Re: [PATCH] Convert pgtable cache to slab

From: David Mosberger <davidm_at_napali.hpl.hp.com>
Date: 2005-02-16 06:46:21
>>>>> On Tue, 15 Feb 2005 13:31:48 -0600, Robin Holt <holt@sgi.com> said:

  Robin> Is there a strong objection to implementing 4 levels of 16k
  Robin> page tables for now and then, if someone else sees a need,
  Robin> convert to using long page table format and adjust page
  Robin> tables as needed at that point in time.

I certainly don't want to switch my machines to 4-levels.  There is
zero need for that on the machines I use, so why pay the overhead of
an extra level?

BTW: why do you want 4-level/16KB over 3-level/64KB?

	--david
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Received on Tue Feb 15 14:46:59 2005

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