On 14/04/2020 14:26, Horatiu Vultur wrote: > Media Redundancy Protocol is a data network protocol standardized by > International Electrotechnical Commission as IEC 62439-2. It allows rings of > Ethernet switches to overcome any single failure with recovery time faster than > STP. It is primarily used in Industrial Ethernet applications. > > Based on the previous RFC[1][2][3][4], the MRP state machine and all the timers > were moved to userspace, except for the timers used to generate MRP Test frames. > In this way the userspace doesn't know and should not know if the HW or the > kernel will generate the MRP Test frames. The following changes were added to > the bridge to support the MRP: > - the existing netlink interface was extended with MRP support, > - allow to detect when a MRP frame was received on a MRP ring port > - allow MRP instance to forward/terminate MRP frames > - generate MRP Test frames in case the HW doesn't have support for this > > To be able to offload MRP support to HW, the switchdev API was extend. > Hi Horatiu, The set still has a few blocker issues (bisectability, sysfs error return, use of extack) and a few other cleanup tasks as I've noted in my replies to the respective patches. I think with those out of the way you can submit it for inclusion. Cheers, Nik
