Hi Greg,

On Wed, Dec 28, 2011 at 01:22, Greg Ungerer <g...@snapgear.com> wrote:
> On 28/12/11 04:30, Geert Uytterhoeven wrote:
>> On Tue, Dec 27, 2011 at 13:24, Greg Ungerer<g...@snapgear.com>  wrote:
>>>>> áextra-$(CONFIG_MMU) á á á á á á:= head.o
>>>>> áextra-$(CONFIG_SUN3) á := sun3-head.o
>>>>> +extra-$(CONFIG_COLDFIRE) á á á :=
>>>>
>>>> Why do you need the line above?
>>>
>>> That is to avoid using a "#ifndef CONFIG_COLDFIRE" around these.
>>> This entry clears out extra-y for the case when both CONFIG_MMU
>>> and CONFIG_COLDFIRE are set.
>>
>> Ooh, that's ugly, and easily overlooked (I missed it).
>> So you don't want head.o for Coldfire. What about
>>
>> extra-$(CONFIG_MMU_MOTOROLA) := head.o
>> extra-$(CONFIG_SUN3)   := sun3-head.o
>>
>> ?
>>
>> But since head.o is not really about MMU or not, but about the machine,
>> perhaps it should be explicitly written as
>>
>> extra-$(CONFIG_AMIGA) := head.o
>> extra-$(CONFIG_ATARI) := head.o
>> ...
>> extra-$(CONFIG_SUN3X) := head.o
>
>
> I am happy to do it either way. The second option here will need a
> longer list. I count 8 machines that use head.o (assuming VME is a
> single machine type) and 1 that uses sun3-head.o. At least the first
> option above just has the 2 lines.
>
> What is your preference?

The latter, as people are experimenting with MMU-less machines now.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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