linux-kernel - Re: [RESEND PATCH 0/3 v4] powercap, intel

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Date:	Mon, 28 Mar 2016 18:07:36 +0000
From:	"Pandruvada, Srinivas" <srinivas.pandruvada@...el.com>
To:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"prarit@...hat.com" <prarit@...hat.com>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	"jacob.jun.pan@...ux.intel.com" <jacob.jun.pan@...ux.intel.com>
CC:	"Jovanovic, Radivoje" <radivoje.jovanovic@...el.com>,
	"s.ikarashi@...fujitsu.com" <s.ikarashi@...fujitsu.com>,
	"David Rajamanickam, Ajay Thomas" 
	<ajay.thomas.david.rajamanickam@...el.com>,
	"Wysocki, Rafael J" <rafael.j.wysocki@...el.com>,
	"minipli@...glemail.com" <minipli@...glemail.com>
Subject: Re: [RESEND PATCH 0/3 v4] powercap, intel_rapl, implement time
 window checks

+Jacob

On Mon, 2016-03-21 at 08:27 -0400, Prarit Bhargava wrote:
> This was submitted back in December and not picked up after review.
> 
> P.
> 
> -----8<----
> The Intel ASDM provides a maximum time window that can be specified
> when
> setting a time window in the RAPL driver.  While the ASDM doesn't
> explicitly
> provide a minimum time window value, it does provide a minimum time
> window
> unit that also can be used as a minimum value.
> 
> This patchset implements barrier checking for the time windows, and
> adds
> reporting of a known bug in which the maxmimum time window value may
> be
> erroneously set to 0, as well as a module parameter to avoid the
> maximum
> window checks on broken BIOSes.
> 
> Cc: "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
> Cc: Prarit Bhargava <prarit@...hat.com>
> Cc: Radivoje Jovanovic <radivoje.jovanovic@...el.com>
> Cc: Seiichi Ikarashi <s.ikarashi@...fujitsu.com>
> Cc: Mathias Krause <minipli@...glemail.com>
> Cc: Ajay Thomas <ajay.thomas.david.rajamanickam@...el.com>
> Signed-off-by: Prarit Bhargava <prarit@...hat.com>
> 
> Prarit Bhargava (3):
>   powercap, intel_rapl, implement get_max_time_window
>   powercap, intel_rapl, implement check for minimum time window
>   powercap, intel_rapl, Add ignore_max_time_window_check module
>     parameter for broken BIOSes
> 
>  drivers/powercap/intel_rapl.c   |   50
> +++++++++++++++++++++++++++++++++++++++
>  drivers/powercap/powercap_sys.c |    6 +++--
>  2 files changed, 54 insertions(+), 2 deletions(-)
>