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authorThomas Gleixner <tglx@linutronix.de>2017-05-30 23:15:47 +0200
committerThomas Gleixner <tglx@linutronix.de>2017-06-04 15:40:26 +0200
commitf37fb0aa4f453c7c785bbcecc4991ac48c5c0e51 (patch)
tree9ccf6bc401b55ac4d01e66a980491ee3f10b5d81 /kernel/time/posix-cpu-timers.c
parentposix-timers: Rename do_schedule_next_timer (diff)
downloadlinux-f37fb0aa4f453c7c785bbcecc4991ac48c5c0e51.tar.xz
linux-f37fb0aa4f453c7c785bbcecc4991ac48c5c0e51.zip
posix-timers: Use timer_rearm() callback in posixtimer_rearm()
Use the new timer_rearm() callback to replace the conditional hardcoded calls into the hrtimer and cpu timer code. This allows later to bring the same logic to alarmtimers. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: John Stultz <john.stultz@linaro.org> Link: http://lkml.kernel.org/r/20170530211656.889661919@linutronix.de
Diffstat (limited to 'kernel/time/posix-cpu-timers.c')
-rw-r--r--kernel/time/posix-cpu-timers.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c
index 1ba576d3151a..96c833a61ade 100644
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -15,6 +15,8 @@
#include "posix-timers.h"
+static void posix_cpu_timer_rearm(struct k_itimer *timer);
+
/*
* Called after updating RLIMIT_CPU to run cpu timer and update
* tsk->signal->cputime_expires expiration cache if necessary. Needs
@@ -528,7 +530,7 @@ static void cpu_timer_fire(struct k_itimer *timer)
* reload the timer. But we need to keep it
* ticking in case the signal is deliverable next time.
*/
- posix_cpu_timer_schedule(timer);
+ posix_cpu_timer_rearm(timer);
++timer->it_requeue_pending;
}
}
@@ -984,7 +986,7 @@ static void check_process_timers(struct task_struct *tsk,
* This is called from the signal code (via posixtimer_rearm)
* when the last timer signal was delivered and we have to reload the timer.
*/
-void posix_cpu_timer_schedule(struct k_itimer *timer)
+static void posix_cpu_timer_rearm(struct k_itimer *timer)
{
struct sighand_struct *sighand;
unsigned long flags;
@@ -1431,6 +1433,7 @@ const struct k_clock clock_posix_cpu = {
.timer_set = posix_cpu_timer_set,
.timer_del = posix_cpu_timer_del,
.timer_get = posix_cpu_timer_get,
+ .timer_rearm = posix_cpu_timer_rearm,
};
const struct k_clock clock_process = {