[RFC,NETLINK]: (v2) Add netlink_has_listeners() for checking for multicast listeners

New version of the netlink_has_listeners() patch. Changes: - Fix missing listeners bitmap update when there was no delta in the number of subscribed groups - Use RCU to protect nltable listeners bitmap [NETLINK]: Add netlink_has_listeners() for checking for multicast listeners

Re: [RFC,NETLINK]: (v2) Add netlink_has_listeners() for checking for multicast listeners

Patrick McHardy wrote: New version of the netlink_has_listeners() patch. Changes: - Fix missing listeners bitmap update when there was no delta in the number of subscribed groups - Use RCU to protect nltable listeners bitmap

Re: [RFC,NETLINK]: (v2) Add netlink_has_listeners() for checking for multicast listeners

Baruch Even wrote: Patrick McHardy wrote: New version of the netlink_has_listeners() patch. Changes: - Fix missing listeners bitmap update when there was no delta in the number of subscribed groups - Use RCU to protect nltable listeners bitmap