From: Nikolay Aleksandrov <niko...@cumulusnetworks.com> Date: Tue, 23 Jun 2020 23:47:14 +0300
> This set adds extensions needed for EVPN multi-homing proper and > efficient mac sync. User-space (e.g. FRR) needs to be able to track > non-dynamic entry activity on per-fdb basis depending if a tracked fdb is > currently peer active or locally active and needs to be able to add new > peer active fdb (static + track + inactive) without refreshing it to get > real activity tracking. Patch 02 adds a new NDA attribute - NDA_FDB_EXT_ATTRS > to avoid future pollution of NDA attributes by bridge or vxlan. New > bridge/vxlan specific fdb attributes are embedded in NDA_FDB_EXT_ATTRS, > which is used in patch 03 to pass the new NFEA_ACTIVITY_NOTIFY attribute > which controls if an fdb should be tracked and also reflects its current > state when dumping. It is treated as a bitfield, current valid bits are: > 1 - mark an entry for activity tracking > 2 - mark an entry as inactive to avoid multiple notifications and > reflect state properly > > Patch 04 adds the ability to avoid refreshing an entry when changing it > via the NFEA_DONT_REFRESH flag. That allows user-space to mark a static > entry for tracking and keep its real activity unchanged. > The set has been extensively tested with FRR and those changes will > be upstreamed if/after it gets accepted. Series applied, thanks.
