From owner-freebsd-stable@FreeBSD.ORG  Fri Sep 12 23:16:43 2014
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 9C619D00;
 Fri, 12 Sep 2014 23:16:43 +0000 (UTC)
Received: from esa-jnhn.mail.uoguelph.ca (esa-jnhn.mail.uoguelph.ca
 [131.104.91.44]) by mx1.freebsd.org (Postfix) with ESMTP id 52645975;
 Fri, 12 Sep 2014 23:16:43 +0000 (UTC)
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AqIEAIB+E1SDaFve/2dsb2JhbABfhDuCeMosgyEBgSB4hAMBAQEDASNWBRYOCgICDRkCWQaITQinN5V1AReBLI1tNAeCeYFTBZo3hAmUB4N9IYF3gQcBAQE
X-IronPort-AV: E=Sophos;i="5.04,515,1406606400"; d="scan'208";a="153792643"
Received: from muskoka.cs.uoguelph.ca (HELO zcs3.mail.uoguelph.ca)
 ([131.104.91.222])
 by esa-jnhn.mail.uoguelph.ca with ESMTP; 12 Sep 2014 19:16:42 -0400
Received: from zcs3.mail.uoguelph.ca (localhost.localdomain [127.0.0.1])
 by zcs3.mail.uoguelph.ca (Postfix) with ESMTP id 3FB27B3EE4;
 Fri, 12 Sep 2014 19:16:42 -0400 (EDT)
Date: Fri, 12 Sep 2014 19:16:42 -0400 (EDT)
From: Rick Macklem <rmacklem@uoguelph.ca>
To: Glen Barber <gjb@FreeBSD.org>
Message-ID: <1808222501.35730810.1410563802251.JavaMail.root@uoguelph.ca>
In-Reply-To: <20140912223515.GS1198@hub.FreeBSD.org>
Subject: Re: svn commit: r267935 - head/sys/dev/e1000 (with work around?)
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 7bit
X-Originating-IP: [172.17.91.209]
X-Mailer: Zimbra 7.2.6_GA_2926 (ZimbraWebClient - FF3.0 (Win)/7.2.6_GA_2926)
Cc: stable@freebsd.org, Jack Vogel <jfvogel@gmail.com>
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.18-1
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable/>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 12 Sep 2014 23:16:43 -0000

Glen Barber wrote:
> On Fri, Sep 12, 2014 at 05:13:19PM -0400, Mike Tancsa wrote:
> > On 9/12/2014 5:00 PM, Rick Macklem wrote:
> > >
> > >So, either run with TSO disabled or reduce the rsize, wsize of all
> > >NFS
> > >mounts to 32768 (which reduces the # of mbufs in a transmit list
> > >to 19).
> > 
> > Thanks!  Perhaps this should be in the errata notice for 10.1 ?
> > 
>  
> We'll add it.
> 
The patches are in 10.1. I thought his report said 10.0 in the message.

If Mike is running a recent stable/10 or releng/10.1, then it has been
patched for this and NFS should work with TSO enabled. If it doesn't,
then something else is broken.

rick

> Thanks.
> 
> Glen
> 
>