From owner-freebsd-fs@FreeBSD.ORG Fri Oct 29 01:28:38 2010 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 145181065673 for ; Fri, 29 Oct 2010 01:28:38 +0000 (UTC) (envelope-from kaduk@mit.edu) Received: from dmz-mailsec-scanner-6.mit.edu (DMZ-MAILSEC-SCANNER-6.MIT.EDU [18.7.68.35]) by mx1.freebsd.org (Postfix) with ESMTP id AD15F8FC08 for ; Fri, 29 Oct 2010 01:28:37 +0000 (UTC) X-AuditID: 12074423-b7bd0ae000000a00-16-4cca23444987 Received: from mailhub-auth-2.mit.edu ( [18.7.62.36]) by dmz-mailsec-scanner-6.mit.edu (Symantec Brightmail Gateway) with SMTP id EF.47.02560.4432ACC4; Thu, 28 Oct 2010 21:28:36 -0400 (EDT) Received: from outgoing.mit.edu (OUTGOING-AUTH.MIT.EDU [18.7.22.103]) by mailhub-auth-2.mit.edu (8.13.8/8.9.2) with ESMTP id o9T1SaW0001601; Thu, 28 Oct 2010 21:28:36 -0400 Received: from multics.mit.edu (MULTICS.MIT.EDU [18.187.1.73]) (authenticated bits=56) (User authenticated as kaduk@ATHENA.MIT.EDU) by outgoing.mit.edu (8.13.6/8.12.4) with ESMTP id o9T1SYVt026597 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Thu, 28 Oct 2010 21:28:35 -0400 (EDT) Received: (from kaduk@localhost) by multics.mit.edu (8.12.9.20060308) id o9T1SWaj003602; Thu, 28 Oct 2010 21:28:32 -0400 (EDT) Date: Thu, 28 Oct 2010 21:28:32 -0400 (EDT) From: Benjamin Kaduk To: Gleb Kurtsou In-Reply-To: <20101028141559.GA2291@tops> Message-ID: References: <20101028141559.GA2291@tops> User-Agent: Alpine 1.10 (GSO 962 2008-03-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Brightmail-Tracker: AAAAAA== Cc: freebsd-fs , FreeBSD-Current , kris@pcbsd.org Subject: Re: Fixing and importing the fusefs kernel module - any VFS-savvy takers? X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Oct 2010 01:28:38 -0000 On Thu, 28 Oct 2010, Gleb Kurtsou wrote: > Besides as far as I know OpenAFS has user-kernel interface and > implements filesystem at userspace. Sun or Apple have reimplemented fuse The filesystem portions of OpenAFS are implemented in-kernel. Userspace utilities are for manipulating and querying attributes that are not easily exposed through the VFS layer. -Ben Kaduk