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- #!/bin/sh
- # Copyright (c) 2015 Oracle and/or its affiliates. All Rights Reserved.
- #
- # This program is free software; you can redistribute it and/or
- # modify it under the terms of the GNU General Public License as
- # published by the Free Software Foundation; either version 2 of
- # the License, or (at your option) any later version.
- #
- # This program is distributed in the hope that it would be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write the Free Software Foundation,
- # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- #
- # Author: Alexey Kodanev <alexey.kodanev@oracle.com>
- #
- # This is a wrapper for locktorture kernel module. The test requires
- # that kernel configured with CONFIG_LOCK_TORTURE_TEST. It runs locktorture
- # module using particular options and then inspects dmesg output for module's
- # test results. For more information, please read Linux Documentation:
- # locking/locktorture.txt
- TCID="lock_torture"
- TST_TOTAL=6
- TST_CLEANUP=cleanup
- . test.sh
- # default options
- test_time=60
- while getopts :ht: opt; do
- case "$opt" in
- h)
- echo "Usage:"
- echo "h help"
- echo "t x time in seconds for each test-case"
- exit 0
- ;;
- t) test_time=$OPTARG ;;
- *)
- tst_brkm TBROK "unknown option: $opt"
- ;;
- esac
- done
- cleanup()
- {
- tst_resm TINFO "cleanup"
- rmmod locktorture > /dev/null 2>&1
- }
- if tst_kvcmp -lt "3.18"; then
- tst_brkm TCONF "test must be run with kernel 3.18 or newer"
- fi
- tst_require_root
- # check if module is present
- modprobe locktorture > /dev/null 2>&1 || \
- tst_brkm TCONF "Test requires locktorture module"
- rmmod locktorture > /dev/null 2>&1
- trap cleanup INT
- lock_type="spin_lock spin_lock_irq rw_lock rw_lock_irq mutex_lock rwsem_lock"
- est_time=$(echo "scale=2; $test_time * $TST_TOTAL / 60 " | bc)
- tst_resm TINFO "estimate time $est_time min"
- for type in $lock_type; do
- tst_resm TINFO "$type: running $test_time sec..."
- modprobe locktorture torture_type=$type \
- > /dev/null 2>&1 || tst_brkm TBROK "failed to load module"
- sleep $test_time
- rmmod locktorture > /dev/null 2>&1 || \
- tst_brkm TBROK "failed to unload module"
- # check module status in dmesg
- result_str=`dmesg | sed -nE '$s/.*End of test: ([A-Z]+):.*/\1/p'`
- if [ "$result_str" = "SUCCESS" ]; then
- tst_resm TPASS "$type: completed"
- else
- tst_resm TFAIL "$type: $result_str, see dmesg"
- fi
- done
- tst_exit
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