/usr/share/oprofile/s390/zEC12/unit_masks is in oprofile 0.9.9-0ubuntu8.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 | # Copyright OProfile authors
# Copyright (c) International Business Machines, 2013.
# Contributed by Andreas Krebbel <krebbel@linux.vnet.ibm.com>.
#
# S/390 Basic Mode Hardware Sampling unit masks
#
include:s390/z10
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