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

[Peter Zijlstra]

On Thu, 2010-08-26 at 11:49 +0200, Tejun Heo wrote:
> If there's a pressing need, doing stop_machine for
> onlining too is definitely an option. 

I would argue against that.. we should try and rid ourselves of
stopmachine, not add more dependencies on it. If you want to sync
against preempt_disable thingies synchronize_sched() is your friend.
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