From mboxrd@z Thu Jan  1 00:00:00 1970
From: "David S. Miller" <davem@davemloft.net>
Date: Sat, 28 Aug 2004 00:40:38 +0000
Subject: Re: page fault scalability patch final : i386 tested, x86_64
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To: Andrew Morton <akpm@osdl.org>
Cc: clameter@sgi.com, ak@suse.de, wli@holomorphy.com, davem@redhat.com, raybry@sgi.com, ak@muc.de, benh@kernel.crashing.org, manfred@colorfullife.com, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, vrajesh@umich.edu, hugh@veritas.com

On Fri, 27 Aug 2004 17:36:41 -0700
Andrew Morton <akpm@osdl.org> wrote:

> This reminds me - where's that 4-level pagetable patch got to?

I've never seen that.

Wow, with that thing we'd _REALLY_ need the clear_page_range()
optimizations as 4-levels will be extremely sparse to access
on address space teardown.