Re: [PATCH -v8 01/11] CPU hotplug: Provide a generic helper todisable/enable CPU hotplug

[Andrew Morton]

On Fri, 10 May 2013 13:11:51 +0200 "Rafael J. Wysocki" <rjw@xxxxxxx> wrote:

> ...
>
> > cpu_hotplug_disable() doesn't get compiled unless we've defined
> > CONFIG_PM_SLEEP_SMP.  I cannot begin to imagine what the logic is
> > behind that!
> 
> I suppose it was only used by suspend/hibernate code paths when this was
> introduced.

OK, well I suspect that what I have now is simply wrong for Robin's
application.  Robin, can you please check this?  We probably want to
make the does-something version of cpu_hotplug_disable/enable available
if CONFIG_HOTPLUG_CPU.


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