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| author | Yong Zhang <yong.zhang0@gmail.com> | 2011-01-14 10:57:39 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-01-18 17:09:43 +0300 |
| commit | fce2097983d914ea8c2338efc6f6e9bb737f6ae4 (patch) | |
| tree | 4d1bbf8f330914f471e631662309255ab5f11bb6 /kernel | |
| parent | f44937718ce3b8360f72f6c68c9481712517a867 (diff) | |
| download | linux-fce2097983d914ea8c2338efc6f6e9bb737f6ae4.tar.xz | |
sched: Replace rq->bkl_count with rq->rq_sched_info.bkl_count
Now rq->rq_sched_info.bkl_count is not used for rq, scroll
rq->bkl_count into it. Thus we can save some space for rq.
Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1294991859-13246-1-git-send-email-yong.zhang0@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched.c | 5 | ||||
| -rw-r--r-- | kernel/sched_debug.c | 4 |
2 files changed, 4 insertions, 5 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 6cbff6bd1a60..0a169a85eb3e 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -553,9 +553,6 @@ struct rq { /* try_to_wake_up() stats */ unsigned int ttwu_count; unsigned int ttwu_local; - - /* BKL stats */ - unsigned int bkl_count; #endif }; @@ -3887,7 +3884,7 @@ static inline void schedule_debug(struct task_struct *prev) schedstat_inc(this_rq(), sched_count); #ifdef CONFIG_SCHEDSTATS if (unlikely(prev->lock_depth >= 0)) { - schedstat_inc(this_rq(), bkl_count); + schedstat_inc(this_rq(), rq_sched_info.bkl_count); schedstat_inc(prev, sched_info.bkl_count); } #endif diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c index e4d37259d490..eb6cb8edd075 100644 --- a/kernel/sched_debug.c +++ b/kernel/sched_debug.c @@ -296,9 +296,11 @@ static void print_cpu(struct seq_file *m, int cpu) P(ttwu_count); P(ttwu_local); - P(bkl_count); + SEQ_printf(m, " .%-30s: %d\n", "bkl_count", + rq->rq_sched_info.bkl_count); #undef P +#undef P64 #endif spin_lock_irqsave(&sched_debug_lock, flags); print_cfs_stats(m, cpu); |