linux-kernel - Re: [PATCH] powerpc: Fix "attempt to move .org backwards" error (again)

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Date:	Sun, 11 May 2014 22:39:31 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
CC:	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	Paul Mackerras <paulus@...ba.org>
Subject: Re: [PATCH] powerpc: Fix "attempt to move .org backwards" error (again)

On 05/11/2014 10:37 PM, Benjamin Herrenschmidt wrote:
> On Mon, 2014-05-12 at 14:12 +1000, Benjamin Herrenschmidt wrote:
>> On Fri, 2014-05-09 at 17:07 -0700, Guenter Roeck wrote:
>>> Commit 4e243b7 (powerpc: Fix "attempt to move .org backwards" error) fixes the
>>> allyesconfig build by moving machine_check_common to a different location.
>>> While this fixes most of the errors, both allmodconfig and allyesconfig still
>>> fail as follows.
>>>
>>> arch/powerpc/kernel/exceptions-64s.S:1315: Error: attempt to move .org backwards
>>>
>>> Fix by moving machine_check_common after the offending address.
>>
>> This suffers from the same problem as previous attempts, on some of my
>> test configs I get:
>>
>> arch/powerpc/kernel/head_64.o:(__ftr_alt_97+0xb0): relocation truncated to fit: R_PPC64_REL14 against `.text'+1c90
>> make[1]: *** [vmlinux] Error 1
>> make: *** [sub-make] Error 2
>>
>> IE, it breaks currently working configs.
>>
>> So we need to move more things around and I haven't had a chance to
>> sort it out.
>
> Ok, I think I sorted it out for now. It's a mess and likely to break
> again until we do something more drastic like moving everything that's
> after 0x8000 to a separate file but for now that will do. Patch on its
> way, I'll also shoot it to Linus today along with a few other things.
>

Great, thanks a lot!

Guenter

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