diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 6b68402fd6df..0be96a19734d 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -960,11 +960,32 @@ void ib_destroy_cm_id(struct ib_cm_id *cm_id)
 }
 EXPORT_SYMBOL(ib_destroy_cm_id);
 
-int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
-		 struct ib_cm_compare_data *compare_data)
+/**
+ * __ib_cm_listen - Initiates listening on the specified service ID for
+ *   connection and service ID resolution requests.
+ * @cm_id: Connection identifier associated with the listen request.
+ * @service_id: Service identifier matched against incoming connection
+ *   and service ID resolution requests.  The service ID should be specified
+ *   network-byte order.  If set to IB_CM_ASSIGN_SERVICE_ID, the CM will
+ *   assign a service ID to the caller.
+ * @service_mask: Mask applied to service ID used to listen across a
+ *   range of service IDs.  If set to 0, the service ID is matched
+ *   exactly.  This parameter is ignored if %service_id is set to
+ *   IB_CM_ASSIGN_SERVICE_ID.
+ * @compare_data: This parameter is optional.  It specifies data that must
+ *   appear in the private data of a connection request for the specified
+ *   listen request.
+ * @lock: If set, lock the cm.lock spin-lock when adding the id to the
+ *   listener tree. When false, the caller must already hold the spin-lock,
+ *   and compare_data must be NULL.
+ */
+static int __ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id,
+			  __be64 service_mask,
+			  struct ib_cm_compare_data *compare_data,
+			  bool lock)
 {
 	struct cm_id_private *cm_id_priv, *cur_cm_id_priv;
-	unsigned long flags;
+	unsigned long flags = 0;
 	int ret = 0;
 
 	service_mask = service_mask ? service_mask : ~cpu_to_be64(0);
@@ -990,7 +1011,8 @@ int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
 
 	cm_id->state = IB_CM_LISTEN;
 
-	spin_lock_irqsave(&cm.lock, flags);
+	if (lock)
+		spin_lock_irqsave(&cm.lock, flags);
 	if (service_id == IB_CM_ASSIGN_SERVICE_ID) {
 		cm_id->service_id = cpu_to_be64(cm.listen_service_id++);
 		cm_id->service_mask = ~cpu_to_be64(0);
@@ -999,7 +1021,8 @@ int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
 		cm_id->service_mask = service_mask;
 	}
 	cur_cm_id_priv = cm_insert_listen(cm_id_priv);
-	spin_unlock_irqrestore(&cm.lock, flags);
+	if (lock)
+		spin_unlock_irqrestore(&cm.lock, flags);
 
 	if (cur_cm_id_priv) {
 		cm_id->state = IB_CM_IDLE;
@@ -1009,8 +1032,79 @@ int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
 	}
 	return ret;
 }
+
+int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
+		 struct ib_cm_compare_data *compare_data)
+{
+	return __ib_cm_listen(cm_id, service_id, service_mask, compare_data,
+			      true);
+}
 EXPORT_SYMBOL(ib_cm_listen);
 
+/**
+ * Create a new listening ib_cm_id and listen on the given service ID.
+ *
+ * If there's an existing ID listening on that same device and service ID,
+ * return it.
+ *
+ * @device: Device associated with the cm_id.  All related communication will
+ * be associated with the specified device.
+ * @cm_handler: Callback invoked to notify the user of CM events.
+ * @service_id: Service identifier matched against incoming connection
+ *   and service ID resolution requests.  The service ID should be specified
+ *   network-byte order.  If set to IB_CM_ASSIGN_SERVICE_ID, the CM will
+ *   assign a service ID to the caller.
+ * @service_mask: Mask applied to service ID used to listen across a
+ *   range of service IDs.  If set to 0, the service ID is matched
+ *   exactly.  This parameter is ignored if %service_id is set to
+ *   IB_CM_ASSIGN_SERVICE_ID.
+ */
+struct ib_cm_id *ib_cm_id_create_and_listen(
+		struct ib_device *device,
+		ib_cm_handler cm_handler,
+		__be64 service_id,
+		__be64 service_mask)
+{
+	struct cm_id_private *cm_id_priv;
+	struct ib_cm_id *cm_id;
+	unsigned long flags;
+	int err = 0;
+
+	/* Create an ID in advance, since the creation may sleep */
+	cm_id = ib_create_cm_id(device, cm_handler, NULL);
+	if (IS_ERR(cm_id))
+		return cm_id;
+
+	spin_lock_irqsave(&cm.lock, flags);
+
+	if (service_id != IB_CM_ASSIGN_SERVICE_ID) {
+		/* Find an existing ID */
+		cm_id_priv = cm_find_listen(device, service_id, NULL);
+		if (cm_id_priv) {
+			spin_unlock_irqrestore(&cm.lock, flags);
+			ib_cm_id_put(cm_id);
+			cm_id = &cm_id_priv->id;
+			if (cm_id->cm_handler != cm_handler ||
+			    cm_id->context)
+				return ERR_PTR(-EINVAL);
+			ib_cm_id_get(cm_id);
+			return cm_id;
+		}
+	}
+
+	/* Use newly created ID */
+	err = __ib_cm_listen(cm_id, service_id, service_mask, NULL, false);
+
+	spin_unlock_irqrestore(&cm.lock, flags);
+
+	if (err) {
+		ib_cm_id_put(cm_id);
+		return ERR_PTR(err);
+	}
+	return cm_id;
+}
+EXPORT_SYMBOL(ib_cm_id_create_and_listen);
+
 static __be64 cm_form_tid(struct cm_id_private *cm_id_priv,
 			  enum cm_msg_sequence msg_seq)
 {
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 22da34de3bc7..4a17394bb556 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -365,6 +365,10 @@ struct ib_cm_compare_data {
 int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
 		 struct ib_cm_compare_data *compare_data);
 
+struct ib_cm_id *ib_cm_id_create_and_listen(
+		struct ib_device *device, ib_cm_handler cm_handler,
+		__be64 service_id, __be64 service_mask);
+
 struct ib_cm_req_param {
 	struct ib_sa_path_rec	*primary_path;
 	struct ib_sa_path_rec	*alternate_path;
