From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4D17DCD041F for ; Mon, 5 Jan 2026 22:48:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:MIME-Version:Cc:To: In-Reply-To:References:Message-Id:Content-Transfer-Encoding:Content-Type: Subject:Date:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Bjo8TTTGAcC0CcTugYF/TIn/PBNqQnvXoDiOf2W6Kro=; b=GbR3SxhIO+5WMYVsvGYjxKPQFw v4g0acCTamwjc6rukzZwXjZKvgopq1gv3jt+6FTZ4d5opgq6mj0QILQHvvKIbJgiOyvWz476Ak5vQ X4MnNNn0XC/ofOUkW2fJeP3rDJs11VgfdmTGJovnDyeu8cs59RVzJLUD6GWL7wVpJ1T70qAcy79+R lYr3NYrQvZPjD+tCkbVmmAE1vw8ImaypHHv5s+EtKy+5AUOJagDfStkKRQ6Jw3JUXNzxf3dj2wwg8 n4pnDCLF02qtCG5IhtFxw2dEgf216JP2egxiDy2YCh9sYqi30bzTfRugIJYF1ztofh5w1I1mrgda8 E4X3qyYQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vctMr-0000000CB6l-1TCz; Mon, 05 Jan 2026 22:48:05 +0000 Received: from mail-northeuropeazon11012034.outbound.protection.outlook.com ([52.101.66.34] helo=DUZPR83CU001.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vctMh-0000000CAqm-2cPS; Mon, 05 Jan 2026 22:47:58 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=ccyBD9e3wIeAFO5KhYS3pj0+81FldWSMZuVCxdL1ZEbQQH2zfeetjbymTcl2yyWRXMQTb/N4+0scPRgn75Si5uAqEHSSrNjWoY0BovqEM/NTVFOYFS4xQBLh98a0bnLdZxKGP1Fy7CnkSj1huLaOp1bpFLqHIP4RdoflnMSogex+SYpj0xkzB6CK7fU4Ihju5p8YR6/G0CZ4O00djsxZIT3Q7qpcXhaVWsbGwsuWpfMYqikF+aDt1ROuW3V6kIXl7C9RpmX5KhwUyv8cvKvAY5weNFZLJV+YrTcxASxB4JCoQssbwClV3Qny694HmGrWGQXw6LtKDXyWAzZU3FtmJQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Bjo8TTTGAcC0CcTugYF/TIn/PBNqQnvXoDiOf2W6Kro=; b=BESDyEZtgRbmoD+l/jQ/ToWJZ8LDGJFWeb/SyUyWYi0701FttdC4foO6HwD4RZIpmxzYQdn7dqOf2dI3/GGpvJ/QOz6W7MbiJMLAnVl8nxARCpctwPXjqv0CzESnFHluAeILPduGztD6lY772sQSVegZcIXT8c5jGjHi4HuH0u09cI7W6hyg3nx0DI2bdoiWBC3hasyE0JxF6ulBKGbqZDEGnr8p2pCfLk32/4D1AAAPIY4Q3u3zLij3EKvHPqPRz2rhNPmNmQnu5ayWzJZjSxiU5sIvgzh/K8jW0CsQthUbESTTqF94NWIoqrY/0eZ2sauGrh3WgkJPkVT0R5lkWA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Bjo8TTTGAcC0CcTugYF/TIn/PBNqQnvXoDiOf2W6Kro=; b=CN9MxiWo4vG7zaXkuF6Eh1lja1aDTtup5NlqALwmsKdk8N9S0FdvSff3vTowvJgjNq9ZRPL0LcKbWxcgviQTHnthevOlWY/1L1GZu6DHt9opOGhJ8hYESiSH4aWC2BRphYpGBcHaM3FIy6anJvSrpr5sHKIRfnTx3fxvp+qqYONkKsN55DeyhbFZxmnMIKpgSxB2tXLR4mwm5168lIIHQLsJNIuaonsRn5F4dap+L7ZN96UN/DV2XpmVSBuo5wYMIjktLTTCANQcafkJ2ZI1irTA/6rVM1venALIWSLfsIzTCEtyNVRIqNFYzGQ8bcH1oovPINb/OqCxqad4AZHb7w== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from DU2PR04MB8951.eurprd04.prod.outlook.com (2603:10a6:10:2e2::22) by DB9PR04MB8185.eurprd04.prod.outlook.com (2603:10a6:10:240::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9478.4; Mon, 5 Jan 2026 22:47:51 +0000 Received: from DU2PR04MB8951.eurprd04.prod.outlook.com ([fe80::753c:468d:266:196]) by DU2PR04MB8951.eurprd04.prod.outlook.com ([fe80::753c:468d:266:196%4]) with mapi id 15.20.9478.004; Mon, 5 Jan 2026 22:47:50 +0000 From: Frank Li Date: Mon, 05 Jan 2026 17:46:56 -0500 Subject: [PATCH v3 6/9] nvmet: pci-epf: Remove unnecessary dmaengine_terminate_sync() on each DMA transfer Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260105-dma_prep_config-v3-6-a8480362fd42@nxp.com> References: <20260105-dma_prep_config-v3-0-a8480362fd42@nxp.com> In-Reply-To: <20260105-dma_prep_config-v3-0-a8480362fd42@nxp.com> To: Vinod Koul , Manivannan Sadhasivam , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Kishon Vijay Abraham I , Bjorn Helgaas , Christoph Hellwig , Sagi Grimberg , Chaitanya Kulkarni , Herbert Xu , "David S. Miller" , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Koichiro Den , Niklas Cassel Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-nvme@lists.infradead.org, mhi@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev, Frank Li , Damien Le Moal X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1767653229; l=1297; i=Frank.Li@nxp.com; s=20240130; h=from:subject:message-id; bh=ewejcruFbomjZgPOCeq5HHbbhhrn5qa2Jbl57FOSR28=; b=8i2ugaRKBKyDDJj7h0IYeYwjuqzVlQC+icao9r2teUTT+gVm6soMtQ9YF1z+BYZEgoua9LIzq vJh3ulri1bECWCXyX80wEAbsEbaafaVCPoR/vi/XF5WcJ4586wuA1GC X-Developer-Key: i=Frank.Li@nxp.com; a=ed25519; pk=I0L1sDUfPxpAkRvPKy7MdauTuSENRq+DnA+G4qcS94Q= X-ClientProxiedBy: SJ0PR03CA0345.namprd03.prod.outlook.com (2603:10b6:a03:39c::20) To DU2PR04MB8951.eurprd04.prod.outlook.com (2603:10a6:10:2e2::22) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DU2PR04MB8951:EE_|DB9PR04MB8185:EE_ X-MS-Office365-Filtering-Correlation-Id: 785a143d-9148-4640-9ba7-08de4cac74a2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|7416014|376014|1800799024|366016|19092799006|921020|38350700014; X-Microsoft-Antispam-Message-Info: =?utf-8?B?cFNsSjYyUlJNSHBTc01BL3pNVHdIbFBoY3lkMFcybDdtWGozQXJwbkZqY2RT?= =?utf-8?B?Q2Z5Wkw5WEFLb2pWMHhPUjdzTG9jSFdwQ0k4bWprRkFwVXRGZ0Q2ekN4UWxK?= =?utf-8?B?SFI1dXpDbGtGdVo3RUViQ1NIZmIyYVhzb2VVQ2tZOGVqdkNEREtrR0w5Yk1q?= =?utf-8?B?ejg1aWs5T1kzMDlGajcvVTVrOEZmdHFkckxNWkI4eC9XOXNoUXZVNjlPWHdE?= =?utf-8?B?MmdHUkYwOUZ1S3VJNzdFdWN2OWpnUDhqbWc0OVNVSHJXYXdwVFpmMlZTV1Zr?= =?utf-8?B?MlorS3VPWXc2ZEZPMFR4d0Q5K3RJeCtseFJoOG8xeTh1eFhFUWthOTREelJN?= =?utf-8?B?NWNUc21rSjhyYmxHZ05JZkp1Nkg1c2FJSDdVR3JOaWdyaDZVMGd5Q0U5RDhY?= =?utf-8?B?VEhkRHNFUTdNZnVIT2xtOEN1aS9hMnVvb3lZbzFWc1B2RVJGZ1JmY0NYRTMr?= =?utf-8?B?RHlSRXh5REhjZlE4WFZFenV3aHdqZmV6VXVaaDMzd24vdlJjSU5IS3VmbDlv?= =?utf-8?B?bDN3UHhTNTl2UGMreC9ENFN0Mk45dmtVVDZ1REpFNUxIL2RMWGp5V2hJUjJv?= =?utf-8?B?RHQ3RDZKTUtYY2VoSGxWdEZPY3BXRUsweUV4UE9DeFBOSWgxcGJ3akdJZHRY?= =?utf-8?B?dHErKzMyRy9IWUFicEh3aVZTVVpIV1pLVU43bTNFYS9QSXRUdENpT0h5emdz?= =?utf-8?B?YUx5RDd0NEVLb3B6d1hwYTJjdHduNzQ0ZVp6WkVHM05LTGxxeTZ6MmlJRDRt?= =?utf-8?B?cTM5d1dsWmVkNXdsVDB4NkJtQnVTZWZkOVpidWV5T2ZqN1U5TGpPMkpjZENs?= =?utf-8?B?L0RGblRZcmh2Ni8zMFVlMC8zaUtlOUdrQTRJRTZGR2pwUzhaMnN6b21pRlRR?= =?utf-8?B?K1hZRkJKOXBqd0JWL01UTy9HckFOSWFjUWhNazRlTSszc2x3UGt2djBiVkpp?= =?utf-8?B?SFZ5OCtKSnczenJDL2dJK3FqQ3hGeWJVcWFwR0Zwdm5HMWpoUmJ6R29mK3Rx?= =?utf-8?B?blF5MCt5emV5b0dCa2xtNnJmcC9oT3FDUGhoVTNJaU9FUzBSaGpUOHc1L2tn?= =?utf-8?B?ZkRiUXJ2NWYyeUh1TTc4cFFRb0R0WVJzZUc5OEY2NnlPTUprKzcrdm1RT1h5?= =?utf-8?B?Tk9MZVRwaUlSb2dheHdaZzVIV2E1ZFprQ0hqa3RldENkdmJlZWwyaStTcE1y?= =?utf-8?B?VVM0WTR2SURVK1BEdFM5OVkwdjFkOVNtUlBtU1ZvVGo5YVFWeDZOeEh4b001?= =?utf-8?B?cG9CZU9WcGgwcjgyUkxGTERpY0NpV1g5VENoWE91Zm0vei93UnFMT2V0dW04?= =?utf-8?B?VFU1ZUhZaFg1VEdRVVVQWnNqaldmalpkMmVaeW5ZZkk5S1lvaTNTV0FTcTI1?= =?utf-8?B?ZVFrdXZPSGxBV0ZINnVUWU9GaWpEY3BGemZVRXZhbFp1SkRZcXpaMUcwUk1m?= =?utf-8?B?bDBlZDYxUVVmVk9HL1VlUHdodEZRejM1akNMUHdBZmpnbm9YbEZqb3hqOGtq?= =?utf-8?B?SDNVNEpYQkh6NFRXNllIanJzU29pU3ExalFsbWRNckRKVXhjeUdHRCtsNHJQ?= =?utf-8?B?a2ZJd0NLcVVJZjlpTWlyTDBmamd4TTdacjMyTjQ4RXBPdjB1c3RqWlZYWEY4?= =?utf-8?B?ODRnK1B4UkRwR1p2TkdFcFp1WmZvTmk0eVpFWTJqRVZETzZ6cC9MQlBoeklv?= =?utf-8?B?Y1NvSThpOWNMMjU2WHM0RVFoQml2Tm4vcy9qZklaR3RqaHdDNGdEWmdFenp0?= =?utf-8?B?L2xMSWlMM1ErWElTajZjOGlaemJSdTh2VEl1NFJ0R0JJcFppK1FoVDl6N0ly?= =?utf-8?B?c29XUjBkRmFFd2c5Y1FkanJyZURCbkdjYW8zRmJvUkNZNUlmTko0QnZzRlhm?= =?utf-8?B?VU1uZ1NQaFNUMzkvOVBCelhwbmk2LzUwb2xHSjRXdTVabmNEejVsRnhmb0hq?= =?utf-8?B?NzF5TWkvcldJT0NkYTNwVWx1Yi96TzhDclFUeTRQWVZkV29OdTRzVnQxaXpQ?= =?utf-8?B?R3owV3c4ZlJ0N1RxZCtYS1pHZ3BkcE9FdnhVOTR1eXkrQ2poMmRta1hySlox?= =?utf-8?B?QnNyLzVxYURHV0ZybEo1TXp3enJkU3FIcGhaZz09?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DU2PR04MB8951.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(52116014)(7416014)(376014)(1800799024)(366016)(19092799006)(921020)(38350700014);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?VGpxMGkyL2NNT3I3UzRKSnV0dmRkSlZoVUFTdzdiMnRSN0RhYmNlZ1l4WGpP?= =?utf-8?B?SGIyWmttTVFzSi9DMjNMbUlFY0xZcEROdlc1SnA2a21oM010SXVlTENYaUg1?= =?utf-8?B?QzJINXVRMDg3alBGeUtybkQwcWpjV2htaGNPVEtTSDZaZmJLdUxKQWMyUDJ3?= =?utf-8?B?Ylg4RUJ5U0hmVUx3OXIybVR5T1k5aiszTmxhUHVXQTRPT0YvRjR0RExsL1BY?= =?utf-8?B?RFJQaDBmRXlrVWVWRmJUUkEyRGR6NzZ1aVdTUXdPTjFlRHBoV0o3ZzlEVWdl?= =?utf-8?B?RnNRQ05EK2tRcVdvTEtzS3NsN0JjcHViNmczT2lkS2JCUDJ5RDNTMjgyTVhD?= =?utf-8?B?U1RiMzhicTV4YStuRFRZeW4zZjV1OTkySTF0MkNRNVJia3Blb1FpT09NS0pK?= =?utf-8?B?YzJKb09zdHpubElQTWo1WVkyK01VaWFDd0t3d2FaUlEyREdvSmJvZTFoNitM?= =?utf-8?B?d2lTd0w5Q1JreEJKN2NoNE5GUFpIa0t5L044bnFzRnZxaldjT0tpUGRTajV2?= =?utf-8?B?anBBdGRsa0kyZ0x2QUZFQ1c4SVdSUGxPYXE2ZGpySXczc2lHQkVBdlN6US9N?= =?utf-8?B?ckNKUmV2UEJIeS9HUk9iUmlMcU13V1VYYlNXUGJwSldzUVNyVkdqOGl2QXd0?= =?utf-8?B?Mkxub2lhUUNlREZIdzZSMlZicGhYUkNDZE5TK1NHMng5ejk5TTVqV1daTzBY?= =?utf-8?B?Y001QVQ3cDJ2cU9UbGlGUU4rcUllK0F2OHVsTmx3Q05TYTdFbkRiZG1STDZT?= =?utf-8?B?aUg5aXVNQlpud1NZRDhHT2ZZMDU0aFluY2VPeVpUd3JheDVCN3FDSVJxcnow?= =?utf-8?B?V0w5bjhPVzlTODZwK1NYdXBwQUVjVjlOQ1hDZ01zZCsrZ2hmVHdSZnhKOGE3?= =?utf-8?B?L2lpNDZQUlNRRVRic3dzcnMvOU96REVIM244b1ladlhUbFh3d1ZCVlF3emNR?= =?utf-8?B?cm1qbmYxTG5IbVpacXhjVjN5b0F1WmRNRHR0VFZmcHZlMVVOdlMxaUIrM214?= =?utf-8?B?NFhSYVBhaDZJK3VsUE04VU5qZlpmS3I2WCtTT3ExNTIvY1V2RzBiK0VVR2pY?= =?utf-8?B?aFBCaDN2OTZsM1l4a05yaWhXMVk0MTBZdWJGdGhMMThGSFhMZVFEY2RiN1J2?= =?utf-8?B?Y04zT2ZGN1RmWmkxZHlOaEdMYzBzVjNzOFI3R1VPTC9nVndvK0o1ZzI5NTNG?= =?utf-8?B?RzBlQngxOXJRNjkxMFk1NzNqbEtMTUJ4Vys2aHNNUlRxMlFaUWd2MVoxRisw?= =?utf-8?B?L0FJbk1TNUo3S1hMYjZyQ2s0VmtDUDJ3cE0vZk5xQ2tpb3Y1RTZ4NkVib1Ay?= =?utf-8?B?Y09FVGxhTFBacVEycjlHTkVCdkV3Nk1nSTAxcGFlQUJKOXhJNHRqa3Awa0Nm?= =?utf-8?B?WDFmVSt3RXlIM1ViUmJsdFFXeXA5NWttaXNhSXcycyt0M1hxUURaaDFzbmhP?= =?utf-8?B?b0M1RndXZk9Wc200cnpBb014UnkvZk0wTE5lUVdkelcrb1VtL3Y1eHQ5MkhN?= =?utf-8?B?Qk1kWlJLM1hvendSNHFvYU9GTmU5TDBMM1J6dzdOaCtZYUh1b2E5MjFZWmll?= =?utf-8?B?dU9wWDgwS0RBMGlhQkNWVm1rKytVeFRmaTFzSTFvdmpwd25lWEJuKzZrTXlR?= =?utf-8?B?YUV2VzZuRHdzcENEb2lXK1N2dXRnU0d5WGRSY0tGcjhpWDFJUkNFbUh1akxU?= =?utf-8?B?ODZ6QXp4T2FDYUhkN3hkQ1FKTU1OMysxZnE2elBabThad1VZWGVjQVJxQTJS?= =?utf-8?B?SngrbllJYW9haEdUUmtDU1l2UHZ4RkcvaXRIdkdzL1YwTEdQd1NpWitoNkdt?= =?utf-8?B?SCsyaE82Vlk1WG9kV2ZyQWpWSUpTU2taNjBHRWQwRFRQN0JIbHZzS2RpRStS?= =?utf-8?B?bENLYzFVOG92MXBxRkd3R1ZzTjhtb2NsOGx2TXJhVVJlaHBVVzZ4eTl4b2FX?= =?utf-8?B?eU43RnFaWDJudk5PUFluSE4yV3JSRDI0L2VoYllWckN4YW5mTWRYaC9tTFhz?= =?utf-8?B?UjhUT3h2dlA0MSsxOTkxTUlvVENtSWpOOE0vRUxmK21FUFQzSE8xb3gxbS82?= =?utf-8?B?Y0VBaDNROXN4cnJWREU3eEVEYklhZVVGOU9UdktjSW52VW94Zmo4T1A0MUJM?= =?utf-8?B?Z052bzZJTEVXckxzN1BxdjhXUW9PK256M3hmdGpjWkp0OXFXRXNYZXlJTnpz?= =?utf-8?B?OEJ2V1U1L2pmZTB0VkFVWElFQTBXamhFcWZVUG1yTkRjVGFjRlBkRGdUVWps?= =?utf-8?B?VjArZDdNejQ3ZnBJVEtJWWFhTzVnVkRPYWxJTzRRa09NdmFydUg4a2FFR2Vy?= =?utf-8?B?TFRxVVpFUzFqTVNDdDR2SVZjVGFmWXZQR0Rza1RUcW9hTTlFekxPQT09?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 785a143d-9148-4640-9ba7-08de4cac74a2 X-MS-Exchange-CrossTenant-AuthSource: DU2PR04MB8951.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Jan 2026 22:47:50.9133 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 4Uk12dKf3FZ4+4mD1NPeBQKpOFstcodsweXrNmIw2qF3/qbQnQfeF/C5fNaQ/2FXLOBxsh4JuS80gUZR0cqF4w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR04MB8185 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260105_144755_903273_1E9FC29B X-CRM114-Status: GOOD ( 10.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org dmaengine_terminate_sync() cancels all pending requests. Calling it for every DMA transfer is unnecessary and counterproductive. This function is generally intended for cleanup paths such as module removal, device close, or unbind operations. Remove the redundant calls for success path and keep it only at error path. Tested-by: Niklas Cassel Reviewed-by: Damien Le Moal Signed-off-by: Frank Li --- This one also fix stress test failure after remove mutex and use new API dmaengine_prep_slave_sg_config(). --- drivers/nvme/target/pci-epf.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/nvme/target/pci-epf.c b/drivers/nvme/target/pci-epf.c index f858a6c9d7cb90670037a957cebdcbf17dddc43b..56b1c6a7706a9e2dd9d8aaf17b440129b948486c 100644 --- a/drivers/nvme/target/pci-epf.c +++ b/drivers/nvme/target/pci-epf.c @@ -420,10 +420,9 @@ static int nvmet_pci_epf_dma_transfer(struct nvmet_pci_epf *nvme_epf, if (dma_sync_wait(chan, cookie) != DMA_COMPLETE) { dev_err(dev, "DMA transfer failed\n"); ret = -EIO; + dmaengine_terminate_sync(chan); } - dmaengine_terminate_sync(chan); - unmap: dma_unmap_single(dma_dev, dma_addr, seg->length, dir); -- 2.34.1