Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp1911735ybl; Sat, 25 Jan 2020 11:38:42 -0800 (PST) X-Google-Smtp-Source: APXvYqyob+HPlE402IlGDlfJJEUeJvKXCQGrOixMWVIIAGOnH0EoRCtFeGysE4kdD7eC3J7dcrOJ X-Received: by 2002:aca:f2c5:: with SMTP id q188mr3181867oih.113.1579981122141; Sat, 25 Jan 2020 11:38:42 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1579981122; cv=pass; d=google.com; s=arc-20160816; b=sWhzRARDAF8M+XFcra7IyoSennmVIp8RFjH5TXcB3PBa3P95kON5faIwf8/Nq4af1p UiHS/INOgjRg2Y8AbKgKTHssW28tCUPNeoyyyfSMaAcoUqncgHQx6tb2PZbuSJomqvGe mG3B/gInspxxJooklTMiaGgusxqoyocvaiML/z7JE4DzEnq/gjK0OdHWESGGNXDtlCxW xiz2e0HYotqr1gOS+iLcBuVepw/8fAtAnaJIT/rITXjqCILLSwm3n/uWEXM9LfLQGq07 F/9NzlS16dVU8ROIIbbrV40vP0ES8vvch+f608BFK7m1efLz/X2sGQ5uu9sy8c0hQFeC qjsQ== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:content-transfer-encoding :content-id:content-language:accept-language:in-reply-to:references :message-id:date:thread-index:thread-topic:subject:cc:to:from :dkim-signature; bh=Ie4I0QtOm+9GIKImRgMcG4MCLLucaYri+u+TufW6nIs=; b=m2WSDq35Geu+n+YIuBOk0K4agmkvpSd1godJYrGeAZo5+XrWy8Wa5/gEeoMqOMbzZX D5velpvA4ehpR/4i+iorp06Jnt9vtmAIt/v2Auskuyzp9HwyZUrKP1tO7wiyQ956eg1t zCYVvdm9m2ft1A9gLi700UCp+vN4B2g8ltnigwJ7lHNp/2eWCDaQ773GONS3qXgADlAl /cO+zhq8BV52t6L2SfkifTTTSnHf0JoayShLtZU6hKs9pXGIQPwBMoqmkK838hXmYJlH 6J3I83CBpqRgvjbRAZjmRxQ/uHyN0g1srlA3sr+AbR9NxoZsL7rKxve9G76mqIKhN/6V Cguw== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@hammerspace.com header.s=selector2 header.b="Ufx/kpsh"; arc=pass (i=1 spf=pass spfdomain=hammerspace.com dkim=pass dkdomain=hammerspace.com dmarc=pass fromdomain=hammerspace.com); spf=pass (google.com: best guess record for domain of linux-nfs-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-nfs-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=hammerspace.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t2si4512070otq.196.2020.01.25.11.38.19; Sat, 25 Jan 2020 11:38:42 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-nfs-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@hammerspace.com header.s=selector2 header.b="Ufx/kpsh"; arc=pass (i=1 spf=pass spfdomain=hammerspace.com dkim=pass dkdomain=hammerspace.com dmarc=pass fromdomain=hammerspace.com); spf=pass (google.com: best guess record for domain of linux-nfs-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-nfs-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=hammerspace.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727233AbgAYTg7 (ORCPT + 99 others); Sat, 25 Jan 2020 14:36:59 -0500 Received: from mail-bn7nam10on2120.outbound.protection.outlook.com ([40.107.92.120]:50336 "EHLO NAM10-BN7-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726690AbgAYTg6 (ORCPT ); Sat, 25 Jan 2020 14:36:58 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=l+zgBi7O0vhP0zT6RWo0dLs9ycJzGFOFNI6nZ1sQbht5kaY2TL3U20hevYlnY84k8dw6OiR4ffkb3skoU2P7capdOI4zB0K0J3BU/dAJbbY+NOaeETvuZL6ryhd6hZb2I+buGs5+mZQ0FL4z5L8IdYiyl57ExwePBFRPPtRYJtg2FAj9ZlIEVogg3tcdZEsZlM9pztJP4XQ7EFBicxlNuMu8nqPTbr8f9DbxcUl61nIaPRRczSDcfViUKWn7Bl2wrv5l6PcjK7SE7xs/9pYVXvOerbS2dt7VF7aV/hODTnVmwDScOA62Sz+0aq2gP6IkdrnlnLdmS+ruubrPE3ltIA== 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=Ie4I0QtOm+9GIKImRgMcG4MCLLucaYri+u+TufW6nIs=; b=Hb3utnp6//7Q02+Dlu+5qDVBM3mSYEb0lQnR14bUeqxoIwMTr1vFoiWlc0RREBwGpFPofZBnNozCpOQYi6gG8xXF38+8VzggNFIBm/SX5lI3AuIm6/Husx1+JAWHDHxtkLEeJoZmNj5Q8jC+VuwWBcsTAZI3qCQg+u/GMPzG7w+2OtqlqDowjXIofLIbJQOLrg2i9fxC9xeNHPc2BPb0SwTb+z+jOLIwcJR7SLyE5H2SZIzXKLroOCGkgjhQlS2nX1vQhRLgvG9gwYYvteDh0YnGntU/eI3y9e/1CGI0EC+rf39NqBRTsO206A8es804ZZ7b3CK2WWnyaigrLbLgog== 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=Ie4I0QtOm+9GIKImRgMcG4MCLLucaYri+u+TufW6nIs=; b=Ufx/kpshBEUOzhtReZj3UFusyXBhfKyFXjENNKmu4mcdyLVJKk7dk4GnN4k2LBG+OedMnFpaIcBzzvqWhhsuyOfegIQs2NSkWY9fwr3wpAthj9i5hf3t+3DY498ZNBxFJupT4FsMD484dFb+vw3vFIIIF14J45Ro27mZmfy2VDc= Received: from DM5PR1301MB2108.namprd13.prod.outlook.com (10.174.186.34) by DM5PR1301MB2060.namprd13.prod.outlook.com (10.174.186.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2665.14; Sat, 25 Jan 2020 19:36:54 +0000 Received: from DM5PR1301MB2108.namprd13.prod.outlook.com ([fe80::9449:ded8:d7b:a344]) by DM5PR1301MB2108.namprd13.prod.outlook.com ([fe80::9449:ded8:d7b:a344%3]) with mapi id 15.20.2686.018; Sat, 25 Jan 2020 19:36:54 +0000 From: Trond Myklebust To: "bcodding@redhat.com" CC: "linux-nfs@vger.kernel.org" , "Anna.Schumaker@netapp.com" Subject: Re: [PATCH] NFS: Revalidate once when holding a delegation Thread-Topic: [PATCH] NFS: Revalidate once when holding a delegation Thread-Index: AQHV0r/sgnCq9BoGhE2W4paUJOMO4qf6MmyAgABm8YCAAS60AA== Date: Sat, 25 Jan 2020 19:36:53 +0000 Message-ID: <859c878cb9c645de0950fae54e59f8c528b54b9e.camel@hammerspace.com> References: <43817735-6694-406C-A66A-485A716C7FC5@redhat.com> In-Reply-To: <43817735-6694-406C-A66A-485A716C7FC5@redhat.com> 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: [8.46.76.74] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 8804b048-c641-45c7-8d37-08d7a1cdeeae x-ms-traffictypediagnostic: DM5PR1301MB2060: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:4714; x-forefront-prvs: 0293D40691 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(136003)(376002)(366004)(346002)(199004)(189003)(81156014)(81166006)(36756003)(8676002)(64756008)(66556008)(66446008)(66946007)(66476007)(6512007)(508600001)(76116006)(91956017)(2616005)(186003)(2906002)(6486002)(26005)(54906003)(53546011)(5660300002)(8936002)(6506007)(4326008)(86362001)(6916009)(71200400001);DIR:OUT;SFP:1102;SCL:1;SRVR:DM5PR1301MB2060;H:DM5PR1301MB2108.namprd13.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX: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: OZ2fH6fEUQxpa9BEx8yn++8PUKGJbXDcAN/jBmZfUAzuKaG+RCPXgna75+l4fqAvzoh7zaa/j3nPoGYD5wW5zyWEDbowHA7l+M1qT8rRj3GMxEqJbE4xCT/df+RUtt6CQxRQ8Rzybv95R8u3DhvfalADrtkoqJC8+6be1dsRTBS+ja24dhqi0TSeTBeMXTNndkrhAVIZJFrbBCh1UCLxo7XVA6WO8u39kMj6rQFXuqHsWkidv7ApuftNzpyi2NDLOScXVAeHA3rk5fPZBW2GE/pOkgJyzrbykEJLHrlx56IV9YSJj8RNzmVuDFkrmlRpzFUPbHPc6veJsaRDdXsUxW9Tb24PKnKxrBDBZRBHDnjgIzoP0fztts65sZx/lzmSRvyBzGaZr1Xci3Dy1yd3RnEPn2U9ZNFxDW/TltgEqHrvzpiTm8By6jy0O4CaDLTN x-ms-exchange-antispam-messagedata: ITd+OrF57Qf+NbfQZQnOLnKhLSnh84135tDxNZZcMYgzw/j9qtL7kQqFv2Qzo4hvCqj/g0o18eJegLjrSiB0UsYyVDnIbUr2Skeng1BR+u6h0MzwMYygdtqRX5ghFEX9u81DDnRCW+KwtUHpmTPqWw== x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: hammerspace.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8804b048-c641-45c7-8d37-08d7a1cdeeae X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Jan 2020 19:36:53.9389 (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: tTZYWSnwKdktvHCVl6+VAByE70bzgXrpei+noLjFGPhB9DMGNI16OjOTnE1cTOZ+GZFX+uiFwh5HbGs6Qi+o+w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR1301MB2060 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org T24gRnJpLCAyMDIwLTAxLTI0IGF0IDIwOjMzIC0wNTAwLCBCZW5qYW1pbiBDb2RkaW5ndG9uIHdy b3RlOg0KPiBPbiAyNCBKYW4gMjAyMCwgYXQgMTQ6MjQsIFRyb25kIE15a2xlYnVzdCB3cm90ZToN Cj4gDQo+ID4gT24gRnJpLCAyMDIwLTAxLTI0IGF0IDA5OjA5IC0wNTAwLCBCZW5qYW1pbiBDb2Rk aW5ndG9uIHdyb3RlOg0KPiA+IA0KPiA+IFRoaXMgcGF0Y2ggbmVlZHMgdG8gZml4IG5mc19mb3Jj ZV9sb29rdXBfcmV2YWxpZGF0ZSgpIHRvIGF2b2lkIHRoZQ0KPiA+IHZhbHVlIE5GU19ERUxFR0FU SU9OX1ZFUkYuDQo+IA0KPiBJIGRvbid0IHVuZGVyc3RhbmQgd2h5LiAgRG9lc24ndCBuZnNfZm9y Y2VfbG9va3VwX3JldmFsaWRhdGUoKSBqdXN0DQo+IGJ1bXAgdGhlDQo+IGRpcmVjdG9yeSdzIGNh Y2hlX2NoYW5nZV9hdHRyaWJ1dGUsIHdoaWNoIGlzIHZhbHVlIHdlIGRvbid0IGNhcmUNCj4gYWJv dXQgYXQNCj4gYWxsIGhlcmUuICBUaGlzIHBhdGNoIGp1c3Qgc2V0cyBhIG1hZ2ljIHZhbHVlIG9u IHRoZSBkZW50cnkncyBkX3RpbWUNCj4gYWZ0ZXIgYQ0KPiByZXZhbGlkYXRpb24gb2NjdXJzIGZv ciB0aGF0IGRlbnRyeSB3aGlsZSBob2xkaW5nIGEgZGVsZWdhdGlvbi4gIEl0DQo+IGRvZXNuJ3QN Cj4gY2FyZSBhdCBhbGwgYWJvdXQgdGhlIGRpcmVjdG9yeSdzIGNoYW5nZV9hdHRyLg0KPiANCj4g V2hhdCBhbSBJIG1pc3Npbmc/DQoNClRob3NlIGNhbGxzIHRvIG5mc19zZXRfdmVyaWZpZXIoZGVu dHJ5LCBuZnNfc2F2ZV9jaGFuZ2VfYXR0cmlidXRlKGRpcikpDQphcmUgc3RvcmluZyB0aGUgcGFy ZW50IGRpcmVjdG9yeSBjYWNoZV9jaGFuZ2VfYXR0cmlidXRlKCkgaW4gdGhlIGRfdGltZQ0KZmll bGQgb2YgdGhlIGNoaWxkIGRlbnRyeS4gVGhhdCdzIHRoZSBub3JtYWwgdmFsdWUgZm9yIHRoZSBj aGlsZCBkZW50cnkNCnZlcmlmaWVycyBvZiB0aGF0IGRpcmVjdG9yeSB3aGVuIHRoZXJlIGlzIG5v IGRlbGVnYXRpb24uDQoNClNvIHRvIGF2b2lkIGNvbGxpc2lvbnMsIHlvdSBuZWVkIHRvIGVuc3Vy ZSB0aGF0IGRpci0NCj5jYWNoZV9jaGFuZ2VfYXR0cmlidXRlIG5ldmVyIHRha2VzIHRoZSB2YWx1 ZSBORlNfREVMRUdBVElPTl9WRVJGLg0KDQoNCi0tIA0KVHJvbmQgTXlrbGVidXN0DQpMaW51eCBO RlMgY2xpZW50IG1haW50YWluZXIsIEhhbW1lcnNwYWNlDQp0cm9uZC5teWtsZWJ1c3RAaGFtbWVy c3BhY2UuY29tDQoNCg0K