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Date: Wed, 26 Oct 2011 14:16:21 -0500
From: Scott Wood <scottwood@freescale.com>
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To: Suzuki Poulose <suzuki@in.ibm.com>
Subject: Re: [PATCH 2/3] [44x] Enable CONFIG_RELOCATABLE for PPC44x
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Cc: Michal Simek <monstr@monstr.eu>, tmarri@apm.com,
 Mahesh Jagannath Salgaonkar <mahesh@linux.vnet.ibm.com>,
 Dave Hansen <dave@linux.vnet.ibm.com>, David Laight <David.Laight@ACULAB.COM>,
 Paul Mackerras <paulus@samba.org>,
 linux ppc dev <linuxppc-dev@lists.ozlabs.org>, Vivek Goyal <vgoyal@redhat.com>
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On 10/26/2011 02:12 PM, Suzuki Poulose wrote:
> On 10/25/11 21:04, Scott Wood wrote:
>> On 10/12/2011 09:15 AM, Dave Hansen wrote:
>>> This is not the place to enforce that kind of thing.  If
>>> CONFIG_RELOCATABLE is only supported on one platform, then do:
>>>
>>>     config RELOCATABLE
>>>         depends on 44x
>>>
>>> and take the 44x reference out of the #ifdef.
>>
>> ...but please first rename the existing, different CONFIG_RELOCATABLE
>> behavior that is currently supported on e500.
> 
> Scott,
> 
> I have renamed the new type of relocation to RELOCATABLE_PPC32_PIE. The
> patches
> were posted yesterday. Please let me know your thoughts.

I think it would make more sense to rename the existing behavior (maybe
something like DYNAMIC_MEMSTART -- if there's even enough overhead to
make it worth being configurable at all), since it's not fully
relocatable and since 64-bit already uses RELOCATABLE to mean PIE.

-Scott