linux-kernel - Re: [PATCH] sworks-agp: Switch to PCI ref counting APIs

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Date:	Thu, 26 Apr 2007 14:13:06 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	davej@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sworks-agp: Switch to PCI ref counting APIs

On Wed, 25 Apr 2007 19:21:58 -0700
Andrew Morton <akpm@...ux-foundation.org> wrote:

> On Mon, 23 Apr 2007 14:51:29 +0100 Alan Cox <alan@...rguk.ukuu.org.uk> wrote:
> 
> >  {
> >  	struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
> >  
> > +	pci_dev_put(bridge->dev);
> >  	agp_remove_bridge(bridge);
> >  	agp_put_bridge(bridge);
> > +	pci_dev_put(serverworks_private.svrwrks_dev)
> > +	serverworks_private.svrwrks_dev = NULL;
> 
> err, guys?

I merely fixed the code to refcount, the actual code itself is complete
bollocks and does exactly what that implies. It also explodes if you ever
use the hotplug testing code to simulate a plug or replug and goes
completely bonkers if you put two of them in a qemu simulator 8)

Alan
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