Inappropriate locking in sched_init_smp.

-ck
---
 kernel/sched/bfs.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-3.15-bfs/kernel/sched/bfs.c
===================================================================
--- linux-3.15-bfs.orig/kernel/sched/bfs.c	2014-07-15 16:21:27.665356078 +1000
+++ linux-3.15-bfs/kernel/sched/bfs.c	2014-07-15 16:24:49.458337400 +1000
@@ -6732,6 +6732,7 @@ void __init sched_init_smp(void)
 	cpumask_andnot(non_isolated_cpus, cpu_possible_mask, cpu_isolated_map);
 	if (cpumask_empty(non_isolated_cpus))
 		cpumask_set_cpu(smp_processor_id(), non_isolated_cpus);
+	mutex_unlock(&sched_domains_mutex);
 
 	hotcpu_notifier(sched_domains_numa_masks_update, CPU_PRI_SCHED_ACTIVE);
 	hotcpu_notifier(cpuset_cpu_active, CPU_PRI_CPUSET_ACTIVE);
@@ -6786,7 +6787,6 @@ void __init sched_init_smp(void)
 #endif
 	}
 	grq_unlock_irq();
-	mutex_unlock(&sched_domains_mutex);
 
 	for_each_online_cpu(cpu) {
 		struct rq *rq = cpu_rq(cpu);