From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [patch 0/4] [resend] Add configuration options to disable features not needed on embedded devices Date: Thu, 31 Jul 2008 03:25:53 -0700 (PDT) Message-ID: <20080731.032553.67275433.davem@davemloft.net> References: <1217498355.3454.103.camel@pmac.infradead.org> <20080731.030205.153067850.davem@davemloft.net> <1217499316.3454.118.camel@pmac.infradead.org> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1217499316.3454.118.camel@pmac.infradead.org> Sender: linux-embedded-owner@vger.kernel.org List-ID: Content-Type: Text/Plain; charset="us-ascii" To: dwmw2@infradead.org Cc: torvalds@linux-foundation.org, thomas.petazzoni@free-electrons.com, linux-kernel@vger.kernel.org, linux-embedded@vger.kernel.org, michael@free-electrons.com From: David Woodhouse Date: Thu, 31 Jul 2008 11:15:16 +0100 > While I agree with Andrew's observation, I'd also respectfully submit > that your argument is more fundamentally bogus than that. TCP and UDP > are _not_ universally available. They go away if you set CONFIG_INET=n. Like I said, people can locally patch their systems if they really want to rip out fundamental things like multicast support. Some folks might find it instructive to do a google code search or similar on the multicast socket options this things dikes out of the tree. Even simple things like NTP will spew failures with this CONFIG_IGMP thing turned off. And that's just the tip of the iceberg.