From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dario Faggioli <dario.faggioli@citrix.com>
Subject: Re: [PATCH 3/5] x86: widen NUMA nodes to be allocated
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Date: Fri, 27 Feb 2015 14:00:21 +0000
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To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: "Keir (Xen.org)" <keir@xen.org>, Andrew Cooper <Andrew.Cooper3@citrix.com>, Julien Grall <julien.grall@citrix.com>, Stefano Stabellini <Stefano.Stabellini@citrix.com>, "JBeulich@suse.com" <JBeulich@suse.com>, "xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
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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) i=
s
> > 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).
> >=20
> > So, provided ARM people (and I'm Cc-ing them) can get rid of that,
>=20
> Happy to do so if you have advise on what to replace it with, just 0?
>=20
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...
>=20
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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