linux-kernel - Re: [PATCH v3] cpufreq: trace frequency limits change

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Message-ID: <CAKohponm0CbBNLY19B-9ccfe3d3jreSJLDePEROR+w1=1JZEWw@mail.gmail.com>
Date:   Wed, 25 Jul 2018 09:20:45 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Joel Fernandes <joel@...lfernandes.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "Cc: Android Kernel" <kernel-team@...roid.com>,
        Ruchi Kandoi <kandoiruchi@...gle.com>,
        Ingo Molnar <mingo@...hat.com>,
        Jonathan Corbet <corbet@....net>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH v3] cpufreq: trace frequency limits change

On 24 July 2018 at 23:05, Joel Fernandes <joel@...lfernandes.org> wrote:
> From: Ruchi Kandoi <kandoiruchi@...gle.com>
>
> systrace used for tracing for Android systems has carried a patch for
> many years in the Android tree that traces when the cpufreq limits
> change.  With the help of this information, systrace can know when the
> policy limits change and can visually display the data. Lets add
> upstream support for the same.
>
> Signed-off-by: Ruchi Kandoi <kandoiruchi@...gle.com>
> Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org>
> ---
> Viresh since I changed the patch, could you Ack it again?
>
> v2->v3: reduce parameters to tracepoint call (Steve)
> v1->v2: correct ordering of min/max (Viresh)
>
>  Documentation/trace/events-power.rst |  1 +
>  drivers/cpufreq/cpufreq.c            |  1 +
>  include/trace/events/power.h         | 25 +++++++++++++++++++++++++
>  3 files changed, 27 insertions(+)

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>