Re: [PATCH] x86: wrap kexec feature with CONFIG_KEXEC

[Andrew Cooper <andrew.cooper3@citrix.com>]

On 02/09/15 07:53, Jan Beulich wrote:
>>>> On 01.09.15 at 19:55, <jonathan.creekmore@gmail.com> wrote:
>> "Jan Beulich" <JBeulich@suse.com> writes:
>>
>>>>>> On 01.09.15 at 16:29, <jonathan.creekmore@gmail.com> wrote: 
>>> Which is both appreciated and understandable. I suppose you 
>>> agree though that if you were to follow the model used for the 
>>> kexec part, things would quickly become unwieldy. Hence I would 
>>> strongly suggest considering to introduce Linux'es or a 
>>> Linux-like configure mechanism before continuing to make code 
>>> conditionally compilable. 
>> Oh, I definitely agree.
>>
>> What exactly are you looking for? Are you looking for just a KConfig
>> type of mechanism, or a full KBuild implementation. In a previous life,
>> I ported both to an embedded RTOS build. I think it might be simpler to
>> just start with a KConfig mechanism, though. If you want, I can take a
>> swing at starting down that path.
> Just Kconfig (I don't see any connection here to the need of a
> clone of the Kbuild mechanism). But give it a little time for other
> maintainers to voice an opinion (perhaps worthwhile spelling out
> the intention in a separate mail thread).

For something like this, just Kconfig.  That will be a good improvement
on its own.

There are orthogonal reasons for looking to improve the build system
itself (In particular, being able to do out-of-tree builds), but lets
not merge the issues together.

~Andrew