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| author | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:08 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:08 +0200 |
| commit | 75d4ef16a6aa84f708188bada182315f80aab6fa (patch) | |
| tree | 580c044338e3525f39038b1fe703c2a6138f9357 | |
| parent | 30cfdcfc5f180fc21a3dad6ae3b7b2a9ee112186 (diff) | |
| download | op-kernel-dev-75d4ef16a6aa84f708188bada182315f80aab6fa.zip op-kernel-dev-75d4ef16a6aa84f708188bada182315f80aab6fa.tar.gz | |
sched: fix delay accounting performance regression
fix delay accounting performance regression - those sched_clock()
calls are not needed.
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>
| -rw-r--r-- | kernel/sched_stats.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched_stats.h b/kernel/sched_stats.h index c20a94d..1d9ec98 100644 --- a/kernel/sched_stats.h +++ b/kernel/sched_stats.h @@ -129,7 +129,7 @@ rq_sched_info_depart(struct rq *rq, unsigned long long delta) # define schedstat_set(var, val) do { } while (0) #endif -#if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) +#ifdef CONFIG_SCHEDSTATS /* * Called when a process is dequeued from the active array and given * the cpu. We should note that with the exception of interactive @@ -233,5 +233,5 @@ sched_info_switch(struct task_struct *prev, struct task_struct *next) #else #define sched_info_queued(t) do { } while (0) #define sched_info_switch(t, next) do { } while (0) -#endif /* CONFIG_SCHEDSTATS || CONFIG_TASK_DELAY_ACCT */ +#endif /* CONFIG_SCHEDSTATS */ |
