linux-kernel - Re: [PATCH] time: alarmtimer: Add the trcepoints for alarmtimer

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Message-ID: <CAMz4kuJLfC=3ZK7POOcq9tgYdk0e5veS4S75PfRJ07qhzgr9JA@mail.gmail.com>
Date:	Thu, 18 Aug 2016 10:21:15 +0800
From:	Baolin Wang <baolin.wang@...aro.org>
To:	John Stultz <john.stultz@...aro.org>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Mark Brown <broonie@...nel.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] time: alarmtimer: Add the trcepoints for alarmtimer

Hi John,

On 18 August 2016 at 04:00, John Stultz <john.stultz@...aro.org> wrote:
> On Fri, Aug 12, 2016 at 2:16 AM, Baolin Wang <baolin.wang@...aro.org> wrote:
>> For system debugging, we usually want to know who sets one alarm timer, the
>> time of the timer, when the timer started and fired and so on.
>>
>> Thus adding tracepoints can help us trace the alarmtimer information.
>>
>> Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
>
>
> Looks reasonable to me.  Might be good to get a specific example of
> something you've used this for (with example output) in the commit
> log.

OK. Will add one example with the trace log in next version.

>
> Please also fix up the kbuild test issues and resubmit.

OK. Thanks.

>
> thanks
> -john



-- 
Baolin.wang
Best Regards