From: Matt Mackall <mpm@selenic.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
Andrew Morton <akpm@linux-foundation.org>,
clameter@sgi.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [QUICKLIST 0/4] Arch independent quicklists V2
Date: Tue, 13 Mar 2007 15:03:14 -0500 [thread overview]
Message-ID: <20070313200313.GG10459@waste.org> (raw)
In-Reply-To: <45F6DFA2.9060106@goop.org>
On Tue, Mar 13, 2007 at 10:30:10AM -0700, Jeremy Fitzhardinge wrote:
> Nick Piggin wrote:
> > However we still have to visit those to-be-unmapped parts of the page
> > table,
> > to find the pages and free them. So we still at least need to bring it
> > into
> > cache for the read... at which point, the store probably isn't a big
> > burden.
>
> Why not try to find a place to stash a linklist pointer and link them
> all together? Saves the pulldown pagetable walk altogether.
Because we'd need one link per mm that a page is mapped in?
--
Mathematics is the supreme nostalgia of our time.
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next prev parent reply other threads:[~2007-03-13 20:03 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070313071325.4920.82870.sendpatchset@schroedinger.engr.sgi.com>
[not found] ` <20070313005334.853559ca.akpm@linux-foundation.org>
[not found] ` <45F65ADA.9010501@yahoo.com.au>
[not found] ` <20070313035250.f908a50e.akpm@linux-foundation.org>
2007-03-13 11:06 ` Nick Piggin
2007-03-13 12:15 ` Andrew Morton
2007-03-13 11:20 ` Christoph Lameter
2007-03-13 12:30 ` Andrew Morton
2007-03-15 20:23 ` Christoph Lameter
2007-03-13 11:30 ` Nick Piggin
2007-03-13 12:47 ` Andrew Morton
2007-03-13 12:01 ` Nick Piggin
2007-03-13 13:11 ` Andrew Morton
2007-03-13 12:18 ` Nick Piggin
2007-03-13 17:30 ` Jeremy Fitzhardinge
2007-03-13 20:03 ` Matt Mackall [this message]
2007-03-13 20:17 ` Jeremy Fitzhardinge
2007-03-13 20:21 ` Matt Mackall
2007-03-13 21:07 ` David Miller, Matt Mackall
2007-03-13 21:14 ` Matt Mackall
2007-03-13 21:36 ` Jeremy Fitzhardinge
2007-03-13 21:46 ` Peter Chubb
2007-03-13 21:48 ` David Miller, Matt Mackall
2007-03-14 1:12 ` William Lee Irwin III
2007-03-15 23:12 ` William Lee Irwin III
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