linux-kernel - Re: [Bug #11237] corrupt PMD after resume

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Date:	Sat, 27 Sep 2008 19:44:39 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Alan Jenkins <alan-jenkins@...fmail.co.uk>,
	Hugh Dickins <hugh@...itas.com>,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Yinghai Lu <yhlu.kernel@...il.com>
Subject: Re: [Bug #11237] corrupt PMD after resume


* Rafael J. Wysocki <rjw@...k.pl> wrote:

> This message has been generated automatically as a part of a report of 
> recent regressions.
> 
> The following bug entry is on the current list of known regressions 
> from 2.6.26.  Please verify if it still should be listed and let me 
> know (either way).
> 
> 
> Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=11237
> Subject		: corrupt PMD after resume
> Submitter	: Alan Jenkins <alan-jenkins@...fmail.co.uk>
> Date		: 2008-08-02 9:51 (57 days old)
> References	: http://marc.info/?l=linux-kernel&m=121767073424952&w=4
> Handled-By	: Hugh Dickins <hugh@...itas.com>
> 		  Jeremy Fitzhardinge <jeremy@...p.org>
> Patch		: http://marc.info/?l=linux-kernel&m=122001615314700&w=2

actually, it's now believed that this is a BIOS problem that affects all 
Linux versions. The aspect of v2.6.27 is that it happens to put kernel 
pagetables into the area that gets corrupted by the BIOS - and users 
notice that.

i.e. it's not a regression - unless i'm missing something.

	Ingo
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