From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: PATCH: Network Device Naming mechanism and policy Date: Fri, 9 Oct 2009 10:22:23 -0700 Message-ID: <20091009172223.GA4649@kroah.com> References: <20091009140000.GA18765@mock.linuxdev.us.dell.com> <20091009163613.GA3414@kroah.com> <20091009171724.GA11004@auslistsprd01.us.dell.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Narendra K , netdev@vger.kernel.org, linux-hotplug@vger.kernel.org, jordan_hargrave@dell.com To: Matt Domsch Return-path: Received: from kroah.org ([198.145.64.141]:59064 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751882AbZJIRZf (ORCPT ); Fri, 9 Oct 2009 13:25:35 -0400 Content-Disposition: inline In-Reply-To: <20091009171724.GA11004@auslistsprd01.us.dell.com> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, Oct 09, 2009 at 12:17:24PM -0500, Matt Domsch wrote: > > uevents aren't namespaced. Presumably that means /dev can't be > polyinstantiated. Therefore, all devnodes in /dev/netdev/* will be > visible to all processes, where 'ifconfig' and friends would only show > device names in the processes namespace. This doesn't mean the app > can _do_ anything (it's the same as if it tried to act on a device > using an ifindex for a device not in its namespace), but yes, the fact > that such a device exists will be exposed. That's the problem that the sysfs namespace patches were trying to address. Now I'm not saying it is a valid thing to try to work with this kind of crazy, I was just wondering how it would work out. Looks like it doesn't :) thanks, greg k-h