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client-ip=165.204.84.17; helo=satlexmb07.amd.com; pr=C Received: from satlexmb07.amd.com (165.204.84.17) by SA2PEPF000015CD.mail.protection.outlook.com (10.167.241.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.113.7 via Frontend Transport; Mon, 8 Jun 2026 05:59:36 +0000 Received: from satlexmb07.amd.com (10.181.42.216) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.41; Mon, 8 Jun 2026 00:59:17 -0500 Received: from [10.136.43.95] (10.180.168.240) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server id 15.2.2562.41 via Frontend Transport; Mon, 8 Jun 2026 00:59:09 -0500 Message-ID: <36b574d7-2958-4f5e-8cb2-af371c490dc9@amd.com> Date: Mon, 8 Jun 2026 11:29:03 +0530 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 00/11] x86/msr: Drop 32-bit variants of *_on_cpu() MSR functions To: Juergen Gross , , , , , , CC: Huang Rui , Mario Limonciello , Perry Yuan , "Rafael J. Wysocki" , Viresh Kumar , "Thomas Gleixner" , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Tony Luck , Guenter Roeck , Daniel Lezcano , Zhang Rui , Lukasz Luba , Peter Zijlstra , Arnaldo Carvalho de Melo , "Namhyung Kim" , Mark Rutland , "Alexander Shishkin" , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark References: <20260608051741.3207435-1-jgross@suse.com> Content-Language: en-US From: K Prateek Nayak In-Reply-To: <20260608051741.3207435-1-jgross@suse.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF000015CD:EE_|CH8PR12MB9741:EE_ X-MS-Office365-Filtering-Correlation-Id: 78fd8164-a7a6-40cb-354d-08dec5231eac X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700016|7416014|376014|82310400026|22082099003|18002099003|6133799003|11063799006|56012099006; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:satlexmb07.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(36860700016)(7416014)(376014)(82310400026)(22082099003)(18002099003)(6133799003)(11063799006)(56012099006);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: Xp9KISuGy/8/wl23SIkQ5iVLwprLYLOoXhTzM6PYMN5fTM+FITlYYDBEqWRDYyneSs5RKyrH4cMtiAdcxFSL9QPcEIADX6mo8whZUZJkieGrj4Pfy6Fcz9zfP3laGnZJtJ7k9ScLlBfv+xjLkZ6e3EhJ7ePZGxE1r76ID7pJwK/rDaYPAQpqs4iIg+DW2+G7Vv7nj+kZgfsmVBTNR97THvPrL6c4fpkxCfxRE8Dm4ke7mjwYG6ePgcOpsUXqImTX0cP+vTHcl32hOmn082GDlMsw/lLQxWf7/EwMsLeflD/w3z2z+9WNPhlFVYp8/nQdFWma0VRmIorpJMUtHaJbbudfKkULGWMxG65Cf5ZqIQJ6NSy0Z+/y4TPRQdyVcQKn2njcB8gL4VKUDmT8ZxL+bCKZN7S5GplQOerztQmOzRoaK2Dv+bmf/vTA32FdmpzV X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jun 2026 05:59:36.1623 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 78fd8164-a7a6-40cb-354d-08dec5231eac X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF000015CD.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH8PR12MB9741 Hello Juergen, On 6/8/2026 10:47 AM, Juergen Gross wrote: > Drop the variants using 2 32-bit values instead of a single 64-bit one > of the *_on_cpu() MSR access functions. > > Changes in V2: > - patches 1+2 split out from other patch > - keep the *q() variants instead of those without suffix > > Changes in V3: > - V3 patch 7 split out from V2 patch 7 I've taken this series for a spin on top of tip/master and haven't notices anything unusual on both baremetal and on an i386 QEMU guest. Feel free to include: Tested-by: K Prateek Nayak -- Thanks and Regards, Prateek