And that's because -w used to be a valid argument to rmmod but that was removed between Trusty and Utopic.
kmod 16 ======= - New features: - Remove option from libkmod to allow waiting on module removal if the module is being used. It's dangerous since it can block the caller indefinitely. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1448916 Title: zram-config fails to stop on unknown rmmod -w option To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zram-config/+bug/1448916/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs