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SubjectRe: remove cpu hotplug bustification in cpufreq.


On Tue, 25 Jul 2006, Arjan van de Ven wrote:
>
> so cpufreq_set_policy() takes policy->lock, and then calls into the
> userspace governer code
> (__cpufreq_set_policy->cpufreq_governor->cpufreq_governor_userspace)
> which calls __cpufreq_driver_target... which does lock_cpu_hotplug().

Yeah. I think the target should _not_ take the lock_cpu_hotplug(), since
the call chain (much much earlier) should have done it.

Ie we should probably do it at the "cpufreq_set_policy()" level.

> Arjan -- who's just cleaned Linus' wall to prepare it for more head
> banging

It's not actually "my wall". I'll happily share it with anybody else.

Please. Take my wall.

Linus
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