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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DE5EDC433F5 for ; Mon, 25 Oct 2021 03:22:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C679A60EBB for ; Mon, 25 Oct 2021 03:22:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232135AbhJYDY6 (ORCPT ); Sun, 24 Oct 2021 23:24:58 -0400 Received: from esa11.fujitsucc.c3s2.iphmx.com ([216.71.156.121]:21911 "EHLO esa11.fujitsucc.c3s2.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231954AbhJYDY4 (ORCPT ); Sun, 24 Oct 2021 23:24:56 -0400 X-Greylist: delayed 428 seconds by postgrey-1.27 at vger.kernel.org; Sun, 24 Oct 2021 23:24:55 EDT DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=fujitsu.com; i=@fujitsu.com; q=dns/txt; s=fj1; t=1635132154; x=1666668154; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-id:content-transfer-encoding: mime-version; bh=3l2xYzO9juJuLdaOySnMaou0h2ULDS3PyaTg4L+U+iM=; b=yLrIlV4WvmKz3w4xR0ffUIVndD0V4ABVJS+YT7MYvLxrbwxlPlfeY0pz RL4wairIiXHfygVOWcez8eLJ759cXPpyLqXTPunaOU9Rwk/PNT/K9/t+Z GTsqR6Mgt5V215j7qVEKZ+5EZZdQK7eSdGci7rnyo2uEjZz70e6WB+bg1 m0RiYybmBl8WoABwunsgpC9zatSmKgbpzdtMQQdqf6ajtzm8M6+jfQiOh jPxOtYD8bCs/I+FbDBfRJBv3pcdIqJk9g2gYRlaN3gxU9PneTp3XSBipT LLy79qiZkKG5RVcosOGLyFeGCyASA7a4e3bNXZ7fXOFAOUOLhwNr0EHCq g==; X-IronPort-AV: E=McAfee;i="6200,9189,10147"; a="42352886" X-IronPort-AV: E=Sophos;i="5.87,179,1631545200"; d="scan'208";a="42352886" Received: from mail-os2jpn01lp2054.outbound.protection.outlook.com (HELO JPN01-OS2-obe.outbound.protection.outlook.com) ([104.47.92.54]) by ob1.fujitsucc.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2021 12:15:21 +0900 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=aqnFY/sAQ6Hkc7lzmR3LHIDwd+L58zrczokWYAGzkz5AGYuhbW9sGW9N+ZxNCHnXFVXkTOBmJXcSRwFlvtwzXcZ9EL4NXo9eoj5YkJcRW8Wx4jlwD7ORSkTX8Qt9hTXmYeK8+ikG+n46zO9VoporYg1LClOqWR7LxaQiiWAl94XhVbD4JKlOR2/rvEUxd2GwfFqEyPSNpxeyt0sw//xIl/Hgyz8vbmPHWCOfcuzmW863KY8aR/MmYiTp7akqi83T1tpbV0FgOsf2soD68mu0u2kNqGYSdvUVb8HayTmikP01zyIrD/zemi9FtlLAB6JF5vI9LNh4tj2bp9bduJ2GiQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=3l2xYzO9juJuLdaOySnMaou0h2ULDS3PyaTg4L+U+iM=; b=gAMPEpNNoqqRHkF11fwL3LYIEdniEen0P/HCmEB2oF4xCjDvZFTadm+BAK0RBUm40L61phDVMfoVLAs76jezYVVzlY7YuIKV13gwTFVhGy0CFjOs9FVGzFJ/LIMM4i80AAAKZevBeLfjhQIMAaXZZ1/3Mbo48Kjm9u6zY9ehB8HTl30l+QrmKrcB+R6x9beJCj5XJdp2SRE7lMkz3Zy84jmwe8sM1T7tjLuxIgAxekB4zubF7cREDitscRw+frnATsCiybpc7Ik9aFbVU1pAwFLIJOUWOcsjAQlg1odwEIak4QUTSj7z4H+EfdWq6Re6Q4xo8mUm3oRUmHYK8jrV7g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=fujitsu.com; dmarc=pass action=none header.from=fujitsu.com; dkim=pass header.d=fujitsu.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fujitsu.onmicrosoft.com; s=selector2-fujitsu-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=3l2xYzO9juJuLdaOySnMaou0h2ULDS3PyaTg4L+U+iM=; b=pA4disVZm/qzPPisyNGebQ+f9669wENuf8PT4HBxsyH8RszxEvWX1gwBDduUs0dwgxT7xB5kgakh3/v2z0J53QiYPCTNt1X7SlnRjOmDRsZ8BAIeP5O11yiDIBUG+ZkZ2u1KGhmvqeSEDwdFkY2Fb1Po7MBwThk18HxVtHSgVZs= Received: from OS3PR01MB7706.jpnprd01.prod.outlook.com (2603:1096:604:17b::10) by OS3PR01MB8907.jpnprd01.prod.outlook.com (2603:1096:604:156::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4628.15; Mon, 25 Oct 2021 03:15:19 +0000 Received: from OS3PR01MB7706.jpnprd01.prod.outlook.com ([fe80::9401:db52:496:51]) by OS3PR01MB7706.jpnprd01.prod.outlook.com ([fe80::9401:db52:496:51%8]) with mapi id 15.20.4628.020; Mon, 25 Oct 2021 03:15:19 +0000 From: "lizhijian@fujitsu.com" To: "paulmck@kernel.org" , "lizhijian@fujitsu.com" CC: "dave@stgolabs.net" , "josh@joshtriplett.org" , "rostedt@goodmis.org" , "mathieu.desnoyers@efficios.com" , "jiangshanlai@gmail.com" , "joel@joelfernandes.org" , "rcu@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Philip Li , kernel test robot Subject: Re: [PATCH 2/2] refscale: prevent buffer to pr_alert() being too long Thread-Topic: [PATCH 2/2] refscale: prevent buffer to pr_alert() being too long Thread-Index: AQHXxzLjMoWUyomwTEWh1VB8MQULWKvfpyGAgAKWRACAAIkFAIAAR/+A Date: Mon, 25 Oct 2021 03:15:19 +0000 Message-ID: <236085f4-1787-2449-f7ca-cc762da4eca0@fujitsu.com> References: <20211022105111.29455-1-lizhijian@cn.fujitsu.com> <20211022105111.29455-2-lizhijian@cn.fujitsu.com> <20211022231555.GG880162@paulmck-ThinkPad-P17-Gen-1> <20211024225640.GL880162@paulmck-ThinkPad-P17-Gen-1> In-Reply-To: <20211024225640.GL880162@paulmck-ThinkPad-P17-Gen-1> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 authentication-results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=fujitsu.com; x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 940abb7d-02b0-4777-c083-08d99765ac98 x-ms-traffictypediagnostic: OS3PR01MB8907: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:478; x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:OS3PR01MB7706.jpnprd01.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(366004)(86362001)(85182001)(53546011)(8936002)(71200400001)(186003)(6512007)(91956017)(38070700005)(110136005)(7416002)(5660300002)(83380400001)(66446008)(6506007)(2906002)(82960400001)(2616005)(316002)(8676002)(31696002)(76116006)(36756003)(66556008)(66946007)(64756008)(4326008)(66476007)(31686004)(38100700002)(122000001)(54906003)(26005)(508600001)(6486002)(45980500001)(43740500002);DIR:OUT;SFP:1101; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?RHdjVFE4Wnl3a1ZxcnZVOTdPWlA5R0s5TWhMMWthSU01UlhrQmNieFd6eGJW?= =?utf-8?B?aTMzYUIrdFZaS1JCUXNxOGpFRkRLYUZPVTFxdkZiM3plNGJ5MStWUXhpc0t4?= =?utf-8?B?eGdLODBLcHFrRmlJRldpUXZ3MVI1VElpdVhrRWpmbHpNd0s2ZzdCVm1OMlVI?= =?utf-8?B?NXdWRzdyajVkT040U2JlSWJxVEhsVUtzajVLWGhjZ1p5a0RwNS9jTkcvbTNE?= =?utf-8?B?M2dWakxrTE1NU0liN1JBdytwbk8rVTI1SGhiRkpYQllBK3JEL2NsRzR5cno1?= =?utf-8?B?QklPSE5NYjJqTWFDVjJ4SCtBbHNKd3U1dkJWWk0vZHMxNkh0UVQ4VEY0amww?= =?utf-8?B?dE1ERmREbEwxZGRTZWNXMlNzU280c1ZqTURjZ1MwcnNFamIwNTJkYk5KZE94?= =?utf-8?B?cGMxLytWOVUxTWlVK2lIeXN3TzlDVkhSZ28xWFlTd2dlNEE3ZjBmdm5IYnVq?= =?utf-8?B?azh3WW90aDBIbmlIejFvU3RvcGVzN0x4dDNnUWNYaWlvOGpXVGxrRExHbmNI?= =?utf-8?B?VUQ5SXlXcW84SGFCV3Y2M1QzenZMOEVRWHZxRDJRQk5xUWUzRklDYUpjS3hC?= =?utf-8?B?NjBXdU42aXNta3QvWk9rZlVZWFVGVnZndERaeXNLR3J2SCtnQy9zMFZ3dXAw?= =?utf-8?B?TThTbExrYnZDNkV0Q0hTS0UrTzgzL3JkS3RQcyt3VmVoRmh0cjczWm5hYXA4?= =?utf-8?B?Uzdqc2g0cm40SjdhaGxSd3B4MlZlN0hncEVIT2plTHBDa3dYSjIyMXNjNjZs?= =?utf-8?B?UlZmMkRHSHRjRGg0eVBqK21JSGlPcUUvVk50VWFZRGpCL2tZT2pmWGFMa3Fa?= =?utf-8?B?RTU5QXQ0YVBPUUpVRWp2M0xidVJuNWNCc2RwcVdaZko5VE4rb3U4SG5uaDlQ?= =?utf-8?B?c0JtbzRrUTRxMnhzUGdZQUhqd3N5aDNVRXRqUkZtL1dWeCtRb2d2c04zRDUr?= =?utf-8?B?WlJFamRsNEJqWXNMQmlWekpnQzZrVHdCd1pTUGQzMk1JeDdDbWRQaGN5NGE3?= =?utf-8?B?ZzRNT0lPeUgzYzQ4MjFBc1g2dUIwTGZGV3A2VmZYSlN2RjB3WHVIY0JtTmdB?= =?utf-8?B?R3F6anE4NHdWN1N0SUMvKzV0cm4rMCtHT0VFK0ZSWWc2Nmo0K3huNlYwMDEz?= =?utf-8?B?dmFyQ3h5MGhuRUluVGhYbno5WFBHVUFoQzZvdXBXaDBMOVluY1hySG52aFZr?= =?utf-8?B?RTVJeVhRd3VFMklURWptbE9qNGJ5Y0xBcU50TVhPNzJSVUxrRHovbnFlTi9M?= =?utf-8?B?MUR3ZVRjZXZaZlBOOVJpVm9GQmxFQmdZUU5DcjNQSlJaOFROcS9VdlNIVkpL?= =?utf-8?B?amVvVW95eVQvWHREbHJ4aWM3MW1iOVpPRkd3aEZ6dE91YTJnWVRGaHBtdk16?= =?utf-8?B?Rks0RDczcWJoaHVlY2JWeTZHOXpGN282OWZkMDlVbFB5UHNmdmJVN1k1YW94?= =?utf-8?B?L3ZDSmZuTmxwbC92b053ZlVOR1dabGpGSy80NC8wNzFROWFEOUozM0xsWlZr?= =?utf-8?B?MXZjUDZ1YnB4Z24xa0tKcWxhVEhkYXdqQmRMbzhXMzc1VThwMzRhdE02V0tJ?= =?utf-8?B?cEVPQnhMejJNbUVMVHJnbmNSK1VWQlBIOTRpQ0FWckVhZnJ4MkhNRnora21y?= =?utf-8?B?WkV0THBqZG1JSWtWN25xTWZpazlrYi9wNlJxSjRoUXJPd2V0dmJsRUJBSzFD?= =?utf-8?B?U2NJS2VXMmJmVVNwcWpWK0MzV29pV3JQaldpQ2YxaHJnUWVhRVEwQkdLTERF?= =?utf-8?B?dzhtZlU0UU10M3F1bHVhL1cwcWFXdUFvTGpIdFYxMWpOaEhBdWtvTUtnOXF0?= =?utf-8?B?TEtzQWIzbjRQTG5qS1FzT1U2VXdQblkxSUZScWQ4RkxKcmkwWGp5dzgvN0Jo?= =?utf-8?B?RnpENWZITTBnaDJTNnJWNzFlaW0rcWcwWXA0WlRLUG5CR1NoVnVBa2tjcENo?= =?utf-8?B?bWR4M3grU0JMaC96WHJmZnFzaVI1dW4yWWZmejNtWWxWa2U1VWpaenNkZnBI?= =?utf-8?B?VzFuQ3diaXVJYUo3cU9HTFk2Ull2ZlFJcEJ1YVczN1RSM1J3b2tTTzdySURK?= =?utf-8?B?TnVHdHlpajg4aVY5TkNoSG12MEI1TXFsNWg5MFQyMXJ6bWl4aTh1NzdXbGZR?= =?utf-8?B?RXJqY0UveUNNaGUzRGxad200NnFNOEx5WTlZOUl3VXY2VGNhTTRGbHBJVlZl?= =?utf-8?Q?KlTLCccVGSp9hncjmfLFSag=3D?= Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: fujitsu.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: OS3PR01MB7706.jpnprd01.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 940abb7d-02b0-4777-c083-08d99765ac98 X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Oct 2021 03:15:19.2131 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a19f121d-81e1-4858-a9d8-736e267fd4c7 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: HM0VtYHcPyEeE8HB6iRD7Nz/sC8RFwhOTs1JdJ2ONq5MO1pOl5si6c9U7AWO425AofTVWCEBlFOcY2EYzrupiQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: OS3PR01MB8907 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DQoNCk9uIDI1LzEwLzIwMjEgMDY6NTYsIFBhdWwgRS4gTWNLZW5uZXkgd3JvdGU6DQo+DQo+Pj4+ ICAgIAlpZiAoIWJ1ZikNCj4+Pj4gICAgCQlyZXR1cm4gMDsNCj4+Pj4gICAgCWJ1ZlswXSA9IDA7 DQo+Pj4+IEBAIC02MTcsMTMgKzYxNywxNSBAQCBzdGF0aWMgdTY0IHByb2Nlc3NfZHVyYXRpb25z KGludCBuKQ0KPj4+PiAgICAJCWlmIChpICUgNSA9PSAwKQ0KPj4+PiAgICAJCQlzdHJjYXQoYnVm LCAiXG4iKTsNCj4+Pj4gKwkJaWYgKHN0cmxlbihidWYpID4gODAwKSB7DQo+Pj4+ICsJCQlwcl9h bGVydCgiJXMiLCBidWYpOw0KPj4+IERvZXMgdGhlIHRvb2xzL3Rlc3Rpbmcvc2VsZnRlc3RzL3Jj dXRvcnR1cmUvYmluL2t2bS1yZWNoZWNrLXJlZnNjYWxlLnNoDQo+Pj4gc2NyaXB0IGFsc28gcmVx dWlyZSBjaGFuZ2VzIHRvIGhhbmRsZSB0aGUgcGFydGlhbCBsaW5lcz8NCkxvb2tzIGl0IGRvZXNu J3QgbWF0dGVyIGZvciBrdm0tcmVjaGVjay1yZWZzY2FsZS5zaCB3aGVyZSBpdCB3aWxsIG5vdCBj aGVjayB0aGVzZSBvdXRwdXQuDQoNCg0KPj4+PiAgICAJCXUzMiByZW07DQo+Pj4+IEBAIC03MTIs OSArNzExLDEzIEBAIHN0YXRpYyBpbnQgbWFpbl9mdW5jKHZvaWQgKmFyZykNCj4+Pj4gICAgCQlh dmcgPSBkaXZfdTY0X3JlbShyZXN1bHRfYXZnW2V4cF0sIDEwMDAsICZyZW0pOw0KPj4+PiAgICAJ CXNwcmludGYoYnVmMSwgIiVkXHQlbGx1LiUwM3VcbiIsIGV4cCArIDEsIGF2ZywgcmVtKTsNCj4+ Pj4gICAgCQlzdHJjYXQoYnVmLCBidWYxKTsNCj4+Pj4gKwkJaWYgKHN0cmxlbihidWYpID4gODAw KSB7DQo+Pj4+ICsJCQlwcl9hbGVydCgiJXMiLCBidWYpOw0KPj4+PiArCQkJYnVmWzBdID0gMDsN Cj4+Pj4gKwkJfQ0KPj4+PiAgICAJfQ0KPj4+PiAtCVNDQUxFT1VUKCIlcyIsIGJ1Zik7DQo+Pj4+ ICsJcHJfYWxlcnQoIiVzIiwgYnVmKTsNCml0IHdpbGwgbm90IGludHJvZHVjZSBwYXJ0aWFsIGxp bmVzIGhlcmUsIGJ1ZsKgIGlzIGFsd2F5cyBlbmRlZCB3aXRoICdcbicNCg0KSSBoYXZlIGNoZWNr ZWQgdGhlIHJlZ2V4cCBpbiB0b29scy90ZXN0aW5nL3NlbGZ0ZXN0cy9yY3V0b3J0dXJlL2Jpbi9r dm0tcmVjaGVjay1yZWZzY2FsZS5zaA0KYW5kIHZlcmlmeSBpdCB3aXRoIHRoZSBuZXcgcmVzdWx0 LCBpdCBhbHdheXMgd29ya3MuDQoNCg0KVGhhbmtzDQpaaGlqaWFuDQoNCg0KDQo+Pj4+ICAgIGVy cjoNCj4+Pj4gICAgCS8vIFRoaXMgd2lsbCBzaHV0ZG93biBldmVyeXRoaW5nIGluY2x1ZGluZyB1 cy4NCj4+Pj4gLS0gDQo+Pj4+IDIuMzMuMA0KPj4+Pg0KPj4+Pg0KPj4+Pg0KPj4NCj4NCg==