diff --git a/init/do_mounts.c b/init/do_mounts.c
index dea5de95c2dd..c2de5104aad2 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -588,7 +588,7 @@ void __init prepare_namespace(void)
 			saved_root_name);
 		while (driver_probe_done() != 0 ||
 			(ROOT_DEV = name_to_dev_t(saved_root_name)) == 0)
-			msleep(100);
+			msleep(5);
 		async_synchronize_full();
 	}