linux-kernel - Re: partition sysfs OOPS in current GIT

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Message-Id: <20080206.223944.200455039.davem@davemloft.net>
Date:	Wed, 06 Feb 2008 22:39:44 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	gregkh@...e.de
Cc:	linux-kernel@...r.kernel.org, kay.sievers@...y.org
Subject: Re: partition sysfs OOPS in current GIT

From: Greg KH <gregkh@...e.de>
Date: Wed, 6 Feb 2008 22:42:10 -0800

> On Wed, Feb 06, 2008 at 10:05:44PM -0800, David Miller wrote:
> > I found the problem, it's the "whole_disk" partition attribute.
> 
> I don't understand that code at all, on 2.6.24, what does reading that
> file give you?  At first glance, I don't see how that file would spit
> out anything and not give you the same kind of oops.
> 
> you are in a maze of kobject pointers, all alike...

It's supposed to just exist, and be an empty zero length file.
That's why it's given no ->show method pointer.

It's existence just means that the partition is a "whole disk"
partition type.
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