linux-kernel - Re: [PATCH 0/1] x86: Reduce Memory Usage for large CPU count systems v2

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Message-Id: <20070921031606.055ab52e.akpm@linux-foundation.org>
Date:	Fri, 21 Sep 2007 03:16:06 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	travis@....com
Cc:	Andi Kleen <ak@...e.de>, Christoph Lameter <clameter@....com>,
	Jack Steiner <steiner@....com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/1] x86: Reduce Memory Usage for large CPU count
 systems v2

On Thu, 20 Sep 2007 14:30:04 -0700 travis@....com wrote:

> Obviously, the IRQ arrays are of greater importance for
> size reduction.  Any suggestions, or threads I should read
> are gratefully accecpted... ;-)

hard.  Convert them to a radix-tree I suppose.  powerpc alrady does that
but it open-codes it in some fashion.  Don't look at it ;)
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