diff options
| author | Christian Loehle <christian.loehle@arm.com> | 2024-06-17 17:16:15 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-06-21 18:10:15 +0200 |
| commit | 9403408e122628a6dc7154a95716f00dae3747c7 (patch) | |
| tree | c8980103931c7287d6f3ef9c2f8af43c37a79fb7 | |
| parent | 02ecee07ca30f76f2a0f1381661a688b8e501ab0 (diff) | |
tick: Remove unnused tick_nohz_get_idle_calls()
The function returns the idle calls counter for the current cpu and
therefore usually isn't what the caller wants. It is unnused since
commit 466a2b42d676 ("cpufreq: schedutil: Use idle_calls counter of the
remote CPU")
Signed-off-by: Christian Loehle <christian.loehle@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20240617161615.49309-1-christian.loehle@arm.com
| -rw-r--r-- | include/linux/tick.h | 1 | ||||
| -rw-r--r-- | kernel/time/tick-sched.c | 14 |
2 files changed, 0 insertions, 15 deletions
diff --git a/include/linux/tick.h b/include/linux/tick.h index 4924a33700b7..72744638c5b0 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -139,7 +139,6 @@ extern void tick_nohz_irq_exit(void); extern bool tick_nohz_idle_got_tick(void); extern ktime_t tick_nohz_get_next_hrtimer(void); extern ktime_t tick_nohz_get_sleep_length(ktime_t *delta_next); -extern unsigned long tick_nohz_get_idle_calls(void); extern unsigned long tick_nohz_get_idle_calls_cpu(int cpu); extern u64 get_cpu_idle_time_us(int cpu, u64 *last_update_time); extern u64 get_cpu_iowait_time_us(int cpu, u64 *last_update_time); diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 71a792cd8936..43a6370a2ebc 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -1385,20 +1385,6 @@ unsigned long tick_nohz_get_idle_calls_cpu(int cpu) return ts->idle_calls; } -/** - * tick_nohz_get_idle_calls - return the current idle calls counter value - * - * Called from the schedutil frequency scaling governor in scheduler context. - * - * Return: the current idle calls counter value for the current CPU - */ -unsigned long tick_nohz_get_idle_calls(void) -{ - struct tick_sched *ts = this_cpu_ptr(&tick_cpu_sched); - - return ts->idle_calls; -} - static void tick_nohz_account_idle_time(struct tick_sched *ts, ktime_t now) { |