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Date: Tue, 26 Dec 2006 15:03:02 +0100
From: Jean Delvare <khali@linux-fr.org>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: Vivek Goyal <vgoyal@in.ibm.com>,
       "Eric W. Biederman" <ebiederm@xmission.com>,
       LKML <linux-kernel@vger.kernel.org>, Andi Kleen <ak@suse.de>,
       Alexander van Heukelum <heukelum@fastmail.fm>
Subject: Re: Patch "i386: Relocatable kernel support" causes instant reboot
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Hi Segher,

On Tue, 26 Dec 2006 13:43:31 +0100, Segher Boessenkool wrote:
> > Thanks Jean. Your compressed/head.o looks fine.
> 
> No it doesn't -- the .text.head section doesn't have
> the ALLOC attribute set.  The section then ends up not
> being assigned to an output segment (during the linking
> of vmlinux) and all hell breaks loose.  The linker gives
> you a warning about this btw.

I didn't notice any warning, but maybe I just missed it.

> Jean, how old is your binutils?

2.14.90.0.6

> Since 2.15 at least this should be set automatically
> on sections named .text.<whatever> .
> 
> It wouldn't hurt to specify it by hand in the source
> code of course -- change
> 
> .section ".text.head"
> 
> to
> 
> .section ".text.head","ax",@progbits
> 
> in compressed/head.S .

I don't have access to this test system at the moment, I'll check, test
and report back once I have access again.

Thanks,
-- 
Jean Delvare
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