diff options
Diffstat (limited to 'include/linux/timer.h')
| -rw-r--r-- | include/linux/timer.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/include/linux/timer.h b/include/linux/timer.h index ccf882eed8f..a2d1eb6cb3f 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -175,11 +175,6 @@ extern int mod_timer_pinned(struct timer_list *timer, unsigned long expires); /* * Return when the next timer-wheel timeout occurs (in absolute jiffies), - * locks the timer base: - */ -extern unsigned long next_timer_interrupt(void); -/* - * Return when the next timer-wheel timeout occurs (in absolute jiffies), * locks the timer base and does the comparison against the given * jiffie. */ @@ -190,6 +185,8 @@ extern unsigned long get_next_timer_interrupt(unsigned long now); */ #ifdef CONFIG_TIMER_STATS +extern int timer_stats_active; + #define TIMER_STATS_FLAG_DEFERRABLE 0x1 extern void init_timer_stats(void); @@ -203,6 +200,8 @@ extern void __timer_stats_timer_set_start_info(struct timer_list *timer, static inline void timer_stats_timer_set_start_info(struct timer_list *timer) { + if (likely(!timer_stats_active)) + return; __timer_stats_timer_set_start_info(timer, __builtin_return_address(0)); } |