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name : srcu_lockdep.sh
 #!/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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