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Wed, 10 Sep 2025 17:58:50 +0000 Message-ID: <0cc5fe14-4fe3-4e18-bd50-59476ba73f56@intel.com> Date: Wed, 10 Sep 2025 10:58:48 -0700 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v9 29/31] fs/resctrl: Provide interface to create architecture specific debugfs area To: Tony Luck , Fenghua Yu , "Maciej Wieczor-Retman" , Peter Newman , James Morse , Babu Moger , Drew Fustini , Dave Martin , Chen Yu CC: , , References: <20250829193346.31565-1-tony.luck@intel.com> <20250829193346.31565-30-tony.luck@intel.com> From: Reinette Chatre Content-Language: en-US In-Reply-To: <20250829193346.31565-30-tony.luck@intel.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MW4PR03CA0255.namprd03.prod.outlook.com (2603:10b6:303:b4::20) 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_|SJ0PR11MB5937:EE_ X-MS-Office365-Filtering-Correlation-Id: 6a737b23-895e-4019-99b4-08ddf093b253 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|366016|1800799024; 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> extern unsigned int resctrl_rmid_realloc_threshold; > extern unsigned int resctrl_rmid_realloc_limit; > > +/** > + * resctrl_debugfs_mon_info_arch_mkdir() - Create a debugfs info directory. > + * Removed by resctrl_exit(). > + * @r: Resource (must be mon_capable). > + * > + * Return: dentry pointer on success, or NULL on error. NULL is returned if resource is not monitoring capable, otherwise it returns debugfs_create_dir() which is ERR_PTR(-ERROR) on failure. Reinette