schedstat_inc(sd, lb_balanced[idle]);
+ sd->nr_balance_failed = 0;
/* tune up the balancing interval */
if (sd->balance_interval < sd->max_interval)
sd->balance_interval *= 2;
schedstat_inc(sd, lb_cnt[NEWLY_IDLE]);
group = find_busiest_group(sd, this_cpu, &imbalance, NEWLY_IDLE);
if (!group) {
- schedstat_inc(sd, lb_balanced[NEWLY_IDLE]);
schedstat_inc(sd, lb_nobusyg[NEWLY_IDLE]);
- goto out;
+ goto out_balanced;
}
busiest = find_busiest_queue(group);
if (!busiest || busiest == this_rq) {
- schedstat_inc(sd, lb_balanced[NEWLY_IDLE]);
schedstat_inc(sd, lb_nobusyq[NEWLY_IDLE]);
- goto out;
+ goto out_balanced;
}
/* Attempt to move tasks */
imbalance, sd, NEWLY_IDLE, NULL);
if (!nr_moved)
schedstat_inc(sd, lb_failed[NEWLY_IDLE]);
+ else
+ sd->nr_balance_failed = 0;
spin_unlock(&busiest->lock);
-
-out:
return nr_moved;
+
+out_balanced:
+ schedstat_inc(sd, lb_balanced[NEWLY_IDLE]);
+ sd->nr_balance_failed = 0;
+ return 0;
}
/*