* Borislav Petkov <[email protected]> wrote:
> On Wed, Apr 17, 2013 at 09:46:53AM +0200, Ingo Molnar wrote:
>
> > What you mention here should indeed already be handled by the architecture
> > hotplug code (for example on x86 the boot CPU cannot be hot-removed).
>
> Supposedly, some new Intels (I think Ivybridge or so) can actually be
> hot-removed.
There are WIP patches in existence that remove the limitations on the kernel
side,
but they are not upstream yet, so currently the constraint exists upstream.
Thanks,
Ingo
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