New files:
tools/testing/selftests/drivers/net/hw/loopback_nsim.py

Modified files:
tools/testing/selftests/drivers/net/hw/Makefile

format check ignoring tools/testing/selftests/drivers/net/hw/loopback_nsim.py
git grep loopback_nsim.py -- tools/testing/selftests/drivers/net/hw/Makefile:: 0
gitignore check ignoring tools/testing/selftests/drivers/net/hw/loopback_nsim.py