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timer: Revert "timer: Add timer_curr_running()"

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This reverts commit dcd42591eb.
The only user was RCU/nocb.

Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Cc: Joel Fernandes <joel@joelfernandes.org>
Cc: Neeraj Upadhyay <neeraju@codeaurora.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Frederic Weisbecker 2021-02-23 01:10:04 +01:00 • committed by Paul E. McKenney
parent d76e0926d8
commit 258ca95e2c
2 changed files with 0 additions and 16 deletions
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2
include/linux/timer.h
View file

@ -192,8 +192,6 @@ extern int try_to_del_timer_sync(struct timer_list *timer);
#define del_singleshot_timer_sync(t) del_timer_sync(t) #define del_singleshot_timer_sync(t) del_timer_sync(t)
extern bool timer_curr_running(struct timer_list *timer);
extern void init_timers(void); extern void init_timers(void);
struct hrtimer; struct hrtimer;
extern enum hrtimer_restart it_real_fn(struct hrtimer *); extern enum hrtimer_restart it_real_fn(struct hrtimer *);

14
kernel/time/timer.c
View file

@ -1237,20 +1237,6 @@ int try_to_del_timer_sync(struct timer_list *timer)
} }
EXPORT_SYMBOL(try_to_del_timer_sync); EXPORT_SYMBOL(try_to_del_timer_sync);
bool timer_curr_running(struct timer_list *timer)
{
int i;
for (i = 0; i < NR_BASES; i++) {
struct timer_base *base = this_cpu_ptr(&timer_bases[i]);
if (base->running_timer == timer)
return true;
}
return false;
}
#ifdef CONFIG_PREEMPT_RT #ifdef CONFIG_PREEMPT_RT
static __init void timer_base_init_expiry_lock(struct timer_base *base) static __init void timer_base_init_expiry_lock(struct timer_base *base)
{ {