On Mon, Nov 11, 2013 at 4:59 PM, Peter Zijlstra <[email protected]> wrote:
> On Fri, Nov 08, 2013 at 08:46:02PM +0100, Stephane Eranian wrote:
>
>
>> +static DEFINE_SPINLOCK(rapl_hotplug_lock);
>
> What is this thing protecting?
>
> Like last time it appears to be used only from hotplug notifier
> callbacks and those are already fully serialized.
>
I thought you or somebody else had said, that hotplug in now parallel.
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