linux-kernel - Re: [PATCH -mm/x86] revert i386: handle an initrd in highmem (Was Re: 2.6.24-rc6-mm1)

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Message-Id: <20080107082237.595b266a.randy.dunlap@oracle.com>
Date:	Mon, 7 Jan 2008 08:22:37 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Dhaval Giani <dhaval@...ux.vnet.ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, hpa@...or.com
Subject: Re: [PATCH -mm/x86] revert i386: handle an initrd in highmem (Was
 Re: 2.6.24-rc6-mm1)

On Mon, 7 Jan 2008 15:56:09 +0100 Ingo Molnar wrote:

> 
> * Thomas Gleixner <tglx@...utronix.de> wrote:
> 
> > On Mon, 7 Jan 2008, Dhaval Giani wrote:
> > 
> > > Hi Andrew, Ingo, Thomas, Peter,
> > > 
> > > x86: revert i386: handle an initrd in highmem
> > > 
> > > The patch caused a failure while booting a kexec kernel.
> > > (http://lkml.org/lkml/2008/1/7/42 has the bisect details.)
> > > 
> > > The following patch reverts it.
> > > 
> > > Signed-off-by: Dhaval Giani <dhaval@...ux.vnet.ibm.com>
> > 
> > Thanks for tracking this down. I'll pull the patch from the x86 git 
> > tree as well.
> 
> Dhaval, how about the other problem you had - do you have any guess 
> what it might be related to?
> 
> i'm also wondering - what would be the easiest way to integrate kexec 
> into an automated test environment. If i have a bzImage kernel, is kexec 
> still supposed to work? Could i for example do a reboot into a new 
> (kexec-enabled) kernel via kexec in essence?

My daily/nightly kernel test runs use kexec to boot the test kernel.
Well, did thru 2.6.24-rc6-git9, but they fail after that.
Hopefully this patch fixes things.


---
~Randy
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