The following commit has been merged into the timers/core branch of tip:
Commit-ID: 9403408e122628a6dc7154a95716f00dae3747c7
Gitweb: https://git.kernel.org/tip/9403408e122628a6dc7154a95716f00dae3747c7
Author: Christian Loehle <christian.loehle@xxxxxxx>
AuthorDate: Mon, 17 Jun 2024 17:16:15 +01:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Fri, 21 Jun 2024 18:10:15 +02:00
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@xxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20240617161615.49309-1-christian.loehle@xxxxxxx
---
include/linux/tick.h | 1 -
kernel/time/tick-sched.c | 14 --------------
2 files changed, 15 deletions(-)
diff --git a/include/linux/tick.h b/include/linux/tick.h
index 4924a33..7274463 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 71a792c..43a6370 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)
{
|