linux-kernel - Re: [PATCH] move the kernel to 16MB for NUMA-Q

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Message-ID: <20070611201716.3ab98187@the-village.bc.nu>
Date:	Mon, 11 Jun 2007 20:17:16 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Dave Jones <davej@...hat.com>
Cc:	Jan Engelhardt <jengelh@...putergmbh.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andy Whitcroft <apw@...dowen.org>,
	Steve Fox <drfickle@...ibm.com>, Mel Gorman <mel@....ul.ie>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] move the kernel to 16MB for NUMA-Q

> Do such beasts even exist ?  My memories of low-memory x86en I had
> only allowed power of 2 memory sizes.

They existed. If you had two memory banks you could load 4MB and 1MB. If
you had a single set of memory sockets then you got powers of two
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