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

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Date:	Wed, 06 Feb 2008 22:42:45 -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 22:44:07 -0800

> On Wed, Feb 06, 2008 at 10:05:44PM -0800, David Miller wrote:
> > From: Greg KH <gregkh@...e.de>
> > Date: Wed, 6 Feb 2008 21:47:38 -0800
> > 
> > > On Wed, Feb 06, 2008 at 08:06:18PM -0800, David Miller wrote:
> > > > I redid the bisect to make sure it absolutely was that specific
> > > > changeset, and it is.
> > > 
> > > Thanks for doing that, I'll let you know when I have a patch to test.
> > 
> > I found the problem, it's the "whole_disk" partition attribute.
> > 
> > Look in fs/partitions/check.c:add_partition() where it tests the
> > ADDPART_FLAG_WHOLEDISK flag.
> 
> So, if you just comment out that whole "if (flags &
> ADDPART_FLAG_WHOLEDISK)" chunk, does the oops go away?  I think that is
> the real solution here as I don't see what this attribute is supposed to
> be showing.

See my other reply, it's supposed to just exist and be
a zero length file.  udev looks for it to determine
which partition is the "whole disk" partition
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