ksmbd: add debug print for rdma capable

Add debug print to know if netdevice is RDMA-capable network adapter.

Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

fs/smb/server/transport_rdma.c

@@ -2289,6 +2289,9 @@ out:
 		}
 	}
 
+	ksmbd_debug(RDMA, "netdev(%s) rdma capable : %s\n",
+		    netdev->name, rdma_capable ? "true" : "false");
+
 	return rdma_capable;
 }