On Mon, 22 May 2023 15:24:37 +0200 Alexander Mikhalitsyn wrote: > v6: > - disable feature when CONFIG_UNIX=n/m (pidfd_prepare API is not exported to modules) IMHO hiding the code under #if IS_BUILTIN(CONFIG_UNRELATED) is surprising to the user and.. ugly? Can we move scm_pidfd_recv() into a C source and export that? That should be less controversial than exporting pidfd_prepare() directly?