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-rw-r--r--kernel/sched.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 645256b228c..e36d99d1ddb 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -2235,7 +2235,7 @@ find_busiest_group(struct sched_domain *sd, int this_cpu,
rq = cpu_rq(i);
- if (*sd_idle && !idle_cpu(i))
+ if (*sd_idle && rq->nr_running)
*sd_idle = 0;
/* Bias balancing toward cpus of our domain */
@@ -2257,9 +2257,11 @@ find_busiest_group(struct sched_domain *sd, int this_cpu,
/*
* First idle cpu or the first cpu(busiest) in this sched group
* is eligible for doing load balancing at this and above
- * domains.
+ * domains. In the newly idle case, we will allow all the cpu's
+ * to do the newly idle load balance.
*/
- if (local_group && balance_cpu != this_cpu && balance) {
+ if (idle != CPU_NEWLY_IDLE && local_group &&
+ balance_cpu != this_cpu && balance) {
*balance = 0;
goto ret;
}