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Thu, 22 Jan 2026 22:32:22 +0000 Message-ID: <1c9b21e3-f64b-4a0c-9e1b-cc90d981159c@intel.com> Date: Thu, 22 Jan 2026 14:31:06 -0800 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC 00/19] RISC-V: QoS: add CBQRI resctrl interface To: Drew Fustini , Paul Walmsley , "Palmer Dabbelt" , Albert Ou , "Alexandre Ghiti" , =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= , Samuel Holland , Adrien Ricciardi , Nicolas Pitre , =?UTF-8?Q?Kornel_Dul=C4=99ba?= , Atish Patra , Atish Kumar Patra , Vasudevan Srinivasan , Ved Shanbhogue , yunhui cui , Chen Pei , Liu Zhiwei , Weiwei Li , , , Conor Dooley , Krzysztof Kozlowski , Rob Herring , Tony Luck , Babu Moger , Peter Newman , Fenghua Yu , James Morse , Ben Horgan , Dave Martin , , , , CC: Conor Dooley References: <20260119-ssqosid-cbqri-v1-0-aa2a75153832@kernel.org> From: Reinette Chatre Content-Language: en-US In-Reply-To: <20260119-ssqosid-cbqri-v1-0-aa2a75153832@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MW4PR04CA0231.namprd04.prod.outlook.com (2603:10b6:303:87::26) 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_|SJ2PR11MB7574:EE_ X-MS-Office365-Filtering-Correlation-Id: 36a66417-f678-4182-7bc4-08de5a061c56 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|366016|376014|7416014|1800799024|921020; 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I have removed this as it was > too complicated and not the right solution. > - Fenghua Yu talked about a similar problem last month at LPC in the > resctrl BoF during the "MBA/MBM on CPU-less Memory Node" topic: > https://lpc.events/event/19/contributions/2093/ > - I hope to work with resctrl developers on finding a solution. Specific to this open, could you please consider [1] that proposes a way for resctrl to handle allocation and monitoring of resources at different scope? Reinette [1] https://lore.kernel.org/lkml/fb1e2686-237b-4536-acd6-15159abafcba@intel.com/