From: Thomas Gleixner tglx@linutronix.de
[ Upstream commit bb663f0f3c396c6d05f6c5eeeea96ced20ff112e ]
The timer related functions do not have a strict timer_ prefixed namespace which is really annoying.
Rename del_timer() to timer_delete() and provide del_timer() as a wrapper. Document that del_timer() is not for new code.
Signed-off-by: Thomas Gleixner tglx@linutronix.de Tested-by: Guenter Roeck linux@roeck-us.net Reviewed-by: Steven Rostedt (Google) rostedt@goodmis.org Reviewed-by: Jacob Keller jacob.e.keller@intel.com Reviewed-by: Anna-Maria Behnsen anna-maria@linutronix.de Link: https://lore.kernel.org/r/20221123201625.015535022@linutronix.de Signed-off-by: Jeongjun Park aha310510@gmail.com --- include/linux/timer.h | 15 ++++++++++++++- kernel/time/timer.c | 6 +++--- 2 files changed, 17 insertions(+), 4 deletions(-)
diff --git a/include/linux/timer.h b/include/linux/timer.h index 551fa467726f..e338e173ce8b 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -169,7 +169,6 @@ static inline int timer_pending(const struct timer_list * timer) }
extern void add_timer_on(struct timer_list *timer, int cpu); -extern int del_timer(struct timer_list * timer); extern int mod_timer(struct timer_list *timer, unsigned long expires); extern int mod_timer_pending(struct timer_list *timer, unsigned long expires); extern int timer_reduce(struct timer_list *timer, unsigned long expires); @@ -184,6 +183,7 @@ extern void add_timer(struct timer_list *timer);
extern int try_to_del_timer_sync(struct timer_list *timer); extern int timer_delete_sync(struct timer_list *timer); +extern int timer_delete(struct timer_list *timer);
/** * del_timer_sync - Delete a pending timer and wait for a running callback @@ -198,6 +198,19 @@ static inline int del_timer_sync(struct timer_list *timer) return timer_delete_sync(timer); }
+/** + * del_timer - Delete a pending timer + * @timer: The timer to be deleted + * + * See timer_delete() for detailed explanation. + * + * Do not use in new code. Use timer_delete() instead. + */ +static inline int del_timer(struct timer_list *timer) +{ + return timer_delete(timer); +} + extern void init_timers(void); struct hrtimer; extern enum hrtimer_restart it_real_fn(struct hrtimer *); diff --git a/kernel/time/timer.c b/kernel/time/timer.c index 60e538b566e3..2b5e8c26b697 100644 --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -1257,7 +1257,7 @@ void add_timer_on(struct timer_list *timer, int cpu) EXPORT_SYMBOL_GPL(add_timer_on);
/** - * del_timer - Deactivate a timer. + * timer_delete - Deactivate a timer * @timer: The timer to be deactivated * * The function only deactivates a pending timer, but contrary to @@ -1270,7 +1270,7 @@ EXPORT_SYMBOL_GPL(add_timer_on); * * %0 - The timer was not pending * * %1 - The timer was pending and deactivated */ -int del_timer(struct timer_list *timer) +int timer_delete(struct timer_list *timer) { struct timer_base *base; unsigned long flags; @@ -1286,7 +1286,7 @@ int del_timer(struct timer_list *timer)
return ret; } -EXPORT_SYMBOL(del_timer); +EXPORT_SYMBOL(timer_delete);
/** * try_to_del_timer_sync - Try to deactivate a timer