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From: Mike Castle <dalgoda@ix.netcom.com>
To: linux-kernel@vger.kernel.org
Subject: Re: [RFC] Optimization for use-once pages
Date: Tue, 24 Jul 2001 10:44:53 -0700	[thread overview]
Message-ID: <20010724104453.G5835@thune.mrc-home.com> (raw)
In-Reply-To: <Pine.LNX.4.33L.0107241405230.20326-100000@duckman.distro.conectiva>

On Tue, Jul 24, 2001 at 02:07:32PM -0300, Rik van Riel wrote:
> > I hate to bother you directly, but I don't wish to start a flame
> > war on lkml. How exactly would you explain two accesses as
> > being "used once"?
> 
> Because they occur in a very short interval, an interval MUCH
> shorter than the time scale in which the VM subsystem looks at
> referenced bits, etc...


Would mmap() then a for(;;) loop over the range be an example of such a
use?

mrc
-- 
     Mike Castle      dalgoda@ix.netcom.com      www.netcom.com/~dalgoda/
    We are all of us living in the shadow of Manhattan.  -- Watchmen
fatal ("You are in a maze of twisty compiler features, all different"); -- gcc

  parent reply	other threads:[~2001-07-24 17:45 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <010301c11463$1ee00440$294b82ce@connecttech.com>
2001-07-24 17:07 ` Rik van Riel
2001-07-24 17:42   ` Stuart MacDonald
2001-07-24 17:51     ` Rik van Riel
2001-07-24 18:09       ` Stuart MacDonald
2001-07-24 18:15       ` Mike Castle
2001-07-24 18:21         ` Rik van Riel
2001-07-24 18:44           ` adaptec aha152x.o stops working with AVA-1505 on 2.4.7 Dr. Kelsey Hudson
2001-07-24 18:56           ` Patch for better ip_dynaddr for 2.2.19 Martin Devera
2001-07-24 19:32             ` Question about termios parameters John Chris Wren
2001-07-24 17:44   ` Mike Castle [this message]
2001-07-24 17:52     ` [RFC] Optimization for use-once pages Rik van Riel
2001-07-26  3:27 Ed Tomlinson
     [not found] <0107251802300B.00907@starship>
2001-07-25 16:41 ` Rik van Riel
2001-07-25 17:46   ` Daniel Phillips
2001-07-26  8:36   ` Eric W. Biederman
2001-07-26 12:06     ` Daniel Phillips
2001-07-26 10:38       ` Marcelo Tosatti
2001-07-26 12:17         ` Daniel Phillips
  -- strict thread matches above, loose matches on Subject: below --
2001-07-24  3:47 Daniel Phillips
2001-07-24 12:38 ` jlnance
2001-07-24 16:56   ` Rik van Riel
2001-07-25  0:04     ` Daniel Phillips
2001-07-25  0:43     ` Anton Altaparmakov
2001-07-25  1:30       ` Daniel Phillips
2001-07-25 21:18         ` Steve Lord
2001-07-24 16:48 ` Linus Torvalds
2001-07-24 17:04   ` Rik van Riel
2001-07-24 18:14     ` Daniel Phillips
2001-07-24 18:15       ` Rik van Riel
2001-07-24 20:24   ` Patrick Dreker
2001-07-24 20:32     ` Rik van Riel
2001-07-24 22:16       ` Patrick Dreker
2001-07-24 22:25         ` Rik van Riel
2001-07-25  0:27           ` Linus Torvalds
2001-07-25  8:20             ` Patrick Dreker
2001-07-25 12:57               ` Martin Devera
2001-07-25 14:16               ` Daniel Phillips
2001-07-24 20:33     ` Linus Torvalds
2001-07-25  1:25       ` Daniel Phillips
2001-07-25  0:18     ` Daniel Phillips
2001-07-24 20:27 ` Marcelo Tosatti
2001-07-24 22:05   ` Rik van Riel
2001-07-24 20:53     ` Marcelo Tosatti
2001-07-24 22:27       ` Rik van Riel
2001-07-24 23:09       ` Daniel Phillips
2001-07-24 19:35         ` Rob Landley
2001-07-25  6:10           ` Marcelo Tosatti
2001-07-25  8:32           ` Eric W. Biederman
2001-07-25 12:53             ` Daniel Phillips
2001-07-25 16:05               ` Eric W. Biederman
2001-07-25 12:57           ` Daniel Phillips
2001-07-25  5:12       ` Andrew Morton
2001-07-25  6:33         ` Marcelo Tosatti
2001-07-30 18:09         ` Marcelo Tosatti
2001-07-24 22:41     ` Daniel Phillips
2001-07-24 22:22   ` Daniel Phillips
2001-07-25  2:31 ` Marcelo Tosatti

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