Re: [2/8,v3] NUMA Hotplug Emulator: infrastructure of NUMA hotplug emulation

Paul Mundt
2010-11-18T06:27:54Z

On Thu, Nov 18, 2010 at 12:14:07PM +0800, Shaohui Zheng wrote:
> On Wed, Nov 17, 2010 at 01:10:50PM -0800, David Rientjes wrote:
> > The idea that I've proposed (and you've apparently thought about and even
> > implemented at one point) is much more powerful than that. We need not
> > query the state of hidden nodes that we've setup at boot but can rather
> > use the amount of hidden memory to setup the nodes in any way that we want
> > at runtime (various sizes, interleaved node ids, etc).
>
> yes, if we select your proposal. we just mark all the nodes as POSSIBLE node.
> there is no hidden nodes any more. the node will be created after add memory
> to the node first time.
>
This is roughly what I had in mind in my N_HIDDEN review, so I quite
favour this approach.