diff --git a/drivers/infiniband/core/multicast.c b/drivers/infiniband/core/multicast.c
index 3a3c5d73bbfc833a89c6143f0e732441c8488ab8..49ecde98a3d90af3d8ee2e55db755247d15a9ba0 100644
--- a/drivers/infiniband/core/multicast.c
+++ b/drivers/infiniband/core/multicast.c
@@ -882,7 +882,7 @@ int mcast_init(void)
 {
 	int ret;
 
-	mcast_wq = create_singlethread_workqueue("ib_mcast");
+	mcast_wq = alloc_ordered_workqueue("ib_mcast", WQ_MEM_RECLAIM);
 	if (!mcast_wq)
 		return -ENOMEM;