AFS_SERVER_FL_CREATING
if (test_bit(AFS_SERVER_FL_CREATING, &server->flags))
if (test_bit(AFS_SERVER_FL_CREATING, &server->flags)) {
set_bit(AFS_SERVER_FL_CREATING, &server->flags);
clear_and_wake_up_bit(AFS_SERVER_FL_CREATING, &server->flags);
wait_on_bit(&server->flags, AFS_SERVER_FL_CREATING, TASK_UNINTERRUPTIBLE);
clear_and_wake_up_bit(AFS_SERVER_FL_CREATING, &server->flags);