From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Suchanek Subject: Re: [PATCH 0/7] overlay filesystem: request for inclusion Date: Thu, 16 Jun 2011 11:45:45 +0200 Message-ID: References: <1306932380-10280-1-git-send-email-miklos@szeredi.hu> <4540f7aa16724111bd792a1d577261c2@HUBCAS1.cs.stonybrook.edu> <954F11FF-339B-48E2-8358-A158DE1E53BC@fsl.cs.sunysb.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Andrew Morton , Miklos Szeredi , "viro@ZenIV.linux.org.uk Viro" , Linus Torvalds , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, apw@canonical.com, nbd@openwrt.org, neilb@suse.de, jordipujolp@gmail.com, mszeredi@suse.cz, "J. R. Okajima" To: Erez Zadok Return-path: Received: from mail-pz0-f46.google.com ([209.85.210.46]:48591 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757505Ab1FPJqG convert rfc822-to-8bit (ORCPT ); Thu, 16 Jun 2011 05:46:06 -0400 In-Reply-To: <954F11FF-339B-48E2-8358-A158DE1E53BC@fsl.cs.sunysb.edu> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On 16 June 2011 08:51, Erez Zadok wrote: > On Jun 8, 2011, at 3:32 PM, Andrew Morton wrote: > > Val, Jan, Bharata, and others have spent untold amounts of time tryin= g to develop a VFS-based approach. =C2=A0In lieu of stackable file syst= em approaches, I was hoping to see those VFS-based approaches get the s= upport needed to get merged, and yet they have not. =C2=A0It appears th= at development of the VFS-based approaches has stalled, sadly. =C2=A0To= be fair, I have argued before that adding a lot of code to the VFS "ju= st" to support unioning was a bad idea (see http://lkml.org/lkml/2007/1= 2/13/242). =C2=A0And I also felt that it was going to be hard to suppor= t approaches which required changes (however small) to many individual = file systems (e.g., to add native whiteout support). But was I'd have b= een happy to see a VFS-based approach get merged, if the Powers That Be= [=E2=84=A2] sanctioned it. Is there any reason why unionmount could not use the xattrs which are natively supported by most filesystem already like overlayfs does? That would cut on the sheer number of patches required to get it working. Thanks Michal -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html