linux-kernel - Re: [PATCH] Fix lguest bzImage loading with CONFIG

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Message-Id: <1185668610.12151.72.camel@localhost.localdomain>
Date:	Sun, 29 Jul 2007 10:23:30 +1000
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	lguest <lguest@...abs.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	lkml - Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Fix lguest bzImage loading with CONFIG_RELOCATABLE=y

On Fri, 2007-07-27 at 12:45 +0200, Andi Kleen wrote:
> Rusty Russell <rusty@...tcorp.com.au> writes:
> 
> > Jason Yeh sent his crashing .config: bzImages made with
> > CONFIG_RELOCATABLE=y put the relocs where the BSS is expected, and we
> > crash with unusual results such as:
> 
> The normal kernel startup should already clear BSS. Why does
> this not work here? Can it be fixed?

Unfortunately, lguest doesn't go through the normal startup path (which
does this in asm).

Thanks,
Rusty.


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