From owner-freebsd-net@FreeBSD.ORG  Thu Sep 21 18:06:56 2006
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
X-Original-To: freebsd-net@freebsd.org
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id D602B16A417
	for <freebsd-net@freebsd.org>; Thu, 21 Sep 2006 18:06:56 +0000 (UTC)
	(envelope-from andre@freebsd.org)
Received: from c00l3r.networx.ch (c00l3r.networx.ch [62.48.2.2])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 1D2EB43D5E
	for <freebsd-net@freebsd.org>; Thu, 21 Sep 2006 18:06:54 +0000 (GMT)
	(envelope-from andre@freebsd.org)
Received: (qmail 41895 invoked from network); 21 Sep 2006 18:09:36 -0000
Received: from dotat.atdotat.at (HELO [62.48.0.47]) ([62.48.0.47])
	(envelope-sender <andre@freebsd.org>)
	by c00l3r.networx.ch (qmail-ldap-1.03) with SMTP
	for <freebsd-current@freebsd.org>; 21 Sep 2006 18:09:36 -0000
Message-ID: <4512D4BD.8020506@freebsd.org>
Date: Thu, 21 Sep 2006 20:06:53 +0200
From: Andre Oppermann <andre@freebsd.org>
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US;
	rv:1.8b) Gecko/20050217
MIME-Version: 1.0
To: freebsd-current@freebsd.org
References: <4511B9B1.2000903@freebsd.org> <20060921114431.GF27667@FreeBSD.org>
	<4512850A.5000107@freebsd.org>
In-Reply-To: <4512850A.5000107@freebsd.org>
Content-Type: text/plain; charset=KOI8-R; format=flowed
Content-Transfer-Encoding: 7bit
Cc: alc@freebsd.org, freebsd-net@freebsd.org,
	Gleb Smirnoff <glebius@FreeBSD.org>, tegge@freebsd.org,
	gallatin@cs.duke.edu
Subject: Re: Much improved sendfile(2) kernel implementation
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 21 Sep 2006 18:06:56 -0000

Andre Oppermann wrote:
> Gleb Smirnoff wrote:
>> Is there RELENG_6 version of your patch. If there is one, we can test it
>> quite extensively.
> 
> This patch does not fully apply to RELENG_6 as there are some small changes
> and a bit locking differences.  It shouldn't be too hard to adapt it.  You
> won't get TSO speedups though and we can't MFC TSO because it changes the
> ABI+API for network drivers.

Actually forget what I said about TSO.  That can go in as it doesn't change
the ABI and only extends the API in a compatible way.  What can't go in are
the recent VLAN changes but that's completely unrelated to TSO.

-- 
Andre