diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-04-06 01:41:22 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-06 01:41:22 +0200 |
| commit | 9efe21cb82b5dbe3b0b2ae4de4eccc64ecb94e95 (patch) | |
| tree | 7ff8833745d2f268f897f6fa4a27263b4a572245 /include/linux/latencytop.h | |
| parent | de18836e447c2dc30120c0919b8db8ddc0401cc4 (diff) | |
| parent | 0221c81b1b8eb0cbb6b30a0ced52ead32d2b4e4c (diff) | |
Merge branch 'linus' into irq/threaded
Conflicts:
include/linux/irq.h
kernel/irq/handle.c
Diffstat (limited to 'include/linux/latencytop.h')
| -rw-r--r-- | include/linux/latencytop.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/latencytop.h b/include/linux/latencytop.h index 901c2d6377a8..b0e99898527c 100644 --- a/include/linux/latencytop.h +++ b/include/linux/latencytop.h @@ -9,6 +9,7 @@ #ifndef _INCLUDE_GUARD_LATENCYTOP_H_ #define _INCLUDE_GUARD_LATENCYTOP_H_ +#include <linux/compiler.h> #ifdef CONFIG_LATENCYTOP #define LT_SAVECOUNT 32 @@ -24,7 +25,14 @@ struct latency_record { struct task_struct; -void account_scheduler_latency(struct task_struct *task, int usecs, int inter); +extern int latencytop_enabled; +void __account_scheduler_latency(struct task_struct *task, int usecs, int inter); +static inline void +account_scheduler_latency(struct task_struct *task, int usecs, int inter) +{ + if (unlikely(latencytop_enabled)) + __account_scheduler_latency(task, usecs, inter); +} void clear_all_latency_tracing(struct task_struct *p); |