Re: [RFC][PATCH 0/2] Quicklist is slighly problematic.

[David Miller]

From: Robin Holt <holt@xxxxxxx>
Date: Wed, 20 Aug 2008 21:13:32 -0500

> One problem I see is somebody got rid of the node awareness.  We used
> to not put pages onto a quicklist when they were being released from a
> different node than the cpu is on.  Not sure where that went.  It was
> done because of the trap page problem described here.

NUMA awareness is one of the reasons I keep thinking about dropping
quicklist usage on sparc64.

Using SLAB/SLUB for the page table bits with appropriate constructor
and destructor bits ought to be able to approximate the gains
from avoiding the initialization for cached objects.
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