Re: regression caused by bb6ab52f2bef ("intel_pstate: Do not set utilization update hook too early")

Rafael J. Wysocki
2016-06-17T15:42:56Z

On Fri, Jun 17, 2016 at 5:40 PM, Rafael J. Wysocki <rafael@kernel.org> wrote:
> On Fri, Jun 17, 2016 at 5:32 PM, Jisheng Zhang <jszhang@marvell.com> wrote:
>> Hi all,
>>
>> First of all, sorry for top post, only webmail is available now.
>>
>> Second, sorry again for report incorrect commit, I were too tired this morning so I remember the wrong commit. The regression is caused by bb6ab52f2bef ("intel_pstate: Do not set utilization update hook too early"), so I update the email title.
>
> OK, that makes much more sense. :-)
>
> And
>
> 4578ee7e1def intel_pstate: Avoid unnecessary synchronize_sched()
> during initialization
>
> is not sufficient I suppose?

I mean, it is not sufficient to reduce the number of wakeups again?