From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomas M Subject: Re: [RFC 7/8] Aufs2: mmap Date: Mon, 23 Feb 2009 10:18:47 +0100 Message-ID: <49A269F7.3040602@slax.org> References: <7558.1235374266@jrobl> <7828.1235374676@jrobl> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org To: hooanon05@yahoo.co.jp Return-path: Received: from cuda1.bluetone.cz ([212.158.128.5]:44392 "EHLO mail.bluetone.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753704AbZBWJSa (ORCPT ); Mon, 23 Feb 2009 04:18:30 -0500 In-Reply-To: <7828.1235374676@jrobl> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: > In Unionfs, it took an approach which the memory pages mapped to > filedata are copied from the lower (real) file into the Unionfs's > virtual one and handles it by address_space operations. Recently Unionfs > changed it to this approach which aufs adopted since Jul 2006. I think there are much more areas where people around unionfs actually get the good ideas from AUFS. But it appears most projects already switched from StonyBrook's unionfs to AUFS, since AUFS proves to be better for many years. Tomas M slax.org