On Thu, Sep 12, 2019 at 11:29:00AM +0200, Arnd Bergmann wrote: > Generally speaking, the way that works best is > config SUBSYS_DRIVER_FOO > tristate "SUBSYS support for FOO platform" > depends on ARCH_FOO || COMPILE_TEST > depends on SUBSYS > default "m" if ARCH_FOO > This means it's enabled as a loadable module by default (use > default "y" instead where necessary) as long as the platform > is enabled, but an x86 allmodconfig build also includes it > because of COMPILE_TEST, while any configuration without > ARCH_FOO that is not compile-testing cannot enable it. Indeed, though we shouldn't be adding any default m/y to things that don't already default on.
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