Re: [Xen-devel] [PATCH 3/5] x86: widen NUMA nodes to be allocated from

[Dario Faggioli <dario.faggioli@xxxxxxxxxx>]

On Fri, 2015-02-27 at 13:46 +0000, Ian Campbell wrote:
> On Fri, 2015-02-27 at 13:27 +0000, Dario Faggioli wrote:

> > After this series, vcpu_to_node() (defined in xen/include/xen/numa.h) is
> > left with only one use, in xen/arch/arm/domain.c, besides of course
> > being used to implement domain_to_node() (still in
> > xen/include/xen/numa.h).
> > 
> > So, provided ARM people (and I'm Cc-ing them) can get rid of that,
> 
> Happy to do so if you have advise on what to replace it with, just 0?
> 
As Julien says, with the MEMF_no_owner feature Jan is introducing in the
series.

> We don't do NUMA yet on ARM so that would be fine, but eventually we'd
> want the vcpu stack to be allocated in some sort of "sensible relative
> to vcpu affinity" location...
> 
Yes, and Jan's MEMF_no_owner, if it works on your arch too, as it seems
it could, will provide exactly that.

Regards,
Dario

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