On 9/1/21 10:04 PM, Bob Pearson wrote: > rdma link has started to fail today reporting an error as follows after working before. > > bob@ubunto-21:~$ sudo rdma link add rxe0 type rxe netdev enp0s3 > > error: Invalid argument > > bob@ubunto-21: > > Nothing has changed in the past day or two except I pulled recent changes into rdma-core. This runs after > typing > > export LD_LIBRARY_PATH=/home/bob/src/rdma-core/build/lib/:/usr/local/lib:/usr/lib > > which is also the same. Any ideas? > > Bob > Update. I then recompiled the kernel after pulling latest changes and now it works. In theory this shouldn't be necessary. The kernel APIs should be beckwards compatible. Bob