diff --git a/[refs] b/[refs]
index f1fe8ddfd66c..1e805571a527 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 384be2b18a5f9475eab9ca2bdfa95cc1a04ef59c
+refs/heads/master: 971f3918a5a8febbbab355079972fb31ee7c0f33
diff --git a/trunk/mm/percpu.c b/trunk/mm/percpu.c
index 3f9f182f9b44..42ab0024a6ed 100644
--- a/trunk/mm/percpu.c
+++ b/trunk/mm/percpu.c
@@ -1181,12 +1181,13 @@ static void pcpu_reclaim(struct work_struct *work)
 	}
 
 	spin_unlock_irq(&pcpu_lock);
-	mutex_unlock(&pcpu_alloc_mutex);
 
 	list_for_each_entry_safe(chunk, next, &todo, list) {
 		pcpu_depopulate_chunk(chunk, 0, pcpu_unit_size);
 		free_pcpu_chunk(chunk);
 	}
+
+	mutex_unlock(&pcpu_alloc_mutex);
 }
 
 /**