On Sat, May 5, 2018 at 12:17 AM Masahiro Yamada < yamada.masahiro@xxxxxxxxxxxxx> wrote: > My question is, > is it OK to remove CONFIG_HAVE_UNDERSCORE_SYMBOL_PREFIX entirely? Absolutely. Let's not keep legacy stuff that complicates things around unless necessary. Even if there might be some unlikely future reason why it might be revived some day, let's not use "what if" as an argument to keep unused code around. Linus