linux-kernel - Re: [PATCH -mm 13/25] Noreclaim LRU Infrastructure

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Message-ID: <48503B13.5020508@firstfloor.org>
Date:	Wed, 11 Jun 2008 22:52:35 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Andy Whitcroft <apw@...dowen.org>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Rik van Riel <riel@...hat.com>, clameter@....com,
	linux-kernel@...r.kernel.org, lee.schermerhorn@...com,
	kosaki.motohiro@...fujitsu.com, linux-mm@...ck.org,
	eric.whitney@...com, Paul Mundt <lethal@...ux-sh.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH -mm 13/25] Noreclaim LRU Infrastructure


> The problem will come with SPARSEMEM as that stores the section number
> in the reserved field.  Which can mean we need the whole reserve, and
> there is currently no simple way to remove that.

Why do you need that many sections on i386?

-Andi
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