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Message-ID: <48118FF8.2080204@gmail.com>
Date: Fri, 25 Apr 2008 10:02:00 +0200
From: Jiri Slaby <jirislaby@gmail.com>
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To: David Miller <davem@davemloft.net>
CC: torvalds@linux-foundation.org, zdenek.kabelac@gmail.com, mingo@elte.hu,
       rjw@sisk.pl, paulmck@linux.vnet.ibm.com, linux-kernel@vger.kernel.org,
       akpm@linux-foundation.org, linux-ext4@vger.kernel.org,
       herbert@gondor.apana.org.au, penberg@cs.helsinki.fi, clameter@sgi.com,
       johannes@sipsolutions.net, flamingice@sourmilk.net, jbenc@suse.cz
Subject: Re: 2.6.25-git2: BUG: unable to handle kernel paging request at ffffffffffffffff
References: <alpine.LFD.1.10.0804241841280.2779@woody.linux-foundation.org>	<20080424.185757.254044977.davem@davemloft.net>	<48118B18.5020008@gmail.com> <20080425.004523.146850490.davem@davemloft.net>
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On 04/25/2008 09:45 AM, David Miller wrote:
> I notice Jiri, in your hardware list, you have an ath5k Atheros AR5212 chip
> in there.
> 
> I took a look at the resume code for ath5k but nothing really suspicious
> there except:
> 
> 	err = pci_enable_device(pdev);
> 	if (err)
> 		return err;
> 
> 	pci_restore_state(pdev);
> 
> Shouldn't we restore state before we turn the chip back on and thus
> potentially let it start DMA'ing all over the place?

Hmm, I cut&pasted that code from somewhere, it seems to be broken. Anyway it 
worked for a half a year or so. Mending locally. Thanks.