From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4720D221F0C; Tue, 2 Dec 2025 21:04:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=192.198.163.17 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764709475; cv=fail; b=rkLTZNB5i460MVwlAxJSR1JMVuzqfKMOJAE7M2sFKcaSjlR55j93M9LNSFhPvQIbuEQV/H+it2HzyX5VUtkV/yRNh+cmhuRkPO/PZnC/PjabzempYJ1LKPl28aJPQuS1iFCAFhv8HuxOdypijlh78V2fO78UIqM9ORxfHmbzAIU= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764709475; c=relaxed/simple; bh=bQanF7RoZfeIWz5v/WP8DXB025dSifSR8QCmmExK1fg=; h=Date:From:To:CC:Subject:Message-ID:References:Content-Type: Content-Disposition:In-Reply-To:MIME-Version; b=ufxpZucSt4sf+oNVgYZeuV6g0GONLVmAwHuIfTzBfVXR++tFq+N+xEBdwNYtrcTTthMTB0NI6tartOAkwEVvWVL98FtwNXGKG3umN+zNj4JRvZ9nzXpgNtYDEg/2fIWsSRllvU9HY1psGWZXvM+49m3sX6JJVzNcvzM53RFSzTQ= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=MV4Q6AF8; arc=fail smtp.client-ip=192.198.163.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="MV4Q6AF8" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1764709473; x=1796245473; h=date:from:to:cc:subject:message-id:references: in-reply-to:mime-version; bh=bQanF7RoZfeIWz5v/WP8DXB025dSifSR8QCmmExK1fg=; b=MV4Q6AF8ceEOd0TUFSdwOvzML68B4oRvfVYRIVzJeXfzis64Dq/zlWjG /JyEVDBphtCt5/P1Nh6RFiBlEyA5ANT5RYLLBganJjgcQdiUynVyIJ69Q 0CCXI5cOzv1fPTdS0wubbUrkWiwodVVmMFN0utFlrtFcyf1s+GyUDO+yu XU4U75gsCPjF3C2J/HxmJWrBc1tK7n5jb0udwuLPCFgEsPjzFBG5LjcU3 t9XCev8kr+V/hiH633kbpJUVCyktsQwERVWiEhd+yIp7SKj2FdSsu93U2 wAee3jZb6JgEuo3lMMLVqlB4slV+H75DhSUfBPacS7VMO5Fm+nD4Zbi0v A==; X-CSE-ConnectionGUID: s9RZxyP7TLeLcu6lnDH6+A== X-CSE-MsgGUID: xa6qwe3hRT2mIzx2OqAfRw== X-IronPort-AV: E=McAfee;i="6800,10657,11631"; a="66582708" X-IronPort-AV: E=Sophos;i="6.20,243,1758610800"; d="scan'208";a="66582708" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Dec 2025 13:04:31 -0800 X-CSE-ConnectionGUID: RtmGst0hRKCpFCmtws7xwA== X-CSE-MsgGUID: eBXdKAJeSjaUcjKMtVdwvw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,243,1758610800"; d="scan'208";a="194363718" Received: from fmsmsx902.amr.corp.intel.com ([10.18.126.91]) by fmviesa006.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Dec 2025 13:04:31 -0800 Received: from FMSMSX902.amr.corp.intel.com (10.18.126.91) by fmsmsx902.amr.corp.intel.com (10.18.126.91) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Tue, 2 Dec 2025 13:04:30 -0800 Received: from fmsedg902.ED.cps.intel.com (10.1.192.144) by FMSMSX902.amr.corp.intel.com (10.18.126.91) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29 via Frontend Transport; Tue, 2 Dec 2025 13:04:30 -0800 Received: from BN1PR04CU002.outbound.protection.outlook.com (52.101.56.66) by edgegateway.intel.com (192.55.55.82) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Tue, 2 Dec 2025 13:04:30 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=LF/OT0R2oGQLDwU7iLHRx/T4FEFuA4OzfByHQDVsdgyPTCpXxVUtBrLqpfiiycwhjKrYYxNfHBXEgeXL+s/1CZeXEvXvkXA2dTF+8k00WzgorbjJaGmvN9e7F5OV1G1WfWKqrpgC/buWLQwsRZvNV8ctmtZKA0O8rJIozeBCoqHnV+2qxVDeNpzKqeQkcW8Zq5UUlO743VjG+e1LGjMoyTYKjweeyeNWfh8ix3l95f5aOTkiEFoxvNMLuDrog74EaZvvo+VvVSbMPNDf0bKncHkSyN8q7SnB3dC5sKDMwACT5H7EESfNliYJzA2Fb2LpfidA5nYU0uJyQok0N0Bl5Q== 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=Eujlqkeng1s0Kg+q5Sgzy/dHtZZqHmgk3yZ8umqzAAg=; b=dXUppt9jBBhUpojstoOO7j90VrxR+2F/e04KWCmP7QeDURFUClwQl/mxRhEHL3l8NI6F4oqNMfVjnQr5LmGd2SLCGIsszEGWGjzTAhrner2rlz+WZ8E2WW5ifnlbF6nlBKPfL2LnaeBsS7x1afjEQ5ESAOPA8ERRLKyKHmFFGZ1YnRsxayoh4ghQP5qdjHCwDuivPUQwSMbmI63AmzZKUYorqQepT6JOy/jBdkzbQOwkbTiu6x1KB+huHjdTcTXFk1KYNZD3KpcaN/I/9HrZN1YjwhFGnh7b/C9pnKUqw3v1gdLuJS5/evP4zrzBfx99it0SQbSnsIXxIKLD21ql3A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from PH7PR11MB6522.namprd11.prod.outlook.com (2603:10b6:510:212::12) by DS4PPF990BCE628.namprd11.prod.outlook.com (2603:10b6:f:fc02::3d) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9388.9; Tue, 2 Dec 2025 21:04:28 +0000 Received: from PH7PR11MB6522.namprd11.prod.outlook.com ([fe80::9e94:e21f:e11a:332]) by PH7PR11MB6522.namprd11.prod.outlook.com ([fe80::9e94:e21f:e11a:332%7]) with mapi id 15.20.9388.003; Tue, 2 Dec 2025 21:04:28 +0000 Date: Tue, 2 Dec 2025 13:04:24 -0800 From: Matthew Brost To: Andi Shyti CC: Philipp Stanner , Sumit Semwal , Gustavo Padovan , Christian =?iso-8859-1?Q?K=F6nig?= , Felix Kuehling , Alex Deucher , "David Airlie" , Simona Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Huang Rui , "Matthew Auld" , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Lucas De Marchi , Thomas =?iso-8859-1?Q?Hellstr=F6m?= , , , , , , Subject: Re: [PATCH v2 4/8] drm/xe: Use dma_fence_check_and_signal_locked() Message-ID: References: <20251201105011.19386-2-phasta@kernel.org> <20251201105011.19386-6-phasta@kernel.org> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-ClientProxiedBy: MW4PR04CA0371.namprd04.prod.outlook.com (2603:10b6:303:81::16) To PH7PR11MB6522.namprd11.prod.outlook.com (2603:10b6:510:212::12) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH7PR11MB6522:EE_|DS4PPF990BCE628:EE_ X-MS-Office365-Filtering-Correlation-Id: bd2dca52-b8dc-428d-e19f-08de31e66181 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|366016|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?qPt1N98lIvO8QDqjMItmPrr5aayjWR3r/6MqrpboRJd3nc/CH/jBdjTQYVZf?= =?us-ascii?Q?PVOrfOV/R9DrWnphFlhcJUJy35AzskPkSPbYqqsKa1D6koohyyAUjngwTeWg?= =?us-ascii?Q?M97kwklfYiS50AWmriOvqiHngPFlLkKRDHfoAipUKxaro13ioCqB5yq8kMgK?= =?us-ascii?Q?sFEwu63OEJ0Mfh7TeiK4W1v8sSZwJV/xaJ/YqjGXzfMTgQ3JVXJOPSqHsO0A?= =?us-ascii?Q?T1qWaIHNDRHdRjcUy+Y0uniVRnOpXxCzuOeyMWcZRNzUriUxNNfYV8GlIGBQ?= =?us-ascii?Q?5Ce9uS7OgsggvgL7EpKOz6pHEQMY+I0W2ll8OvYoqrO8WJqLR4fcUPedxm+v?= =?us-ascii?Q?558O4TN7tIpbJsQXjvqnAT9/gxBQw6NnfFtQjX5jvnMqlyK8w1Kv1yfY2P14?= =?us-ascii?Q?E8/PzNL4vb06M8pSa0+BflLvGjfgqAi2mA+L1lYFyXi7t9Um2N1zxG+6EUb9?= =?us-ascii?Q?pvw7siOVeeTNS23O6hNLFfd1iHF39431oYPCi4rMO/IECZ0KJurMIO7IM8Vu?= =?us-ascii?Q?fgx8nDREyFRekgnY01YrbeAHgFXeQxOh2Hcwx/ellwQ19J7Ff+znTsjRF7Dg?= =?us-ascii?Q?15MqxL+CYMI+ZY7lcu8CK8lLbxIeF1z6R0+kVTEyVr1Hbiol/96NQ4kG1RhY?= =?us-ascii?Q?2vS+emcQnypo+E6lGd+mo9aNzc1cVNSA+JJ/+DzmcUJqCrI713B+E1Jz1Gch?= =?us-ascii?Q?1UZIWS1VFyepW2+xfEJRImNuT46Ih208DnvR0OvBwrGrvw0azSlO1TBMLGcb?= =?us-ascii?Q?GofDq/CusCqhiukUEkMRForo04FjMamCKoTTuzUZP8PQj8P6xsUfgVBQtmpM?= =?us-ascii?Q?ZsLauFUm9X3E3QtyXbXRUThF3T0QzlsR1CZmMrstlxdNrM8RM68/d6LmibIo?= =?us-ascii?Q?Eqm2+1lpbIA6rdd2TCzWC9A3oiIdmBkPSFLjzGZW3s3Vi0eyIFYAlVXisDCx?= =?us-ascii?Q?Je2uEGmIVgt2hhvazU//exgw5g48H42husSrVG85lZ/qQWoCO3x9a83jgCG3?= =?us-ascii?Q?IN1l/aJb98nd4QHXY8s9IuFfjtgIac5VZLF0fu2IfeyvbBx6owdF8GAVaIDt?= =?us-ascii?Q?8WqDB0C6vN+G5CMRc/YzM9B1Nzu822/9QkYDx7A3pIT9xeF1JlA/GzwrlKSb?= =?us-ascii?Q?I7SMY2siXYR8A3IkxKjVesi0B4ruG+K3Zojza/KADbQB4W1uaHnzoQWZ6zFD?= =?us-ascii?Q?YybSq8xNReOHCXQSNZzXPGMK97Ow9H0JXmGhqhaHIt9nl5jkD/pYnuVRTpfs?= =?us-ascii?Q?jTgo7H+UPD2jdYnEr/UdNODMSeRCU4pniJp16cnnMd3FkytZknYhtzl4FmKX?= =?us-ascii?Q?xV0E7vaUtQj3ETtEICnlzxbqlzpw32UT7Sz3DGLqxTlVjo9QxW4vUAFjDsBt?= =?us-ascii?Q?MlwjGvqLo5m9YYpcS6nphhrk623+dZKCOc0/eIYpFzcmNEUGq46mQHHeWQZM?= =?us-ascii?Q?+6KzW9xgrAvuBCEZVRrl+icfTAG8DWBd?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH7PR11MB6522.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(7416014)(376014)(366016)(1800799024);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?kulHsojG20Nr/WxFRPf912vSynqCmoHRA4eaTtxZmo5abqLKbC6N8zSN/dEe?= =?us-ascii?Q?7y6CX6LTZovMg2xNYNUVky2qG0kGAs0e/tTm8VavfOEov4U9hfxJ8/Kn8i6q?= =?us-ascii?Q?rA5B6Cu8SBeJrvp4l/GHFn5/E2+6+l/GMlE62JkKoXKyJvdnO7y7/QD1GMtT?= =?us-ascii?Q?858T7S4ho/hzlLrxZdxoNSUaycEdK+SeC9PBW+/N3orE8Gahn7k5P+J7wM5K?= =?us-ascii?Q?rzVfWpgYn1DmThW0dxrrdmKumEGupQrdZuNi/cUiDvQsspQQup97HQPVT7u0?= =?us-ascii?Q?uiCH3EiwVNyYWA+Rj9Z9MCEsa97iVrj2XNCtWKe+uUFm+hraxgq2GouMw7ig?= =?us-ascii?Q?kF1a7PvIpxhwmJW2BKGYghY4qa+tAN0yMrW3l4cfqYBy2VGIogbgYkIMTpwP?= =?us-ascii?Q?QYKtwV8YRmkDOmVV1+X6czUS/LwjvN0tBpj50IfAxOJJcDaqU5SnfzMh/VkF?= =?us-ascii?Q?UWTp1g7snZjlRrZA/487tqypsAH1BCPirnhDGfEfxE8cM5MM2mnfalzRzE0C?= =?us-ascii?Q?P4HB0t8IHM1XQBdi42Bcc9fqIDYDpZ3nCNsncFHlm0NQ70ifZ+a5FgLSS+pU?= =?us-ascii?Q?9dMjBp4RkhMuGtnFMfdm4rsjMjWCHUHOgetYz4LzDMn0L/o4bNUSKSRfz5GN?= =?us-ascii?Q?vIETeNi4AKPqjm+PoqvjxBkqzqIdOJaA5NcbPIxUapIygS48vBHf2qGdKV0g?= =?us-ascii?Q?2HmkvLDERXOwyhTLFfuw+vRj0EO5+bkg99aqkDaNQf+60VS0OWLlOLgVby+p?= =?us-ascii?Q?eEcqGISpEJPSGs7EIfaLeQ+1uTLNnLJWSXkyZJCyn6txs/798j9miEv+9l3J?= =?us-ascii?Q?Mc6okXf6yre8Sh/aVyyV/O+F6yDmeFFTRTKsG5yFblweFV/HPAczrqyj59fD?= =?us-ascii?Q?pg5gnGQBUt1b8K6+pb6cCfps42DQ2v6kl6VCSZF47VW46s9MpebuAm44wT+4?= =?us-ascii?Q?UI3Vlpkq5wpZWUvYcDgdi5noZnnalQKuBy6nifFqRgl9sT+0c4SCBct1Okd+?= =?us-ascii?Q?cgG6PjvvJXtZgCneVZglGozxQCykZIVwbN31NBQs66jwFl0lFNOt6kghcHq5?= =?us-ascii?Q?m7/+6iKua2XvqxcfIsUkXJnCDVfKOUcGzbU4wCm66Ew+AR4e9zUHGhqJ7/vE?= =?us-ascii?Q?EZ6O/YyXRQgyF6hdD3Y32NTxCdIGflFXjlK+kDaztu13Et3LeimRJsYSc2qa?= =?us-ascii?Q?c+pyGVuimPVRhrmcb8cppPFaGZzVQ5OXuDL6ivSnKK7QnooNapKnC8cbiaeC?= =?us-ascii?Q?+ZRgG3430RlXMFnd9WK+bfxODhlZHl82rBO7R7rTEdopqcg06joMSSRgSQyZ?= =?us-ascii?Q?WjdIDQL3lKrRHxioJGVtErdHx+fczpdeRP0cA9ZcJzdmMp29GvX3PWxpPaRG?= =?us-ascii?Q?zkHGakITvrKEgWVmfR6/UqHGWzSXKX3qJgU6X8xUGbVFiXH5y9sc4I8Qq69u?= =?us-ascii?Q?tOlOt8HzZeJyJbrdDjF/9faQHwvfnHt5epL3lp+xIQcv+YYnuzwGVidH7dRi?= =?us-ascii?Q?aaIRKVLuOw9zkPCIE1KHxKjRX7Bu7OxJzTwkw8FWXNY/ngSKg5nxcjgxhc1I?= =?us-ascii?Q?CGnKM9T2AO76kI3Fp/xCcVj5rJZKxSJi41B3TKqAGUAL1Ze1UvKMFPaGXdiI?= =?us-ascii?Q?eA=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: bd2dca52-b8dc-428d-e19f-08de31e66181 X-MS-Exchange-CrossTenant-AuthSource: PH7PR11MB6522.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Dec 2025 21:04:28.2916 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: OLkVg+ERlLfHKNCNps1Q/0TMPsLdRAA9FhxjFSbMjtl4nxhIjpX1Nq7CLkKTWdXmUVnAauSllqpYEfzI8R9b4g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS4PPF990BCE628 X-OriginatorOrg: intel.com On Tue, Dec 02, 2025 at 09:47:39PM +0100, Andi Shyti wrote: > Hi Matt, > > > > @@ -93,9 +92,8 @@ void xe_hw_fence_irq_finish(struct xe_hw_fence_irq *irq) > > > spin_lock_irqsave(&irq->lock, flags); > > > list_for_each_entry_safe(fence, next, &irq->pending, irq_link) { > > > list_del_init(&fence->irq_link); > > > - err = dma_fence_signal_locked(&fence->dma); > > > + XE_WARN_ON(dma_fence_check_and_signal_locked(&fence->dma)); > > > > I think XE_WARN_ON can compile out in certain builds. Best to leave warn on logic as is. > > I don't think XE_WARN_ON compiles out. It should always evaluate > the content, then, depending on the build, it prints debug logs. Ah, ok. I thought XE_WARN_ON was tied to a Kconfig to compile out or WARN_ON (this is what XE_WARN_ON resolves) compiled out in some kernel builds. Upon more looking, I guess neither of these is the case. So I guess this patch is actually: Reviewed-by: Matthew Brost Sorry for the noise. Side note, we should probably just XE_WARN_ON too since this is just WARN_ON. Matt > > Andi