From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) (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 D194A24F5A0 for ; Mon, 10 Feb 2025 17:24:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=192.198.163.18 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739208271; cv=fail; b=OkmWmmx1Gc5Cps5bq8lgKjPgraeGRnXRGFoZxk2lxLxbAkAqFbJ2Tdxx0aQUlvKwwtxk7K2V6nY+8F9lcoSgCmkJGZW4tgv/Z4sOwQcuvtlu13SLLfDPsCZLSHutEONj1qkrCXHDXTlf7O9Mi6nR2jO3IJdH5CYVjrESlUMhicA= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739208271; c=relaxed/simple; bh=ND6SyVNV07RJXhRVyB1Cdjjg/bD5EIv4gwciiqZQj/c=; h=Message-ID:Date:Subject:To:CC:References:From:In-Reply-To: Content-Type:MIME-Version; b=mRanVOO7SJPjXvAhVDzuxAD91Ar42oTnXhipcs5c2xJGkVh50wNJgxzLhPF+v+ZiVvZ3pmNoHTclSwP67f8OdL8PPUYnJk3WhYxUHHJ6qHta2MMykEKks2VAZzYeV3dmxH7RB9P5e0XvdMMZHZ8KmNZ4/ONwa9+61rYZy2upkGI= 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=BIY8dst1; arc=fail smtp.client-ip=192.198.163.18 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="BIY8dst1" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1739208270; x=1770744270; h=message-id:date:subject:to:cc:references:from: in-reply-to:content-transfer-encoding:mime-version; bh=ND6SyVNV07RJXhRVyB1Cdjjg/bD5EIv4gwciiqZQj/c=; b=BIY8dst18VZhuCJDJ2A4P+0TYDO/XvIPxFzJCGQjfH+PhzbHLxp9uB1T PvifJ1JB+E2M5j3spL0PY67nPJUIttANtRdBEGUQwf93oFiBbqR76Lgy8 Igy1DAvM6PVHA3m8ULsQ1ZnbGLWIxwhImXlg/8yaVGcP3WYx02xE6rZDd ke0qH/RWQCpj3BYsWLRLmbsHTP+b0su6eNAuq0TUBXaVr/CbbxPaumW4R 0s76PPp3owaFOgoTB2pY7hJGNErd8Lpmn8bjXlNBUqFQvyc0bwXipehIj /W+cDt80BQSo1W++nAxbQWAIUlwFx8tfs4deAZzNL95Y4OHPw8XZqSj/3 w==; X-CSE-ConnectionGUID: BG2Nkk41QPG/+C/NCfXoUQ== X-CSE-MsgGUID: OQcpeehbQ7CpT0mOWMgatA== X-IronPort-AV: E=McAfee;i="6700,10204,11341"; a="39039702" X-IronPort-AV: E=Sophos;i="6.13,275,1732608000"; d="scan'208";a="39039702" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Feb 2025 09:24:29 -0800 X-CSE-ConnectionGUID: NmqNIpGCQMeY0ccjvSmYlg== X-CSE-MsgGUID: 4uhz1P8IQGizju2RP0zIWQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="117176770" Received: from orsmsx601.amr.corp.intel.com ([10.22.229.14]) by orviesa003.jf.intel.com with ESMTP/TLS/AES256-GCM-SHA384; 10 Feb 2025 09:24:29 -0800 Received: from orsmsx601.amr.corp.intel.com (10.22.229.14) by ORSMSX601.amr.corp.intel.com (10.22.229.14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44; Mon, 10 Feb 2025 09:24:28 -0800 Received: from orsedg603.ED.cps.intel.com (10.7.248.4) by orsmsx601.amr.corp.intel.com (10.22.229.14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44 via Frontend Transport; Mon, 10 Feb 2025 09:24:28 -0800 Received: from NAM04-BN8-obe.outbound.protection.outlook.com (104.47.74.48) by edgegateway.intel.com (134.134.137.100) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.44; Mon, 10 Feb 2025 09:24:26 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=sx1de/6Se2QG/kmPlzGx6eEYDqt5lvZybHxtYxeMd21x0udBWqixchF4xeZfFx9UVU0diOpWKoaUUXjaZyq8huYu2us2gyXA0MAIlo0RFVft74X14h1Vu7fV2MVjwRuymwdRh2zCdmV+3QwppL+sbpkdWZQdUljUzUW1s7VfxDcECwvrTSutQMTSkRl4KOS/QskDjPb7oJFKPXzxfn/q0XPsE5tViAaEVzzcWWtBM++wcfu1TAo4MFavLa9EdJfD3rh4YuMd9b72JVdJu8Ify09T35ROVnYpQkcoGo/L9KWrJg7JILcegInU/6a9HZn/vhUj8JN8SpSD7bn5NW2YhA== 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=W85CP9kltb9jVrgKVyHfetxh1EUKmK4AJPGh4N1G/H8=; b=ja3A5IXa1B3bEsOpfKdiD3nuye0AzscQVUei1vSs44A+TVfUjf5wymdDt79dYQ+86Qzdr8vd5POafcfHnKu3vbxqTr4STmZqZGlBxDBIv48OvZ7YlWRMJIPSyhOcLYQBMw9LPGPYNKq3vzy0tAuM+Z5FvCtoeH3ruPIevH5QL62SYUGTtoqYjLIBYKSa/9EyIu3vdmO+e9YMyWhGl8QatSxNMhZzhpLSatxBKgdwGynlv+K0QPic1S1PEiFDZi0X0kXcNSzQFcSSn9U9bykvvLeM1f2eAFkyDvT3PpxuF/sae3OvfQGVl49DzcuQyLto3JM9msEL94rOp3H0UB7l2A== 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 SJ2PR11MB7573.namprd11.prod.outlook.com (2603:10b6:a03:4d2::10) by SJ0PR11MB5006.namprd11.prod.outlook.com (2603:10b6:a03:2db::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8422.18; Mon, 10 Feb 2025 17:24:23 +0000 Received: from SJ2PR11MB7573.namprd11.prod.outlook.com ([fe80::61a:aa57:1d81:a9cf]) by SJ2PR11MB7573.namprd11.prod.outlook.com ([fe80::61a:aa57:1d81:a9cf%4]) with mapi id 15.20.8422.015; Mon, 10 Feb 2025 17:24:23 +0000 Message-ID: Date: Mon, 10 Feb 2025 09:24:19 -0800 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 00/42] x86/resctrl: Move the resctrl filesystem code to /fs/resctrl To: James Morse , , CC: Thomas Gleixner , Ingo Molnar , Borislav Petkov , H Peter Anvin , Babu Moger , , "D Scott Phillips OS" , , , , , , Jamie Iles , Xin Hao , , , , David Hildenbrand , Rex Nie , "Dave Martin" , Koba Ko , Shanker Donthineni References: <20250207181823.6378-1-james.morse@arm.com> From: Reinette Chatre Content-Language: en-US In-Reply-To: <20250207181823.6378-1-james.morse@arm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MW4P221CA0017.NAMP221.PROD.OUTLOOK.COM (2603:10b6:303:8b::22) To SJ2PR11MB7573.namprd11.prod.outlook.com (2603:10b6:a03:4d2::10) 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: SJ2PR11MB7573:EE_|SJ0PR11MB5006:EE_ X-MS-Office365-Filtering-Correlation-Id: afd16147-1e80-434f-1e59-08dd49f7c299 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|376014|7416014|366016|1800799024; X-Microsoft-Antispam-Message-Info: =?utf-8?B?Y2VOVW9DYXV5cnFTZ21BK21rTW9Jc2pyZHZFb0pUUjRIMi9IRStnOWJqK1VX?= =?utf-8?B?WE5EdW1iYlRaejd1MXNwa1Q4T2NUSEtUcVl4ZnlGcjJOOHo2UTRCUUVjZmNF?= =?utf-8?B?V25oNkJkOE5WaTZUeS9keUZCem91cEl1Q0tQUW1yZFpvd3NhNnUrZDJGT0VB?= =?utf-8?B?eDkreUI5aDc4dWZqb0pjM2hIbTFwQkMrR25kZHhKc2h0V0N4NmJCZFA3MFVa?= =?utf-8?B?UnIzS0lPczRJSjdCUno1QXNTOGdpMkJpQjQzcmdrRHFnYm85TmlvR0tCSERy?= =?utf-8?B?L1R0eStZSWl1ZElmRVU3SnM4bWlYUHVYWUhRNWE3UldxckFnbFY5S1BHNkta?= =?utf-8?B?WStjRkhVMVJLeWpWRmtkMGlIZUl0WkV5citjQVozdWZUZDdIbWxJZ3ppU1RP?= =?utf-8?B?L2lXTHJ6MVlMU3dGbWs2ZXJHQ0V3Y2dZbEpUOUZmalNtY3JMSm83eXJIVjlS?= =?utf-8?B?MXF1RFAxNjcxdVdUNWN6WHRGWkt2NDk4aEpQTHI4RmpFc25meFQ5SW01MXJu?= =?utf-8?B?azRvN2lwVW51bTdVMUcydUtDZGUzcjNJNjVKMWlvbWZTUVpGOGV6QVdnWFpv?= =?utf-8?B?NGNtMlVuNjhKc0c5dUVGblU1ZklHR1FrUWo3a3VDQVJyeWdXRXFhRTFzKzRG?= =?utf-8?B?ZVExVmxLNFRwUTZjdGZEczFVbG1rM2lHenc3c2cxWkh2a2tha2VyMGxibC9n?= =?utf-8?B?ZnVoZDhiaWc5WmFWNEtDT3lldHBQZWZvMU9Lem5wWFNubVZJUnM5Q3FXMUlj?= =?utf-8?B?NVBKd0F4bjQvZlVPbzlBY0wwTjRobXNRSE5ScXE2V2d0U1pBT0E4WUtvZ005?= =?utf-8?B?M01MNzl0TStGSnV1N1VTY3RRY1RkcHNhR1FlNVlncTRlL096RjJMQWdOemNS?= =?utf-8?B?bk5EYWJRYkJYN2V0bTFyUFk0QytmYS9KK0dDbDlCS1NBdXVlaWFxby9uRnlY?= =?utf-8?B?TDlwd1daTGIyVk1Mb2FEd2ZHeWZVUHFYOHpEbmRrN2dKRHZQNTZId01STnYv?= =?utf-8?B?ZVNMaTlKUytjZ0EydzlLMXNhZXRyNk8rSEVaOTVtVTdjMkQ1Tkc0ejR0VnZj?= =?utf-8?B?aFhBd0xXMldDZmJZZWEzOU9aeTdmUHplM3FnbWQzbXAvZGJ3dm9RQVUvYzJK?= =?utf-8?B?WlhVZUhldnZJQlVhdURMVUxxZ0hJYXMxaXRUNWd1eWZZQ21TTFZ5anNOMVND?= =?utf-8?B?b00xeHNzRjA4aHNxcVBDMDdkNFgrSTBIZHBXWVA1LzFMRFRMdzU5ZkM4QjF3?= =?utf-8?B?cEhwaFdWOExieWlBb290L1BjQzJNY3hrRmNFNlMrRitiVkUwTk9kMUt5WkVB?= =?utf-8?B?VUt6M3dQMzZ0bzJvT2d6Uzk1RzJmODQvTHY2UWxRUUd4cS9WMW9OZldLaHVy?= =?utf-8?B?ZUlYRER2cmkwUTlteC9lbW0rYUxISk1rZTc2bWNBZ0RyQUF5TXdpd0NrZTV6?= =?utf-8?B?VGpLc0NMT2orOHgrT01NTUxWWE1jRzdGdFJRc05CL0U3YlJzT1VOY2RBOW42?= =?utf-8?B?d085OUVkbzU4MWdYeWlrY3B3NWVCazcxbUFlZitpbFAvUHVRMUQwWXQ2WSt3?= =?utf-8?B?NGl3RHNxZlNsWGFlSkZjVmNMUEhqNUhWZ1YwTGR5RVp0blFRNVpGd3FmUm5k?= =?utf-8?B?UjNkTmtNWWdCOTFlZS96dEJzZG5VL0JPS3FGVXY4dzZPM0tXK3dYVkw2YXIx?= =?utf-8?B?LzRUT1plMURaR21iTWlOMFRiaXZKbTJFSi9GUEtRdmxQQ2VhY3JSUjZqSE4y?= =?utf-8?B?L09vT0J1aUJvNmVGTi9XRWgxL010cXorczdQcUdEZU5PdTFaNUpZTWtUQytw?= =?utf-8?B?Zm5RbTRvdkNnSDNidVRpbkFCM1NTQW9rSGxVZXNxZERFVWlJM0lGdlhDdkkx?= =?utf-8?B?bFZJSU01aU1DcmJMcHBFOHFRNHE4Tnc3M01uMWR6MmVnSmc9PQ==?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SJ2PR11MB7573.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(7416014)(366016)(1800799024);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?dUNVbVZCK2FQNTBSQVVUSTZuQURSSUFjNVR3ZnFCVytwbGdUd2cvWWFkYTg0?= =?utf-8?B?Y3pVZHFXZUxBVE5WSXIwSytOajRVc2Zidm9yZEtXYzMwZXRTK0p3ck9XM2FG?= =?utf-8?B?Q3Y3aTJGdDlYS0sxZ0I0K21JYmF4VFFWVVpFajl0RzdxVHZkVW02aHZMV3Ex?= =?utf-8?B?bEhlam8ybWJjdHVDUVJHZWRxcTk1Nkk4VGFCSUpOTVBjRXQ5RVFoMVNvWi9o?= =?utf-8?B?R3NVWTAwZ2R1Z1hXSmQ1L0RSRVhLT2FtOC91Y2lJdWRra29RVzNnS2VKb0NM?= =?utf-8?B?UXVGQ08zdXROUTlEbGVJL1FDL3NtWS8rZFZ1dVA1a0YvSVBYZ0owK0VxTzR5?= =?utf-8?B?SnkraXFyN29wa2xJVktIMU9aN2poVHNsTzlRM1VoYWhjb25EWVRZQ0dSN2Jk?= =?utf-8?B?QUdGSGNGSHFaTEE0U0pJSlR2Yk15UmxWWU44RlBTVVRXazNTU2NWa3U3eTZY?= =?utf-8?B?L3NQcHBKWHBaREVUVG8xeDdUZXBHeWgvM1Q3TkZtRUQyTVpiMlduZWJSb3RG?= =?utf-8?B?Q2NUbWVzbnRHZ2FwWEVzMGF0MkRpSXNOZ1JIaEtVcmVvWEIrbmkzWWl6bzNp?= =?utf-8?B?Mktha3BOODgyc3dJU1V5dGtNS0ZORVplWmlldUJ6c3NOY1h0Z3diZU5vT3FO?= =?utf-8?B?b1RNbm1xVHp1Z21vYVFqeTI1RUYzaGpJTlRXRSs5R1d2YTZ1RWtaVTNKUUhH?= =?utf-8?B?UU03ZzZNczdGWlFhNVZkazZESkM1dGcrSUF2T0FGVUhSdW0yTGIxdTR4UHV4?= =?utf-8?B?blBWejV1aUhJZHdqcXowVFRXUk1IMHB1THA1dExDZXp2NDhscDdraHE4N0Rv?= =?utf-8?B?bncvbWJCQWgvL2ROZTA2OWJ2eUdGQ1hoeE9xS1ltMi90N1ZLQmRmVWg3RkJn?= =?utf-8?B?WXY0alpJMU1wcE1mT3NmdVpiNTVOK0kwUy81UTcrNkRGUVowOFZBeUh3Z2NK?= =?utf-8?B?YjdCRE5sWWhyUE1vd3BlQWZ4T21JdDZBODg4NFdLU0F0Yk4yTEJhY0NCRytD?= =?utf-8?B?RDdMZ1VUZ0x3ckk5RkhqOG5ObUY5UWtleWd1cmZjdnZMeXd4aUdjODl5OGg0?= =?utf-8?B?QVFPZnZ3TW5xakYrbGhPKzFSdDUwZmlrTXBvbGx5Q0QrakhDUzAwU1pYRzFU?= =?utf-8?B?TTlZaDM0SXZrV01kVW9mMjBXYnh4UDdUUk9tZzNoOE9YNnhDQzJQd3dzWDgw?= =?utf-8?B?V1dZQlpJd1MrRkNEWjlFMTFwQ0xIUzAzTEZXeTlFWUpaTDRpU0g5THR3YkZU?= =?utf-8?B?ZUtJQUFsTERrZFoxQk9VUjdyY3pTSnNhS0RPVTZzeS9wdnJGVnF1a284WGpj?= =?utf-8?B?bUJ5b2ZSclgwU0U1RWkxYU9wcHV6aFV4QTk0Nnprd3R3dVhUcDlHR0lPcWlJ?= =?utf-8?B?d3RFWjRlYXFFU1c4cnFMc3dBVVREcSsyTll1LzBVODZ0TDk1OWVmZjZsdjYx?= =?utf-8?B?aUw2NDFnb2hxYS9XeWxONzE3bnlZMjRYaFF4bTMrUXF3ZnlnTDYyeWJ1Rkpl?= =?utf-8?B?clUxOGpaWjFERHcwdEVWZ0trdGxlMnpPWmJxSWlJYjFXMjBTa01Ra2RCenN6?= =?utf-8?B?c282WTlkSXVoaC8xa0dxOE1vUXlhVUZHWTg5UkxwRUlieWdacXkrdUpTQmZT?= =?utf-8?B?empEbjh4TlppUmtNQXBvMW9tK3plUThuaTQwbDZ2RURoZkpEeGVoa0UyUE5E?= =?utf-8?B?N3o2SHo2cUF4WE9mazgyeU15eG9nZ2hrQ1ZCWkJXMU9taVpubVlNOFp0Z21i?= =?utf-8?B?UGZ5aE1PZTlmNDVJM1lFTzZtY3dRMUZDOXF3K2Jtd3dYa0g4U3NJTkl1ZjRM?= =?utf-8?B?UEhsK0RRZGJLYk5yM2ttR29PQlhhWkZuamdsekFRWUh3RzhCVXhuWXREYUlC?= =?utf-8?B?RlJFd3FnazFtTTU1MnpPQ3p4bmNIUGk3MTRxWkNtTFV2cDZ0dTNjYllKSEFG?= =?utf-8?B?RkpxRzBzQ0FZclpEbW05WkFQUmZMZlVuUXFRd21ZODIwdi9WUjc1aUJqWHIy?= =?utf-8?B?WUltQ0dDVEtLbWU1MkpaR01RK0crOVBUZ1k5MERpUWdpRXRJNDc0NUdTVVpx?= =?utf-8?B?aG5jSVI1S0UwWFkxaXkzb1JiVDMwMnkvSkVxdjFXNjBsdzNMR1I4WFdWT1Mz?= =?utf-8?B?MlI4S3lGMFVrdWtKcDcyalJDdWFaam1wZU0wbzRwSGZJQ1EwVENMU3NJTW5u?= =?utf-8?B?Wnc9PQ==?= X-MS-Exchange-CrossTenant-Network-Message-Id: afd16147-1e80-434f-1e59-08dd49f7c299 X-MS-Exchange-CrossTenant-AuthSource: SJ2PR11MB7573.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Feb 2025 17:24:22.8491 (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: zTNL4cIzNb5SI8AsYFrUjjLgmSEQW2Zx2NPcXPj4MKmsXZl1n3dGgeW75NrUi1MSnpuZrQCPvKqI4N5/TlNhuivL6YIwrQAc1u8YN2eB8ew= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR11MB5006 X-OriginatorOrg: intel.com Hi James, I'd like to check in on what you said in [1]. It sounded as though you were planning to look at the assignable counter work from an Arm/MPAM perspective but that work has since progressed (now at V11 [2]) without input from Arm/MPAM perspective. As I understand assignable counters may benefit MPAM and looking close to settled but it is difficult to gain confidence in an interface that may (may not?) be used for MPAM without any feedback from Arm/MPAM. I am trying to prevent future issues when/if MPAM needs to use this new interface and find it confusing that there does not seem to be any input from MPAM side. What am I missing? Reinette [1] https://lore.kernel.org/lkml/9479c799-86fc-4d9e-addb-66011ecae9c7@arm.com/ [2] https://lore.kernel.org/lkml/cover.1737577229.git.babu.moger@amd.com/