Re: [PATCH] lglock: make lg_lock_global() actually lock globally

[Peter Zijlstra]

On Thu, 2010-08-26 at 19:46 +1000, Nick Piggin wrote:
> Why is that? Don't tell me realtime people want some latency "guarantee"
> while onlining CPUs? :) 

I think its only done because we can, don't use kstopmachine if you
don't have to etc..

We tell people who do RT not to hotplug, not load modules etc..
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