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From: Segher Boessenkool <segher@kernel.crashing.org>
Subject: Re: [PATCH 12/18] bootwrapper: Make ft_get_parent() return a phandle,
	and NULL if already top-level.
Date: Tue, 30 Jan 2007 20:56:10 +0100
To: Scott Wood <scottwood@freescale.com>
Cc: linuxppc-dev@ozlabs.org
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> It also now returns NULL as the parent of the toplevel node, rather  
> than
> just returning the toplevel node again (which made it rather  
> useless in
> loops).

Great, that's how "real" OF handles this as well.  In
a similar vein, peer(0) should return the root node --
does it?


Segher