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Date: Tue, 15 Jan 2013 17:27:19 -0800
From: Dave Hansen <dave@linux.vnet.ibm.com>
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To: Cody P Schafer <cody@linux.vnet.ibm.com>
CC: Linux MM <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Catalin Marinas <catalin.marinas@arm.com>
Subject: Re: [PATCH 14/17] mm/memory_hotplug: factor out zone+pgdat growth.
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On 01/15/2013 04:24 PM, Cody P Schafer wrote:
> Create a new function grow_pgdat_and_zone() which handles locking +
> growth of a zone & the pgdat which it is associated with.

Why is this being factored out?  Will it be reused somewhere?