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Subject: Re: [PATCH] page coloring for 2.4.18 kernel
From: Robert Love <rml@tech9.net>
To: Dieter =?ISO-8859-1?Q?N=FCtzel?= <Dieter.Nuetzel@hamburg.de>
Cc: Jason Papadopoulos <jasonp@boo.net>, George Anzinger <george@mvista.com>,
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Date: 23 Apr 2002 17:53:33 -0400
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On Tue, 2002-04-23 at 17:51, Dieter N?tzel wrote:

> Page coloring for 2.4.18+ isn't preempt save?
> 
> It gave ~10% speedup for memory intensive apps on my single  1 GHz Athlon II 
> SlotA (0,18?m, L2 512K) but look the system hard from time to time. Nothing 
> in the logs.
> 
> I've changed the patch for 2.4.19-pre7 + vm3 + latest rml-O(1) + preempt.

Beats me.  Some of the implementations of page colouring I have seen are
not even SMP-safe.

"Don't do that"

	Robert Love

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