WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

[Xen-devel] Re: [PATCH 1/4] xen: Clean up build system

On 21.06.2011, at 09:57, Jan Kiszka wrote:

> On 2011-06-21 09:46, Alexander Graf wrote:
>> 
>> On 21.06.2011, at 09:27, Jan Kiszka wrote:
>> 
>>> On 2011-06-21 09:26, Alexander Graf wrote:
>>>> 
>>>> On 21.06.2011, at 09:23, Jan Kiszka wrote:
>>>> 
>>>>> On 2011-06-21 09:21, Alexander Graf wrote:
>>>>>> 
>>>>>> On 21.06.2011, at 08:26, Jan Kiszka wrote:
>>>>>> 
>>>>>>> From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
>>>>>>> 
>>>>>>> Introduce CONFIG_XEN_BACKEND so that this new config solely controls the
>>>>>>> target-independent backend build and CONFIG_XEN can focus on per-target
>>>>>>> building.
>>>>>> 
>>>>>> What's the incentive here? I very much doubt we'll ever want to support 
>>>>>> xen on !x86. In fact, the better solution would probably be to just move 
>>>>>> every build component to x86 specific code.
>>>>> 
>>>>> I doubt that as well. But keeping the backend centrals prevent building
>>>>> them twice (for i386 and x86_64).
>>>> 
>>>> How can we not build them twice without risking that target_ulong breaks 
>>>> somewhere along the way?
>>> 
>>> Because the backends don't depend on that. And we already build them
>>> only once, your your logs. :)
>> 
>> So what does the patch change then if it's already only built once?
> 
> It allows to clean up Makefile.target like I did as CONFIG_XEN is no
> longer defined for all targets but only for those that actually support Xen.

Seems to make sense. Let's hope it doesn't break anything :)


Alex


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel