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From: Segher Boessenkool <segher@kernel.crashing.org>
Subject: Re: #cpus property
Date: Tue, 27 Feb 2007 00:33:05 +0100
To: "Yoder Stuart-B08248" <stuart.yoder@freescale.com>
Cc: linuxppc-dev@ozlabs.org
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> Anyone know the origin of the #cpus property that seems to be in most 
> of
> the DTS files.  It seems to be documented nowhere.

It was there in the first DTS file to hit the kernel
source tree.  Probably all others just copied that.

> It's obviously describing how many cpus exist.  However, greping the
> kernel source turns up no references to it.
>
> Is it supposed to be required for all cpus nodes?  Are there plans to
> actually use it?

It is utterly redundant as simply looking at the number
of child nodes of /cpus/ will tell you the same thing.

Well *hopefully* the same thing, heh.


Segher