diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 827cd9a..b94a6de 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -760,6 +760,16 @@ static void do_rebuild_sched_domains(struct work_struct *unused)
 	ndoms = generate_sched_domains(&doms, &attr);
 	cgroup_unlock();
 
+	printk(KERN_INFO "cpusets: rebuild ndoms %u\n", ndoms);
+	if (doms) {
+		char str[128];
+		int i;
+		for (i=0; i < ndoms; i++) {
+			cpumask_scnprintf(str, sizeof(str), *(doms + i));
+			printk(KERN_INFO "cpuset: domain %u cpumask %s\n", i, str);
+		}
+	}
+
 	/* Have scheduler rebuild the domains */
 	partition_sched_domains(ndoms, doms, attr);
 
diff --git a/kernel/sched.c b/kernel/sched.c
index ad1962d..7833224 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -6647,11 +6647,16 @@ static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level,
 	return 0;
 }
 
-static void sched_domain_debug(struct sched_domain *sd, int cpu)
+static void sched_domain_debug(struct root_domain *rd, struct sched_domain *sd, int cpu)
 {
 	cpumask_t *groupmask;
 	int level = 0;
 
+	if (rd == &def_root_domain)
+		printk(KERN_DEBUG "CPU%d root domain default\n", cpu); 
+	else
+		printk(KERN_DEBUG "CPU%d root domain %p\n", cpu, rd); 
+
 	if (!sd) {
 		printk(KERN_DEBUG "CPU%d attaching NULL sched-domain.\n", cpu);
 		return;
@@ -6676,7 +6681,7 @@ static void sched_domain_debug(struct sched_domain *sd, int cpu)
 	kfree(groupmask);
 }
 #else /* !CONFIG_SCHED_DEBUG */
-# define sched_domain_debug(sd, cpu) do { } while (0)
+# define sched_domain_debug(rd, sd, cpu) do { } while (0)
 #endif /* CONFIG_SCHED_DEBUG */
 
 static int sd_degenerate(struct sched_domain *sd)
@@ -6819,7 +6824,7 @@ cpu_attach_domain(struct sched_domain *sd, struct root_domain *rd, int cpu)
 			sd->child = NULL;
 	}
 
-	sched_domain_debug(sd, cpu);
+	sched_domain_debug(rd, sd, cpu);
 
 	rq_attach_root(rq, rd);
 	rcu_assign_pointer(rq->sd, sd);