From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S270489AbTGSE0x (ORCPT ); Sat, 19 Jul 2003 00:26:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S270491AbTGSE0x (ORCPT ); Sat, 19 Jul 2003 00:26:53 -0400 Received: from [202.94.238.145] ([202.94.238.145]:59873 "EHLO mail.shaolinmicro.com") by vger.kernel.org with ESMTP id S270489AbTGSE0u (ORCPT ); Sat, 19 Jul 2003 00:26:50 -0400 Message-ID: <3F18CBF9.1040400@shaolinmicro.com> Date: Sat, 19 Jul 2003 12:41:29 +0800 From: David Chow Organization: Shaolin Microsystems Ltd. User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.2) Gecko/20030208 Netscape/7.02 X-Accept-Language: zh_TW, en MIME-Version: 1.0 To: Linus Torvalds CC: David Howells , Trond Myklebust , Kernel Mailing List , linux-fsdevel@vger.kernel.org, Andrew Morton Subject: Re: [PATCH] General filesystem cache References: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Is it a file system or a patch to the VFS? I love to see this patch. It is quite useful for me. Is it available for 2.4? David Chow Linus Torvalds wrote: >On Fri, 18 Jul 2003, David Howells wrote: > > >>Here's a patch to add a quasi-filesystem ("CacheFS") that turns a block device >>into a general cache for any other filesystem that cares to make use of its >>facilities. >> >>This is primarily intended for use with my AFS filesystem, but I've designed >>it such that it needs to know nothing about the filesystem it's backing, and >>so it may also be useful for NFS, SMB and ISO9660 for example. >> >> > >Ok. Sounds good. In fact, it's something I've wanted for a while, since >it's also potentially the solution to performance-critical things like >virtual filesystems based on revision control logic etc (traditionally >done with fake NFS servers). > >I did a very very quick scan, and didn't see anything that raised my >hackles. But it's late in the 2.6.x game, and as a result I'm not going to >apply it until I get a lot of feedback from actual users too. > >