Vlad's recent patch to add the event type to rtnetlink notifications points out a number of redundant or unnecessary notifications sent to userspace for events that are essentially internal to the kernel. Trim the list to put a dent in the notification storm.
v2 - rebased to top of net-next with IFLA_EVENT patch reverted - dropped removal NETDEV_CHANGEINFODATA since it is intentionally only to send a message to userspace - dropped NOTIFY_PEERS since Vlad's says it is needed for macvlans - add patches to remove NETDEV_CHANGEUPPER and NETDEV_CHANGE_TX_QUEUE_LEN from the event list David Ahern (8): rtnetlink: Do not generate notifications for MTU events rtnetlink: Do not generate notification for UDP_TUNNEL_PUSH_INFO rtnetlink: Do not generate notifications for CHANGEADDR event rtnetlink: Do not generate notifications for POST_TYPE_CHANGE event rtnetlink: Do not generate notifications for PRECHANGEUPPER event rtnetlink: Do not generate notifications for CHANGELOWERSTATE event rtnetlink: Do not generate notifications for NETDEV_CHANGEUPPER event rtnetlink: Do not generate notifications for NETDEV_CHANGE_TX_QUEUE_LEN event net/core/rtnetlink.c | 9 --------- 1 file changed, 9 deletions(-) -- 2.1.4