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| author |   Ingo Molnar <mingo@elte.hu> | 2008-12-04 09:07:19 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-04 09:07:19 +0100 |
| commit | b8307db2477f9c551e54e0c7b643ea349a3349cd (patch) | |
| tree | 88654f8bd73857bbd40f75013ce41d8882d16ce6 /kernel/sched.c | |
| parent | Merge branches 'tracing/ftrace' and 'tracing/function-graph-tracer' into tracing/core (diff) | |
| parent | Linux 2.6.28-rc7 (diff) | |
| download | linux-dev-b8307db2477f9c551e54e0c7b643ea349a3349cd.tar.xz linux-dev-b8307db2477f9c551e54e0c7b643ea349a3349cd.zip | |
Merge commit 'v2.6.28-rc7' into tracing/core
Diffstat (limited to 'kernel/sched.c')
| -rw-r--r-- | kernel/sched.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 52490bf6b884..7729c4bbc8ba 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -1459,9 +1459,10 @@ static int task_hot(struct task_struct *p, u64 now, struct sched_domain *sd); static unsigned long cpu_avg_load_per_task(int cpu) { struct rq *rq = cpu_rq(cpu); + unsigned long nr_running = ACCESS_ONCE(rq->nr_running); - if (rq->nr_running) - rq->avg_load_per_task = rq->load.weight / rq->nr_running; + if (nr_running) + rq->avg_load_per_task = rq->load.weight / nr_running; else rq->avg_load_per_task = 0; |