On Fri, Oct 19, 2018 at 01:39:21AM +0900, Masahiro Yamada wrote: > It is not realistic to enable this warning option by default. I believe the question is whether to enable that warning by default in KBUILD_HOSTCFLAGS. Enabling it by default for the target kernel is of course, too noisy. That's why it is hidden behind W=2 there. -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.