Re: Node 0 not necessary for powerpc?

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On 12.03.2014 [08:41:40 -0500], Christoph Lameter wrote:
> On Tue, 11 Mar 2014, Nishanth Aravamudan wrote:
> > I have a P7 system that has no node0, but a node0 shows up in numactl
> > --hardware, which has no cpus and no memory (and no PCI devices):
> 
> Well as you see from the code there has been so far the assumption that
> node 0 has memory. I have never run a machine that has no node 0 memory.

Do you mean beyond the initialization? I didn't see anything obvious so
far in the code itself that assumes a given node has memory (in the
sense of the nid). What are your thoughts about how best to support
this?

Thanks,
Nish

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