From ac1e843f0900bea92fcb47f6205e1f9ffb0d469c Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Fri, 21 Apr 2017 12:26:23 +0200 Subject: [PATCH] sched/clock: Remove unused argument to sched_clock_idle_wakeup_event() The argument to sched_clock_idle_wakeup_event() has not been used in a long time. Remove it. Signed-off-by: Peter Zijlstra (Intel) Cc: Linus Torvalds Cc: Mike Galbraith Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar --- arch/x86/kernel/tsc.c | 2 +- include/linux/sched/clock.h | 4 ++-- kernel/sched/clock.c | 4 ++-- kernel/time/tick-sched.c | 2 +- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index c1b16b328abe..a3b544264360 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -182,7 +182,7 @@ static void __set_cyc2ns_scale(unsigned long khz, int cpu, unsigned long long ts c2n->data[1] = data; done: - sched_clock_idle_wakeup_event(0); + sched_clock_idle_wakeup_event(); local_irq_restore(flags); } diff --git a/include/linux/sched/clock.h b/include/linux/sched/clock.h index 978cbb0af5f3..9c36f0722966 100644 --- a/include/linux/sched/clock.h +++ b/include/linux/sched/clock.h @@ -39,7 +39,7 @@ static inline void sched_clock_idle_sleep_event(void) { } -static inline void sched_clock_idle_wakeup_event(u64 delta_ns) +static inline void sched_clock_idle_wakeup_event(void) { } @@ -66,7 +66,7 @@ extern u64 __sched_clock_offset; extern void sched_clock_tick(void); extern void sched_clock_tick_stable(void); extern void sched_clock_idle_sleep_event(void); -extern void sched_clock_idle_wakeup_event(u64 delta_ns); +extern void sched_clock_idle_wakeup_event(void); /* * As outlined in clock.c, provides a fast, high resolution, nanosecond diff --git a/kernel/sched/clock.c b/kernel/sched/clock.c index f861637f7fdc..750a92c9db7e 100644 --- a/kernel/sched/clock.c +++ b/kernel/sched/clock.c @@ -410,9 +410,9 @@ void sched_clock_idle_sleep_event(void) EXPORT_SYMBOL_GPL(sched_clock_idle_sleep_event); /* - * We just idled delta nanoseconds (called with irqs disabled): + * We just idled; resync with ktime. (called with irqs disabled): */ -void sched_clock_idle_wakeup_event(u64 delta_ns) +void sched_clock_idle_wakeup_event(void) { if (timekeeping_suspended) return; diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 64c97fc130c4..9c2dc64e31d8 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -554,7 +554,7 @@ static void tick_nohz_stop_idle(struct tick_sched *ts, ktime_t now) update_ts_time_stats(smp_processor_id(), ts, now, NULL); ts->idle_active = 0; - sched_clock_idle_wakeup_event(0); + sched_clock_idle_wakeup_event(); } static ktime_t tick_nohz_start_idle(struct tick_sched *ts)