diff options
author | Ingo Molnar <mingo@elte.hu> | 2007-10-15 11:00:10 -0400 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2007-10-15 11:00:10 -0400 |
commit | b8efb56172bc55082b8490778b07ef73eea0b551 (patch) | |
tree | 2d70e91af4cbd470904ebb4e28ad558c29e73092 /include | |
parent | de8d585a12aef40676f12ddc63e97daaf7752ba1 (diff) |
sched debug: BKL usage statistics
add per task and per rq BKL usage statistics.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/sched.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index d0cc58311b13..920eb7354d0a 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h | |||
@@ -621,6 +621,10 @@ struct sched_info { | |||
621 | /* timestamps */ | 621 | /* timestamps */ |
622 | unsigned long long last_arrival,/* when we last ran on a cpu */ | 622 | unsigned long long last_arrival,/* when we last ran on a cpu */ |
623 | last_queued; /* when we were last queued to run */ | 623 | last_queued; /* when we were last queued to run */ |
624 | #ifdef CONFIG_SCHEDSTATS | ||
625 | /* BKL stats */ | ||
626 | unsigned long bkl_cnt; | ||
627 | #endif | ||
624 | }; | 628 | }; |
625 | #endif /* defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) */ | 629 | #endif /* defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) */ |
626 | 630 | ||