From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [RFC][2.6 patch] Allow creation of new namespaces during mount system call Date: Sat, 30 Apr 2005 09:56:56 +0100 Message-ID: <20050430085656.GA23513@infradead.org> References: <20050420033304.GO13052@parcelfarce.linux.theplanet.co.uk> <20050420094558.GB10167@mail.shareable.org> <20050420102711.GR13052@parcelfarce.linux.theplanet.co.uk> <20050420120340.GC10167@mail.shareable.org> <20050420123945.GS13052@parcelfarce.linux.theplanet.co.uk> <1114015886.4920.120.camel@localhost> <20050420170921.GT13052@parcelfarce.linux.theplanet.co.uk> <1114021996.4920.168.camel@localhost> <20050420220429.GB21150@mail.shareable.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Ram , Al Viro , Eric Van Hensbergen , linux-fsdevel@vger.kernel.org Return-path: Received: from pentafluge.infradead.org ([213.146.154.40]:45230 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S261163AbVD3I5C (ORCPT ); Sat, 30 Apr 2005 04:57:02 -0400 To: Jamie Lokier Content-Disposition: inline In-Reply-To: <20050420220429.GB21150@mail.shareable.org> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Wed, Apr 20, 2005 at 11:04:29PM +0100, Jamie Lokier wrote: > The problem is the current mechanism _forces_ the user to have > different environments on the same box - there's no choice. > > Which is, as Al says, just like environment variables. > > But not like files - if I create a file called $HOME/foo, I expect > that I can access it from a different login. I might want to have > different environments, but that's not the _default_ when dealing with > files. > > The question is whether private user-mounts should, by default, behave > more like environment variables or more like files. I think you're a little confused. Files are a global ressource and as such it makes sense to see them everywhere. But you're not arguing for making the namespace a global ressource (again), but a per-user one, which has no precedence.