netdev - Re: tg3 stops working when NFS is involved

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Date:	Mon, 8 Jun 2009 09:40:38 -0700
From:	"Matt Carlson" <mcarlson@...adcom.com>
To:	"Christian Kujau" <lists@...dbynature.de>
cc:	LKML <linux-kernel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"Matthew Carlson" <mcarlson@...adcom.com>
Subject: Re: tg3 stops working when NFS is involved

On Sun, Jun 07, 2009 at 10:18:52PM -0700, Christian Kujau wrote:
> On Sun, 7 Jun 2009, Christian Kujau wrote:
> > anything else - so, I figure it's not a client problem. And I'm not sure 
> > if it's NFS problem either, because restarting the NFS server doesn't do 
> > anything, I really have to rmmod/modprobe the tg3 module. OTOH, I cannot 
> > reproduce this without NFS: running e.g. iperf (TCP, UDP) did not trigger 
> > it.
> 
> Just tested with Samba - after a few megabytes of transmitted data, tg3 stops 
> working, with no messages printed in the kernel log :-\
> 
> I don't know why iperf does not trigger it though....

Hi Christian.  This seems to be a common problem with the 5906 on some
notebooks.  The word on the street is that turning sg off through
ethtool seems to avoid the problem.  While I dig deeper into this
problem, you could try that and see if it helps you.

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