Re: [Xen-devel] frame table setup for memory hotplug

["Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx>]

That hot-plug system is quite difficult to setup. Will let you know when the 
test is done.

--jyh

> -----Original Message-----
> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: Monday, December 10, 2012 9:48 PM
> To: Jiang, Yunhong
> Cc: xen-devel
> Subject: RE: frame table setup for memory hotplug
> 
> >>> On 10.12.12 at 14:32, "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> wrote:
> > IIRC, the reason we do this is because in memory hotplug situation, there
> > will be a very big hole between the address of the memory populated before
> > hot-plug and the memory populated by hot-added memory. (i.e. the added
> memory
> > started at very high-end address). So instead of setup the frame table for 
> > the
> > whole address space, we expand the frame table dynamically after hotplug.
> >
> > We have the memory hotplug environment, so if you have any patch, I'm glad
> > to test it, or have my colleagues help to test it.
> 
> I meanwhile decided to keep the code logically the same, but
> testing the patch at
> http://lists.xen.org/archives/html/xen-devel/2012-12/msg00793.html
> (or the staging/normal trees once it went in/got pushed) would still be
> much appreciated.
> 
> Thanks, Jan


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