netdev - Re: [PCNET32] Lock solid with netconsole

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Date:	Wed, 30 May 2007 09:43:47 +0200
From:	Emmanuel Fusté <emmanuel.fuste@...oste.net>
To:	"romieu" <romieu@...zoreil.com>
Cc:	"tsbogend" <tsbogend@...ha.franken.de>,
	"lsorense" <lsorense@...lub.uwaterloo.ca>,
	"pcnet32" <pcnet32@...izon.net>, "netdev" <netdev@...r.kernel.org>
Subject: Re: [PCNET32] Lock solid with netconsole

> Even if the driver-agnostic part of the irq processing can be interrupted
> locally, the irq handlers are run sequentially on a given cpu. It does not
> leave a lot of room for a deadlock-prone printk().
> 
> It _can_ happen but I'd prefer to pinpoint a specific candidate path
> where it would have happened.
> 
Hi,

Could this bug fix from Stephen Hemminger be another track to follow ?
http://marc.info/?l=linux-netdev&m=118048588011069&w=2
If you think so, I could give it a try whitout applying the "spin_lock_irqsave" patch.


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