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posix-timers: Use clock_get_ktime() in common_timer_get() 

Now, when the clock_get_ktime() callback exists, the suboptimal
timespec64-based conversion can be removed from common_timer_get().

Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Co-developed-by: Dmitry Safonov <dima@arista.com>
Signed-off-by: Andrei Vagin <avagin@gmail.com>
Signed-off-by: Dmitry Safonov <dima@arista.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20191112012724.250792-11-dima@arista.com
This commit is contained in:
Andrei Vagin 2019-11-12 01:26:59 +00:00 committed by Thomas Gleixner
parent 9c71a2e8a7
commit 198fa445d5
1 changed files with 1 additions and 7 deletions
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8
kernel/time/posix-timers.c
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@ -665,7 +665,6 @@ void common_timer_get(struct k_itimer *timr, struct itimerspec64 *cur_setting)
{
const struct k_clock *kc = timr->kclock;
ktime_t now, remaining, iv;
struct timespec64 ts64;
bool sig_none;
sig_none = timr->it_sigev_notify == SIGEV_NONE;
@ -683,12 +682,7 @@ void common_timer_get(struct k_itimer *timr, struct itimerspec64 *cur_setting)
return;
}
/*
* The timespec64 based conversion is suboptimal, but it's not
* worth to implement yet another callback.
*/
kc->clock_get_timespec(timr->it_clock, &ts64);
now = timespec64_to_ktime(ts64);
now = kc->clock_get_ktime(timr->it_clock);
/*
* When a requeue is pending or this is a SIGEV_NONE timer move the