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Tue, 27 Oct 2026 16:16:38 +0000 Message-ID: Date: Tue, 27 Oct 2026 09:16:35 -0700 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v9 04/12] x86/resctrl: Do not enable ERDT when Sub-NUMA Cluster is enabled To: Chen Yu CC: , , , , , , , , , , , , "Hongyu Ning" References: <40ed95c5-a103-4139-a802-893c4bc8a497@intel.com> Content-Language: en-US From: Reinette Chatre In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MW4PR04CA0253.namprd04.prod.outlook.com (2603:10b6:303:88::18) To SJ2PR11MB8370.namprd11.prod.outlook.com (2603:10b6:a03:540::20) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ2PR11MB8370:EE_|SN7PR11MB6876:EE_ X-MS-Office365-Filtering-Correlation-Id: fcf8d283-ef20-44cd-c451-08df3445ad8e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|1800799024|366016|23010399003|10067099003|261026140227099003|4143699003|11063799006|56012099006|261021121427099003|261022075727099003|261022105027099003|6133799003|261026121527099003|18002099003|22082099003; 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>>> +} >>> + >> >> This looks unnecessary. Could all these references to snc_nodes_per_l3_cache be dropped >> from monitor.c? >> Definition of snc_nodes_per_l3_cache could be moved to core.c where it is >> initialized now and its initialization could just be open coded in get_rdt_resources(). >> > > Yes, I moved the definition of snc_nodes_per_l3_cache to core.c and initialize > it there, but we cannot move all references to snc_nodes_per_l3_cache out of monitor.c > for now because several places in monitor.c use it. After all, IMHO snc_nodes_per_l3_cache > was mainly introduced to deal with MBM. Agreed. By "these references" I referred to the references in this patch, not _all_ references. I do expect snc_nodes_per_l3_cache to be added to internal.h and that existing usages remain untouched. Reinette