---

yaml --- r: 366108 b: refs/heads/master c: cfc0311 h: refs/heads/master v: v3
git-mirror · Apr 24, 2013 · e98508f · e98508f
1 parent 768679c
commit e98508f
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Showing 2 changed files with 15 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: de5eb2dd7f171ee8a45d23cd41aa2efe9ab922b3
+refs/heads/master: cfc03118047172f5bdc58d63c607d16d33ce5305
diff --git a/trunk/kernel/sched/fair.c b/trunk/kernel/sched/fair.c
@@ -5026,8 +5026,21 @@ static int load_balance(int this_cpu, struct rq *this_rq,
 		.cpus		= cpus,
 	};
 
+	/*
+	 * For NEWLY_IDLE load_balancing, we don't need to consider
+	 * other cpus in our group
+	 */
+	if (idle == CPU_NEWLY_IDLE) {
+		env.dst_grpmask = NULL;
+		/*
+		 * we don't care max_lb_iterations in this case,
+		 * in following patch, this will be removed
+		 */
+		max_lb_iterations = 0;
+	} else
+		max_lb_iterations = cpumask_weight(env.dst_grpmask);
+
 	cpumask_copy(cpus, cpu_active_mask);
-	max_lb_iterations = cpumask_weight(env.dst_grpmask);
 
 	schedstat_inc(sd, lb_count[idle]);