Received: by 2002:a05:6a10:22f:0:0:0:0 with SMTP id 15csp3210104pxk; Tue, 15 Sep 2020 13:02:46 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy2jShwGwF+OwBANd17H02x3KzPxDp7ymohLAyS8kxAD9LpWPKX0xlbriI4m4shmlHEFvNx X-Received: by 2002:a17:906:3553:: with SMTP id s19mr21212086eja.178.1600200166441; Tue, 15 Sep 2020 13:02:46 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1600200166; cv=pass; d=google.com; s=arc-20160816; b=j5jQT0rsSHMEwb7WLCVKiW5DAV4OeDHRZzF+TU45cYT1uqKI7/qoUhPExsRZkgQKZ3 5cTcotP7+GURJTrz1a8rVc8V/rXeWV/YVX4mFJCiLYrU4sJjm4bl2ryKKRfK8V/ooVvP FcvfNaHppFiTwgAdlbJSFrnlVmgiwCq/MdI+tV5N39vTQ6wMqAjc2pcD+EUAH534jj08 lqyrkBDlqIW+WVB+Wvuk3WmwUFpFCCpxwoK2FO9YS1KaYRmSMbcIGCJamC0nMRxHNLq8 nQeTE6RfqIegskh3xFgZl8c0l0zLqFQIhaIAdq0PTlWAdd+SkhWWcsiSc9wkW42U459I JJPg== 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=RyRVdMsF/LDWVPnnwF/qXjGfMYzWKQrZARuiySzoIp8=; b=zaFAFpf4VPvU/jOXYIvDaD43UZFvSg96p8E2cakC707ukHNinGR7s7pd17mSZcpJzE ZlDhoDYU/37rKRI9wTiDnEMl9/tygy6q7JB/PZi4GBGi1kGP/iRz+ZLdDUPAsVyAoiGr RMKinyJx1b60m2QIBrzjn9r7JPcAGQXjMIMKtCWHA3bfxTdBI508p7aXxtN9Y9vaFDlK HFQvUidW3uZWi8Bk3/LJPA4xyCYmeHkcgCWA2hMvmIAU5Eli6TH/4y+1UJk/LqJgR1BI BrriAs5irSLqn1a0HihqLkf+VUMOxzegJCvMAG0OX8EaPTajIO47c2a8gIFMYpbDCpCf e3GA== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@hammerspace.com header.s=selector2 header.b=dDe4OBrY; 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 mb10si10154850ejb.35.2020.09.15.13.02.04; Tue, 15 Sep 2020 13:02:46 -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=dDe4OBrY; 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 S1727821AbgIOUBs (ORCPT + 99 others); Tue, 15 Sep 2020 16:01:48 -0400 Received: from mail-dm6nam12on2097.outbound.protection.outlook.com ([40.107.243.97]:63713 "EHLO NAM12-DM6-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727811AbgIOT7c (ORCPT ); Tue, 15 Sep 2020 15:59:32 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=AUrpJ0K+pxA2P2pVQs/o6yngigsRBjehvQnSebAn7oI4d/ihq6mnMToLTyDObkk2iCX0njqca292r+A/JaVHGnzyreBp+Zzde8DJLUSbnom8i8vqqpUqP824Qsj9ObgMUVYOgMMTssrw9+98+VDnZ3AvH3UwdFaDFuLXUGxPA2m/+hPnwHUgNWbM5t+kJW0+DJQNvPJ3kDmTDKwde9+zHGJKlKuNupjTupYiv5+JAONX2QYgkKLnJ5E8AyldPONDujjSG4h0Os9rTsG5qNwAoe7iQe03fwvNm61X2P2UAtgapxO1hSvgASVaExc+w4XwCo7IsJ7GA2DKdBlVUPtPeg== 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=RyRVdMsF/LDWVPnnwF/qXjGfMYzWKQrZARuiySzoIp8=; b=eVb1a2NgbHg3J2VD0s26TEWB7SrBEhsrS+lX6kuxc1bmbJA7SrdsXQSQqm1BgaM7equDSwTNkUcyoZ//R/CsE9N7oWGjyP3tzgBrSawvuuJ0tQ3NEfyL5WaScISsHvCCQVYReCTVayk2/AUy9t9gCwKQIhnZLSeLMTqZwT0ecW2sAImrQSuaOObmnIrgjG2FITAvwWHtAcXT0uXoINGnjUpMMAMbN1M7Bof5dEOglY37/qNJT3xbR9v+qO01AyBBtZ4yDLXfWSE5RGVhHD+mYAmkm3khNyHDVFvzE3cXXp9iRg5C/efcGKrJcyilbL/8TNeVG9hqMQuXFE9UMiCORw== 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=RyRVdMsF/LDWVPnnwF/qXjGfMYzWKQrZARuiySzoIp8=; b=dDe4OBrYYW1ZJooUXkE/GlVi2fxvU5DP2odZCKunYAAqguDoA8TqH3XI9TeqQtE/JQszpdjHAINSyDS7aJzLSEA24BQvEHHoBbQUykJFJU4mPecdXu56SWgvnbnCQI/erCMKpXxmZM5NcpnhJLYAQEvAXirxo0RQ7uZ4pzNtwmg= Received: from MN2PR13MB3957.namprd13.prod.outlook.com (2603:10b6:208:263::11) by MN2PR13MB3101.namprd13.prod.outlook.com (2603:10b6:208:155::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3391.5; Tue, 15 Sep 2020 19:59:27 +0000 Received: from MN2PR13MB3957.namprd13.prod.outlook.com ([fe80::e8a1:6acc:70f0:ef39]) by MN2PR13MB3957.namprd13.prod.outlook.com ([fe80::e8a1:6acc:70f0:ef39%7]) with mapi id 15.20.3370.016; Tue, 15 Sep 2020 19:59:27 +0000 From: Trond Myklebust To: "bfields@fieldses.org" , "daire@dneg.com" CC: "linux-cachefs@redhat.com" , "linux-nfs@vger.kernel.org" Subject: Re: Adventures in NFS re-exporting Thread-Topic: Adventures in NFS re-exporting Thread-Index: fNDm/l4o9cYx5Rz5g0S1EO4zMAtIR4tJDJwAAAWCe4A= Date: Tue, 15 Sep 2020 19:59:27 +0000 Message-ID: <4d1d7cd0076d98973a56e89c92e4ff0474aa0e14.camel@hammerspace.com> References: <943482310.31162206.1599499860595.JavaMail.zimbra@dneg.com> <20200915172140.GA32632@fieldses.org> In-Reply-To: <20200915172140.GA32632@fieldses.org> Accept-Language: en-US, en-GB Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: fieldses.org; dkim=none (message not signed) header.d=none;fieldses.org; 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: 74991891-e3d9-4f3a-3c9e-08d859b1da0c x-ms-traffictypediagnostic: MN2PR13MB3101: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:7691; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: MNho3ZrYTjkTDmhLYqnNW8Oo8pknaxxxKAWuEohIcFNKeWGRDXY8HPGrOyhHrrIVynx3ErOnxuVcUnkVq4yrxBz83q4W8IwjIIF4oSLMeCJ+qLjhSZwcWQfhF2yHNt1d9k9ELHREdPtiGzBBsab+Acg7E50IYD9BBTUu6WGuA0PiVoQTCys0xqPlXe7JEmFmMdk+JztTG1Bn2FCOkBM1dFcbanVyrBSYC4yr96j3SYRZUb5S+phXpqriJs3aDzvz4GhDYFlLJp0Ej+btlqGAEu9NPeYv4qWb2G0biyiYqKF9j8HTw4R2EHf6d9GEumJ7QGS9KcW0rbwrO6YTUvlYgQ== x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:MN2PR13MB3957.namprd13.prod.outlook.com;PTR:;CAT:NONE;SFS:(396003)(39840400004)(376002)(136003)(346002)(366004)(66476007)(66556008)(64756008)(66446008)(26005)(5660300002)(83380400001)(6486002)(186003)(316002)(8676002)(6512007)(8936002)(478600001)(6506007)(86362001)(2906002)(54906003)(4326008)(36756003)(110136005)(66946007)(71200400001)(91956017)(76116006)(2616005);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: <162A84E918D2E346BA691A563350C1CE@namprd13.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: hammerspace.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: MN2PR13MB3957.namprd13.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 74991891-e3d9-4f3a-3c9e-08d859b1da0c X-MS-Exchange-CrossTenant-originalarrivaltime: 15 Sep 2020 19:59:27.2326 (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: jsrfoJ6/ezCjLUgGzv4tKgR0gfc1ThrLNko7iYrEXd1IODHpUhGqkq1t4ehuZcb3yzHakMJC2NJ0jD34YSUzpw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR13MB3101 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org T24gVHVlLCAyMDIwLTA5LTE1IGF0IDEzOjIxIC0wNDAwLCBKLiBCcnVjZSBGaWVsZHMgd3JvdGU6 DQo+IE9uIE1vbiwgU2VwIDA3LCAyMDIwIGF0IDA2OjMxOjAwUE0gKzAxMDAsIERhaXJlIEJ5cm5l IHdyb3RlOg0KPiA+IDEpIFRoZSBrZXJuZWwgY2FuIGRyb3AgZW50cmllcyBvdXQgb2YgdGhlIE5G UyBjbGllbnQgaW5vZGUgY2FjaGUNCj4gPiAodW5kZXIgbWVtb3J5IGNhY2hlIGNodXJuKSB3aGVu IHRob3NlIGZpbGVoYW5kbGVzIGFyZSBzdGlsbCBiZWluZw0KPiA+IHVzZWQgYnkgdGhlIGtuZnNk J3MgcmVtb3RlIGNsaWVudHMgcmVzdWx0aW5nIGluIHNwb3JhZGljIGFuZCByYW5kb20NCj4gPiBz dGFsZSBmaWxlaGFuZGxlcy4gVGhpcyBzZWVtcyB0byBiZSBtb3N0bHkgZm9yIGRpcmVjdG9yaWVz IGZyb20NCj4gPiB3aGF0IEkndmUgc2Vlbi4gRG9lcyB0aGUgTkZTIGNsaWVudCBub3Qga25vdyB0 aGF0IGtuZnNkIGlzIHN0aWxsDQo+ID4gdXNpbmcgdGhvc2UgZmlsZXMvZGlycz8gVGhlIHdvcmth cm91bmQgaXMgdG8gbmV2ZXIgZHJvcCBpbm9kZSAmDQo+ID4gZGVudHJ5IGNhY2hlcyBvbiB0aGUg cmUtZXhwb3J0IHNlcnZlcnMgKHZmc19jYWNoZV9wcmVzc3VyZT0xKS4gVGhpcw0KPiA+IGFsc28g aGVscHMgdG8gZW5zdXJlIHRoYXQgd2UgYWN0dWFsbHkgbWFrZSB0aGUgbW9zdCBvZiBvdXINCj4g PiBhY3RpbWVvPTM2MDAsbm9jdG8gbW91bnQgb3B0aW9ucyBmb3IgdGhlIGZ1bGwgc3BlY2lmaWVk IHRpbWUuDQo+IA0KPiBJIHRob3VnaHQgcmVleHBvcnQgd29ya2VkIGJ5IGVtYmVkZGluZyB0aGUg b3JpZ2luYWwgc2VydmVyJ3MNCj4gZmlsZWhhbmRsZXMNCj4gaW4gdGhlIGZpbGVoYW5kbGVzIGdp dmVuIG91dCBieSB0aGUgcmVleHBvcnRpbmcgc2VydmVyLg0KPiANCj4gU28sIGV2ZW4gaWYgbm90 aGluZydzIGNhY2hlZCwgd2hlbiB0aGUgcmVleHBvcnRpbmcgc2VydmVyIGdldHMgYQ0KPiBmaWxl aGFuZGxlLCBpdCBzaG91bGQgYmUgYWJsZSB0byBleHRyYWN0IHRoZSBvcmlnaW5hbCBmaWxlaGFu ZGxlIGZyb20NCj4gaXQNCj4gYW5kIHVzZSB0aGF0Lg0KPiANCj4gSSB3b25kZXIgd2h5IHRoYXQn cyBub3Qgd29ya2luZz8NCg0KTkZTdjM/IElmIHNvLCBJIHN1c3BlY3QgaXQgaXMgYmVjYXVzZSB3 ZSBuZXZlciB3cm90ZSBhIGxvb2t1cHAoKQ0KY2FsbGJhY2sgZm9yIGl0Lg0KDQo+IA0KPiA+IDQp IFdpdGggYW4gTkZTdjQgcmUtZXhwb3J0LCBsb3RzIG9mIG9wZW4vY2xvc2UgcmVxdWVzdHMgKGh1 bmRyZWRzDQo+ID4gcGVyDQo+ID4gc2Vjb25kKSBxdWlja2x5IGVhdCB1cCB0aGUgQ1BVIG9uIHRo ZSByZS1leHBvcnQgc2VydmVyIGFuZCBwZXJmIHRvcA0KPiA+IHNob3dzIHdlIGFyZSBtb3N0bHkg aW4gbmF0aXZlX3F1ZXVlZF9zcGluX2xvY2tfc2xvd3BhdGguDQo+IA0KPiBBbnkgc3RhdGlzdGlj cyBvbiB3aG8ncyBjYWxsaW5nIHRoYXQgZnVuY3Rpb24/DQo+IA0KPiA+IERvZXMgTkZTdjQNCj4g PiBhbHNvIG5lZWQgYW4gb3BlbiBmaWxlIGNhY2hlIGxpa2UgdGhhdCBhZGRlZCB0byBORlN2Mz8g T3VyDQo+ID4gd29ya2Fyb3VuZA0KPiA+IGlzIHRvIGVpdGhlciBmaXggdGhlIHRoaW5nIGRvaW5n IGxvdHMgb2YgcmVwZWF0ZWQgb3Blbi9jbG9zZXMgb3INCj4gPiB1c2UNCj4gPiBORlN2MyBpbnN0 ZWFkLg0KPiANCj4gTkZTdjQgdXNlcyB0aGUgc2FtZSBmaWxlIGNhY2hlLiAgSXQgbWlnaHQgYmUg dGhlIGZpbGUgY2FjaGUgdGhhdCdzIGF0DQo+IGZhdWx0LCBpbiBmYWN0Li4uLg0KPiANCj4gLS1i Lg0KLS0gDQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4IE5GUyBjbGllbnQgbWFpbnRhaW5lciwgSGFt bWVyc3BhY2UNCnRyb25kLm15a2xlYnVzdEBoYW1tZXJzcGFjZS5jb20NCg0KDQo=