From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [PATCH] tcp: don't allow unfair congestion control to be built without warning Date: Fri, 27 Oct 2006 14:24:02 -0700 Message-ID: <20061027142402.07a47f3f@freekitty> References: <20061027152157.GB4632@c3po.0xdef.net> <45422A31.7070806@osdl.org> <20061027103016.3e8514d7@freekitty> <20061027.141749.41635827.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: hagen@jauu.net, jheffner@psc.edu, netdev@vger.kernel.org Return-path: Received: from smtp.osdl.org ([65.172.181.4]:55759 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1752474AbWJ0VYU (ORCPT ); Fri, 27 Oct 2006 17:24:20 -0400 To: David Miller In-Reply-To: <20061027.141749.41635827.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Fri, 27 Oct 2006 14:17:49 -0700 (PDT) David Miller wrote: > From: Stephen Hemminger > Date: Fri, 27 Oct 2006 10:30:16 -0700 > > > My proposed method restricting TCP choices to fair algorithms. > > This a net wide, not system wide issue, it should not be done > > by kernel policy choice (capability), but by a build choice. > > I think this sucks even worse than the current situation. > > How difficult is it to understand that an administrator might > like to be able to build in and experiment with some congestion > control algorithms, yet still be able to keep his normal users > from using them? Only some (very few) have any bad consequences. So the typical distribution should be able to switch with most available for everyone, and only a few needing special privileges. -- Stephen Hemminger