On Thu, Aug 17, 2023 at 5:30 PM Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx> wrote: > > Example: > Suppose old .config has the following two options which > were removed from the recent kernel: > > $ cat .config > CONFIG_DISABLE_BUGS=y > > Running `make listunknownconfig` produces the following > list of unrecognized symbols: > > .config:6:warning: unknown symbol: DISABLE_BUGS > .config:7:warning: unknown unset symbol: ENABLE_WINAPI > > Signed-off-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx> A new target is not what I like to see. We decided to add KCONFIG_VERBOSE, which will be used to warn options accidentally disabled or downgraded. https://lore.kernel.org/linux-kbuild/20230809002436.18079-1-sunying@xxxxxxxxxxxxxx/T/#u -- Best Regards Masahiro Yamada