linux-kernel - Re: [patch] net: dev

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Message-Id: <20061211120945.d75db2b4.akpm@osdl.org>
Date:	Mon, 11 Dec 2006 12:09:45 -0800
From:	Andrew Morton <akpm@...l.org>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	David Miller <davem@...emloft.net>, mingo@...e.hu,
	alan@...rguk.ukuu.org.uk, lenb@...nel.org,
	linux-kernel@...r.kernel.org, ak@...e.de, torvalds@...l.org
Subject: Re: [patch] net: dev_watchdog() locking fix

On Mon, 11 Dec 2006 18:51:11 +1100
Herbert Xu <herbert@...dor.apana.org.au> wrote:

> On Sun, Dec 10, 2006 at 11:45:08PM -0800, Andrew Morton wrote:
> > 
> > It spits a nasty during bringup
> > 
> > e1000: eth0: e1000_probe: Intel(R) PRO/1000 Network Connection
> > forcedeth.c: Reverse Engineered nForce ethernet driver. Version 0.59.
> > netconsole: device eth0 not up yet, forcing it
> > e1000: eth0: e1000_watchdog: NIC Link is Up 100 Mbps Full Duplex
> > WARNING (!__warned) at kernel/softirq.c:137 local_bh_enable()
> 
> Normally networking isn't invoked with interrupts turned off, but
> I suppose we don't have a choice here.  This is unique being a
> place where you can get called with BH on, off, or IRQs off.
> 
> Given that this is only used for printk, the easiest solution is
> probably just to disable local IRQs instead of BH.
> 

I'll try that.  I wonder what will explode now..
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