From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7883C19F32 for ; Sun, 2 Mar 2025 13:31:19 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 162246B0082; Sun, 2 Mar 2025 08:31:19 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 0E7EF6B0083; Sun, 2 Mar 2025 08:31:19 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E2DE26B0085; Sun, 2 Mar 2025 08:31:18 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id C104D6B0082 for ; Sun, 2 Mar 2025 08:31:18 -0500 (EST) Received: from smtpin09.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay04.hostedemail.com (Postfix) with ESMTP id 4EFC11A333B for ; Sun, 2 Mar 2025 13:31:18 +0000 (UTC) X-FDA: 83176697436.09.8C28FE6 Received: from mx0a-00069f02.pphosted.com (mx0a-00069f02.pphosted.com [205.220.165.32]) by imf05.hostedemail.com (Postfix) with ESMTP id E5A99100010 for ; Sun, 2 Mar 2025 13:31:14 +0000 (UTC) Authentication-Results: imf05.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=fDKRC+mC; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=IiL2tFi8; dmarc=pass (policy=reject) header.from=oracle.com; spf=pass (imf05.hostedemail.com: domain of harry.yoo@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=harry.yoo@oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1") ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1740922275; a=rsa-sha256; cv=pass; b=aGEuT+C2p9NDZw0yWp/E3t2AD1bOvqfQsOtPTHbJKhDaeFMXtJoWPR+E2on2I2+gnIQdgj RoOgQ1CGD1fZFWpJ610m6TiCnP1TmghHyX3AFhBPloilApk1oT3c0LzSrnTfy8hhhmmtgb FD2W5JlBoi9wVhdfTM6Ue+fdCEBIkuo= ARC-Authentication-Results: i=2; imf05.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=fDKRC+mC; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=IiL2tFi8; dmarc=pass (policy=reject) header.from=oracle.com; spf=pass (imf05.hostedemail.com: domain of harry.yoo@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=harry.yoo@oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1") ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1740922275; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=0wnl11XL4100FcvnlcspD/qUbegOXhfXI/I04eQrUUE=; b=skZG74Y5WDvHyqKhOtpGVgcOsq1BCth52NfKvECGejDZeW9l04bwqlFAfN6obEZrXpCPd/ vtph1jwt0syN4ePYgm7IIfmJphywpqs7+aOCWJXqwvnnOmQL5vZ8ZZhXqkdq8A35hubizD P7JlbiDEE5ZgZfabDeWaRIFu5RfjlRs= Received: from pps.filterd (m0246627.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 522BNSRk002068; Sun, 2 Mar 2025 13:30:46 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=cc :content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=corp-2023-11-20; bh=0wnl11XL4100Fcvnlc spD/qUbegOXhfXI/I04eQrUUE=; b=fDKRC+mCXjrGtqJ6jp9cGjOmuivF40EpuY y7sPvbLOtcWnPFNhKb3xxTkMbbea3cYYTl7noOABZLkTB1T5R8BsGP3WfhXibTQF gOO8Xf61LGNqsVlqempf02wNSNxKUubKwVcOI486yk+YKd1Q3s/t4aA1cZThMjap vSnkOBjNyh5SQmBKdFE0ez2NjUn6vlE2IXFpMEbh3hUwq1//Ph1CXYdmd0urRTRn jsCB4jTTgvTpiw/wCoazOcDJBzy7UDoJOHcT5B9rIhqXzSJB8r9bNJGodLEM9lAL ugLbitJPXW1uAAeRuCt6HqHtPN/V4HJMakKDKOATNetox8pt1ZhA== Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.appoci.oracle.com [130.35.103.27]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 453u81sb9g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 02 Mar 2025 13:30:46 +0000 (GMT) Received: from pps.filterd (iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (8.18.1.2/8.18.1.2) with ESMTP id 522AvPpm038899; Sun, 2 Mar 2025 13:30:44 GMT Received: from nam12-bn8-obe.outbound.protection.outlook.com (mail-bn8nam12lp2176.outbound.protection.outlook.com [104.47.55.176]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 453rpcshj7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 02 Mar 2025 13:30:44 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=ukmWvCfmPiPAD8Bc2fCF5O1rWajF2ToJEHV5UgjoRusQsikdNX2PdrCm9zscYiw5GgARZyAL1XTDy8yWex7xFzMhUDbUgNwhgJ7l1hog6tnMKydt9/2Hq6ym/96ZMhwP5I+1vOoRvNACkC69wSDpY5PkOczlNuziXNrFyc3Nxe9txIxN/mRQnCP9G+OZyR3ck0Fp4hZH6T7olMbhYcq5JS/Vs48QhlzeT/QhISNbFvwrw/4q+lmqgW4NWkRyz9PH84xDgR+njteM9WSD+GM/E0zFqTPKTen7K4xdNdObCsD8CXYmm/sxjqPpzptSvq2Q8B1HlZ3HJobUQk6gN+QUtA== 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=0wnl11XL4100FcvnlcspD/qUbegOXhfXI/I04eQrUUE=; b=seVONJoeGOIauukDHdLp7gfhRovBZ0N02SkSWP5TVDY6fMyuwWSzayzg2PQ+bl/du3qYYCGByOjzNJ8bONUUdOhrVAbeFaBIYuIQKxBwYVBemINqOOvyo42aQQkK+tdlXmyuHc1tfAUNvkgHIOiWLOFYAkPPFq2K4cEXWlNHqV54jeSaYwQ7AqYpU/Jf7d/PtDE0nqTt1ysbE3aCZBC+Hkzb4oHDfvtywA1W/2bS3zBbxRQZ81Wia8rXDRlbprN/B8fVc4k6a+NAZlV1YkT2gXm6Qu7+pnYxLT0o4ZV5oui55gA2gePGlclm5wPQnfikFa0i19o2gtKzSe4xLv2New== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=0wnl11XL4100FcvnlcspD/qUbegOXhfXI/I04eQrUUE=; b=IiL2tFi8IdSwrNq6tqxIwgWJTkBwGZjHcU3ePr50oNfPDZGrUM5FR0dj6z8tuM1/l4mfzjH4dDBjxn7GfJiGpdK9iGUcpx2SJ36+vJpsm5BcKicyVS6RAVkzGxj1ErCxlIQhQGePN+hk1TYy7/YctFnHfY9K3YmGnVXEMhrmdzI= Received: from CH3PR10MB7329.namprd10.prod.outlook.com (2603:10b6:610:12c::16) by CH3PR10MB6836.namprd10.prod.outlook.com (2603:10b6:610:14f::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8489.27; Sun, 2 Mar 2025 13:30:43 +0000 Received: from CH3PR10MB7329.namprd10.prod.outlook.com ([fe80::f238:6143:104c:da23]) by CH3PR10MB7329.namprd10.prod.outlook.com ([fe80::f238:6143:104c:da23%6]) with mapi id 15.20.8489.025; Sun, 2 Mar 2025 13:30:43 +0000 Date: Sun, 2 Mar 2025 22:30:36 +0900 From: Harry Yoo To: Ye Bin Cc: cl@linux.com, penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, vbabka@suse.cz, roman.gushchin@linux.dev, linux-mm@kvack.org, yebin10@huawei.com Subject: Re: [PATCH] mm/slab: call __kmalloc_noprof() when size isn't builtin constant in kmalloc_array_noprof() Message-ID: References: <20250301083720.380063-1-yebin@huaweicloud.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250301083720.380063-1-yebin@huaweicloud.com> X-ClientProxiedBy: SEWP216CA0062.KORP216.PROD.OUTLOOK.COM (2603:1096:101:2ba::16) To CH3PR10MB7329.namprd10.prod.outlook.com (2603:10b6:610:12c::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH3PR10MB7329:EE_|CH3PR10MB6836:EE_ X-MS-Office365-Filtering-Correlation-Id: 42b6fe2f-5f7b-4ced-f2e1-08dd598e6e70 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|366016|7416014|376014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?fp2kUzua1eDGbcV/7Iw1ZQORvx0hMTC8VfzKAIjyWjCLu8zoRepY6+3BF3JK?= =?us-ascii?Q?Ej10icOY9fmS1Zea3dU2xRkLABzMvD/cIU7q8luk85JZxHeTKvEG2WLVVcPM?= =?us-ascii?Q?Pal9gIkCJtv686inNN+LhbQWJm3lJigaRERyIs9UfXmiXVZ2kwmgNL1UXqkv?= =?us-ascii?Q?7JjC6fip0YN7dcBfhx8wTyncZW7ZvV9YIiiL7Jf8gZMkgHR51Vn5Hq2oBD/s?= =?us-ascii?Q?zX7mQiMpllioeayGD/bRM1RkvR1Jqr1Yve/Kk9lCXf8aU1Isw3+uHhtc77I9?= =?us-ascii?Q?CKcIJKgaULUc5YsHwM5skQDDDx7Mg8o0bPQDLjkN5K7MqKWb+LhL1OrvOAo5?= =?us-ascii?Q?R8EQZ3Yqpbg0zGCf5GYgVRy45C1IBfd0vOLwOncP8Ns300555HZ7rNCVnYAK?= =?us-ascii?Q?d8Ta4fJxQ/EA3Aopt8FWeP5x/4dpzuG8ers4srI/rs3bi2UAYnMEvsAYyKF/?= =?us-ascii?Q?HD5iphG4fyaYCzDIJqBcjS+oTFfadHfYy5BbrMdzO7J/zgEbZ2LqZCt9EHsp?= =?us-ascii?Q?CSrLdiCA08AsAyfSxGIV1HT+vQDKcvsHwXptnUKZzi5mOhw7qYgzxHXWzcJr?= =?us-ascii?Q?HvXFVjx8bTI7mGPlJ+KbhhmeD7HeGQjAdsHbXUd2rZjLiOP5jHGS+M2Oz8uM?= =?us-ascii?Q?FLOogtcYqHWmjoYbEscX+rNnLnNpCypWlZmZKZTBCZF6YgBxhCr05Xqx4u+k?= =?us-ascii?Q?uinp8gkCBtNDsEziViZZviQwTQ/TUFSNlAxNjnt4ORMppH8EY/tT5as3zME8?= =?us-ascii?Q?ddWLXTJpmv85Uy7EL2dUN1dh7VrriS29OcwpWjWffYvO03L4mVIkWdCeojXm?= =?us-ascii?Q?j98I/dpKoH6j1NWTK3hcvfJAt/BmFTFVVtEqbVdp1WFG93Koaxx7q+6QyNlQ?= =?us-ascii?Q?2LggSWcwk5Jj0IAh9FSJ/emTqxEEP4ZVQYzq/ewIyjzPKfV8LyzJFDlvMvkh?= =?us-ascii?Q?e6ql6Lt2HU/EykGMGFRxMqRpNeyMiCkUw+WVhsooPMJNadkKsv+PvoBsfVrz?= =?us-ascii?Q?V9MQoNQXxQrCJ0yYAKewmXVrfBhInKGMURRDbv/WR1mEfAvn9acs3iIwsMXX?= =?us-ascii?Q?njvYWB9BSSfJshjoLkadKvq2pLI6o1LS2YJJY6jc2krkaWfCzBLqV73YCANT?= =?us-ascii?Q?uTvlIL+fmp7UMbA30iBHRdKWL5MTrjIulMwYVYbCSkPQS9ewKc01R30BVoQK?= =?us-ascii?Q?x0B8k3A/BAplBwhz0hfcY/AU1TTlrgA1Rqbdl3RCfH5lrDL/Btt5CS+k7Koa?= =?us-ascii?Q?wOUveF2B8VB4jHI854vZP9z4E2ZNtNTV+EAgOLk5OPVNH3lRQc6+3Y4nyvYI?= =?us-ascii?Q?yqHrSs/6fKyarPgn1Z3tVZEbVidbSifXzbhyke5Whg50NF7a5F7GQsj4tkI7?= =?us-ascii?Q?dUYYGuEv4UwQKWguQcX2/wF+UZ2t?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:CH3PR10MB7329.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(366016)(7416014)(376014);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?mq/B9AhvUoh4qvcG4WwrGbvz+lRFDltzIy3oWmhGPdfRgM7AyX64pBrTB0W0?= =?us-ascii?Q?vwn6RDgCovjJGmNgS3XxteldEib/d+dGvxTL4j2J8U526/n+zDNgJYPNV6+9?= =?us-ascii?Q?GEi0xNjvlC5aRdeSfPQJfc08Sam+adD+KrD+W6PD8FTzCRZ/NtLKcAlh8ZJe?= =?us-ascii?Q?q27r0cGyyOsQHjH1WE93tS+Qwoyz7PEu4tKvTORKTSQMsGAzBYA4adf0dENG?= =?us-ascii?Q?rf12ZVRtDWDjYE2Mbb75MnOVSUMyDayywolk12HwdnUTCRSX1qraOrXqeEzo?= =?us-ascii?Q?cKnqTVFplN8OAmvLKECp0Pw9c2oYvW/iLNHcjf+lLTI+EBqfxxVlo1NQ8DoN?= =?us-ascii?Q?l54dTZW+TvGquq/nteTk4u4K4WW+HlT/Cpzk7/rNmxNgyR65UZOVts08d0UD?= =?us-ascii?Q?e1RAd8Bnyrfd4lFEgjPza+5QPzhq6jemeNc29evGn2cBHEg6K+5rmoOwYsFy?= =?us-ascii?Q?nB55CdCUkzFdmZt2tfLdpgBHxiAgBRsob+uDmLrjQstusL1siVLL633I4X2s?= =?us-ascii?Q?JBICxxjn9pbGNsuStMq7qjvGmUFbGg1aiJoYPLdwr8BvNsZKMJgqMaQHBuk1?= =?us-ascii?Q?geptSREuX5QwO+/OA0HF0QGsq6rCANgVOMAZwl6MFojlViCBC4RUEEpzJ0Sv?= =?us-ascii?Q?Bp/wSqIit52miDSz1hnSFPTa1J2k0Fob1oHuX9FTbhhMbmgdlW5Zl1atwdNj?= =?us-ascii?Q?Z1AH3qBjb0euy213UYeUHC11aPSiQVACyTCyOKm6JAQlXlEwpj0rMpboEjoC?= =?us-ascii?Q?gUQ6QavQqO33d/fkdjecHzuMcs11Gb90DqpIL9eXPNWeEWZ4fRFtMPTc5BJ1?= =?us-ascii?Q?bSvna/7kH/8fnYIJFC96cGUQ4a0lkKzk87KD+DZ2aKyHX2JD2Qbn8UUtwOo0?= =?us-ascii?Q?wl/R7c/2wRwpmBoMXD91+HD/PoZ7dl5Axz1bdFnYjXOeEjpI3Xycn6raAgOJ?= =?us-ascii?Q?3K3kpUC4BI6WzovHRS9ESKbBWISqkIJW7J8dFLddXa7l71+9QJps+x15iJv1?= =?us-ascii?Q?sSez03hXYJgAd4CBCMOnRxToWbWpsLmFvi0hTRVVlBtqPW3fezNhooQpnA4A?= =?us-ascii?Q?O8TWqpHdN8bPMHMfK5IT4xh7u8ZCrA1hk9Ipqq6meM9x4mKjFdsXWgZYJcae?= =?us-ascii?Q?Bk2+RyT5vy8d5a9lTWfVc6xqUZLHPTk9BE0+vBWiR09FWgpI1MgWXJSUUwrz?= =?us-ascii?Q?AdGUxq37AvoXDqUXT33iDuvRrIW3AGG5HDjNj3G/yK0pM/aH/y11YFhFqBJY?= =?us-ascii?Q?og5vXTvOsl+fqKwJ95QWqsTyQQYbE6IbnE29vBDIoPaUPG9zkJ1c8erCetfg?= =?us-ascii?Q?AlrQXADjWJOJFLHmTMJRhZf9hc1RWRTRhyPdwA3gzqUTULktFNpaWufEFsOU?= =?us-ascii?Q?BmD2IRPQuUNWYQZzA4UGNhro864IO4R85jRkHTAqUaviMkUjHEZwYgde9Iyc?= =?us-ascii?Q?8R3E+YBMtMSZ8enZmzM4dPNf+WY9L8lh45sREae26Volp9jD/sFVMd0zXC3n?= =?us-ascii?Q?EisXkJGKxplrpwYOKEGy2M9FBVpmNEcvOw3709VbAod7dg7TSSFrS+RW5aOf?= =?us-ascii?Q?Xwef3k6n3AX0gaSZr+OpHLTI7+WMCXKi+JLw71+d?= X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: 42b6fe2f-5f7b-4ced-f2e1-08dd598e6e70 X-MS-Exchange-CrossTenant-AuthSource: CH3PR10MB7329.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Mar 2025 13:30:43.1650 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: dLw2H/c0E2dkuOy/hjvy1EPrAhrIXFQCefHGUd2zcuYBIQa9fiXkkJaozXWxb4cOsJL8ape0wPdW3BLZOVwqLg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR10MB6836 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-02_03,2025-02-28_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 spamscore=0 adultscore=0 bulkscore=0 malwarescore=0 mlxlogscore=647 mlxscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2502100000 definitions=main-2503020110 X-Proofpoint-GUID: U2jcKVeHTkDj7bSXuJzcpza6jZKm3lXw X-Proofpoint-ORIG-GUID: U2jcKVeHTkDj7bSXuJzcpza6jZKm3lXw X-Rspam-User: X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: E5A99100010 X-Stat-Signature: ct4jmd3f135xn7wb6bxjj3eurfxeq3gm X-HE-Tag: 1740922274-932647 X-HE-Meta: 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 l3/V+RcB 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000058, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, Mar 01, 2025 at 04:37:20PM +0800, Ye Bin wrote: > From: Ye Bin > > If 'n' or 'size' isn't builtin constant just call __kmalloc_noprof() > in kmalloc_array_noprof(). > > Fixes: 7bd230a26648 ("mm/slab: enable slab allocation tagging for kmalloc and friends") > Signed-off-by: Ye Bin > --- > include/linux/slab.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/include/linux/slab.h b/include/linux/slab.h > index 3b03b31831a9..0edb8363fc4f 100644 > --- a/include/linux/slab.h > +++ b/include/linux/slab.h > @@ -947,7 +947,7 @@ static inline __alloc_size(1, 2) void *kmalloc_array_noprof(size_t n, size_t siz > return NULL; > if (__builtin_constant_p(n) && __builtin_constant_p(size)) > return kmalloc_noprof(bytes, flags); > - return kmalloc_noprof(bytes, flags); > + return __kmalloc_noprof(bytes, flags); Can we simply call kmalloc_noprof(bytes, flags) once instead? The compiler should know 'bytes' is a constant if both 'n' and 'size' are constants. > } > #define kmalloc_array(...) alloc_hooks(kmalloc_array_noprof(__VA_ARGS__)) > > -- > 2.34.1 -- Cheers, Harry