netdev - Re: via_rhine kernel crashes in 2.6.32

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Date:	Tue, 22 Dec 2009 16:26:59 +0100
From:	Roger Luethi <rl@...lgate.ch>
To:	Andrey Rahmatullin <wrar@...linux.org>
Cc:	Jarek Poplawski <jarkao2@...il.com>,
	Christian Kujau <lists@...dbynature.de>,
	LKML <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org
Subject: Re: via_rhine kernel crashes in 2.6.32

On Tue, 22 Dec 2009 20:00:45 +0500, Andrey Rahmatullin wrote:
> On Tue, Dec 22, 2009 at 01:38:17PM +0000, Jarek Poplawski wrote:
> > > > It looks like napi_disable() should be illegal in ndo_tx_timeout().
> > > > Here is a patch which moves most of the timeout work to a workqueue,
> > > > similarly to tg3 etc. It should prevent at least one of reported
> > > > bugs. Alas I can't even check-compile it at the moment, so let me
> > > > know on any problems.
> > > It seems I needlessly changed locking btw, so here it is again.
> > Hmm... On the other hand, it definitely needs at least _bh now...
> I've tried this patch. There are lots of "Transmit timed out", but no
> crashes.

ACK. Looks like you guys tracked down the crashing and fixed it (thanks!).
I suspect we shouldn't have to reset due to timeouts that often, but that's
another story.

Roger
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