From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) (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 576211A76B4; Mon, 14 Oct 2024 20:52:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=192.198.163.9 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728939172; cv=fail; b=LylULQe2CFl02xrQkH27W6f1DK7TWVWom/WSGyiuZFWzjhYXoAYrCAqTFz04MWHuUrvInn0KRIyaUmWxnu1Zzr5yFM639VI63kWZsm4HTTms5/F8to2j212eQinF4AWOADHqFZleq+HXvP8/7qHVNGX5LmVZ6Uh6GwYq5e3Tn80= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728939172; c=relaxed/simple; bh=GXDEJo1oqAuHGnmtu7QEspqM1c258jrvHATh+a5Mj7g=; h=Message-ID:Date:Subject:To:CC:References:From:In-Reply-To: Content-Type:MIME-Version; b=Z/JdA6DGXX/6s9Ro0h4j+iVOvp/BNw2GnB+n1lqfkKOHxWB5gAMMwYuhuT9coQQzkAnyIPlVG4+1HKl8VaAYuXwGFKIGpjcHI5qEZNQTHXN5yxFqre0hCd5pjy9JM0CnHvMBITLs47dQvhoEaYP0IV8IkebLgGG/kMOZwDNXXWo= 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=H5FsnsKa; arc=fail smtp.client-ip=192.198.163.9 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="H5FsnsKa" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1728939170; x=1760475170; h=message-id:date:subject:to:cc:references:from: in-reply-to:content-transfer-encoding:mime-version; bh=GXDEJo1oqAuHGnmtu7QEspqM1c258jrvHATh+a5Mj7g=; b=H5FsnsKal6q/gY1z1py7wMh454UqanmZUaLjNimpHGKYeao3WTANY0Sa g7+zdK8CHOFRXVB+13fnL9w6lq7fibYF+Gs2+EdvkxsfDrqNSDO6M+tmj rNzQ6WySpjq0M8fptHCF7XAFarGZAoPr2EKgWn1xmUbfOaX8cxl0+ZTh+ gOjU1lP8+kdWwM/jJqNZDcETEb8o28LcR6d//ZqKHGyYf1zw4ym0VAO+i lNq8FYxqasp8kRAuRxINFKr94l8/bcvVgYed7oBinxcRSej0/HYZh/0UK 4PAYs5nWWQ1qFGpwOgl+0c3Tpmta+bBbnNB04qbuv4Wnl5iR0sTlRusdw Q==; X-CSE-ConnectionGUID: ZpobdXWDS9WZsAkkxPiB4A== X-CSE-MsgGUID: ASWVCKmaTvilzcUBPhaD+Q== X-IronPort-AV: E=McAfee;i="6700,10204,11225"; a="38943548" X-IronPort-AV: E=Sophos;i="6.11,203,1725346800"; d="scan'208";a="38943548" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Oct 2024 13:52:49 -0700 X-CSE-ConnectionGUID: jl6+17TGQgaDA1CK1LsX8A== X-CSE-MsgGUID: KodWv6QjRYaoDQ8t2c7uSQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,203,1725346800"; d="scan'208";a="81660504" Received: from fmsmsx602.amr.corp.intel.com ([10.18.126.82]) by fmviesa003.fm.intel.com with ESMTP/TLS/AES256-GCM-SHA384; 14 Oct 2024 13:52:49 -0700 Received: from fmsmsx603.amr.corp.intel.com (10.18.126.83) by fmsmsx602.amr.corp.intel.com (10.18.126.82) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Mon, 14 Oct 2024 13:52:49 -0700 Received: from FMSEDG603.ED.cps.intel.com (10.1.192.133) by fmsmsx603.amr.corp.intel.com (10.18.126.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39 via Frontend Transport; Mon, 14 Oct 2024 13:52:49 -0700 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (104.47.55.48) by edgegateway.intel.com (192.55.55.68) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Mon, 14 Oct 2024 13:52:49 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=Ijh6PAGPC5qdzweri2ybASak+6hlrXPAUHkpmz7UFl80c7GMkVnKgi+ZIXH/KTU5Em/GBFbiRWiqKnQw9tNpeJBSYtgTOo/tBFP/Gae/sgg2JvINW1TKraYyQj5Zy7vGC/9tTKeVBYdYdkHKZFos7C/8w/E3zxlS8LyUhMYm2afxV7ho1HtEunsjCRvhLDnb8GHfMKqVA1lsv2Xm6ZwsFOd14KT6RHKYJxkJj+iqOygr+ne1K6EwdwZrsbP5vrK33leksZQAJ4FrWaIzN7Rf+cVUQu4VScXoq8H2eAbVL6R1fyxjBYEBaobEzGqjc4v8n/sOSDY6oakuaK3UE/C+LQ== 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=X+54c6lB8xWVPIgbLfsNVeAUqO9co3OyXFUcbQ6Myv4=; b=ODoNbjlMibm2nqpHFMdgqZ6Fv/91IwVuBhaaXRBjoi8P526EkkCv3POv0cBtqwjIChvIvDxEZnaRzhdnU2jghmQyMr8BVN1baju16SJpZKZdofAeTyRiYsGIAl2MK4IInys+d3cPX2CEzzcNTWOzNOEQzY+U++H60Z2Sl6SS6QK07Hf/mNH22ZIn9K2aehMgio8XDHSfRexmHTuh5BoiX/+VGNra27ssQu5u2LCqYDknLNkyX62EqGNcpX2Iebz1Z9XEZy3Ew19E3N/SAoYmd8OACRszyc1jCtO2lD3aC/7dXXelRuKmC8XX13LMZ6lp1Q+Jbon4/NMh6RPP+UEtAQ== 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 MW5PR11MB5810.namprd11.prod.outlook.com (2603:10b6:303:192::22) by IA0PR11MB7933.namprd11.prod.outlook.com (2603:10b6:208:407::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8048.26; Mon, 14 Oct 2024 20:52:46 +0000 Received: from MW5PR11MB5810.namprd11.prod.outlook.com ([fe80::3a48:8c93:a074:a69b]) by MW5PR11MB5810.namprd11.prod.outlook.com ([fe80::3a48:8c93:a074:a69b%5]) with mapi id 15.20.8048.020; Mon, 14 Oct 2024 20:52:46 +0000 Message-ID: <29531a24-a86e-4e2d-9f7b-d886177099d7@intel.com> Date: Mon, 14 Oct 2024 22:52:34 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 12/28] cxl/cdat: Gather DSMAS data for DCD regions To: Ira Weiny , "Rafael J. Wysocki" CC: Dave Jiang , Fan Ni , "Jonathan Cameron" , Navneet Singh , Jonathan Corbet , Andrew Morton , Dan Williams , Davidlohr Bueso , Alison Schofield , Vishal Verma , , , , , , Robert Moore , "Len Brown" , , References: <20241007-dcd-type2-upstream-v4-0-c261ee6eeded@intel.com> <20241007-dcd-type2-upstream-v4-12-c261ee6eeded@intel.com> <67098cb436d87_a55db294f8@iweiny-mobl.notmuch> Content-Language: en-US From: "Wysocki, Rafael J" In-Reply-To: <67098cb436d87_a55db294f8@iweiny-mobl.notmuch> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: TLZP290CA0005.ISRP290.PROD.OUTLOOK.COM (2603:1096:950:9::12) To MW5PR11MB5810.namprd11.prod.outlook.com (2603:10b6:303:192::22) Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MW5PR11MB5810:EE_|IA0PR11MB7933:EE_ X-MS-Office365-Filtering-Correlation-Id: 9eda861d-5fd2-4115-0947-08dcec9227e2 X-LD-Processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|7416014|376014|366016; X-Microsoft-Antispam-Message-Info: =?utf-8?B?UUw3cUVCWG5IVFVjamZBM3V4eEZJb3RJVmVsckRXT3RMTk1YZ1pTWUthaWVY?= =?utf-8?B?dHR0ckgvUWt0Y2JMVDBTdW0vdllPL0pkZmo1ZDFGZHFiMHlkK2ZIc3lyaGtU?= =?utf-8?B?VjRhRUJHQ0NHeHF2VkdleDNaN0ZWR21FYXNiaUR0SVdxd0NzZkYyendZb0ti?= =?utf-8?B?MFU5czJ0cDMrcDAxOGlubEhkQmpKaFRUVWVrSzVRMmdxVjJzQ1VVS1orRkp5?= =?utf-8?B?MGFQRzBxeHNZbE1FVmtxMGVDRHJKYWF2ais2NFVoT1Nzd0w2REZzazQ2VkJV?= =?utf-8?B?K21Vanhicmc3MXRuUFJxWmZLdU96Rmc2dk91Q2IxQnhGdENOci9kOXY2VWJH?= =?utf-8?B?MVd0Sm1WWmdtdHd4VVB0WC82SklKT096SkFCUEJmU2JhNFBGMDNuOGVORjRF?= =?utf-8?B?d2dEeGxDWWZqVlh1elhpeVd4RDZaMVRpWHNqbGpobVliVTRzckRZQWk5YkZv?= =?utf-8?B?azgvWXZrT1JtRkkyM3JqMGVKMVNHSEhzdm5rVnNNU3J3OHhKU2ZOb1IwdG1Q?= =?utf-8?B?N0gwUUFQOXpYMU9FU29iSmd5MWFidi84UDFRMCtlWWlnNmxWaUJWRmdMSzA2?= =?utf-8?B?RUlFZ0V1L2Naa1hSdTc4bTAwQ2pPWjM1SVhWZTRKdGxWWVhFUzYwN0hCNUtQ?= =?utf-8?B?MmtGdjJvYzQ5MzFKdTlxalFpUGZiNmMxVWFheHFNMzlObGdPVkYxbDRsTVU5?= =?utf-8?B?eUhTcFlZSCtlck5jWTZ0RzRHa3RGRUtxUkkxMXZCMlE5dVQweU1OaG00WDA2?= =?utf-8?B?NGtSYnN0UEpKS0tESFZyc0lzTlVVSWhVckhlbk5lY29uZ2N3eUhXY09iZ3FM?= =?utf-8?B?SllkbGhHeUtwUlBOWDJSU1k0cmdoTStKYzJ4R3hrQ3JUOHFPeElwYXZDMWly?= =?utf-8?B?cDhaWlJZN0ZHMFhFc3huZ3VGM0F6UVc0U0pncTRDak5MSi9GZHZvcFp2dE4w?= =?utf-8?B?L3hhQkh1bWEvMTUxK2dJYVM0cjZObC8yanNxcFVYR0ZBMVlOUXRPUEVOdHdj?= =?utf-8?B?bTgwUjlPTTYxUnFWZkpnbHVYT0xRQzZTUU16S1FrcnRwOE5pWEFsYWI1b0tZ?= =?utf-8?B?c1NOUHlUUlYxbFpwSlNyb0tTME5NUnFqK0h3cTZQWGhVQzFrZU4rcEFmaFdh?= =?utf-8?B?MVloZmVqUDZZK28rOWdWTk5DZEFTT044VE9qbmxtMVczNnhhMzF5OHR0alR6?= =?utf-8?B?Y2xmcWw5NG0yMDJoblBCVHBzd0lSRjFuTXNxT3NFNmU1eVJoWVh3RTFQQzAw?= =?utf-8?B?OXNOMm9lTERWdVk2cDJDbG4vd1BpT0luVExkb3l4M080emRTTWpkRlhNSVpY?= =?utf-8?B?cVlGS3N4anFtZURPVHBSQmxISjYxNXNSNDBxaEZoWk1VT3hPK1ZvQllWR3dG?= =?utf-8?B?elpSTWdEZWZEQlZ5bmwvRDFiZnpVSTdGRUE1NHZmbVVSYjhCaHNCL0d4ZWM0?= =?utf-8?B?ZzhnSzZEQTI4UDEyZDM0ZkFhaEZqQldWelo3blJBZjMrWkQ5b1dWUlB5eTV5?= =?utf-8?B?VjlOYnNLaVNzeUlMZUduSGU4RklWbkN6blFIeVlJRFBBMkdPeTVCdXdEUk9U?= =?utf-8?B?TGNlV3dkMEtSYWFIUkdqbGF5V0Rvbi9HSDV5U0NMODB1TVhBNi96YlRiSmFI?= =?utf-8?B?bTZnYWtZR0I4Wk51RVhNL0FmR1AyU0ZGdEZUYktSVUtaVHMyZ1FMVDRYVXQv?= =?utf-8?B?VnhmbzB0Y29kaWFMeUs2OTlVQ2kveFd0YU00Mi9heFZVbUFQWnpXdHl3PT0=?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:MW5PR11MB5810.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(7416014)(376014)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?OG1jeDA1NUhEanZQam9seUc5Wm5XZFI3OUVVMytVY1JoZFNsbzFWUTF4aC9K?= =?utf-8?B?b3BJejFOcTF2Y2NzMXRzZ2JaWTBNQXc5dUNiTmJCazEyOG55WjkvS2ZpSElt?= =?utf-8?B?WXNpSkptNW5XU1NsYW5YWlQrQXE0Y3g1N2E5Qk10TEs4SVVNSVluSFdmYnor?= =?utf-8?B?VnA0b2VHWE5rcnNLMEJ1cmc2MCtpenJEWFpmNmY2OU94RXBrVC8ycUxzSjlU?= =?utf-8?B?RGt6QmwwS3Q3TTNtbnFQaWZaTmlUeWpLQ3g3MHhBMGNCT3BnL2V0V2NUS0FE?= =?utf-8?B?ejV2VlByK1hTUlJxYWxZdVRXWE55UXo5aTdlYVFEb1lSOFd4WmFhT2JvNERO?= =?utf-8?B?bHNGOFliejdnTG9LSWRSYmZLbThBaEIrUWZkRFhtTWp2c21DcTJtUTZnc3NX?= =?utf-8?B?VmRkRm1MYy8vcmt6SVZMRFg1MWd6bWZEK1RJeXZLbEo2VXhMbEZtd1Q3Sllt?= =?utf-8?B?YnZ5d2xGYnpjRlU0d01yeVhITzNMeGtEbm9KNzNUT1FMNDlQL2Q5cTd3cTlV?= =?utf-8?B?Q2VJcXJDQTBqZ2d0ZDlXeGVJeWtkNjF1b2RoYlFkdG05MkQvNTNicDZPUW1U?= =?utf-8?B?VVg0Tk5ib1JqY1ZHOGVKMGJCQk9OSGt0TVFFQ0x3clZHV0pzZDlNc2toMmlQ?= =?utf-8?B?c2s5d1JHaitjV0JheC85YUNaZ29CRmh6bWdlUlVUL1MzV2NNWnZBb3c3QlBu?= =?utf-8?B?RGQ3VFFtR3F5VUdxMDY5WUt0R3RwR3AxNEFCSTk2dUlXQ1ZBbHpGZmcydG1n?= =?utf-8?B?VXRIQnU0SVpqaFNvRFdoWlFwaEpMcUY4UXZUTUF0NXp4aWh4ZG1ybVRPMllD?= =?utf-8?B?a2RZUlRpSmloWldvSTZzbS9wQ0VuMkwxWXlzV0lxKyt6YUJwMlZER3cwV0ds?= =?utf-8?B?aVhobGttejlCWmQvNmZCaXYrVkc0b1ZPTFJFZHlaLzRhMk9zSEgyOEtwa2lD?= =?utf-8?B?RDI0VTdpSGJtODY2S1RTdHB0bTZySmQ3ODZkWVAyejE0L044djhGQlRDaWtT?= =?utf-8?B?bVh5b0U3OXdWaElUckNlbUx3dW1WcGpWN2VEaHRZOEpQRkRGTGJ1emk3dDVE?= =?utf-8?B?aXVCaEZpVTNVS2NnWGswZlowM0RxYnhZY0lnWTJsU0pDTEZFOXoxSHhGWFQz?= =?utf-8?B?S0srL1ZjUHpGZ0QzMmp0eEdnd25UY2kzS20xM2JvdnR0Q05PR29Qd2dJTDRD?= =?utf-8?B?YmFzTERwVWJ2SjFxcjJyM243ZG5hUStBRmlwUTAyY1I2bjl5bThPZ1BHeFBq?= =?utf-8?B?TUk4VWc0S3dwanV4djBUY1llbFhRY0l2eUpteFlRcG1PSGFiT1poVVVoQnA4?= =?utf-8?B?VU0yMHpWd1dtTUs1akNjZnFVTmVJWUxJT3RORHNvNWQxQVZlUFZMWk1KLzVa?= =?utf-8?B?MEk3QUNyZ3NMTGxKT3FxNnFkTVdac1VIWHFQT2NlYlhuK1ZEbFFYY3dmK3V4?= =?utf-8?B?K29hSklGNUt1SURZSm1Pa3JOTmt6NUFyY3dKY09qWnd4MDIrSTlZYUV6ZytP?= =?utf-8?B?T2pTTUFESEFLeFE1THZWNEZLc3F6SFp6UW1yUzRHZDZ3OVdhMytPVHJrTjYr?= =?utf-8?B?dkY2NHlIS0xnSGVjbmFTZ0dVN0pJMnZvQy9ET3FpcTNLeXVsUnplTFEybExR?= =?utf-8?B?TEVXbDBVNnF1a0kvOTZ5NVhwRERtaVg1UlBBREZ1aTNqcHBxMHo2d05IL3Z2?= =?utf-8?B?Y2NVak9zQ2M2YnNmVU9MZExEa3VadkNaQVU4UUoyOFlidFN0UmJnMk9INHA3?= =?utf-8?B?ckgxRjU3c3g4QVhoYzc0V2dDR3R1ZmZjU3QzRUFSOGdHTndqSjRSelgvUTcr?= =?utf-8?B?WXQxd2FkUHQyN2dEYUU1MTVsUi9BMlFPWkpYRUJzSkZHd3BWYWhOajRRQURX?= =?utf-8?B?Zmppa2dJYlF4OExtcGhuTjM3bGliRmsyWnhoTnI3a255dklnbVpvSmM5WCsy?= =?utf-8?B?SFJTOHpYUjVOWHQzWkJPNUlLb3RHVnZIOTg3TXQyZml6N216NFZlWkhaektq?= =?utf-8?B?dmhlOWtYYUdNWVJIZ21MaTVoZ2twT3VzQW9ObVNNYjV6MUg1bVRjeGJSc3o3?= =?utf-8?B?NXdVak5UaWhvOXBiUURlY29qTjY4SGwzUWN4VXloaXBpVzhtNVBOc0JOcnFF?= =?utf-8?B?bEVpZmFLcmY0bUl2OUljeS9lZTkvRk5JdkxySFFmVHJHVElMZFJDTzMvdnhy?= =?utf-8?B?SVE9PQ==?= X-MS-Exchange-CrossTenant-Network-Message-Id: 9eda861d-5fd2-4115-0947-08dcec9227e2 X-MS-Exchange-CrossTenant-AuthSource: MW5PR11MB5810.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Oct 2024 20:52:46.1558 (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: QWbrxA9W5N2E0Fhfhwkc7FjzumOM1xltvPujjisEzw711HJPc5bQIUPVyHKeRDVpITQb3vMyvAOXIGu84TQFnqDiOINUf9cpirWq9+OrxgM= X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR11MB7933 X-OriginatorOrg: intel.com On 10/11/2024 10:38 PM, Ira Weiny wrote: > Rafael J. Wysocki wrote: >> On Tue, Oct 8, 2024 at 1:17 AM Ira Weiny wrote: > [snip] > >>> diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h >>> index 199afc2cd122..387fc821703a 100644 >>> --- a/include/acpi/actbl1.h >>> +++ b/include/acpi/actbl1.h >>> @@ -403,6 +403,8 @@ struct acpi_cdat_dsmas { >>> /* Flags for subtable above */ >>> >>> #define ACPI_CDAT_DSMAS_NON_VOLATILE (1 << 2) >>> +#define ACPI_CDAT_DSMAS_SHAREABLE (1 << 3) >>> +#define ACPI_CDAT_DSMAS_READ_ONLY (1 << 6) >>> >>> /* Subtable 1: Device scoped Latency and Bandwidth Information Structure (DSLBIS) */ >>> >> Is there an upstream ACPICA commit for this? > There is a PR for it now. > > https://github.com/acpica/acpica/pull/976 > > Do I need to reference that in this patch? Or wait for it to be merged > and drop this hunk? Wait for it to be merged first.  Then either drop this hunk and wait for an ACPICA release (that may not happen soon, though), or send a Linux patch corresponding to it with a Link tag pointing to the above. Thanks!