Re: [patch v2 3/6] mm/memory_hotplug: Disable memory hotremove for32bit

[Hush Bensen]

ä 2013/5/26 21:06, KOSAKI Motohiro åé:
> On Sun, May 26, 2013 at 8:45 AM, Hush Bensen <hush.bensen@xxxxxxxxx> wrote:
> > ä 2013/5/26 19:58, KOSAKI Motohiro åé:
> >
> > > > > As KOSAKI Motohiro mentioned, memory hotplug don't support 32bit since
> > > > > it was born,
> > > > Why? any reference? This reasoning is really weak.
> > > I have no seen any highmem support in memory hotplug code and I don't
> > > think this
> > > patch fixes all 32bit highmem issue. If anybody are interesting to
> > > support it, it is good thing. But in fact, _now_ it is broken when
> > > enable HIGHMEM.
> >
> > But online/offline memory can work well when enable HIGHMEM, isn't it?
> If you are lucky.
I think it can work well on my x86_32 with highmem enable box.
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