netdev - Re: Gianfar driver failing on MPC8641D based board

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Message-ID: <20100225174935.GA32370@oksana.dev.rtsoft.ru>
Date:	Thu, 25 Feb 2010 20:49:35 +0300
From:	Anton Vorontsov <avorontsov@...mvista.com>
To:	Martyn Welch <martyn.welch@...com>
Cc:	linuxppc-dev list <linuxppc-dev@...abs.org>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Sandeep Gopalpet <Sandeep.Kumar@...escale.com>,
	davem@...emloft.net, Kumar Gala <galak@...nel.crashing.org>
Subject: Re: Gianfar driver failing on MPC8641D based board

On Thu, Feb 25, 2010 at 07:51:41PM +0300, Anton Vorontsov wrote:
> On Thu, Feb 25, 2010 at 04:46:54PM +0000, Martyn Welch wrote:
> [...]
> > > nfs: server 192.168.0.1 not responding, still trying
> > >   
> > 
> > Further testing has shown that this isn't restricted to warm reboots, it
> > happens from cold as well. In addition, the exact timing of the failure
> > seems to vary, some boots have got further before failing.
> 
> Unfortunately I don't have any 8641 boards near me, so I can't
> debug this myself. Though, I tested gianfar on MPC8568E-MDS with
> 2.6.33 kernel, and it seems to work just fine.
> 
> I see you use SMP. Can you try to turn it off? If that will fix
> the issue, then it'll be a good data point.
> 
> Meanwhile, I'll try SMP kernel on MPC8568 (UP), and let you
> know the results.

Nope, no luck. Can't trigger the issue. :-/
Tested with NFS boot, TCP and UDP netperf tests.

-- 
Anton Vorontsov
email: cbouatmailru@...il.com
irc://irc.freenode.net/bd2
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