Received: by 2002:a05:6a10:a0d1:0:0:0:0 with SMTP id j17csp721578pxa; Wed, 12 Aug 2020 11:47:19 -0700 (PDT) X-Google-Smtp-Source: ABdhPJw3E3ceyQDnsoVred6OVNHEyWLoF77FHK/j+6AZtiGF3hLy+j1uzSYTZVCfo+7fT7f7uEDH X-Received: by 2002:a17:906:4dcb:: with SMTP id f11mr1182261ejw.454.1597258038904; Wed, 12 Aug 2020 11:47:18 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1597258038; cv=pass; d=google.com; s=arc-20160816; b=HSq7gesljjbLs896HgPSg/N56jJbYY1GDyt861e0W3OAxUbudUMXmtcSr2xpCG6AnD midK1VysxVG14e3xdnbAMxSN9Ft5gtCaolDHzUrvnAzMU/BmGFhjaf63B3tQWlFmsVe9 zr//8erM8YRdGN8eqk8/r4IrwiAwLVHJDuG4elr/rMIORTuw3s49G437gi8p+5ZyvOTz ibivMr68YuQ++wnBzL3kpzWJhpb5KzAkpCu0MxAPB8+m+0z5j3QWkxPUIqpAEo/59P15 VKuDP9ff/4oxYkDxNqa2mJwbTAXMcTD/FdfYpjZI24+/S8NB6i2TwOLExx9VpJ9BtrMs iBNQ== 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=2x44UuaHv0zUrRtc++g3dKaovYQfc06vcIQgXl2PaiY=; b=cOnzK41slqV9l9Qjn3cRvmiVdejTndLk6l7ySwpiJ7xeZMzkI7sDpzh6l5KoTMyYnL hSYQP4meETUvyuVtsFXvnFtNZT0UaP+NmcFXL2tgGlXLjBbqg1d5A7SmO2Eek/AMI4Y9 3HxhDuLCECWsd4sdIk89tlwjG2dNQk6wRYJmVoUEomGwcxeCNNbbhp6GIO1qk/m0l5C0 rW34F8x3PVm344dFDPap3pKXFemkzdLrw1FQVzZlBVPR5IrIp2TB6vq2n4egityLEUwu 7Hs4R2sitqLImQsMPXvWG1pD8Yasj6y8azqoAklwqnMrbJIjst1xFq0yhgzoiAwzOnfy 6tXg== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@hammerspace.com header.s=selector2 header.b=CvEZV8cr; arc=pass (i=1 spf=pass spfdomain=hammerspace.com dkim=pass dkdomain=hammerspace.com dmarc=pass fromdomain=hammerspace.com); spf=pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.18 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. [23.128.96.18]) by mx.google.com with ESMTP id u9si1820969ejj.327.2020.08.12.11.46.41; Wed, 12 Aug 2020 11:47:18 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@hammerspace.com header.s=selector2 header.b=CvEZV8cr; arc=pass (i=1 spf=pass spfdomain=hammerspace.com dkim=pass dkdomain=hammerspace.com dmarc=pass fromdomain=hammerspace.com); spf=pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.18 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 S1726515AbgHLSqi (ORCPT + 99 others); Wed, 12 Aug 2020 14:46:38 -0400 Received: from mail-mw2nam10on2111.outbound.protection.outlook.com ([40.107.94.111]:12544 "EHLO NAM10-MW2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726512AbgHLSqh (ORCPT ); Wed, 12 Aug 2020 14:46:37 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Om/TSRQX5vd8O5wmLW6Cl2KfnJA1qFefxRlvU2EVz00gHCNtRztQmzPHkjRk1q0VHJBxaMZ4O/FTbZucnhKjGl057yfK+089eoXYBnIqJq85hadASfRqaP7YPK7UbywuSMVlSEYav7ypPPnuUvA/pIqxhQCDAvi7thUVtUSNLmP0T5Zi8HZt/KlaXPfgYAj0YaW7dQOdpv03ZkRo0S8gtMgeBkbuHC6f0WcNFo4RzuafJfjMvRzRyvJp03l1TE/4n1IUzfWCqAuVBFCP0cdBaXrT43XmaSzsMYI68tX0qexnD1PNgeSHZCNtZr7Jzfjx4hbEStEsgOUa8BgGsaJ5Ew== 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=2x44UuaHv0zUrRtc++g3dKaovYQfc06vcIQgXl2PaiY=; b=WJom2gXanVCBUCfQ6wNXlcOdcOJQ/kbqprbl76GkxaKeABBs5PT+4tj3l6MQIagyb5k6T8Aq81jeiJDOJ4B/y5OaVd2ISu3HgO3pudvxyeUXuq8QKh6OaPVu+ivtlcB4gjl82ueMBauZLsn2fz3jxjxUrpBijWWAMsyNktUZC+Q+QskvmfuUnDYio10iEnMedg95/1/bCEgV5sRHPGx66ZKt6NgAFonhR2TZB3fXMiwNDhNeRWHS9sX/kkhUc5pTfDD5LjLeB47qWdshBGDgvwXx33lgPStskxrpSxfh7m/G1/5W9u2esqnpUNZ2sGpoyUDwJfKG6WLNDaS3TZhaYQ== 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=2x44UuaHv0zUrRtc++g3dKaovYQfc06vcIQgXl2PaiY=; b=CvEZV8crMdEKaw3L/BK8Cq2ST4wJBtVDgJHFmxq4Mxc5DJh73OCEEgbiTE7Tess4r6XbrpbBgJfr3DIr2Y22HxZv2E1BFhG//3xJ3z3G4JJDDNtmXGr54mqzX6kEPBHXsASH8Og9PC1qXq9HwGRmXhEq6g1yje43ym9h9wvdnd8= Received: from CH2PR13MB3398.namprd13.prod.outlook.com (2603:10b6:610:2a::33) by CH2PR13MB3784.namprd13.prod.outlook.com (2603:10b6:610:91::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3283.11; Wed, 12 Aug 2020 18:46:34 +0000 Received: from CH2PR13MB3398.namprd13.prod.outlook.com ([fe80::403c:2a29:ba13:7756]) by CH2PR13MB3398.namprd13.prod.outlook.com ([fe80::403c:2a29:ba13:7756%3]) with mapi id 15.20.3283.015; Wed, 12 Aug 2020 18:46:34 +0000 From: Trond Myklebust To: "aglo@umich.edu" CC: "linux-nfs@vger.kernel.org" Subject: Re: Questions about GETATTRs Thread-Topic: Questions about GETATTRs Thread-Index: AQHWcASwzrfxxPHlS0+rqYue6zIHpKk00cEA Date: Wed, 12 Aug 2020 18:46:34 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US, en-GB Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: umich.edu; dkim=none (message not signed) header.d=none;umich.edu; dmarc=none action=none header.from=hammerspace.com; x-originating-ip: [68.36.133.222] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 507c2cba-8281-4f08-fc9c-08d83ef00980 x-ms-traffictypediagnostic: CH2PR13MB3784: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:10000; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: nCPEO6Rji2/7E9VcUurYKJrOkZ3Oi/ui/fciXYgFlRvnrmFi4XVDyWtwdclV9Nfk7mqkPSLrrTzysvBH1HExbLeckxc2W+tLxP9zwyyNnJsRVPFd4AoGl9f9eGm3oPjXRbPObMUcuQrSWdX/UPq96dZsDTjm48etFzokJDjOtec4ug3U4B3yz06PsG5iz+rXkWNlTu2dNppQfruy/xRqCt30Eh3X+jmENp1S045S5yHBQMFk3ryAFq8F29CIVdgf1bm3VFasrI20H/1kkiAlwBX/8reT9hM2A3yeJPmINQs94ID86fhv06h/Wf30WXFEr6O68viZ3mdORnQ7/7CLWw== x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:CH2PR13MB3398.namprd13.prod.outlook.com;PTR:;CAT:NONE;SFS:(366004)(346002)(376002)(39840400004)(396003)(136003)(6512007)(83380400001)(26005)(6486002)(186003)(71200400001)(7116003)(316002)(2906002)(2616005)(478600001)(8936002)(8676002)(6916009)(3480700007)(64756008)(6506007)(66446008)(86362001)(5660300002)(36756003)(66476007)(66946007)(76116006)(4326008)(66556008);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata: 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 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-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: CH2PR13MB3398.namprd13.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 507c2cba-8281-4f08-fc9c-08d83ef00980 X-MS-Exchange-CrossTenant-originalarrivaltime: 12 Aug 2020 18:46:34.2688 (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: skurGxciGKoXp8LDYFw2AO6munhQLoy2JSw63jNHAQNCrl17o+niyb2PeQ1e9ch5X8RzCBz/JWgs5m4B5MdhnQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR13MB3784 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org SGkgT2xnYSwNCg0KT24gVHVlLCAyMDIwLTA4LTExIGF0IDEzOjI3IC0wNDAwLCBPbGdhIEtvcm5p ZXZza2FpYSB3cm90ZToNCj4gSGkgVHJvbmQsDQo+IA0KPiBJJ2QgbGlrZSB0byBkaXNjdXNzIGEg Y291cGxlIG9mIGNvbW1pdHMgdGhhdCBhcmUgZGVhbGluZyB3aXRoDQo+IEdFVEFUVFJzLg0KPiAN Cj4gRmlyc3QgaXMgdGhlIHJlY2VudCBmaXggaW46IGNvbW1pdA0KPiAzYTM5ZTc3ODY5MDUwMDA2 NmIzMWZlOTgyZDE4ZTJlMzk0ZDNiY2UyICJuZnM6IHNldCBpbnZhbGlkIGJsb2Nrcw0KPiBhZnRl ciBORlN2NCB3cml0ZXMiLiBUaGUgZmFjdCB0aGF0IENMT1NFJ3MgR0VUQVRUUiBkb2Vzbid0IHF1 ZXJ5IGZvcg0KPiBhdmFpbGFibGUgc3BhY2UgbGVhZHMgdG8gc3RhbGUgYXR0cmlidXRlIGRhdGEg YnV0IG1hcmtpbmcgYXR0cmlidXRlcw0KPiBpbnZhbGlkIGluc3RlYWQgbGVhZHMgdG8gYW4gYWRk aXRpb25hbCBzdGFuZGFsb25lIEdFVEFUVFIgaWYNCj4gYXR0cmlidXRlcyBhcmUgYWZ0ZXIgd3Jp dGluZyB0byB0aGUgZmlsZS4gUXVlc3Rpb246IHdoeSBub3QgY2hhbmdlDQo+IENMT1NFJ3MgR0VU QVRUUiB0byBxdWVyeSBmb3IgYWRkaXRpb25hbCBhdHRyaWJ1dGVzIGluc3RlYWQ/DQo+IA0KDQpT bywgdGhlIHBvaW50IG9mIHRoZSBDTE9TRSBnZXRhdHRyIGlzIHRvIGVuc3VyZSB0aGF0IHdlIG1h bmFnZSBjYWNoZQ0KY29uc2lzdGVuY3kuIFdoaWxlIHdlIGNvdWxkIGFzayBmb3IgZnVydGhlciBh dHRyaWJ1dGVzLCB0aGVyZSBhcmUNCnNlcnZlcnMgb3V0IHRoZXJlIGZvciB3aGljaCB0aGlzIG1p Z2h0IGNhdXNlIHNsb3dkb3ducyAoaW4gcGFydGljdWxhcg0Kc29tZSBzZXJ2ZXJzIHRoYXQgb3Bl cmF0ZSBpbiBhIGNsdXN0ZXJlZCBtb2RlIGFuZCB0aGF0IGhhdmUgYSBzdWJsaXN0DQpvZiBhdHRy aWJ1dGVzIHRoYXQgdGhleSBwcmVmZXRjaCkuIEknbSB0aGVyZWZvcmUgb3BlbiB0byBkaXNjdXNz aW9ucw0KYXJvdW5kIHRoaXMsIGJ1dCBJIHdhbnQgdG8gbWFrZSBzdXJlIHRoYXQgd2UgZ2l2ZSBm b2xrcyBhIGNoYW5jZSB0bw0KdGVzdCBhZ2FpbnN0IHRoZWlyIGZhdm91cml0ZSBzZXJ2ZXJzIGZp cnN0Lg0KDQo+IEFub3RoZXIgY29tbWl0IEkgd291bGQgbGlrZSB0byBpbnF1aXJlIGFib3V0IGlz OiBjb21taXQNCj4gM2VjZWZjOTI5NTk5MWVhYWFkNGM2NzkxNWM2Mzg0ZTVkMThjYzYzMiAiTkZT djQ6IERvbid0IHJlcXVlc3QNCj4gY2xvc2UtdG8tb3BlbiBhdHRyaWJ1dGUgd2hlbiBob2xkaW5n IGEgZGVsZWdhdGlvbiIuIEFmdGVyIHRoaXMgY29tbWl0DQo+IGlmIHRoZSBjbGllbnQgYXBwbGlj YXRpb24gcXVlcmllcyBmb3IgYXR0cmlidXRlcyBhZnRlciB3cml0aW5nIGl0DQo+IHRyaWdnZXJz IGEgZ2V0dGF0dHIgKGJlY2F1c2Ugd2UgZGlkbid0IGdldCB0aGVtIGluIHRoZSBjbG9zZQ0KPiBj b21wb3VuZCkuIEkgdW5kZXJzdGFuZCB0aGF0IGl0IHdhcyBhbiBvcHRpbWl6YXRpb24gYnV0IGl0 IGxlYWRzIHRvDQo+IGFuDQo+IGV4dHJhIFJQQyBpbiBzb21lIHdvcmtsb2FkcyBzbyBob3cgY2Fu IHdlIGNsYWltIHRoYXQgb25lIHNhdmluZyBpcw0KPiBiZXR0ZXIgdGhhbiBhbm90aGVyPw0KPiAN Cj4gVGhhbmsgeW91IGZvciB0aGUgZmVlZGJhY2suDQoNCldoZW4gd2UgaG9sZCBhIGRlbGVnYXRp b24sIHRoZSBjYWxsIHRvIENMT1NFIGlzIHVzdWFsbHkgbm90IGNvbnNpZGVyZWQNCmEgZGF0YS9t ZXRhZGF0YSBzeW5jaHJvbmlzYXRpb24gcG9pbnQuIFRoYXQgbWVhbnMgd2UncmUgbm90IGd1YXJh bnRlZWQNCnRvIHN5bmNocm9ub3VzbHkgZmx1c2ggd3JpdGVzIChzZWUgbmZzNF9kZWxlZ2F0aW9u X2ZsdXNoX29uX2Nsb3NlKCkgaW4NCm5mczRfZmlsZV9mbHVzaCgpKSwgYW5kIHdlIHVzdWFsbHkg ZG9uJ3QgcmV0dXJuIHBORlMgbGF5b3V0cy4NCg0KV2hlbiB3ZSdyZSBub3QgZmx1c2hpbmcgd3Jp dGVzLCB0aGVuIHRoZSBvYnZpb3VzIGNvbnNlcXVlbmNlIGlzIHRoYXQNCnRoZSBHRVRBVFRSIG1p Z2h0IGp1c3QgZW5kIHVwIGdldHRpbmcgZGlzY2FyZGVkIGJ5IHRoZSBjbGllbnQsIHdoaWxlDQpo b2xkaW5nIG9udG8gdGhlIGxheW91dCBjYW4gY2F1c2UgdGhlIEdFVEFUVFIgdG8gYmUgaW5lZmZp Y2llbnQgb24gc29tZQ0Kc2VydmVycy4gVGhvc2UgYXJlIHRoZSByZWFsIHJlYXNvbnMgZm9yIHRo ZSBvcHRpbWlzYXRpb24uDQoNCkNoZWVycw0KICBUcm9uZA0KDQotLSANClRyb25kIE15a2xlYnVz dA0KTGludXggTkZTIGNsaWVudCBtYWludGFpbmVyLCBIYW1tZXJzcGFjZQ0KdHJvbmQubXlrbGVi dXN0QGhhbW1lcnNwYWNlLmNvbQ0KDQoNCg==