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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0+
#
# Run SRCU-lockdep tests and report any that fail to meet expectations.
#
# Copyright (C) 2021 Meta Platforms, Inc.
#
# Authors: Paul E. McKenney <paulmck@kernel.org>
usage () {
echo "Usage: $scriptname optional arguments:"
echo " --datestamp string"
exit 1
}
ds=`date +%Y.%m.%d-%H.%M.%S`-srcu_lockdep
scriptname="$0"
T="`mktemp -d ${TMPDIR-/tmp}/srcu_lockdep.sh.XXXXXX`"
trap 'rm -rf $T' 0
RCUTORTURE="`pwd`/tools/testing/selftests/rcutorture"; export RCUTORTURE
PATH=${RCUTORTURE}/bin:$PATH; export PATH
. functions.sh
while test $# -gt 0
do
case "$1" in
--datestamp)
checkarg --datestamp "(relative pathname)" "$#" "$2" '^[a-zA-Z0-9._/-]*$' '^--'
ds=$2
shift
;;
*)
echo Unknown argument $1
usage
;;
esac
shift
done
err=
nerrs=0
for d in 0 1
do
for t in 0 1 2
do
for c in 1 2 3
do
err=
val=$((d*1000+t*10+c))
tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration 5s --configs "SRCU-P" --bootargs "rcutorture.test_srcu_lockdep=$val" --trust-make --datestamp "$ds/$val" > "$T/kvm.sh.out" 2>&1
ret=$?
mv "$T/kvm.sh.out" "$RCUTORTURE/res/$ds/$val"
if test "$d" -ne 0 && test "$ret" -eq 0
then
err=1
echo -n Unexpected success for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
fi
if test "$d" -eq 0 && test "$ret" -ne 0
then
err=1
echo -n Unexpected failure for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
fi
if test -n "$err"
then
grep "rcu_torture_init_srcu_lockdep: test_srcu_lockdep = " "$RCUTORTURE/res/$ds/$val/SRCU-P/console.log" | sed -e 's/^.*rcu_torture_init_srcu_lockdep://' >> "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
cat "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
nerrs=$((nerrs+1))
fi
done
done
done
if test "$nerrs" -ne 0
then
exit 1
fi
exit 0
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