linux-kernel - Re: Determine version of kernel that produced vmcore

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Message-ID: <20070716123633.GA10920@in.ibm.com>
Date:	Mon, 16 Jul 2007 18:06:33 +0530
From:	Vivek Goyal <vgoyal@...ibm.com>
To:	kexec@...ts.infradead.org, linux-kernel@...r.kernel.org,
	"Ken'ichi Ohmichi" <oomichi@....nes.nec.co.jp>,
	Bernhard Walle <bwalle@...e.de>, Dan Aloni <da-x@...atomic.org>
Subject: Re: Determine version of kernel that produced vmcore

On Mon, Jul 16, 2007 at 02:28:54PM +0200, Bernhard Walle wrote:
> * Vivek Goyal <vgoyal@...ibm.com> [2007-07-16 14:25]:
> > 
> > Ok. Now there seems to be two ways for accessing such info.
> > - Through global variables
> > - Export through ELF notes.
> > 
> > Personally, I like the approach taken by Dan Aloni of exporting required
> > info through ELF notes. That seems to be more standard in the sense we 
> > are not dependent on somebody removing above variable tomorrow.
> > 
> > Dan, are you planning to put the modified patch for discussions on LKML?
> 
> You mean the proposal with the makedumpfile-compatible ELF note?
> Although I like that idea, I think Ken'ichi Ohmichi was against it.
> 

Yes, makedumpfile compatible ELF note one. Ken'ichi did not like the idea
too much, but I am not sure we discussed his objections in detail. I had
also responded with a mail with some of the advantages of ELF note based
approach. No response on that.

Thanks
Vivek
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