linux-kernel - Re: [PATCH] [WATCHDOG] [hpwdt] Set the mapped BIOS address space as executable

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Date:	Wed, 19 Nov 2008 09:30:41 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Mingarelli, Thomas" <Thomas.Mingarelli@...com>
Cc:	Bernhard Walle <bwalle@...e.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"wim@...ana.be" <wim@...ana.be>,
	"stable@...nel.org" <stable@...nel.org>
Subject: Re: [PATCH] [WATCHDOG] [hpwdt] Set the mapped BIOS address space as
 executable

On Wed, 19 Nov 2008 14:05:06 +0000 "Mingarelli, Thomas" <Thomas.Mingarelli@...com> wrote:

> 
> -----Original Message-----
> > From: Bernhard Walle [mailto:bwalle@...e.de]
> > Sent: Tuesday, November 18, 2008 4:32 PM
> > To: Andrew Morton
> > Cc: Mingarelli, Thomas; linux-kernel@...r.kernel.org; wim@...ana.be; stable@...nel.org
> > Subject: Re: [PATCH] [WATCHDOG] [hpwdt] Set the mapped BIOS address space as executable
> > 
> > * Andrew Morton [2008-11-18 14:30]:
> > >
> > > This is also needed in 2.6.27.x, yes?
> > 
> > Right. But I was waiting for feedback from the author since I'm really
> > not familiar with low level memory management and that driver. :(
> > 
>
> We have also verified that returning NOTIFY_OK from the hpwdt_pretimeout routine makes the KDUMP feature work correctly.
> 
> Bernhard pointed that out a week or so ago and we have since verified it.
> 

(top-posting repaired.  Please don't top-post!)

I haven't seen any patch which alters hpwdt_pretimeout() and there is
no such patch in linux-next.  Perhaps it got lost?

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