vmw_resource_reserve
(void)vmw_resource_reserve(res, false, true);
extern int vmw_resource_reserve(struct vmw_resource *res, bool interruptible,
ret = vmw_resource_reserve(res, false, true);
ret = vmw_resource_reserve(res, interruptible, false);
ret = vmw_resource_reserve(res, intr, val->no_buffer_needed);