linux-kernel - Re: [PATCH] mm: fix page_mkclean

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Date:	Thu, 28 Dec 2006 16:50:23 +0100
From:	"martin@...bob.nu" <martin@...bob.nu>
To:	Linus Torvalds <torvalds@...l.org>,
	Guillaume Chazarain <guichaz@...oo.fr>
Cc:	David Miller <davem@...emloft.net>, ranma@...edrich.de,
	gordonfarquharson@...il.com, tbm@...ius.com,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>, andrei.popa@...eo.ro,
	Andrew Morton <akpm@...l.org>, hugh@...itas.com,
	nickpiggin@...oo.com.au, arjan@...radead.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mm: fix page_mkclean_one


On Thu Dec 28 15:09 , Guillaume Chazarain sent:

>I set a qemu environment to test kernels: http://guichaz.free.fr/linux-bug/
>I have corruption with every Fedora release kernel except the first, that is
>2.4.22 works, but 2.6.5, 2.6.9, 2.6.11, 2.6.15 and 2.6.18-1.2798 exhibit 
>some corruption.

Confirm that I see corruption with Fedora kernel 2.6.18-1.2239.fc5:

...
Chunk 142969 corrupted (0-1459)  (2580-4039)
Expected 121, got 0
Written as (89632)127652(124721)
Chunk 142976 corrupted (0-1459)  (512-1971)
Expected 128, got 0
Written as (121734)128324(108589)
Checking chunk 143639/143640 (99%)
$ uname -a
Linux 2.6.18-1.2239.fc5 #1 Fri Nov 10 13:04:06 EST 2006 i686 athlon i386 GNU/Linux

/Martin
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