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xen-devel
Re: [Xen-devel] architecture-specific stuff in xend
On Wed, 2006-08-09 at 10:28 +0100, Ewan Mellor wrote:
> On Tue, Aug 08, 2006 at 04:59:53PM +0100, John Levon wrote:
>
> > On Tue, Aug 08, 2006 at 10:34:25AM -0500, Hollis Blanchard wrote:
> >
> > > I'm not sure how/where to instantiate the arch object though.
> >
> > Presumably you could do the instance() singleton trick?
>
> This being Python, you don't actually need singletons -- the containing module
> is a singleton in its own right. You can just write
>
> Platform.py:
>
> import os
>
> if os.uname()[4] in ('ia64', 'ppc64'):
> def init_reservation(mem_kb):
> return something_else(mem_kb)
>
> else:
> def init_reservation(mem_kb):
> return mem_kb
>
> and then
>
> import Platform
> Platform.init_reservation(100)
>
> will do the right thing.
Ewan, does this mean you think the proposal is going in the right
direction and you're waiting for a patch?
--
Hollis Blanchard
IBM Linux Technology Center
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