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

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. :)


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