From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from NAM12-DM6-obe.outbound.protection.outlook.com (mail-dm6nam12on2086.outbound.protection.outlook.com [40.107.243.86]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C9AA30596B; Wed, 10 Sep 2025 11:28:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.243.86 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757503708; cv=fail; b=hkcnC8V3lRdmYaEC8y6ax0yisujDtmMm9Uh4AicfIp+33jT/SBK+vDa0qgVh2JXePg6dQ+6pqcM2qBynhDP4HSWcSO8ZJ2gRac3E7MNMgcb60lV4C+7w436szLF4UB+asTNau2haC2WJ+AVA6pDIZWaUG1yOQB2OdsWo4DAwngI= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757503708; c=relaxed/simple; bh=uoQxTlAHcNlEvXjPH11CrF+tiIdqud0fEuLcuRLJ+xg=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=I0hsbR5YOlKcOaLXO3CP8/xCqhCe7/BcFz9ABW4aIwd5eI7vxqNZNtXEbnLD/cW28JC1nIwo6Q2B5kW9G7CVLjfGQdTXnpStY0MhDGLGVc1IBDAoBpEyJvzAMR6xTcbg307F2GSgJnvVFjio3QlGDQjPADZmpWgxVslDtNCTSxI= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=YnNLdWNh; arc=fail smtp.client-ip=40.107.243.86 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="YnNLdWNh" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=gVf+a/nVYOlEDAAiixQ9RD7RQ/jROPGspzDgGrWSDc5uz1yHmwDsamnAo8S7CAH42yrLQmVxvEnuVaWJTmnVVOwFqwK8EPBQ/Ldm+5TLcnSazSK++PyI1ijmvLpJuLCv4enCCxcVNPa4Iq+0KN5jGB5zT4mXeS0yWrFRLFmrE70XcPI+fODdRhFVwQbgz4gq7rBfBMXGXtP3WAuRFOhjHz4Rw0KmoqyjRzwfQuZgah38K7cbKu4WDBxASz8aoBixHpYVWjrOdM3CvEUzsgv9Km43MUm6R6ezOzxqTo5HtdCHE4I/xxr2uWmuUquvfpkuEKUguWGYnqhFhNYT6uvgUw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=KH154ENAJB6GlASFEGH4pN/T80tK/8jqwe0bHWUY3Us=; b=wDUSzSaus5S/2pidz7BOe8gYOHaJYlhEhHY59fyV5O/O+Zi/lB60eUYq1RR2Nuydu78HfGJ3iEMoFXStjIa9E+KbQF881+zhlGu7c2WQSdRa7HJt6FBbshZX5edyENg6A7D69MuMo57GxZQ2VRZn//izISYYl3s7tCn0n8SACqO++oW7BkKy41hKA8fITKBsR7dIJaGfB3J1nHmHJknrv6yN/x/iRXR296YyqLQmLllht3UzXfAN7iWdv3c/uJ3uHPw3DTR9K/wsXF1NxiCqa+d2ucJwTeNLxTwTbrB0r/bZy/UnMBrP/3cvLEDvns7i/l+uCkUdWqSdKqBbYGJw6g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=linutronix.de smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=KH154ENAJB6GlASFEGH4pN/T80tK/8jqwe0bHWUY3Us=; b=YnNLdWNhCbpdxJ24YhTkeYjM4j5ZprCZUk34lhCxCKeSjaJv35S+P0cJz+MmWu4HgOkvVgT9XRT4zOtgdc0kkBY73CKapS/xK2IJ9+GIsGPeoM1TbQSWA5EwQVatgOD1X0+iIhS7mTmTvmNS3NgpAfGCTjyqXI/0O4zXwg/ViCw= Received: from BN9PR03CA0306.namprd03.prod.outlook.com (2603:10b6:408:112::11) by SJ2PR12MB7963.namprd12.prod.outlook.com (2603:10b6:a03:4c1::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9094.22; Wed, 10 Sep 2025 11:28:22 +0000 Received: from BL02EPF0001A0FA.namprd03.prod.outlook.com (2603:10b6:408:112:cafe::93) by BN9PR03CA0306.outlook.office365.com (2603:10b6:408:112::11) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9094.22 via Frontend Transport; Wed, 10 Sep 2025 11:28:22 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=satlexmb08.amd.com; pr=C Received: from satlexmb08.amd.com (165.204.84.17) by BL02EPF0001A0FA.mail.protection.outlook.com (10.167.242.101) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9115.13 via Frontend Transport; Wed, 10 Sep 2025 11:28:22 +0000 Received: from Satlexmb09.amd.com (10.181.42.218) by satlexmb08.amd.com (10.181.42.217) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Wed, 10 Sep 2025 04:28:21 -0700 Received: from satlexmb07.amd.com (10.181.42.216) by satlexmb09.amd.com (10.181.42.218) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Wed, 10 Sep 2025 04:28:21 -0700 Received: from [10.85.34.232] (10.180.168.240) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server id 15.2.2562.17 via Frontend Transport; Wed, 10 Sep 2025 04:28:17 -0700 Message-ID: Date: Wed, 10 Sep 2025 16:58:16 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [patch 00/12] rseq: Implement time slice extension mechanism To: Thomas Gleixner , LKML CC: Peter Zilstra , Mathieu Desnoyers , "Paul E. McKenney" , Boqun Feng , Jonathan Corbet , "Prakash Sangappa" , Madadi Vineeth Reddy , Steven Rostedt , "Sebastian Andrzej Siewior" , Arnd Bergmann , References: <20250908225709.144709889@linutronix.de> Content-Language: en-US From: K Prateek Nayak In-Reply-To: <20250908225709.144709889@linutronix.de> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0001A0FA:EE_|SJ2PR12MB7963:EE_ X-MS-Office365-Filtering-Correlation-Id: f78d5dd8-8943-4cbb-3e2f-08ddf05d2656 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|1800799024|82310400026|376014|7416014; X-Microsoft-Antispam-Message-Info: =?utf-8?B?bU9kYlVhcUc3N0hNcnpTdzM0YVQvR1JLb3ltYTd1ejN0eTVnT2xKWXFWTEFW?= =?utf-8?B?dW5sNTNLcnNXSG9qVk9tZlI3eVpaVmczMnpBcVNtVU1tOUF0WUU1c1pIMkww?= =?utf-8?B?UmdhNlFISXM0cmUvWDhnKzNleFRXVUo3ZVRDSG1mTm1palV3RGhMcjBqMEVp?= =?utf-8?B?RW1mQ2pSK2NjMmFoUGREUU5DVEFwemlESmtQWjZTWXluY3FxbXJVSjZuVGl4?= =?utf-8?B?TEVpOXJ5MVpMT0pQeW93cjlWNkxSKytTdUhqZEZ1aXFIRUdjMjQ3SFd2Wmcy?= =?utf-8?B?VzdheTdpbE8xMzZrZHd6eVhNUDcvRG1hTVRlQUZtUXFhSHdqdlVUY05QSzk3?= =?utf-8?B?YnRjVGtwTjFhT2dsNnpCRXA3MGRqaUY1L2NtQ0hxdjA2dzJxTEZTRjNuZHJE?= =?utf-8?B?SDhOaWJXL3k2cm0wOVZreEZMUCtSNnA0NWxiSUxsc1pnOVJjTys0V254SDNU?= =?utf-8?B?UjgvNWhXM3VIVHBrRHNyWWFISjgwYmpUa2k3clJxbTFCbE5MbkVTVE1sUzJq?= =?utf-8?B?SnVPK2xEazJ0RXhhYnFLS1ZqYVlLdERWUWJ0YzN4TTQ3eWhwVWFHU0k2TjZH?= =?utf-8?B?ekQ3SWU2eHM2NXVadCsrUE9vQ29Qb0Fja2UwbkpJVGZQemVad3lQTEpMcmZo?= =?utf-8?B?SVpNS0M1SGJ0d2ZCTlNCVFpjZmVvbjBZUG8vUXlOeTdrblEyRFErZGxLaGZv?= =?utf-8?B?UkJxUGpnVEROeld0c2lrSFFNN1M1THA4WXU3WGlaYnFrTmdGTm1YTXF3b1U0?= =?utf-8?B?RGd0ditqZVlleTlIQ3lHOTFOVjVHTDJsd3JZYUZIVDluSTR4NS9Ld3VhbmR3?= =?utf-8?B?a2dCU2pIK0NlV3NjNElvZkdhQnhYTkVqeDBZbVNWc3ErQmZsSjE3N1ZiTXd2?= =?utf-8?B?ZkRjUGZJSGo3WjVZeWJjOC9rM29NVmZxRFVYSHVJb2lBU09UUTF3ZnhMMDFi?= =?utf-8?B?SzFpdHBOOVBKbWZhWXY1L2xEUytlbHNPMFczYmw3R3lxaHlwK2V6ZDF4ODc0?= =?utf-8?B?eG12VzI2aWdCTjBwdUU2MEt4eVNyUGFCNFNhaXRVbzVwQkhIeWtTQU96L09B?= =?utf-8?B?dDh6VHdObkVXWCtwZlVYSDVoM3ZMQUJMMElRVkEwV0cvNW1VR0RUM3hCaXQ0?= =?utf-8?B?Z0dLV05MWER6MHhaUGJJQjdJVlFvM3FVQkV2bm5ORVZNK3FUQ014Tm9ZQUJX?= =?utf-8?B?b3AvSTZObm90MW5GUTZTdTk0RE9wSHAzR3I4SWJidUhFanB1V3VVR1RLT21W?= =?utf-8?B?Y09JbUNOVGdZMlJzc1M2OW5iZHZqaEdZSDNnbHFLL1pYS1VJQjVvK04xNEN1?= =?utf-8?B?cW9IR2RIejNiVm9QRnJsN25KbXNWWEx5ZU0zOFBVTTZSYmx2MEVRYzcrYVNK?= =?utf-8?B?YkNVKzgvVzIxVUZScWsrUUIxRDVqNmNjcjFxdTMwRGIvbnhQWXlwbExaRm42?= =?utf-8?B?NnhlY3VIa2hpSENLZWkyRjJrVHpyS0JUVDg3RnhGTjJqUjdxOGpjU2EvUmlQ?= =?utf-8?B?K3BQT1kxRnhjL2tuQnRhd2p5Z01VNlJwVFZrc3ZmS3hYeTFnRXcxL3JFZWpv?= =?utf-8?B?aDZOUFpncmVUcXpoc09ITGZlbk5TZ2kyZXNpaGt4OWhFbUc5WFBUOWNvU1Bu?= =?utf-8?B?ZDB5d1JjcEczWjliQXNrM1k1NW54MkZOTnhta1FvbkpUdlJFa1JTRGt4dXBR?= =?utf-8?B?V3lEb2E1L202OUtiU0tHc3NidG9FZXU3S1R5akVsRG1iSGdPQzNUZTJZanBx?= =?utf-8?B?aHdyMm1JZEFDbmVWU2JTdUc1eDd2S1licWtnTmdqaklBVzdDalo2KzZVSC90?= =?utf-8?B?ckFiREwrV2o3UzduUnFjdmRnZnpvTjRXdk9IK3hIMzlsaEljbzFDY2xOM21m?= =?utf-8?B?dHo3T2hjd1k5REhFMUw5NGhoSCtFZkJlZjhJT0pGZ0FaZlpyTVAreVZ2b2ZH?= =?utf-8?B?Tm1DOGNXRUtoMGNpMmZRV0FCVHI2MzhMWXB6SzRRQm9iVjlqSzBRWEMzcVI3?= =?utf-8?B?WXdWVFZyN0FxNXBITDZISm0xS3dva1FBVmFXOU53b1V2SnVjOWJHOVR4ckhI?= =?utf-8?Q?NIacEi?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:satlexmb08.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(1800799024)(82310400026)(376014)(7416014);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Sep 2025 11:28:22.1851 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f78d5dd8-8943-4cbb-3e2f-08ddf05d2656 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=[satlexmb08.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A0FA.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB7963 Hello Thomas, On 9/9/2025 4:29 AM, Thomas Gleixner wrote: > For your convenience all of it is also available as a conglomerate from > git: > > git://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git rseq/slice Apart from a couple of nit picks, I couldn't spot anything out of place and the overall approach looks solid. Please feel free to include: Reviewed-by: K Prateek Nayak -- Thanks and Regards, Prateek