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Bottomley" , "Martin K. Petersen" , Stanley Chu , Tomas Winkler , open list Subject: RE: [EXT] [PATCH v4 3/5] scsi: ufs: Release clock if DMA map fails Thread-Topic: [EXT] [PATCH v4 3/5] scsi: ufs: Release clock if DMA map fails Thread-Index: AQHVmeeyXKBE/XJKZkuVruGGiYn+vaeJSkLw Date: Wed, 13 Nov 2019 16:26:58 +0000 Message-ID: References: <1573624824-671-1-git-send-email-cang@codeaurora.org> <1573624824-671-4-git-send-email-cang@codeaurora.org> In-Reply-To: <1573624824-671-4-git-send-email-cang@codeaurora.org> Accept-Language: en-150, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-dg-ref: PG1ldGE+PGF0IG5tPSJib2R5LnR4dCIgcD0iYzpcdXNlcnNcYmVhbmh1b1xhcHBkYXRhXHJvYW1pbmdcMDlkODQ5YjYtMzJkMy00YTQwLTg1ZWUtNmI4NGJhMjllMzViXG1zZ3NcbXNnLTY4NDFiMWExLTA2MzItMTFlYS04Yjg1LWRjNzE5NjFmOWRkM1xhbWUtdGVzdFw2ODQxYjFhMy0wNjMyLTExZWEtOGI4NS1kYzcxOTYxZjlkZDNib2R5LnR4dCIgc3o9IjMzMiIgdD0iMTMyMTgxMzYwMTY1Njc4ODgwIiBoPSJNOUpJWGZxdmRyZ01mMmp6N2lvN1Z5cjVUcEk9IiBpZD0iIiBibD0iMCIgYm89IjEiLz48L21ldGE+ x-dg-rorf: true authentication-results: spf=none (sender IP is ) smtp.mailfrom=beanhuo@micron.com; x-originating-ip: [195.89.176.137] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 42dfa3a1-377b-4731-298d-08d768564e99 x-ms-traffictypediagnostic: BN7PR08MB5683:|BN7PR08MB5683:|BN7PR08MB5683: x-microsoft-antispam-prvs: x-ms-exchange-transport-forked: True x-ms-oob-tlc-oobclassifiers: OLM:1332; x-forefront-prvs: 0220D4B98D x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(4636009)(346002)(366004)(136003)(39860400002)(376002)(396003)(199004)(189003)(476003)(11346002)(110136005)(478600001)(66066001)(8676002)(54906003)(6116002)(25786009)(3846002)(55016002)(6436002)(486006)(446003)(9686003)(71200400001)(71190400001)(7696005)(5660300002)(305945005)(74316002)(76116006)(7736002)(2201001)(81156014)(26005)(6246003)(52536014)(2501003)(8936002)(186003)(7416002)(86362001)(14454004)(229853002)(256004)(66476007)(66446008)(64756008)(66556008)(316002)(2906002)(81166006)(102836004)(99286004)(66946007)(4326008)(558084003)(33656002)(6506007)(76176011);DIR:OUT;SFP:1101;SCL:1;SRVR:BN7PR08MB5683;H:BN7PR08MB5684.namprd08.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; received-spf: None (protection.outlook.com: micron.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 077VHQdVAUsw1XZk0/UpfVpnqVEfz5XCLLuoz8IYWFhPTgZDzVmQYNLeTV1GS5YN3HYBWpyGlV2Yl97MVyrO+q8EAQ2rKAoZ29hoSNcbUC2prONtowbHgcb6H84Y/UsLRxjrynAKZK8xJFRzKvtgUouOAqDfdkG3HnhzPMKEycLPo30yrL+e/0qU+47lzirov/fHrMjITJFDzn0/rQtxz/wNV9yadAcNKZYukG1RihaDBvbfBWL42XvWGvvtxNDxsxslk7mVtaPk7RqP2byor/o6CUZeJon4QwzsO8MJhl79xx4UJLG3KD/MXTuwONSGnpSYqic70QqCZAbpdwr4T8thBoloJWVtNdZbRAl3f/y8rew61KSriVUADnhfsAG160Re/tCFYFWHC6hYnk7mlywaExQa39mgsksHjY++r5u3YjbSEkImurVkFBy3V/pz Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: micron.com X-MS-Exchange-CrossTenant-Network-Message-Id: 42dfa3a1-377b-4731-298d-08d768564e99 X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Nov 2019 16:26:58.8681 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: f38a5ecd-2813-4862-b11b-ac1d563c806f X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 6elZNJ5bce8E65jDomF+/79O46sxWGVsU0LrgPK2CewXpmtl19vInJmFf1G40tb5oIbMVo0BwElOt1VXVpqdVg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN7PR08MB5683 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >=20 > In queuecommand path, if DMA map fails, it bails out with clock held. > In this case, release the clock to keep its usage paired. >=20 > Signed-off-by: Can Guo Reviewed-by: Bean Huo