linux-kernel - Re: [PATCH 3/4] timekeeping: Ignore the bogus sleep time if pm

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Date:   Mon, 28 Nov 2016 10:39:24 -0800
From:   John Stultz <john.stultz@...aro.org>
To:     "Chen, Yu C" <yu.c.chen@...el.com>
Cc:     Ingo Molnar <mingo@...nel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Xunlei Pang <xlpang@...hat.com>,
        Ingo Molnar <mingo@...hat.com>, Len Brown <lenb@...nel.org>,
        "H. Peter Anvin" <hpa@...or.com>, Pavel Machek <pavel@....cz>,
        Thomas Gleixner <tglx@...utronix.de>,
        Prarit Bhargava <prarit@...hat.com>,
        Richard Cochran <richardcochran@...il.com>
Subject: Re: [PATCH 3/4] timekeeping: Ignore the bogus sleep time if pm_trace
 is enabled

On Thu, Nov 24, 2016 at 1:54 AM, Chen, Yu C <yu.c.chen@...el.com> wrote:
> Hi,
>
>> -----Original Message-----
>> From: Ingo Molnar [mailto:mingo.kernel.org@...il.com] On Behalf Of Ingo
>> Molnar
>> Sent: Monday, November 21, 2016 4:18 PM
>> To: John Stultz
>> Cc: lkml; Chen, Yu C; Rafael J. Wysocki; Xunlei Pang; Ingo Molnar; Len Brown; H.
>> Peter Anvin; Pavel Machek; Thomas Gleixner; Prarit Bhargava; Richard Cochran
>> Subject: Re: [PATCH 3/4] timekeeping: Ignore the bogus sleep time if pm_trace
>> is enabled
>>
>>
>> * John Stultz <john.stultz@...aro.org> wrote:
>>
>> > +static int pm_trace_notify(struct notifier_block *nb,
>> > +                           unsigned long mode, void *_unused) {
>> > +   switch (mode) {
>> > +   case PM_POST_HIBERNATION:
>> > +   case PM_POST_SUSPEND:
>> > +           if (pm_trace_rtc_abused) {
>> > +                   pm_trace_rtc_abused = false;
>> > +                   pr_warn("Possible incorrect RTC due to pm_trace,"
>> > +                           "please use ntp-date or rdate to reset.\n");
>>
>> Please don't break user-visible strings just to pacify checkpatch!
>>
>> The bogus linebreak above hides a type in the user string:
>>
>>   Possible incorrect RTC due to pm_trace,please use ntp-date or rdate to reset.
>>
>> (There's a missing space after the comma.)
>>
>> Best practice is to preserve the continuous nature of the user string in the code.
>>
>> In addition to that, please quote suggested command names, i.e. something like:
>>
>>   Possible incorrect RTC due to pm_trace, please use 'ntp-date' or 'rdate' to
>> reset it.
> OK, will do.

Just a heads up. I've already made these changes in my tree.

thanks
-john