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 X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E91DC2BD09 for ; Fri, 6 Dec 2019 17:52:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 19E7524670 for ; Fri, 6 Dec 2019 17:52:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=hammerspace.com header.i=@hammerspace.com header.b="ek22Sg1s" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726312AbfLFRwW (ORCPT ); Fri, 6 Dec 2019 12:52:22 -0500 Received: from mail-eopbgr770139.outbound.protection.outlook.com ([40.107.77.139]:48366 "EHLO NAM02-SN1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726298AbfLFRwW (ORCPT ); Fri, 6 Dec 2019 12:52:22 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=MNeQUG9sL9sS5ZRbTeb0Q5Q/Pu8I7sHe0JjJ03Szl1eMMBoai/khAIlbCie+6Gc96lcal1Z7Or/McNlHUGNs+PQ5hxk6jva7txbtR+0dG6MQpmA9Vxl2Lcvu7yTrrcJAENWSEFlVlcOTE9kxSaxFGpCewFgUt8UBBoz9VY/NhzGzNyk06O+fLY1CYWD32N2jUsg3M13E57ElxS/UCMBEU23JAXSW8eanoiC6Iron4nOBu3bCIsZb+i1ucXUg/IHgjs4ZzYqj6ZwzbW6vWyrhqFJZTul9+NbkHzvgEJGfbDnapYHbsXFrVfXDcSU7CJzxWhZcCWyI/L8N4q6y3rcnQg== 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-SenderADCheck; bh=pBBgBW+lbbplum7iVCngRLCHZ2IiQ4aM/t38K44Fx24=; b=H63OAl14sbSV4FqTAOejFyHQA0UkA4mpvHfNpAIc4m+F0bViu333QZ3OTOr4m+O4ixYKpKADESOleqViLPoS91apiyzdjRWTnthkBQgbkx8beam2IayBJZ1zkOOcPKmRJksa+fzrdCklsOKW553JTEsWGdI4jra1kJbAU3P6/iwF0y/mtdCy0O9emqHmXUn5JCLxT+hCIt3oiqfM5/enZeavufEUygiHZC6F7z3G8Ll5BVlgwBrdtygEpkhko76QFOjnQPq+gP52FZaEI7JSEjphO9Zgw4S7XWG3g8JOFXXxmAElvZVFzkMdGcpNOE0Bl5huoH9aEYZ5PAbGwtk/YA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=hammerspace.com; dmarc=pass action=none header.from=hammerspace.com; dkim=pass header.d=hammerspace.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=hammerspace.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=pBBgBW+lbbplum7iVCngRLCHZ2IiQ4aM/t38K44Fx24=; b=ek22Sg1sV8qg3VXHpvyVtL6XuKjMEVR8Mm8ACem4AuFr21z3LGo9Z6A+phpUoRz5Sk7cITLZN6Sv33DU+P+nzBQDLHa4FR+OALlvK0I3KAWHEmyjYwelRKaOQ8Cq0AElgNOLmE874P4hTYDIRKQj25K/Z2J+KhGNHhlf+uIXkrg= Received: from DM5PR1301MB2108.namprd13.prod.outlook.com (10.174.186.34) by DM5PR1301MB1962.namprd13.prod.outlook.com (10.174.184.160) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2516.4; Fri, 6 Dec 2019 17:52:10 +0000 Received: from DM5PR1301MB2108.namprd13.prod.outlook.com ([fe80::2d23:b456:d67:f230]) by DM5PR1301MB2108.namprd13.prod.outlook.com ([fe80::2d23:b456:d67:f230%6]) with mapi id 15.20.2516.017; Fri, 6 Dec 2019 17:52:10 +0000 From: Trond Myklebust To: "paulmck@kernel.org" , "madhuparnabhowmik04@gmail.com" CC: "linux-kernel-mentees@lists.linuxfoundation.org" , "linux-nfs@vger.kernel.org" , "rcu@vger.kernel.org" , "anna.schumaker@netapp.com" , "joel@joelfernandes.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH 2/2] fs: nfs: dir.c: Fix sparse error Thread-Topic: [PATCH 2/2] fs: nfs: dir.c: Fix sparse error Thread-Index: AQHVrEg0Ten5696hykeZOOX4T18u0aetRJkAgAAemAA= Date: Fri, 6 Dec 2019 17:52:10 +0000 Message-ID: <2ec21ec537144bb3c0d5fbdaf88ea022d07b7ff8.camel@hammerspace.com> References: <20191206151640.10966-1-madhuparnabhowmik04@gmail.com> <20191206160238.GE2889@paulmck-ThinkPad-P72> In-Reply-To: <20191206160238.GE2889@paulmck-ThinkPad-P72> Accept-Language: en-US, en-GB Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=trondmy@hammerspace.com; x-originating-ip: [88.95.63.95] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 4b2813b6-f24f-4f89-df0b-08d77a7504d2 x-ms-traffictypediagnostic: DM5PR1301MB1962: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:8273; x-forefront-prvs: 0243E5FD68 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(39830400003)(376002)(396003)(136003)(346002)(366004)(189003)(199004)(66446008)(508600001)(64756008)(2906002)(54906003)(26005)(8676002)(110136005)(229853002)(76116006)(91956017)(66476007)(2616005)(102836004)(36756003)(6486002)(4326008)(66556008)(5660300002)(186003)(316002)(76176011)(118296001)(66946007)(305945005)(99286004)(6506007)(71190400001)(71200400001)(8936002)(6512007)(81166006)(81156014)(86362001);DIR:OUT;SFP:1102;SCL:1;SRVR:DM5PR1301MB1962;H:DM5PR1301MB2108.namprd13.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: hammerspace.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: B1sKE9HcNAbQ9JZwVVnFC3mdOr6xHw1WkyDrRWTgUOk2JpiJMV5yRoc2fu/phXIQuM6sMkFHQ2+rNHyVgJuQm2Cd5lPRN7QaDjP7RWbT+ZSuppry0gMDZYt5buDnv+bO1zT+wm3l/JVcMh3AoJwWd3qPlbxARjbVzK0F9L67vlXhcWVLm17WEOe4EboSJiUC0IItIrgr5VpMZFJbLJno7tcbBAM63Tw2S+SvOUaDRq1TN9VmxVYZ+hE9Y1YthfpOU6nZEHYeGsiTdfDaa7C/nHzrFKBryWlSwSqlyEPTM28gHAKB63GL5NKT+xq36ZWVkb7cjzsJqUOc1MWBU6bWansrOpgamZTPpXmbfiK3kxIz1UYo4Fm0XXAW+cylZUPxe2Mt46oeclPxs7MSrRvbA5CqMPS4k1kdLJI3PSoG8Ykpae78zemm7Ted21ae1aOC x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="utf-8" Content-ID: <87B74384B4FA6C48A324B0DD2BE0D477@namprd13.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: hammerspace.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4b2813b6-f24f-4f89-df0b-08d77a7504d2 X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Dec 2019 17:52:10.5476 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 0d4fed5c-3a70-46fe-9430-ece41741f59e X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: jrjA+r5zdwZ6zcu8GjAMQ1d0O/sGpSsXD3DMiuKXnQC7K4inSG4qs6FstifRJRXzDsZpgmZ4td2IPs2Mna376A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR1301MB1962 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org SGkgUGF1bCwNCg0KT24gRnJpLCAyMDE5LTEyLTA2IGF0IDA4OjAyIC0wODAwLCBQYXVsIEUuIE1j S2VubmV5IHdyb3RlOg0KPiBPbiBGcmksIERlYyAwNiwgMjAxOSBhdCAwODo0Njo0MFBNICswNTMw LCANCj4gbWFkaHVwYXJuYWJob3dtaWswNEBnbWFpbC5jb20gd3JvdGU6DQo+ID4gRnJvbTogTWFk aHVwYXJuYSBCaG93bWlrIDxtYWRodXBhcm5hYmhvd21pazA0QGdtYWlsLmNvbT4NCj4gPiANCj4g PiBUaGlzIHBhdGNoIGZpeGVzIHRoZSBmb2xsb3dpbmcgZXJyb3JzOg0KPiA+IGZzL25mcy9kaXIu YzoyMzUzOjE0OiBlcnJvcjogaW5jb21wYXRpYmxlIHR5cGVzIGluIGNvbXBhcmlzb24NCj4gPiBl eHByZXNzaW9uIChkaWZmZXJlbnQgYWRkcmVzcyBzcGFjZXMpOg0KPiA+IGZzL25mcy9kaXIuYzoy MzUzOjE0OiAgICBzdHJ1Y3QgbGlzdF9oZWFkIFtub2RlcmVmXSA8YXNuOjQ+ICoNCj4gPiBmcy9u ZnMvZGlyLmM6MjM1MzoxNDogICAgc3RydWN0IGxpc3RfaGVhZCAqDQo+ID4gDQo+ID4gY2F1c2Vk IGR1ZSB0byBkaXJlY3RseSBhY2Nlc3NpbmcgdGhlIHByZXYgcG9pbnRlciBvZg0KPiA+IGEgUkNV IHByb3RlY3RlZCBsaXN0Lg0KPiA+IEFjY2Vzc2luZyB0aGUgcG9pbnRlciB1c2luZyB0aGUgbWFj cm8gbGlzdF9wcmV2X3JjdSgpIGZpeGVzIHRoaXMNCj4gPiBlcnJvci4NCj4gPiANCj4gPiBTaWdu ZWQtb2ZmLWJ5OiBNYWRodXBhcm5hIEJob3dtaWsgPG1hZGh1cGFybmFiaG93bWlrMDRAZ21haWwu Y29tPg0KPiA+IC0tLQ0KPiA+ICBmcy9uZnMvZGlyLmMgfCAyICstDQo+ID4gIDEgZmlsZSBjaGFu Z2VkLCAxIGluc2VydGlvbigrKSwgMSBkZWxldGlvbigtKQ0KPiA+IA0KPiA+IGRpZmYgLS1naXQg YS9mcy9uZnMvZGlyLmMgYi9mcy9uZnMvZGlyLmMNCj4gPiBpbmRleCBlMTgwMDMzZTM1Y2YuLjIw MzUyNTRjYzI4MyAxMDA2NDQNCj4gPiAtLS0gYS9mcy9uZnMvZGlyLmMNCj4gPiArKysgYi9mcy9u ZnMvZGlyLmMNCj4gPiBAQCAtMjM1MCw3ICsyMzUwLDcgQEAgc3RhdGljIGludCBuZnNfYWNjZXNz X2dldF9jYWNoZWRfcmN1KHN0cnVjdA0KPiA+IGlub2RlICppbm9kZSwgY29uc3Qgc3RydWN0IGNy ZWQgKmNyZQ0KPiA+ICAJcmN1X3JlYWRfbG9jaygpOw0KPiA+ICAJaWYgKG5mc2ktPmNhY2hlX3Zh bGlkaXR5ICYgTkZTX0lOT19JTlZBTElEX0FDQ0VTUykNCj4gPiAgCQlnb3RvIG91dDsNCj4gPiAt CWxoID0gcmN1X2RlcmVmZXJlbmNlKG5mc2ktPmFjY2Vzc19jYWNoZV9lbnRyeV9scnUucHJldik7 DQo+ID4gKwlsaCA9IHJjdV9kZXJlZmVyZW5jZShsaXN0X3ByZXZfcmN1KCZuZnNpLQ0KPiA+ID5h Y2Nlc3NfY2FjaGVfZW50cnlfbHJ1KSk7DQo+IA0KPiBBbmQgYXMgbm90ZWQgaW4gdGhlIGVhcmxp ZXIgZW1haWwsIHdoYXQgaXMgcHJldmVudGluZyBjb25jdXJyZW50DQo+IGluc2VydGlvbnMgaW50 byAgYW5kIGRlbGV0aW9ucyBmcm9tIHRoaXMgbGlzdD8NCj4gDQo+IG8JVGhpcyB1c2Ugb2YgbGlz dF9tb3ZlX3RhaWwoKSBpcyBPSyBiZWNhdXNlIGl0IGRvZXMgbm90IHBvaXNvbi4NCj4gCVRob3Vn aCBpdCBpc24ndCBiZWluZyBhbGwgdGhhdCBmcmllbmRseSB0byBsb2NrbGVzcyBhY2Nlc3MgdG8N Cj4gCS0+cHJldiAtLSBubyBXUklURV9PTkNFKCkgaW4gbGlzdF9tb3ZlX3RhaWwoKS4NCj4gDQo+ IG8JVGhlIHVzZSBvZiBsaXN0X2FkZF90YWlsKCkgaXMgbm90IHNhZmUgd2l0aCBSQ1UgcmVhZGVy cywgdGhvdWdoDQo+IAl0aGV5IGRvIGF0IGxlYXN0IHBhcnRpYWxseSBjb21wZW5zYXRlIHZpYSB1 c2Ugb2Ygc21wX3dtYigpDQo+IAlpbiBuZnNfYWNjZXNzX2FkZF9jYWNoZSgpIGJlZm9yZSBjYWxs aW5nDQo+IG5mc19hY2Nlc3NfYWRkX3JidHJlZSgpLg0KPiANCj4gbwlUaGUgbGlzdF9kZWwoKSBu ZWFyIHRoZSBlbmQgb2YgbmZzX2FjY2Vzc19hZGRfcmJ0cmVlKCkgd2lsbA0KPiAJcG9pc29uIHRo ZSAtPnByZXYgcG9pbnRlci4gIEkgZG9uJ3Qgc2VlIGhvdyB0aGlzIGlzIHNhZmUgZ2l2ZW4NCj4g dGhlDQo+IAlwb3NzaWJpbGl0eSBvZiBhIGNvbmN1cnJlbnQgY2FsbCB0bw0KPiBuZnNfYWNjZXNz X2dldF9jYWNoZWRfcmN1KCkuDQoNClRoZSBwb2ludGVyIG5mc2ktPmFjY2Vzc19jYWNoZV9lbnRy eV9scnUgaXMgdGhlIGhlYWQgb2YgdGhlIGxpc3QsIHNvIGl0DQp3b24ndCBnZXQgcG9pc29uZWQu IEZ1cnRoZXJtb3JlLCB0aGUgb2JqZWN0cyBpdCBwb2ludHMgdG8gYXJlIGZyZWVkDQp1c2luZyBr ZnJlZV9yY3UoKSwgc28gdGhleSB3aWxsIHN1cnZpdmUgYXMgbG9uZyBhcyB3ZSBob2xkIHRoZSBy Y3UgcmVhZA0KbG9jay4gVGhlIG9iamVjdCdzIGNyZWQgcG9pbnRlcnMgYWxzbyBwb2ludHMgdG8g c29tZXRoaW5nIHRoYXQgaXMgZnJlZWQNCmluIGFuIHJjdS1zYWZlIG1hbm5lci4NCg0KVGhlIHBy b2JsZW0gaGVyZSBpcyByYXRoZXIgdGhhdCBhIHJhY2luZyBsaXN0X2RlbCgpIGNhbiBjYXVzZSBu ZnNpLQ0KPmFjY2Vzc19jYWNoZV9lbnRyeV9scnUgdG8gYmUgZW1wdHksIHdoaWNoIGlzIHByZXN1 bWFibHkgd2h5IE5laWwgYWRkZWQNCnRoYXQgY2hlY2sgcGx1cyB0aGUgZW1wdHkgY3JlZCBwb2lu dGVyIGNoZWNrIGluIHRoZSBmb2xsb3dpbmcgbGluZS4NCg0KVGhlIGJhcnJpZXIgc2VtYW50aWNz IG1heSBiZSBzdXNwZWN0LCBhbHRob3VnaCB0aGUgc3BpbiB1bmxvY2sgYWZ0ZXINCmxpc3RfZGVs KCkgc2hvdWxkIHByZXN1bWFibHkgZ3VhcmFudGVlIHJlbGVhc2Ugc2VtYW50aWNzPw0KDQoNCi0t IA0KVHJvbmQgTXlrbGVidXN0DQpMaW51eCBORlMgY2xpZW50IG1haW50YWluZXIsIEhhbW1lcnNw YWNlDQp0cm9uZC5teWtsZWJ1c3RAaGFtbWVyc3BhY2UuY29tDQoNCg0K