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authorIngo Molnar <mingo@elte.hu>2008-12-02 20:09:50 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-02 20:09:50 +0100
commita64d31baed104be25305e9c71585d3ea4ee9a418 (patch)
tree470e3c59ef39f38bcd69f8fef7dba8f76afbec53 /kernel/sched.c
parent1c39194878c09bd88ffc9c9d4c2f01c3397c7aed (diff)
parent061e41fdb5047b1fb161e89664057835935ca1d2 (diff)
Merge branch 'linus' into cpus4096
Conflicts: kernel/trace/ring_buffer.c
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 3f5bfdc3d94..8050a61a7ad 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1439,9 +1439,10 @@ 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;