From: "Chen, Kenneth W" <kenneth.w.chen@intel.com>
To: "'Linus Torvalds'" <torvalds@osdl.org>,
"David Miller" <davem@davemloft.net>
Cc: <ranma@tdiedrich.de>, <gordonfarquharson@gmail.com>,
<tbm@cyrius.com>, "Peter Zijlstra" <a.p.zijlstra@chello.nl>,
<andrei.popa@i-neo.ro>, "Andrew Morton" <akpm@osdl.org>,
<hugh@veritas.com>, <nickpiggin@yahoo.com.au>,
<arjan@infradead.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH] mm: fix page_mkclean_one
Date: Wed, 27 Dec 2006 21:55:21 -0800 [thread overview]
Message-ID: <000001c72a44$c3da12e0$bc84030a@amr.corp.intel.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0612271835410.4473@woody.osdl.org>
Linus Torvalds wrote on Wednesday, December 27, 2006 7:05 PM
> On Wed, 27 Dec 2006, David Miller wrote:
> > >
> > > I still don't see _why_, though. But maybe smarter people than me can see
> > > it..
> >
> > FWIW this program definitely triggers the bug for me.
>
> Ok, now that I have something simple to do repeatable stuff with, I can
> say what the pattern is.. It's not all that surprising, but it's still
> worth just stating for the record.
Running the test code, git bisect points its finger at this commit. Reverting
this commit on top of 2.6.20-rc2 doesn't trigger the bug from the test code.
edc79b2a46ed854595e40edcf3f8b37f9f14aa3f is first bad commit
commit edc79b2a46ed854595e40edcf3f8b37f9f14aa3f
Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon Sep 25 23:30:58 2006 -0700
[PATCH] mm: balance dirty pages
Now that we can detect writers of shared mappings, throttle them. Avoids OOM
by surprise.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
next prev parent reply other threads:[~2006-12-28 5:55 UTC|newest]
Thread overview: 315+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-17 0:13 2.6.19 file content corruption on ext3 Andrei Popa
2006-12-17 12:06 ` Andrew Morton
2006-12-17 12:19 ` Marc Haber
2006-12-17 12:32 ` Andrei Popa
2006-12-17 13:39 ` Andrei Popa
2006-12-17 23:40 ` Andrew Morton
2006-12-18 1:02 ` Linus Torvalds
2006-12-18 1:22 ` Linus Torvalds
2006-12-18 1:29 ` Linus Torvalds
2006-12-18 1:57 ` Linus Torvalds
2006-12-18 4:51 ` Nick Piggin
2006-12-18 5:43 ` Andrew Morton
2006-12-18 7:22 ` Nick Piggin
2006-12-18 9:18 ` Andrew Morton
2006-12-18 9:26 ` Andrei Popa
2006-12-18 9:42 ` Nick Piggin
2006-12-19 8:51 ` Marc Haber
2006-12-19 9:28 ` Martin Michlmayr
2006-12-28 18:05 ` Marc Haber
2006-12-28 19:00 ` Linus Torvalds
2006-12-28 19:05 ` Petri Kaukasoina
2006-12-28 19:21 ` Linus Torvalds
2006-12-28 19:39 ` Dave Jones
2006-12-28 20:10 ` Arjan van de Ven
2006-12-29 9:23 ` maximilian attems
2006-12-29 15:02 ` Dave Jones
2006-12-29 18:52 ` maximilian attems
2006-12-29 19:14 ` Dave Jones
2006-12-28 21:24 ` Linus Torvalds
2006-12-28 21:36 ` Russell King
2006-12-28 22:37 ` Linus Torvalds
2006-12-28 22:50 ` David Miller
2006-12-28 23:01 ` Linus Torvalds
2006-12-29 1:38 ` Linus Torvalds
2006-12-29 1:59 ` Andrew Morton
2006-12-28 23:36 ` Anton Altaparmakov
2006-12-28 23:54 ` Linus Torvalds
2006-12-29 17:49 ` Guillaume Chazarain
2006-12-18 5:50 ` Linus Torvalds
2006-12-18 7:16 ` Andrew Morton
2006-12-18 7:17 ` Andrew Morton
2006-12-18 9:30 ` Nick Piggin
2006-12-18 7:30 ` Nick Piggin
2006-12-18 9:19 ` Andrei Popa
2006-12-18 9:38 ` Andrew Morton
2006-12-18 10:00 ` Andrei Popa
2006-12-18 10:11 ` Peter Zijlstra
2006-12-18 10:49 ` Andrei Popa
2006-12-18 15:24 ` Gene Heskett
2006-12-18 15:32 ` Peter Zijlstra
2006-12-18 15:47 ` Gene Heskett
2006-12-18 16:55 ` Peter Zijlstra
2006-12-18 18:03 ` Linus Torvalds
2006-12-18 18:24 ` Peter Zijlstra
2006-12-18 18:35 ` Linus Torvalds
2006-12-18 19:04 ` Andrei Popa
2006-12-18 19:10 ` Peter Zijlstra
2006-12-18 19:18 ` Linus Torvalds
2006-12-18 19:44 ` Andrei Popa
2006-12-18 20:14 ` Linus Torvalds
2006-12-18 20:41 ` Linus Torvalds
2006-12-18 21:11 ` Andrei Popa
2006-12-18 22:00 ` Alessandro Suardi
2006-12-18 22:45 ` Linus Torvalds
2006-12-19 0:13 ` Andrei Popa
2006-12-19 0:29 ` Linus Torvalds
2006-12-18 22:32 ` Linus Torvalds
2006-12-18 23:48 ` Andrei Popa
2006-12-19 0:04 ` Linus Torvalds
2006-12-19 0:29 ` Andrei Popa
2006-12-19 0:57 ` Linus Torvalds
2006-12-19 1:21 ` Andrew Morton
2006-12-19 1:44 ` Andrei Popa
2006-12-19 1:54 ` Andrew Morton
2006-12-19 2:04 ` Andrei Popa
2006-12-19 8:05 ` Andrei Popa
2006-12-19 8:24 ` Andrew Morton
2006-12-19 8:34 ` Pekka Enberg
2006-12-19 9:13 ` Marc Haber
2006-12-19 1:50 ` Andrei Popa
2006-12-19 1:03 ` Gene Heskett
2006-12-18 22:34 ` Gene Heskett
2006-12-22 17:27 ` Linus Torvalds
2006-12-18 21:43 ` Andrew Morton
2006-12-18 21:49 ` Peter Zijlstra
2006-12-19 23:42 ` Peter Zijlstra
2006-12-20 0:23 ` Linus Torvalds
2006-12-20 9:01 ` Peter Zijlstra
2006-12-20 9:12 ` Peter Zijlstra
2006-12-20 9:39 ` Arjan van de Ven
2006-12-20 11:26 ` [PATCH] mm: fix page_mkclean_one (was: 2.6.19 file content corruption on ext3) Peter Zijlstra
2006-12-20 11:39 ` Jesper Juhl
2006-12-20 11:42 ` Peter Zijlstra
2006-12-20 12:12 ` Jesper Juhl
2006-12-20 13:00 ` Hugh Dickins
2006-12-20 13:56 ` Peter Zijlstra
2006-12-20 17:03 ` Martin Michlmayr
2006-12-20 17:35 ` Linus Torvalds
2006-12-20 17:53 ` Martin Michlmayr
2006-12-20 19:01 ` Linus Torvalds
2006-12-20 19:50 ` Linus Torvalds
2006-12-20 20:22 ` Peter Zijlstra
2006-12-20 21:55 ` Dave Kleikamp
2006-12-20 22:25 ` Linus Torvalds
2006-12-20 22:59 ` Dave Kleikamp
2006-12-20 22:15 ` Peter Zijlstra
2006-12-20 22:20 ` Peter Zijlstra
2006-12-20 22:49 ` Linus Torvalds
2006-12-20 23:03 ` Peter Zijlstra
2006-12-21 9:16 ` Martin Schwidefsky
2006-12-21 9:20 ` Peter Zijlstra
2006-12-21 9:26 ` Martin Schwidefsky
2006-12-21 20:01 ` Linus Torvalds
2006-12-28 0:00 ` Martin Schwidefsky
2006-12-28 0:42 ` Linus Torvalds
2006-12-28 0:52 ` [PATCH] mm: fix page_mkclean_one David Miller
2006-12-21 2:36 ` [PATCH] mm: fix page_mkclean_one (was: 2.6.19 file content corruption on ext3) Trond Myklebust
2006-12-21 8:10 ` Peter Zijlstra
2006-12-20 23:24 ` David Chinner
2006-12-20 23:55 ` Linus Torvalds
2006-12-21 1:20 ` David Chinner
2006-12-20 23:32 ` Andrew Morton
2006-12-20 23:55 ` Linus Torvalds
2006-12-21 0:11 ` Andrew Morton
2006-12-21 0:22 ` Linus Torvalds
2006-12-21 0:24 ` Linus Torvalds
2006-12-21 15:48 ` Andrei Popa
2006-12-21 16:58 ` Linus Torvalds
2006-12-21 0:43 ` Linus Torvalds
2006-12-21 1:20 ` Andrew Morton
2006-12-21 2:54 ` Trond Myklebust
2006-12-21 17:19 ` Linus Torvalds
2006-12-21 7:32 ` Gordon Farquharson
2006-12-21 7:53 ` Linus Torvalds
2006-12-21 8:38 ` Martin Michlmayr
2006-12-21 8:59 ` Linus Torvalds
2006-12-21 9:17 ` Gordon Farquharson
2006-12-21 9:27 ` Andrew Morton
2006-12-22 4:20 ` Gordon Farquharson
2006-12-22 4:54 ` Linus Torvalds
2006-12-22 10:00 ` Martin Michlmayr
2006-12-22 10:06 ` Martin Michlmayr
2006-12-22 10:10 ` Martin Michlmayr
2006-12-22 11:07 ` Martin Michlmayr
2006-12-22 15:30 ` Gordon Farquharson
2006-12-22 17:11 ` Martin Michlmayr
2006-12-22 10:17 ` Andrew Morton
2006-12-22 11:12 ` Martin Michlmayr
2006-12-22 12:24 ` Andrei Popa
2006-12-22 12:32 ` Martin Michlmayr
2006-12-22 12:59 ` Martin Michlmayr
2006-12-22 13:25 ` Peter Zijlstra
2006-12-22 13:29 ` Peter Zijlstra
2006-12-22 17:56 ` Linus Torvalds
2006-12-22 19:20 ` Martin Michlmayr
2006-12-24 8:10 ` Gordon Farquharson
2006-12-24 8:43 ` Linus Torvalds
2006-12-24 8:57 ` Andrew Morton
2006-12-24 9:26 ` Linus Torvalds
2006-12-24 12:14 ` Andrei Popa
2006-12-24 12:26 ` Andrei Popa
2006-12-24 12:30 ` Andrew Morton
2006-12-24 12:31 ` Andrew Morton
2006-12-24 16:45 ` Andrei Popa
2006-12-24 17:16 ` Linus Torvalds
2006-12-24 18:07 ` Andrew Morton
2006-12-24 18:37 ` Linus Torvalds
2006-12-24 19:18 ` Linus Torvalds
2006-12-24 20:55 ` Gordon Farquharson
2006-12-26 10:31 ` Nick Piggin
2006-12-26 19:26 ` Linus Torvalds
2006-12-27 12:32 ` Jari Sundell
2006-12-27 12:44 ` valdyn
2006-12-27 13:33 ` Jari Sundell
2007-01-07 2:06 ` Tom Lanyon
2007-01-07 5:58 ` Tom Lanyon
2007-01-07 6:05 ` Andrew Morton
2006-12-24 21:21 ` Michael S. Tsirkin
2006-12-24 19:27 ` Gordon Farquharson
2006-12-24 19:35 ` Linus Torvalds
2006-12-24 20:10 ` Andrei Popa
2006-12-24 20:24 ` Linus Torvalds
2006-12-24 20:30 ` Andrei Popa
2006-12-26 17:51 ` Al Viro
2006-12-26 17:58 ` Al Viro
2006-12-24 22:01 ` Martin Michlmayr
2006-12-24 14:05 ` Martin Michlmayr
2006-12-26 16:17 ` Tobias Diedrich
2006-12-27 4:55 ` [PATCH] mm: fix page_mkclean_one David Miller
2006-12-27 7:00 ` Linus Torvalds
2006-12-27 8:39 ` Andrei Popa
2006-12-28 0:16 ` Linus Torvalds
2006-12-28 0:39 ` Linus Torvalds
2006-12-28 0:52 ` David Miller
2006-12-28 3:04 ` Linus Torvalds
2006-12-28 4:32 ` Gordon Farquharson
2006-12-28 4:53 ` Linus Torvalds
2006-12-28 5:20 ` Gordon Farquharson
2006-12-28 5:41 ` David Miller
2006-12-28 5:47 ` Gordon Farquharson
2006-12-28 10:13 ` Russell King
2006-12-28 14:15 ` Gordon Farquharson
2006-12-28 15:53 ` Martin Michlmayr
2006-12-28 17:27 ` Linus Torvalds
2006-12-28 18:44 ` Russell King
2006-12-28 19:01 ` Linus Torvalds
[not found] ` <97a0a9ac0612272115g4cce1f08n3c3c8498a6076bd5@mail.gmail.com>
[not found] ` <Pine.LNX.4.64.0612272120180.4473@woody.osdl.org>
2006-12-28 5:38 ` Gordon Farquharson
2006-12-28 9:30 ` Martin Michlmayr
2006-12-28 10:16 ` Martin Michlmayr
2006-12-28 10:49 ` Russell King
2006-12-28 14:56 ` Martin Michlmayr
2006-12-28 5:58 ` Gordon Farquharson
2006-12-28 17:08 ` Linus Torvalds
2006-12-28 5:55 ` Chen, Kenneth W [this message]
2006-12-28 6:10 ` Chen, Kenneth W
2006-12-28 6:27 ` David Miller
2006-12-28 17:10 ` Linus Torvalds
2006-12-28 9:15 ` Zhang, Yanmin
2006-12-28 17:15 ` Linus Torvalds
2006-12-28 11:50 ` Petri Kaukasoina
2006-12-28 15:09 ` Guillaume Chazarain
2006-12-28 19:19 ` Guillaume Chazarain
2006-12-28 19:28 ` Linus Torvalds
2006-12-28 19:45 ` Andrew Morton
2006-12-28 20:14 ` Linus Torvalds
2006-12-28 22:38 ` David Miller
2006-12-29 2:50 ` Segher Boessenkool
2006-12-29 6:48 ` Linus Torvalds
2006-12-29 8:58 ` Ok, explained.. (was Re: [PATCH] mm: fix page_mkclean_one) Linus Torvalds
2006-12-29 10:48 ` Linus Torvalds
2006-12-29 11:16 ` Andrei Popa
2006-12-29 12:09 ` Nick Piggin
2006-12-29 17:25 ` Linus Torvalds
2006-12-29 12:31 ` Ingo Molnar
2006-12-29 13:08 ` Martin Johansson
2006-12-29 14:08 ` Martin Michlmayr
2006-12-29 15:17 ` Stephen Clark
2006-12-29 15:54 ` Martin Michlmayr
2006-12-29 22:16 ` Andrew Morton
2006-12-29 22:24 ` Andrew Morton
2006-12-29 22:42 ` Linus Torvalds
2006-12-29 23:32 ` Theodore Tso
2006-12-29 23:59 ` Linus Torvalds
2006-12-30 0:05 ` Andrew Morton
2006-12-30 0:50 ` Linus Torvalds
2006-12-29 23:51 ` Andrew Morton
2006-12-30 0:11 ` Linus Torvalds
2006-12-30 0:33 ` Andrew Morton
2006-12-30 0:58 ` Linus Torvalds
2006-12-30 1:16 ` Andrew Morton
2006-12-29 15:27 ` Theodore Tso
2006-12-29 17:51 ` Linus Torvalds
2006-12-29 12:19 ` [patch] fix data corruption bug in __block_write_full_page() Ingo Molnar
2007-01-02 11:20 ` Christoph Hellwig
2007-01-02 12:06 ` Ingo Molnar
2007-01-02 12:16 ` Christoph Hellwig
2006-12-28 22:35 ` [PATCH] mm: fix page_mkclean_one Mike Galbraith
2006-12-22 15:01 ` [PATCH] mm: fix page_mkclean_one (was: 2.6.19 file content corruption on ext3) Patrick Mau
2006-12-23 8:15 ` Andrei Popa
2006-12-22 15:08 ` Gordon Farquharson
2006-12-22 10:01 ` Martin Michlmayr
2006-12-22 15:16 ` Gordon Farquharson
2006-12-21 12:30 ` Russell King
2006-12-21 12:36 ` Russell King
2006-12-21 11:21 ` Martin Michlmayr
2006-12-20 22:11 ` Russell King
2006-12-21 8:18 ` Martin Michlmayr
2006-12-21 9:54 ` Russell King
2006-12-20 14:55 ` Martin Schwidefsky
2006-12-20 14:27 ` 2.6.19 file content corruption on ext3 Martin Schwidefsky
2006-12-20 9:32 ` Peter Zijlstra
2006-12-20 14:15 ` Andrei Popa
2006-12-20 14:23 ` Peter Zijlstra
2006-12-20 16:30 ` Andrei Popa
2006-12-20 16:36 ` Peter Zijlstra
2006-12-19 7:38 ` Peter Zijlstra
2006-12-19 4:36 ` Nick Piggin
2006-12-19 6:34 ` Linus Torvalds
2006-12-19 6:51 ` Nick Piggin
2006-12-19 7:26 ` Linus Torvalds
2006-12-19 8:04 ` Linus Torvalds
2006-12-19 9:00 ` Peter Zijlstra
2006-12-19 9:05 ` Peter Zijlstra
[not found] ` <4587B762.2030603@yahoo.com.au>
2006-12-19 10:32 ` Andrew Morton
2006-12-19 10:42 ` Nick Piggin
2006-12-19 10:47 ` Andrew Morton
2006-12-19 10:52 ` Peter Zijlstra
2006-12-19 10:58 ` Nick Piggin
2006-12-19 11:51 ` Peter Zijlstra
2006-12-19 10:55 ` Nick Piggin
2006-12-19 16:51 ` Linus Torvalds
2006-12-19 17:43 ` Linus Torvalds
2006-12-19 18:59 ` Linus Torvalds
2006-12-19 21:30 ` Peter Zijlstra
2006-12-19 22:51 ` Linus Torvalds
2006-12-19 22:58 ` Andrew Morton
2006-12-19 23:06 ` Peter Zijlstra
2006-12-19 23:07 ` Peter Zijlstra
2006-12-20 0:03 ` Linus Torvalds
2006-12-20 0:18 ` Andrew Morton
2006-12-20 18:02 ` Stephen Clark
2006-12-20 5:56 ` Jari Sundell
2006-12-19 21:56 ` Florian Weimer
2006-12-21 13:03 ` Peter Zijlstra
2006-12-21 20:40 ` Andrew Morton
2006-12-19 20:03 ` dean gaudet
2006-12-19 7:22 ` Peter Zijlstra
2006-12-19 7:59 ` Nick Piggin
2006-12-19 8:14 ` Linus Torvalds
2006-12-19 9:40 ` Nick Piggin
2006-12-19 16:46 ` Linus Torvalds
2006-12-28 15:50 [PATCH] mm: fix page_mkclean_one martin
2007-02-01 22:40 Mark Groves
2007-02-02 8:42 ` Nick Piggin
2007-02-02 13:08 ` Evgeniy Polyakov
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