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author | David S. Miller <davem@davemloft.net> | 2009-08-09 21:29:47 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2009-08-09 21:29:47 -0700 |
commit | f222e8b40f2177b1c4cac015b117744c1d3fa3e9 (patch) | |
tree | 7c5fc22c08da900e21b0e7ab2376e8e8e44a63c0 /include/linux/timer.h | |
parent | 819ae6a389d4acfab9a7bb874fa1977aa464d14b (diff) | |
parent | f4b9a988685da6386d7f9a72df3098bcc3270526 (diff) |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'include/linux/timer.h')
-rw-r--r-- | include/linux/timer.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/timer.h b/include/linux/timer.h index ccf882eed8f8..be62ec2ebea5 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -190,6 +190,8 @@ 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 +205,8 @@ 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)); } |