkler , open list Subject: RE: [ 1/1] scsi: ufs: Resume ufs host before accessing ufs device Thread-Topic: [ 1/1] scsi: ufs: Resume ufs host before accessing ufs device Thread-Index: AQHWAiX76v6XYayaoECpa027xlsTV6hZGZBg Date: Wed, 25 Mar 2020 10:35:25 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Avri.Altman@wdc.com; x-originating-ip: [77.138.4.172] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 0e6417b1-efa2-4aa9-ad57-08d7d0a83aec x-ms-traffictypediagnostic: SN6PR04MB4205: x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:383; x-forefront-prvs: 0353563E2B x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(4636009)(136003)(346002)(39860400002)(376002)(366004)(396003)(110136005)(6506007)(54906003)(52536014)(26005)(5660300002)(316002)(33656002)(8676002)(7696005)(478600001)(81166006)(81156014)(4326008)(66556008)(9686003)(8936002)(76116006)(66476007)(55016002)(86362001)(66946007)(64756008)(66446008)(4744005)(186003)(71200400001)(7416002)(2906002);DIR:OUT;SFP:1102;SCL:1;SRVR:SN6PR04MB4205;H:SN6PR04MB4640.namprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: QmDaU0ZeWDQ13xyNqARVhYdYC6r+N/looz1v2nwlSQ2sDPLUNQsPfdi3IJ9LSIB9Z5+ohG5IwPBAusVtDSOKpo20/w5zQe+yBrFjHqmlVeW/OsfSFJ0B8ZVksJ1KQ0zmPfnd/ghw1Hf3J8G/jK6oKVKJDCFI1t/o28d+aHIwiRYObqoeMTKXtBZdEus5H8i+ARJyhMr86yLvPpU23GiO3qR5rl73oHOa0h46mz6Vh38ganjG9LWQuPsDBMPE37X0+56wryjjuFXebpevv8pIt9Hd9SEnSyDTygdJ7X4rW7Ul08CVhND6A22MDiaF4pDaDVr79E/2lHIf9FdeGxTNaGVGj761y+0UKw3fiEj/UIPb46AY8Kqj379Jqobw94eiZRIqO93tMmcEmsX4JBMgXLI3Rsu0Rn52Y7vdhWcazlcx23/SUbrptcpiSVkRzDFt x-ms-exchange-antispam-messagedata: jykmL3ax5pszMWQlypUSoewEu7h7+SX3XQXJXFPcXGInvkYg/EML8QrXMFYM6LMVR71ErlWldybS/F6U7y/M92yTtQcJkB747s9Uwe4I7deL22uPD5tEqm/pchNvaSR3S4bNVZrHeI0XdjKI3AgjPg== x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0e6417b1-efa2-4aa9-ad57-08d7d0a83aec X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Mar 2020 10:35:25.6729 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: s105PrPC3fAoc0mRuVwVKw9X0OjDq5/ystKIjIc2e+esQu3uifpEuuHmnDkgImbEvXr49MZJWpchOLGuF+r/Gw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR04MB4205 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org >=20 > From: Nitin Rawat >=20 > As a part of sysfs reading of descriptors/attributes/flags, > query commands should only be executed when hba's > power runtime status is active. > To guarantee this, add pm_runtime_get/put_sync() > to those paths where query commands are sent. >=20 > Signed-off-by: Nitin Rawat > Signed-off-by: Asutosh Das Reviewed-by: Avri Altman