Re: [Xen-devel] [PATCH 0/5] [POST-4.0]: RFC: HVM NUMA guest support

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 07/04/2010 08:42, "Cui, Dexuan" <dexuan.cui@xxxxxxxxx> wrote:

> Hi Andre, Dulloor,
> I believe we should have some coordination to share the code and to avoid
> duplicate efforts.

Yes, I'd like to see a coordinated patch series for HVM and PV. Or at least
code sharing and cross-Acks if remaining as two separate patch series.

 -- Keir

> e.g., Dullor's linux-01-sync-interface.patch is similar to Andre's old patch
> http://lists.xensource.com/archives/html/xen-devel/2008-07/msg00254.html,
> though the formar is for PV kernel and the latter  is for libxc and
> hypervisor. :-)
> e.g., Dullor's xen-02-exact-node-request.patch has implemented the the
> MEMF_exact_node flag, which I intended to do. :-)
> e.g., Dullor's xen-03-guest-numa-interface.patch implements a hypercall to
> export host numa info -- actually Nitin has sent out a patch to export more
> useful numa info:
> http://old.nabble.com/Host-Numa-informtion-in-dom0-td27379527.html and I
> suppose Nitin will re-send it soon.
> e.g., Dullor's xen-04-node-mem-allocation.patch's xc_select_best_fit_nodes()
> is similar to  the Andre's xc_getnodeload():
> http://lists.xensource.com/archives/html/xen-devel/2010-02/msg00284.html.
> e.g., In Dulloer's xen-05-basic-cpumap-utils.patch and
> xen-07-tools-arch-setup.patch, I think some parts could be shared by pv/hvm
> numa implementations if we make some necessary changes to them.



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