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Message-ID: <alpine.DEB.2.11.1504202243070.13914@nanos>
Date:	Mon, 20 Apr 2015 22:48:06 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Baolin Wang <baolin.wang@...aro.org>
cc:	arnd@...db.de, john.stultz@...aro.org, heenasirwani@...il.com,
	pang.xunlei@...aro.org, peterz@...radead.org,
	rafael.j.wysocki@...el.com, gregkh@...uxfoundation.org,
	richardcochran@...il.com, benh@...nel.crashing.org,
	paulus@...ba.org, mpe@...erman.id.au, schwidefsky@...ibm.com,
	heiko.carstens@...ibm.com, linux390@...ibm.com, rth@...ddle.net,
	riel@...hat.com, cl@...ux.com, tj@...nel.org, fweisbec@...il.com,
	ahh@...gle.com, pjt@...gle.com, linuxppc-dev@...ts.ozlabs.org,
	linux-s390@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	y2038@...ts.linaro.org
Subject: Re: [PATCH 05/11] time/posix-timers:Convert to the 64bit methods
 for k_clock callback functions

On Mon, 20 Apr 2015, Baolin Wang wrote:
>  /* Set clock_realtime */
>  static int posix_clock_realtime_set(const clockid_t which_clock,
> -				    const struct timespec *tp)
> +				    const struct timespec64 *tp)
>  {
> -	return do_sys_settimeofday(tp, NULL);
> +	struct timespec ts = timespec64_to_timespec(*tp);
> +
> +	return do_sys_settimeofday(&ts, NULL);

Sigh. No. We first provide a proper function for this, which takes a
timespec64, i.e. do_sys_settimeofday64() instead of having this
wrapper mess all over the place.

>  	/* SIGEV_NONE timers are not queued ! See common_timer_get */
>  	if (((timr->it_sigev_notify & ~SIGEV_THREAD_ID) == SIGEV_NONE)) {
> diff --git a/kernel/time/timekeeping.h b/kernel/time/timekeeping.h
> index 1d91416..144af14 100644
> --- a/kernel/time/timekeeping.h
> +++ b/kernel/time/timekeeping.h
> @@ -15,7 +15,7 @@ extern u64 timekeeping_max_deferment(void);
>  extern int timekeeping_inject_offset(struct timespec *ts);
>  extern s32 timekeeping_get_tai_offset(void);
>  extern void timekeeping_set_tai_offset(s32 tai_offset);
> -extern void timekeeping_clocktai(struct timespec *ts);
> +extern void timekeeping_clocktai(struct timespec64 *ts);

# git grep timekeeping_clocktai() is your friend.

Thanks,

	tglx
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