linux-kernel - Re: [PATCH 0/4] ksm - dynamic page sharing driver for linux

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Date:	Tue, 11 Nov 2008 11:32:47 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Izik Eidus <ieidus@...hat.com>
Cc:	avi@...hat.com, linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	kvm@...r.kernel.org, aarcange@...hat.com, chrisw@...hat.com
Subject: Re: [PATCH 0/4] ksm - dynamic page sharing driver for linux

On Tue, 11 Nov 2008 21:18:23 +0200
Izik Eidus <ieidus@...hat.com> wrote:

> > hm.
> >
> > There has been the occasional discussion about idenfifying all-zeroes
> > pages and scavenging them, repointing them at the zero page.  Could
> > this infrastructure be used for that?  (And how much would we gain from
> > it?)
> >
> > [I'm looking for reasons why this is more than a muck-up-the-vm-for-kvm
> > thing here ;) ]

^^ this?

> KSM is separate driver , it doesn't change anything in the VM but adding 
> two helper functions.

What, you mean I should actually read the code?   Oh well, OK.

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