From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 16377 invoked from network); 29 Jun 2020 14:54:43 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 29 Jun 2020 14:54:43 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 091299C5EC; Tue, 30 Jun 2020 00:54:40 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 9C9A39C190; Tue, 30 Jun 2020 00:53:56 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=pass (1024-bit key; unprotected) header.d=planet.nl header.i=@planet.nl header.b="X7oWe/cL"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id E7EF29C190; Tue, 30 Jun 2020 00:53:53 +1000 (AEST) Received: from cpsmtpb-ews01.kpnxchange.com (cpsmtpb-ews01.kpnxchange.com [213.75.39.4]) by minnie.tuhs.org (Postfix) with ESMTP id 39B53945A4 for ; Tue, 30 Jun 2020 00:53:52 +1000 (AEST) Received: from cpsps-ews29.kpnxchange.com ([10.94.84.195]) by cpsmtpb-ews01.kpnxchange.com with Microsoft SMTPSVC(8.5.9600.16384); Mon, 29 Jun 2020 16:53:50 +0200 X-Brand: 7abm2Q== X-KPN-SpamVerdict: e1=0;e2=0;e3=0;e4=(e1=10;e3=10;e2=11;e4=10);EVW:Whi te;BM:NotScanned;FinalVerdict:Clean X-CMAE-Analysis: v=2.3 cv=HrPt53bS c=1 sm=1 tr=0 cx=a_idp_e a=ShNidqeCEQB33TAKUUzslw==:117 a=soxbC+bCkqwFbqeW/W/r+Q==:17 a=x1i13A_MHe4A:10 a=kj9zAlcOel0A:10 a=nTHF0DUjJn0A:10 a=z4ZNIXcAAAAA:8 a=dB1s9gKf2EwH9I_qJpYA:9 a=CjuIK1q_8ugA:10 a=thWnZ6LoMGRg6cU-MlrY:22 X-CM-AcctID: kpn@feedback.cloudmark.com Received: from smtp.kpnmail.nl ([195.121.84.11]) by cpsps-ews29.kpnxchange.com over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Mon, 29 Jun 2020 16:53:51 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=planet.nl; s=planet01; h=to:message-id:date:from:subject:mime-version:content-type; bh=w7MxJYJyVnlEuUjBnv5oHhPjxrS/PNJTnIfK3bFB4fU=; b=X7oWe/cL0n/ic/zVOUoBH3agW02XQ6yji2PXpEqIJv3ayGVqGkx1x2x8jpvTCjmYypZHq9zflGRut WUHMApKmYBS0y/WhzHPajTZjw1ORPWm1MLGAo5b+9AGIiehRJ/qqH0QUaK0JA3MSyDzgIWlmN1OXfd t3OKUl0nr+lAPWTA= X-KPN-VerifiedSender: Yes X-CMASSUN: 33|MoMQSDgN73jlZIm2r2R8Tl48YBc8zMxZUV2lgwdthPIvREdmYaY2XaS4Fq08pgJ d87Smw5EpkMcQ70v4e5svjQ== X-Originating-IP: 80.101.112.122 Received: from mba2.fritz.box (sqlite.xs4all.nl [80.101.112.122]) by smtp.kpnmail.nl (Halon) with ESMTPSA id 57bb55bd-ba18-11ea-87d2-00505699b758; Mon, 29 Jun 2020 16:53:50 +0200 (CEST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) From: Paul Ruizendaal In-Reply-To: <20200629144531.GD16252@mcvoy.com> Date: Mon, 29 Jun 2020 16:53:50 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <294D0B70-CDBB-41FE-8F3D-035562863D44@planet.nl> References: <888A9360-A6E0-4EE0-84A5-8ADD478807E1@planet.nl> <20200629144531.GD16252@mcvoy.com> To: Larry McVoy X-Mailer: Apple Mail (2.3445.104.11) X-OriginalArrivalTime: 29 Jun 2020 14:53:51.0016 (UTC) FILETIME=[19F39A80:01D64E25] X-RcptDomain: minnie.tuhs.org Subject: Re: [TUHS] VFS prior to 1984 X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: TUHS main list Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" > On 29 Jun 2020, at 16:45, Larry McVoy wrote: >=20 > On Mon, Jun 29, 2020 at 11:11:17AM +0200, Paul Ruizendaal wrote: >> As several people have observed in this topic, indeed there appears = to be a close relationship between a device switch and a file system = switch. >=20 > Yep. If you think in objects, they are both objects with a set of = methods. > Pretty much two instances of the same idea. Phrased that way all OO programs have a close relationship between them. = Maybe: "they are both rather similar objects with a rather similar set = of methods"?=