From owner-svn-src-all@FreeBSD.ORG Tue Jan 6 21:11:21 2015 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 2C029FC1; Tue, 6 Jan 2015 21:11:21 +0000 (UTC) Received: from webmail2.jnielsen.net (webmail2.jnielsen.net [50.114.224.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "webmail2.jnielsen.net", Issuer "freebsdsolutions.net" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 087FCB26; Tue, 6 Jan 2015 21:11:20 +0000 (UTC) Received: from [10.10.1.196] (office.betterlinux.com [199.58.199.60]) (authenticated bits=0) by webmail2.jnielsen.net (8.15.1/8.14.9) with ESMTPSA id t06KqUdn053968 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 6 Jan 2015 13:52:33 -0700 (MST) (envelope-from lists@jnielsen.net) X-Authentication-Warning: webmail2.jnielsen.net: Host office.betterlinux.com [199.58.199.60] claimed to be [10.10.1.196] Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 8.1 \(1993\)) Subject: Re: svn commit: r272886 - in head/sys: netinet netinet6 From: John Nielsen In-Reply-To: <201410100609.s9A690NU067686@svn.freebsd.org> Date: Tue, 6 Jan 2015 13:52:29 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: References: <201410100609.s9A690NU067686@svn.freebsd.org> To: Bryan Venteicher X-Mailer: Apple Mail (2.1993) Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 06 Jan 2015 21:11:21 -0000 Bryan- On Oct 10, 2014, at 12:09 AM, Bryan Venteicher = wrote: > Author: bryanv > Date: Fri Oct 10 06:08:59 2014 > New Revision: 272886 > URL: https://svnweb.freebsd.org/changeset/base/272886 >=20 > Log: > Add context pointer and source address to the UDP tunnel callback >=20 > These are needed for the forthcoming vxlan implementation. The = context > pointer means we do not have to use a spare pointer field in the = inpcb, > and the source address is required to populate vxlan's forwarding = table. >=20 > While I highly doubt there is an out of tree consumer of the UDP > tunneling callback, this change may be a difficult to eventually MFC. I noticed this comment while doing an MFC of vxlan to my local tree. Do = you think an MFC to 10-STABLE of this change (and vxlan generally) will = be feasible? Is there precedent for ABI changes like this being = sanctioned? Could symbol versioning help? > Phabricator: https://reviews.freebsd.org/D383 > Reviewed by: gnn >=20 > Modified: > head/sys/netinet/sctputil.c > head/sys/netinet/udp_usrreq.c > head/sys/netinet/udp_var.h > head/sys/netinet6/udp6_usrreq.c Thanks, JN