From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <benh@kernel.crashing.org>
Subject: Re: [RFC patch] powerpc: Add topology_ready to machdep calls
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Geoff Levand <geoffrey.levand@am.sony.com>
In-Reply-To: <49935F81.7060203@am.sony.com>
References: <49935F81.7060203@am.sony.com>
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Date: Thu, 12 Feb 2009 15:21:59 +1100
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On Wed, 2009-02-11 at 15:30 -0800, Geoff Levand wrote:
> Add a new member topology_ready to the powerpc machdep_calls
> structure.
> 
> The NUMA hot plug memory routines require the NUMA node to have
> been registered via register_one_node() prior to adding memory
> to the node.  The powerpc arch registers NUMA nodes during
> startup in its topology_init() routine.

Just a question.. what's wrong with just using some later kind of
initcall ? You want to get the memory added as early as possible ?

Cheers,
Ben.