From: "David S. Miller" <davem@redhat.com>
To: Marcelo Tosatti <marcelo@conectiva.com.br>
Cc: Linus Torvalds <torvalds@transmeta.com>,
lkml <linux-kernel@vger.kernel.org>
Subject: Re: page_launder() bug
Date: Wed, 9 May 2001 14:08:40 -0700 (PDT) [thread overview]
Message-ID: <15097.45528.322497.299933@pizda.ninka.net> (raw)
In-Reply-To: <Pine.LNX.4.21.0105091537170.14138-100000@freak.distro.conectiva>
In-Reply-To: <15097.41719.48461.215024@pizda.ninka.net> <Pine.LNX.4.21.0105091537170.14138-100000@freak.distro.conectiva>
Marcelo Tosatti writes:
> > Let me state it a different way, how is the new writepage() framework
> > going to do things like ignore the referenced bit during page_launder
> > for dead swap pages?
>
> Its not able to ignore the referenced bit.
>
> I know we want that, but I can't see any clean way of doing that.
Unfortunately, one way would involve pushing the referenced bit check
into the writepage() method. But that is the only place we have the
kind of information necessary to make these decisions.
This is exactly the kind of issue Linus and myself were talking
about when the "cost analysis" parts of thie discussion began.
Later,
David S. Miller
davem@redhat.com
next prev parent reply other threads:[~2001-05-09 21:09 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-06 21:08 BERECZ Szabolcs
2001-05-06 21:59 ` Jonathan Morton
2001-05-06 22:07 ` BERECZ Szabolcs
2001-05-07 4:55 ` David S. Miller
2001-05-07 5:19 ` Aaron Lehmann
2001-05-07 6:26 ` Tobias Ringstrom
2001-05-07 8:59 ` Helge Hafting
2001-05-07 19:02 ` J . A . Magallon
2001-05-08 7:52 ` Helge Hafting
2001-05-10 12:19 ` Ingo Oeser
2001-05-10 10:51 ` Anuradha Ratnaweera
2001-05-07 10:52 ` Alan Cox
2001-05-07 13:49 ` Daniel Phillips
2001-05-07 13:53 ` H. Peter Anvin
2001-05-07 8:54 ` David S. Miller
2001-05-07 15:12 ` Tobias Ringstrom
2001-05-07 14:52 ` Horst von Brand
[not found] ` <davem@redhat.com>
2001-11-21 7:16 ` [VM/MEMORY-SICKNESS] 2.4.15-pre7 kmem_cache_create invalid opcode Jeff V. Merkey
2001-11-21 6:22 ` David S. Miller
2001-11-21 6:47 ` David S. Miller
2001-11-21 6:54 ` Jeff Merkey
2001-11-21 6:56 ` David S. Miller
2001-11-21 7:03 ` Jeff Merkey
2001-11-21 7:49 ` arjan
2001-11-21 18:31 ` Jeff Merkey
2001-11-21 19:06 ` Doug Ledford
2001-11-21 19:51 ` Jeff Merkey
2001-11-21 19:58 ` J Sloan
2001-11-21 20:38 ` Doug Ledford
2001-11-21 21:17 ` Jeff Merkey
2001-11-21 19:16 ` Arjan van de Ven
2001-11-21 19:53 ` Jeff Merkey
2001-11-21 20:36 ` Doug Ledford
2001-11-21 21:16 ` Jeff Merkey
2001-11-21 21:28 ` Robert Love
2001-11-21 7:09 ` David S. Miller
2001-11-21 7:14 ` Jeff Merkey
2001-11-21 7:28 ` Stuart Young
2001-11-21 7:33 ` Jeff V. Merkey
2001-11-21 6:54 ` Chris Abbey
2001-11-21 7:05 ` Jeff Merkey
2001-11-21 6:47 ` Kai Henningsen
2001-11-21 18:28 ` Jeff Merkey
2001-11-21 8:49 ` Alan Cox
2001-11-21 18:28 ` Jeff Merkey
2001-05-08 17:59 ` page_launder() bug Kai Henningsen
2001-05-09 2:32 ` Rusty Russell
2001-05-09 8:43 ` Martin Dalecki
2001-05-09 3:36 ` Jonathan Morton
2001-05-07 17:59 ` Linus Torvalds
2001-05-07 21:22 ` Marcelo Tosatti
2001-05-07 23:23 ` Linus Torvalds
2001-05-07 21:50 ` Marcelo Tosatti
2001-05-07 23:52 ` Linus Torvalds
2001-05-07 22:26 ` Marcelo Tosatti
2001-05-08 2:29 ` Linus Torvalds
2001-05-13 16:08 ` Rik van Riel
2001-05-13 19:29 ` Linus Torvalds
2001-05-14 22:05 ` Marcelo Tosatti
2001-05-08 0:16 ` David S. Miller
2001-05-08 2:34 ` Linus Torvalds
2001-05-08 1:40 ` Marcelo Tosatti
2001-05-08 3:46 ` Linus Torvalds
2001-05-08 2:37 ` Marcelo Tosatti
2001-05-08 21:16 ` Marcelo Tosatti
2001-05-08 23:38 ` Linus Torvalds
2001-05-08 23:53 ` Marcelo Tosatti
2001-05-09 2:13 ` David S. Miller
2001-05-09 17:38 ` Marcelo Tosatti
2001-05-09 20:05 ` David S. Miller
2001-05-09 18:40 ` Marcelo Tosatti
2001-05-09 21:08 ` David S. Miller [this message]
2001-05-09 19:50 ` Marcelo Tosatti
2001-05-13 16:34 ` Rik van Riel
2001-05-13 19:34 ` Linus Torvalds
2001-05-13 19:39 ` Rik van Riel
2001-05-13 20:42 ` Linus Torvalds
2001-05-14 7:05 ` Kai Henningsen
2001-05-13 17:52 ` David S. Miller
2001-05-13 17:55 ` Rik van Riel
2001-05-13 18:00 ` David S. Miller
2001-05-08 6:50 ` David S. Miller
2001-05-08 7:40 ` Linus Torvalds
2001-05-08 18:53 ` Marcelo Tosatti
2001-05-08 8:29 ` David S. Miller
2001-05-08 3:22 ` David S. Miller
2001-05-08 3:26 ` Linus Torvalds
2001-05-08 2:47 ` David S. Miller
2001-05-08 1:34 ` Marcelo Tosatti
2001-05-08 3:18 ` David S. Miller
2001-05-08 1:47 ` Marcelo Tosatti
2001-05-08 3:24 ` Linus Torvalds
2001-05-08 3:29 ` David S. Miller
2001-05-08 10:36 ` BERECZ Szabolcs
2001-05-08 12:33 ` Mikulas Patocka
2001-05-13 16:24 ` Rik van Riel
2001-05-13 21:02 ` Another VM race? (was: page_launder() bug) Mikulas Patocka
2001-05-13 23:04 ` Rik van Riel
2001-05-14 9:53 ` Mikulas Patocka
2001-05-08 0:06 ` page_launder() bug David S. Miller
2001-05-07 23:31 ` David S. Miller
2001-05-07 22:44 ` David S. Miller
2001-05-08 1:00 ` Horst von Brand
2001-05-07 0:32 Jonathan Lundell
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