From owner-svn-src-stable@FreeBSD.ORG  Sat May 28 07:52:57 2011
Return-Path: <owner-svn-src-stable@FreeBSD.ORG>
Delivered-To: svn-src-stable@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 9FD46106564A;
	Sat, 28 May 2011 07:52:57 +0000 (UTC)
	(envelope-from lstewart@freebsd.org)
Received: from lauren.room52.net (lauren.room52.net [210.50.193.198])
	by mx1.freebsd.org (Postfix) with ESMTP id 5FA888FC0A;
	Sat, 28 May 2011 07:52:57 +0000 (UTC)
Received: from lstewart-laptop.caia.swin.edu.au
	(124-171-49-27.dyn.iinet.net.au [124.171.49.27])
	by lauren.room52.net (Postfix) with ESMTPSA id B20197E824;
	Sat, 28 May 2011 17:34:28 +1000 (EST)
Message-ID: <4DE0A583.2030300@freebsd.org>
Date: Sat, 28 May 2011 17:34:27 +1000
From: Lawrence Stewart <lstewart@freebsd.org>
User-Agent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US;
	rv:1.9.2.17) Gecko/20110504 Lightning/1.0b2 Thunderbird/3.1.10
MIME-Version: 1.0
To: Lawrence Stewart <lstewart@FreeBSD.org>
References: <201105280723.p4S7NQg4073195@svn.freebsd.org>
In-Reply-To: <201105280723.p4S7NQg4073195@svn.freebsd.org>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
X-Spam-Status: No, score=0.0 required=5.0 tests=UNPARSEABLE_RELAY
	autolearn=unavailable version=3.3.1
X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on lauren.room52.net
Cc: svn-src-stable@FreeBSD.org, svn-src-all@FreeBSD.org,
	src-committers@FreeBSD.org, svn-src-stable-8@FreeBSD.org
Subject: Re: svn commit: r222407 - stable/8/sys/netinet
X-BeenThere: svn-src-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: SVN commit messages for all the -stable branches of the src tree
	<svn-src-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable>, 
	<mailto:svn-src-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-stable>
List-Post: <mailto:svn-src-stable@freebsd.org>
List-Help: <mailto:svn-src-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable>,
	<mailto:svn-src-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 28 May 2011 07:52:57 -0000

On 05/28/11 17:23, Lawrence Stewart wrote:
> Author: lstewart
> Date: Sat May 28 07:23:26 2011
> New Revision: 222407
> URL: http://svn.freebsd.org/changeset/base/222407
>
> Log:
>    MFC r216753,217221:
>
>    Add a new sack hint to track the most recent and highest sacked sequence number.
>    This will be used by the incoming Enhanced RTT Khelp module.

I should have added:

The MFCed code was tweaked to preserve the ABI of the 8-STABLE branch 
with respect to "struct tcpcb" by consuming some of the padding within 
the sackhint struct.

Cheers,
Lawrence