From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Greear Subject: Re: Why is gre0 auto-created, and can we fix it? Date: Sat, 21 Jan 2012 09:48:52 -0800 Message-ID: <4F1AFA84.5050201@candelatech.com> References: <4F035BDE.5060409@candelatech.com> <20120103.145931.2188599484081157576.davem@davemloft.net> <4F035F2C.1000003@candelatech.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: David Miller , netdev@vger.kernel.org To: Krzysztof Halasa Return-path: Received: from mail.candelatech.com ([208.74.158.172]:53665 "EHLO ns3.lanforge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750780Ab2AURtJ (ORCPT ); Sat, 21 Jan 2012 12:49:09 -0500 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: On 01/21/2012 09:39 AM, Krzysztof Halasa wrote: > Ben Greear writes: > >>>> As far as I can tell, no other interfaces are auto-created >>>> in this manner. >>> >>> ip6tnl0 and sit0 do it too, just grep for alloc_netdev() under >>> net/{ipv4,ipv6}/ >> >> So, no changing the behaviour? > > Perhaps making it CONFIGurable would be safe enough, not that I like > CONFIG options for all tiny details (one may argue it's not a tiny > detail). > > Haven't looked at the actual code. Seems like it could be a run-time configurable, maybe module or boot option or sysctl or something. I haven't looked any more at the code either...maybe next week (tm). Thanks, Ben -- Ben Greear Candela Technologies Inc http://www.candelatech.com