linux-kernel - Re: [PATCH 4/7] time: alarmtimer: Add the tracepoints for alarmtimer

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Date:   Tue, 29 Nov 2016 08:23:59 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     John Stultz <john.stultz@...aro.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Baolin Wang <baolin.wang@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Richard Cochran <richardcochran@...il.com>,
        Prarit Bhargava <prarit@...hat.com>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH 4/7] time: alarmtimer: Add the tracepoints for alarmtimer


* John Stultz <john.stultz@...aro.org> wrote:

> From: Baolin Wang <baolin.wang@...aro.org>
> 
> For system debugging, we sometimes 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.

s/one alarm timer/an alarm timer

> For example, when we debug the system supend/resume, if the
> system is always resumed by RTC alarm, we can find out which
> process set the alarm timer to resume system by below trace log:

s/when we debug the system/when we debug system
s/supend/suspend
s/resume system/resume the system
s/by below trace log/by the trace log below

> From the trace log, we can find out the 'Binder:3292_2' process
> set one alarm timer which resumes the system.

s/set one alarm timer/set an alarm timer

> Changes since v4:
>  - Initialize 'type' to -1 and rename it in alarmtimer_suspend().
>  - Fix typo in subject line.
> 
> Changes since v3:
>  - Remove the "ALARM_" prefix in the string.
>  - Add the ACK by Steven Rostedt.
> 
> Changes since v2:
>  - Save time as s64 type.
>  - Remove 'process_name' parameter and add 'now' parameter.
>  - Rename the trace event name.
>  - Remove restart trace event.
>  - Other optimization.

I find it really sad that a patch that has gone through 4 iterations still has so 
many typos and grammar errors in its changelog :-(

Thanks,

	Ingo