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| author | Thomas Gleixner <tglx@linutronix.de> | 2019-01-11 16:33:17 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2019-01-15 18:36:13 +0300 |
| commit | 16118794ede91aac1a73abe15de22d3de9d2b775 (patch) | |
| tree | b5108b9b74b685c85291470680c8a3ec75fab9f7 /kernel/time | |
| parent | b17d1ce7efe21e075dace85658d26d354766b443 (diff) | |
| download | linux-16118794ede91aac1a73abe15de22d3de9d2b775.tar.xz | |
posix-cpu-timers: Remove private interval storage
Posix CPU timers store the interval in private storage for historical
reasons (it_interval used to be a non scalar representation on 32bit
systems). This is gone and there is no reason for duplicated storage
anymore.
Use it_interval everywhere.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: "H.J. Lu" <hjl.tools@gmail.com>
Link: https://lkml.kernel.org/r/20190111133500.945255655@linutronix.de
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/posix-cpu-timers.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index 80f955210861..0a426f4e3125 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -67,13 +67,13 @@ static void bump_cpu_timer(struct k_itimer *timer, u64 now) int i; u64 delta, incr; - if (timer->it.cpu.incr == 0) + if (!timer->it_interval) return; if (now < timer->it.cpu.expires) return; - incr = timer->it.cpu.incr; + incr = timer->it_interval; delta = now + incr - timer->it.cpu.expires; /* Don't use (incr*2 < delta), incr*2 might overflow. */ @@ -520,7 +520,7 @@ static void cpu_timer_fire(struct k_itimer *timer) */ wake_up_process(timer->it_process); timer->it.cpu.expires = 0; - } else if (timer->it.cpu.incr == 0) { + } else if (!timer->it_interval) { /* * One-shot timer. Clear it as soon as it's fired. */ @@ -606,7 +606,7 @@ static int posix_cpu_timer_set(struct k_itimer *timer, int timer_flags, */ ret = 0; - old_incr = timer->it.cpu.incr; + old_incr = timer->it_interval; old_expires = timer->it.cpu.expires; if (unlikely(timer->it.cpu.firing)) { timer->it.cpu.firing = -1; @@ -684,8 +684,7 @@ static int posix_cpu_timer_set(struct k_itimer *timer, int timer_flags, * Install the new reload setting, and * set up the signal and overrun bookkeeping. */ - timer->it.cpu.incr = timespec64_to_ns(&new->it_interval); - timer->it_interval = ns_to_ktime(timer->it.cpu.incr); + timer->it_interval = timespec64_to_ktime(new->it_interval); /* * This acts as a modification timestamp for the timer, @@ -724,7 +723,7 @@ static void posix_cpu_timer_get(struct k_itimer *timer, struct itimerspec64 *itp /* * Easy part: convert the reload time. */ - itp->it_interval = ns_to_timespec64(timer->it.cpu.incr); + itp->it_interval = ktime_to_timespec64(timer->it_interval); if (!timer->it.cpu.expires) return; |