Netlink is a fundamental kernel/user messaging interface which has evolved over the years.
At Netdev 0x13, David Ahern and Roopa Prabhu co-chaired the Netlink Workshop.
Among topics of discussion:
- status of changes over the last few years
- kernel side filtering
+ classical, socket cbpf, ebpf extensions
- reducing notifications
- strict get requests
- Growth of attributes and impacts to stack memory use
- Lessons learnt and ideas to use the learnings
- Performance improvements
- Networking APIs that need to be converted to netlink(ethtool etc)
More info:
https://netdevconf.org/0x13/session.html?workshop-netlink
