---

yaml
---
r: 100223
b: refs/heads/master
c: d3f40db
h: refs/heads/master
i:
  100221: 206b5b0
  100219: e9cb281
  100215: a3605f5
  100207: 637dee1
  100191: 3f0853d
  100159: 257f13a
  100095: 982d6d6
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 53fecd8ae1900fb571086f54f664051004665b55
+refs/heads/master: d3f40dbab954d83383b6a516582d5c09cc216dcc

trunk/kernel/sched.c

@@ -1551,6 +1551,9 @@ aggregate_group_shares(struct task_group *tg, int cpu, struct sched_domain *sd)
 	if ((!shares && aggregate(tg, cpu)->rq_weight) || shares > tg->shares)
 		shares = tg->shares;
 
+	if (!sd->parent || !(sd->parent->flags & SD_LOAD_BALANCE))
+		shares = tg->shares;
+
 	aggregate(tg, cpu)->shares = shares;
 }
 
@@ -1642,20 +1645,8 @@ static void
 __move_group_shares(struct task_group *tg, int cpu, struct sched_domain *sd,
 		    int scpu, int dcpu)
 {
-	unsigned long shares;
-
-	shares = tg->cfs_rq[scpu]->shares + tg->cfs_rq[dcpu]->shares;
-
 	__update_group_shares_cpu(tg, cpu, sd, scpu);
 	__update_group_shares_cpu(tg, cpu, sd, dcpu);
-
-	/*
-	 * ensure we never loose shares due to rounding errors in the
-	 * above redistribution.
-	 */
-	shares -= tg->cfs_rq[scpu]->shares + tg->cfs_rq[dcpu]->shares;
-	if (shares)
-		tg->cfs_rq[dcpu]->shares += shares;
 }
 
 /*
@@ -1675,7 +1666,6 @@ move_group_shares(struct task_group *tg, int cpu, struct sched_domain *sd,
 static void
 aggregate_group_set_shares(struct task_group *tg, int cpu, struct sched_domain *sd)
 {
-	unsigned long shares = aggregate(tg, cpu)->shares;
 	int i;
 
 	for_each_cpu_mask(i, sd->span) {
@@ -1688,16 +1678,6 @@ aggregate_group_set_shares(struct task_group *tg, int cpu, struct sched_domain *
 	}
 
 	aggregate_group_shares(tg, cpu, sd);
-
-	/*
-	 * ensure we never loose shares due to rounding errors in the
-	 * above redistribution.
-	 */
-	shares -= aggregate(tg, cpu)->shares;
-	if (shares) {
-		tg->cfs_rq[cpu]->shares += shares;
-		aggregate(tg, cpu)->shares += shares;
-	}
 }
 
 /*