Merge pull request #5 from mdlayher/mdl-netdevsim

builds: set up netdevsim device in CI

Author: mdlayher

.builds/linux.yml

@@ -13,4 +13,7 @@ tasks:
       cd devlink/
       /home/build/go/bin/staticcheck ./...
       /home/build/go/bin/golint -set_exit_status ./...
+      # Set up a simulated devlink device for integration test purposes.
+      sudo modprobe netdevsim
+      echo "0 4" | sudo tee /sys/bus/netdevsim/new_device
       go test -v -race ./...