Re: remove cpu hotplug bustification in cpufreq.

[Ingo Molnar]

* Andrew Morton <akpm@xxxxxxxx> wrote:

> > I'll try them out. If they don't work, we should just delete the 
> > lock and go totally back to square 1.
> 
> rwsem conversion has the potential to merely hide the problem.  Ingo, 
> does lockdep detect recursive down_read()?

yeah, it does - there are a couple of testcases for it too, in the 
testsuite.

	Ingo
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