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Thu, 8 Jan 2026 16:02:35 +0000 Message-ID: <674913ab-77a0-468f-afe9-8047f9835251@intel.com> Date: Thu, 8 Jan 2026 08:02:33 -0800 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 0/2] x86/resctrl: Fix Platform QoS issues for Hygon To: Xiaochen Shen , , , CC: , , , , References: <20251209062650.1536952-1-shenxiaochen@open-hieco.net> Content-Language: en-US From: Reinette Chatre In-Reply-To: <20251209062650.1536952-1-shenxiaochen@open-hieco.net> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: BY5PR04CA0017.namprd04.prod.outlook.com (2603:10b6:a03:1d0::27) 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_|BY1PR11MB8125:EE_ X-MS-Office365-Filtering-Correlation-Id: 8b9e38bd-ea4b-4a4d-450f-08de4ecf56b6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|366016; 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Thank you very much. Reinette On 12/8/25 10:26 PM, Xiaochen Shen wrote: > This patch series fixes two issues regarding Platform QoS (resctrl) > support on Hygon CPUs. > > The first patch adds the missing initialization sequence required for > proper resctrl functionality. The second patch corrects the bit-width > configuration for the Memory Bandwidth Monitoring (MBM) counter. > > Changelog: > v3: > - Remove the "Fixes: 923f3a2b48bd..." tag in two patches because this > commit itself doesn't have an issue (Fenghua). > > v2: > - Add "Reviewed-by:" tag in patch 1/2: > "Reviewed-by: Reinette Chatre " > - Add "Reviewed-by:" tags in patch 2/2: > "Reviewed-by: Tony Luck " > "Reviewed-by: Reinette Chatre " > - Move the "Cc: stable@vger.kernel.org" tag to be after the author's SoB > to comply with tip tree rules (Reinette) > > Xiaochen Shen (2): > x86/resctrl: Add missing resctrl initialization for Hygon > x86/resctrl: Fix memory bandwidth counter width for Hygon > > arch/x86/kernel/cpu/resctrl/core.c | 21 +++++++++++++++++---- > arch/x86/kernel/cpu/resctrl/internal.h | 3 +++ > 2 files changed, 20 insertions(+), 4 deletions(-) >