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