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Re: [Qemu-ppc] Regression (?) due to c4177479 ('spapr: make sure RMA is

From: Benjamin Herrenschmidt
Subject: Re: [Qemu-ppc] Regression (?) due to c4177479 ('spapr: make sure RMA is in first mode of first memory node')
Date: Tue, 22 Apr 2014 19:27:51 +1000

On Tue, 2014-04-22 at 19:12 +1000, Alexey Kardashevskiy wrote:
> I already have in plan to fix non-power-of-two sized memory nodes so I will
> this too.
> What exactly is the point in having NUMA memoryless nodes now? We do not
> support memory hotplug yet and balloon is not memory hotplug at all.

It exists on real HW an it's always causing funny bugs, so being able to
simulate it in qemu would make it easier to test & debug.

> And I still fail to see how the patch is wrong. May be the idea of having
> DT memory nodes the same thing as NUMA memory nodes is not the best one,
> but the patch is not changing that.

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