netdev - Re: [RFC][PATCH 1/6] mm: slab allocation fairness

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Message-ID: <Pine.LNX.4.64.0611301132530.24161@schroedinger.engr.sgi.com>
Date:	Thu, 30 Nov 2006 11:33:32 -0800 (PST)
From:	Christoph Lameter <clameter@....com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
cc:	netdev@...r.kernel.org, linux-mm@...ck.org,
	David Miller <davem@...emloft.net>
Subject: Re: [RFC][PATCH 1/6] mm: slab allocation fairness

On Thu, 30 Nov 2006, Peter Zijlstra wrote:

> No, the forced allocation is to test the allocation hardness at that
> point in time. I could not think of another way to test that than to
> actually to an allocation.

Typically we do this by checking the number of free pages in a zone 
compared to the high low limits. See mmzone.h.
 
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