linux-kernel - Re: [PATCH] sysinfo: remove get_monotonic

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Date:   Mon, 18 Jun 2018 18:18:05 +0300
From:   Cyrill Gorcunov <gorcunov@...il.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Thomas Gleixner <tglx@...utronix.de>, y2038@...ts.linaro.org,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sysinfo: remove get_monotonic_boottime()

On Mon, Jun 18, 2018 at 05:00:38PM +0200, Arnd Bergmann wrote:
> get_monotonic_boottime() is deprecated because it uses the
> old 'timespec' structure. This replaces one of the last callers
> with a call to ktime_get_boottime.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  kernel/sys.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/kernel/sys.c b/kernel/sys.c
> index ccaeffa2171b..24f838da8ca1 100644
> --- a/kernel/sys.c
> +++ b/kernel/sys.c
> @@ -2574,11 +2574,11 @@ static int do_sysinfo(struct sysinfo *info)
>  {
>  	unsigned long mem_total, sav_total;
>  	unsigned int mem_unit, bitcount;
> -	struct timespec tp;
> +	struct timespec64 tp;
>  
>  	memset(info, 0, sizeof(struct sysinfo));
>  
> -	get_monotonic_boottime(&tp);
> +	ktime_get_boottime_ts64(&tp);
>  	info->uptime = tp.tv_sec + (tp.tv_nsec ? 1 : 0);
>  
>  	get_avenrun(info->loads, 0, SI_LOAD_SHIFT - FSHIFT);

The change is pretty obvious. Looks ok to me (though I missed
the moment when timespec became old ;)

Reviewed-by: Cyrill Gorcunov <gorcunov@...il.com>