From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Heffner Date: Wed, 01 Feb 2006 21:40:02 +0000 Subject: Re: [RFC] TCP MTU probing Message-Id: <200602011640.02318.jheffner@psc.edu> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: dccp@vger.kernel.org On Monday 30 January 2006 20:21, Ian McDonald wrote: > On 1/31/06, David S. Miller wrote: > > From: John Heffner > > Date: Tue, 06 Dec 2005 14:42:53 -0500 > > > > > I'd like to get a few people at least to look this over, and maybe give > > > it a try. One remaining item to consider is how best to cache the > > > state between connections. Are there any major concerns or > > > reservations about this approach, or the patch itself? > > Just having a read of this now (missed first time round) and I see > that PMTUD as per this RFC is also allowed by DCCP in it's spec > (Section 14.1). > > > and then I'll happily at this in for net-2.6.17 > > At some future stage we should merge this into the DCCP tree too. > Looking at the code there are quite a few places where it has TCP in > there where maybe it would be better to have IP in there to save > further changes when DCCP starts to use the code.... That would be good. I think SCTP should do this as well. I moved struct mtup from struct tcp_sock to struct inet_connection_sock. I think most of the actual code really ends up being pretty protocol-specific though. -John