linux-kernel - Re: [PATCH] trace power_frequency events on the correct cpu (for Intel x86 CPUs)

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Message-ID: <4BA7773A.5080206@linux.intel.com>
Date:	Mon, 22 Mar 2010 06:57:14 -0700
From:	Arjan van de Ven <arjan@...ux.intel.com>
To:	Robert Schöne <robert.schoene@...dresden.de>
CC:	Thomas Renninger <trenn@...e.de>, Dave Jones <davej@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	cpufreq <cpufreq@...r.kernel.org>, x86@...nel.org
Subject: Re: [PATCH] trace power_frequency events on the correct cpu  (for
 Intel x86 CPUs)

On 3/22/2010 0:04, Robert Schöne wrote:
> Am Sonntag, den 21.03.2010, 17:42 -0700 schrieb Arjan van de Ven:
>> On 3/20/2010 14:37, Thomas Renninger wrote:
>>
>>> It also seem to be (hopefully) a minor feature for timechart, so this should
>>> not hurt that much (yet).
>>
>> It's actually a major feature for timechart, and one of the key things I and a bunch of others
>> inside Intel use timechart for.
>>
> It's a major feature for us too.
> I suppose, the cpufreq_notify_transition calls are correct (meaning
> being called for all related cpus) for every driver. So there's still
> the option to include it in the POST_CHANGE section of this function.
> Could this be okay for the both of you?

post change would work... that gets frequency afaik..

>
>

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