linux-kernel - Re: [PATCH v5] PM: sleep: Expose last succeeded resumed timestamp in sysfs

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Date:   Mon, 27 Nov 2023 15:47:01 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Pavel Machek <pavel@....cz>, Len Brown <len.brown@...el.com>
Cc:     suleiman@...gle.com, briannorris@...gle.com,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v5] PM: sleep: Expose last succeeded resumed timestamp in
 sysfs

Hi--


On 11/27/23 02:38, Masami Hiramatsu (Google) wrote:
> From: Masami Hiramatsu <mhiramat@...nel.org>
> 

> diff --git a/kernel/power/main.c b/kernel/power/main.c
> index f6425ae3e8b0..2ab23fd3daac 100644
> --- a/kernel/power/main.c
> +++ b/kernel/power/main.c

> @@ -514,6 +526,9 @@ static int suspend_stats_show(struct seq_file *s, void *unused)
>  			suspend_step_name(
>  				suspend_stats.failed_steps[index]));
>  	}
> +	seq_printf(s,	"last_success_resume_time:\t%-llu.%llu\n",

The <TAB> after "s," is a bit odd IMO, but I don't see a need to resend it
just for that.

> +		   (unsigned long long)suspend_stats.last_success_resume_time.tv_sec,
> +		   (unsigned long long)suspend_stats.last_success_resume_time.tv_nsec);
>  
>  	return 0;
>  }

-- 
~Randy