From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E41F5606A319 for ; Tue, 20 Oct 2026 11:43:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=Nvidia.com header.i=@Nvidia.com header.a=rsa-sha256 header.s=selector2 header.b=actdtqiT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4802B10F3F3; Tue, 20 Oct 2026 11:43:40 +0000 (UTC) Received: from CY7PR03CU001.outbound.protection.outlook.com (mail-westcentralusazon11010062.outbound.protection.outlook.com [40.93.198.62]) by gabe.freedesktop.org (Postfix) with ESMTPS id E4C9A10F3F3; Tue, 20 Oct 2026 11:43:33 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=roabGKCxbrIC89qlfp5+HTVi1mDUstmDjrEHM4E89gUW1Uq87czTBzimQQI/bdaJ6Uiu6TMnQ/MQi+sxXQo3LkQ3e5z5C+3L+aVkL3ctQBzCZKBmGTXrwx/TU9II5s1RNaNkX5/uHfN8bw0Oj/OAW2aFO6+eMNpnPJ8IcblPQS5jvpbrUP7Z6YDWntof8T4jy/jO5FL+tr5Z3W1OzRRbCdSRkFLgzwXL/3f70pbda3OrK4UxWBmpDEKvNk44/deT88GJCprE/hFk8X4WN2KdueK6qv6r3bDg+Oa+kSVboBCPRaUUqb1qqAVe91IE4AYRl00qduYgymf3BhKLtHFqqg== 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=lwZpjP4sN9Z4WLBpIqoGyYYkKT7FrXM2qtdyxxBgkd4=; b=Aey6hxtj6SZqwHattOMyTjFNJPtLYz8jFKDdi3lXvzByG+VPweFQ3voe0bVjRh6qZSC7g63qrpZJWlgSe1+kVT4T/XidoFxWV98E6OuzU2bLNSos47UecDhbA3cqyGpnWs1Yxlu26qjLqiuzEG+bJVlXEeXEaw8HQsaeD4KOD+XKykPNFgUrFakzT0vqPtERRkt1sb05ZZP1Ki1YbQVXR74IOZLckZxFR+ZJQ98W7dhWfjTlpIOyLccQ2/mTRV2u7oqeMGJdwsHtwRZ6A4QOEdkUEMSOMZC6MfQm2FrF2IpOpuazOtxFU32zVivXTC0evD800bdqn1rTUaEXi3QGxQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=lwZpjP4sN9Z4WLBpIqoGyYYkKT7FrXM2qtdyxxBgkd4=; b=actdtqiT3Ks4C7tybSyWsUjVs6d460ZLxFR4kBb1fj67vsYuUCMtrXC8e0Vl7nG26/fUYXodmAvLodKvBk/gKVs4RVA2HPPImJ6deC7UP0qq0aVurNb4F+auj6FjR9ir9gM0YbnZ4X4p2h4/PRvajx6UPOS9cMMuWz1blF4K3Uahi/BwzbvPrzQLGdzVW4M9kWdcvjZPs4t87WK7bKp+qZ2xQSp5TXbpisG6o/ddok7y/mGIEsusJYfmVSVZ5pwizmYeEXXmPJpuNrgImQfG8dSn60WEjgjku3cQPuH/wHbD+Jk0BOncVu/2MJRKu6aZJRvd+xQxJW2iLvmGKZTKGg== Authentication-Results: mx.microsoft.com 1; dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from DS0PR12MB6413.namprd12.prod.outlook.com (2603:10b6:8:ce::10) by CH3PR12MB8725.namprd12.prod.outlook.com (2603:10b6:610:170::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.546.15; Tue, 20 Oct 2026 11:43:29 +0000 Received: from DS0PR12MB6413.namprd12.prod.outlook.com ([fe80::e82a:6673:4142:37fa]) by DS0PR12MB6413.namprd12.prod.outlook.com ([fe80::e82a:6673:4142:37fa%5]) with mapi id 15.21.0522.017; Tue, 20 Oct 2026 11:43:28 +0000 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Tue, 20 Oct 2026 20:43:24 +0900 Message-Id: Cc: "Alistair Popple" , "Timur Tabi" , "Eliot Courtney" , "Zhi Wang" , , , , , "dri-devel" Subject: Re: [PATCH v5 02/14] gpu: nova-core: gsp: cmdq: simplify framing error description From: "Eliot Courtney" To: "Alexandre Courbot" , "John Hubbard" , "Danilo Krummrich" , "Alice Ryhl" , "David Airlie" , "Simona Vetter" , "Benno Lossin" , "Gary Guo" X-Mailer: aerc 0.22.0-0-gc2f86b7abde3 References: <20261020-cmdq-rpc-v5-0-dceeb8f360ec@nvidia.com> <20261020-cmdq-rpc-v5-2-dceeb8f360ec@nvidia.com> In-Reply-To: <20261020-cmdq-rpc-v5-2-dceeb8f360ec@nvidia.com> X-ClientProxiedBy: TYCP286CA0057.JPNP286.PROD.OUTLOOK.COM (2603:1096:400:2b5::20) To DS0PR12MB6413.namprd12.prod.outlook.com (2603:10b6:8:ce::10) X-Archived-By: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS0PR12MB6413:EE_|CH3PR12MB8725:EE_ X-MS-Office365-Filtering-Correlation-Id: 50fc9f6b-7ad4-486b-d1df-08df2e9f5bcd X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|376014|7416014|23010399003|10070799003|1800799024|366016|4143699003|11063799006|56012099006|10067099003|22082099003|18002099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:DS0PR12MB6413.namprd12.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230040)(376014)(7416014)(23010399003)(10070799003)(1800799024)(366016)(4143699003)(11063799006)(56012099006)(10067099003)(22082099003)(18002099003); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 2 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?QzBCcDQ3MFJHcEZxenV3SDdGRU0vTlZkckZXNUw3RzR0N2xQb2lVNkIwSWZ3?= =?utf-8?B?ZlRwWTRha0hscGwyTS9QQ2dKdTFVMk5XcUtURHBNWFk0UzZ5aE4yYUk4Mldv?= =?utf-8?B?TXo5YnNLUFgweVMxVWhndUkvMjh4Tm40QjVRSVVHampkd0JnUWFUQ2pHNnhm?= =?utf-8?B?YW9Rb2NjREhXL215UUhOK0dhWjRiSXZra1c5V2kvQXFUeHRVS05SZFpGZHcx?= =?utf-8?B?RHorTVVKYTlOTVZXMmtaMTlWSkRsZ0s0L1JTUVNLdXFMaGlzTVlyZlB3bzEw?= =?utf-8?B?Vk5iQ2NGWEdzVWk0b3E1S2h6MXY2VU5BUDZZUjROdHRnOEZCSmhScG9kci8v?= =?utf-8?B?NXhBQVlxMy9CMnVKZUc3Q0VENURrTEFoMWJFYURPTkFRcWVQZ3lFeWdJd2Rs?= =?utf-8?B?WGJiSHhNS3ZjZFlMdlY1VUFUcGo3YjBUZm9pNmhQMGp6Wk1DMCt1QmEyOGFK?= =?utf-8?B?MGQyN2Z0MWxrSjNuWWlpRHZ6OFRka2krQzhNVitIU0xlajlWVVFBMnRJUmo4?= =?utf-8?B?dURlMGZMMEh1T244NlBRRUxxalh1V0I4bTBKTDV2MTFVeENEanc3UisrK3g2?= =?utf-8?B?SU5GT1diTHUzUHZaL1VPRE5MZERNYWxkOWVkQmxESlZrWmNmU2Q1cm1zS2R1?= =?utf-8?B?MlJGSmtRZlNFQnBnTEhYQUtpUEhyZDZrdWVQbVhXQ2dyRFB4OHRZbnk3ZWJC?= =?utf-8?B?bnN5QUxUWVhSWUtoOStYZnJWNlVMd1FYU0laYU1FTk1ZV0ZuVFRCajJwUTN6?= =?utf-8?B?R3Q1djZ2WHZOMjNSN1JLV3NFYlEzcjMrVWJWQkljVmNLUGNKek5JcjlSTld2?= =?utf-8?B?TjVjVlRvTlNzYUduSC9IbWdheTNEbjMzNmgxTEJUcjhXRnFGL3hFbWs1RU1X?= =?utf-8?B?a1RqZ2M4RkE0ODNuZ0c0QTNJemZOYUN2RFhvMVVxYU5HYmJFZlRXVFlrR1NL?= =?utf-8?B?RVhscU1nT3hVcTRpcXNQNStOZjFyR3hVZnFZbzF5RTZkckpoa215SkozRTI4?= =?utf-8?B?cTE2VHVLd2ltQUZwV0QwMElCeWRwWGY1aEVPelIwVUZlS2dTUGlNeU9RWUI4?= =?utf-8?B?ZTlKZSt0YVdrTkpnczZEeWhWK01hbnJCRXhFUmovRTU0ZUNPNjNzNGh5WjRC?= =?utf-8?B?SWY2dklVcEFhemV4a1FOUU5vZkxhVTY4Wmh0dUx5L1hUWklYbys0bUV5ZmJY?= =?utf-8?B?alBoVGF1OS82MkpScFBGaWx2alJKMTZ2RnE1bHY1UU9Vc1Jzd1I2MVQ0bVNI?= =?utf-8?B?Ymt6WjBISVlvRHpVNmxHMkFMUjRtTGtrMHBPYUt4WWc0dk9FL3NrUVRtL29D?= =?utf-8?B?dEpnRUthWDVCN2FOSEF6elR3eGxRMzJKbUI2SHQvZUN4cThSaGFYc0R1bHAv?= =?utf-8?B?bkVkNFJuQzBjQTNlbXRaMlN2QVVKNTVHZVllNHo4SFJPMVNDV0FMcTVHajJa?= =?utf-8?B?N3pCY3NPMEoxdXJGSXRlSzJtdk9sQjlxYWh3b2RreThmb3l1blBTbHU3ZmdC?= =?utf-8?B?Sk9ZSWhBV0xWVzc2KzExa3p2bTZwZXpRd0lIY3R6dkhNaWVhSDhlRkhZN0tL?= =?utf-8?B?M2JQWmh2Y29MeUNNb2w4a2tUdmhqanNMUFlGWEVpUlhMZ0JvdlhxZ0ErbmRi?= =?utf-8?B?S0NrcHczRnNpamF1WEl3MjVvdEpwTFJXb2NWZW1QVmovblhNTEE2LzkwK2lE?= =?utf-8?B?bmZON3Q1MWR5WnNhek1DYS90c01qeHZJbWdYemRxazhpeHY3ZjdFaUxrUExp?= =?utf-8?B?ZU5lKzFtSVFnSjBMNVdVeFd6MDEvMFU1VmFWRDIreHA0MzBiSWJDYVB6a21B?= =?utf-8?B?Rmp5VTVHd2x2MEFoQ0hmdjdaQkhyRWpHT2dVZ2tWZzUwZ0hMdEV4dWlQM1k1?= =?utf-8?B?Q0E5dWhrS0ExZlZ2TmtKVGFUQ2hTNUk3RERZSyt0azVxRVBNUFhzWll3RjFC?= =?utf-8?B?dVlZUDdaYjVWR1QrWGp1Nmw4dXg5d0RydTY2QTYrNDZJSXZIc1RUMGdjb1gy?= =?utf-8?B?UTBtaTFZbW8vbzBqMDNoKzg1alVMcUlvZGVJWGdZTk1kY0FCNWZJQ3RmUlFH?= =?utf-8?B?Y1pUSzNKdi9IM3ovUFpjUlltcTFlWnJMOWxJR2RZalRhU0l3dVpkMEVDQmtL?= =?utf-8?B?NkYzTjI1b0t6QTcxak9OeGFqb0UwUTlYOFVpVUU2WkxSZ3l4RE5OMzlQd0lZ?= =?utf-8?B?NjRYbHZ6MzlYUUJaeEFwUmphU21SV0tRT0ZWeitTcmVBRjQ0V1QzSkwyeG1H?= =?utf-8?B?bkdNSlNpLzJIYmIyaTY0L3A3YXZsbHlwQUl5STZVcHBQNE5STk00UUdaTFQ2?= =?utf-8?B?ZzNaaytDaWNNK1oyWGdoeUR2OWhZK3ozaElLNXo4R3o1TkFkellZQ2pqQ0Rp?= =?utf-8?Q?JEaxa9eDSxTAdQXv3TFuErWYE3dKFiNh6jMfV18m/LB6s?= X-MS-Exchange-AntiSpam-MessageData-1: npHLDs9m6/fQUw== X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 50fc9f6b-7ad4-486b-d1df-08df2e9f5bcd X-MS-Exchange-CrossTenant-AuthSource: DS0PR12MB6413.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Oct 2026 11:43:28.5727 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: eRzfigqtTsy5fbkXUsBigqcHQNmFJ0xua9nQn4yqU11tLA3+JQFzKTMOQDsodxR07jL0iEhrySXA2SmiqSTetA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB8725 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "dri-devel" X-Spam-Status: No, score=-11.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Tue Oct 20, 2026 at 7:08 PM JST, Alexandre Courbot wrote: > Use simpler and more precise language to explain the conditions in which > `EIO` is returned. > > Signed-off-by: Alexandre Courbot > --- Reviewed-by: Eliot Courtney