Re: [QUICKLIST 0/6] Arch independent quicklists V1

From: David Miller <davem_at_davemloft.net>
Date: 2007-03-12 22:23:26
From: Christoph Lameter <clameter@sgi.com>
Date: Mon, 12 Mar 2007 04:12:32 -0700 (PDT)

> On Sun, 11 Mar 2007, David Miller wrote:
> 
> > I'm going to make the radical declaration that it be perhaps often
> > better to always initialize page table chunks to all zeros on
> > allocation.
> 
> That is the case if most of the page is going to be used soon. If we have 
> sparse access patterns then not zeroing can avoid uselessly bringing 
> cachelines in.

Good point.
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Received on Mon Mar 12 22:24:48 2007

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