linux-kernel - Re: [QUICKLIST 4/6] x86

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Date:	Sun, 11 Mar 2007 08:54:05 +0100
From:	Andi Kleen <ak@...e.de>
To:	Christoph Lameter <clameter@....com>
Cc:	linux-kernel@...r.kernel.org, ak@...e.com,
	linux-ia64@...r.kernel.org, holt@....com, mpm@...enic.com
Subject: Re: [QUICKLIST 4/6] x86_64: Single Quicklist

On Sunday 11 March 2007 03:09, Christoph Lameter wrote:
> x86_64: Convert to use a single quicklists
> 
> This adds caching of pgds and puds, pmds, pte. That way we can
> avoid costly zeroing and initialization of special mappings in the
> pgd.
> 
> The first patch just adds a simple implementation using a single
> quicklist. As a consequence we need to zero a pgd before returning
> it to the pool.


This and i386 version are ok to me, although it might be better to just
finish __GFP_ZERO support to do this.

-Andi
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