This file was missing the `import os` after I3ad28b6ee52fd347d2fe71f279baab629e88d12c Change-Id: I7fde59e92f03fd240f48a304488d77628bfdb852 Signed-off-by: Jason Lowe-Power <jason@lowepower.com> Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/70918 Maintainer: Jason Lowe-Power <power.jg@gmail.com> Maintainer: Bobby Bruce <bbruce@ucdavis.edu> Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu>