On Thu, 29 Sep 2022 15:34:13 +0200 Guillaume Nault wrote: > > +Make sure to pass the request info to genl_notify() to allow ``NLM_F_ECHO`` > > +to take effect. > > Do you mean that netlink commands should properly handle NLM_F_ECHO, > although they should also design their API so that users don't need it? Yes, ECHO should be supported but as an extra, not something that is crucial to write a basic script without assuming full ownership of the system... IOW support the logging use case you mentioned but don't do the NEWLINK thing. Should I clarify or rephrase? The ECHO section needs to be read with the one above it to get the full answer.