linux-kernel - Re: [intel-pstate driver regression] processor frequency very high even if in idle

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Date:	Fri, 1 Apr 2016 22:28:07 +0200
From:	"Rafael J. Wysocki" <rafael@...nel.org>
To:	Jörg Otte <jrg.otte@...il.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	Doug Smythies <dsmythies@...us.net>
Subject: Re: [intel-pstate driver regression] processor frequency very high
 even if in idle

On Fri, Apr 1, 2016 at 4:06 PM, Jörg Otte <jrg.otte@...il.com> wrote:
> 2016-04-01 14:40 GMT+02:00 Rafael J. Wysocki <rjw@...ysocki.net>:
>> On Friday, April 01, 2016 11:20:42 AM Jörg Otte wrote:
>>> 2016-03-31 17:43 GMT+02:00 Rafael J. Wysocki <rjw@...ysocki.net>:
>>> > On Thursday, March 31, 2016 05:25:18 PM Jörg Otte wrote:
>>> >> 2016-03-31 13:42 GMT+02:00 Rafael J. Wysocki <rjw@...ysocki.net>:
>>> >> > On Thursday, March 31, 2016 11:05:56 AM Jörg Otte wrote:
>>> >> >

[cut]

>
> Done. Attached the tracer.
> For me it looks like the previous one of the failing case.
>

Yes, it does, so no improvement.

Well, that will require further investigation, so I have created a
kernel Bugzilla entry for the tracking of this issue:

https://bugzilla.kernel.org/show_bug.cgi?id=115771

I would like to communicate through it going forward if that's not a problem.

Thanks,
Rafael