On Mon, Aug 26, 2024 at 02:46:00PM GMT, Jakub Kicinski wrote: > On Fri, 23 Aug 2024 18:01:39 -0700 Shakeel Butt wrote: > > +EXPORT_SYMBOL(kmem_cache_post_charge); > > FWIW ipv4 can't be a module, but perhaps you're just following local > customs Yup just following the local customs of that file.