Commit ac881007 authored by Ian Rogers's avatar Ian Rogers Committed by Namhyung Kim
Browse files

perf tests c2c: Add a basic c2c 



Add basic c2c record and report testing to gain some coverage.

Signed-off-by: default avatarIan Rogers <irogers@google.com>
Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
parent 3118d143

tools/perf/tests/shell/c2c.sh

0 → 100755
+62 −0
Original line number Diff line number Diff line 
#!/bin/bash

# perf c2c tests

# SPDX-License-Identifier: GPL-2.0



set -e



err=0

perfdata=$(mktemp /tmp/__perf_c2c_test.perf.data.XXXXX)



cleanup() {

	rm -f "${perfdata}"

	rm -f "${perfdata}".old

	trap - EXIT TERM INT

}



trap_cleanup() {

	echo "Unexpected signal in ${FUNCNAME[1]}"

	cleanup

	exit 1

}

trap trap_cleanup EXIT TERM INT



check_c2c_support() {

	# Check if perf c2c record works.

	if ! perf c2c record -o "${perfdata}" -- true > /dev/null 2>&1 ; then

		return 1

	fi

	return 0

}



test_c2c_record_report() {

	echo "c2c record and report test"

	if ! check_c2c_support ; then

		echo "c2c record and report test [Skipped: perf c2c record failed (possibly missing hardware support)]"

		err=2

		return

	fi



	# Run a workload that does some memory operations.

	if ! perf c2c record -o "${perfdata}" -- perf test -w datasym 1 > /dev/null 2>&1 ; then

		echo "c2c record and report test [Skipped: perf c2c record failed during workload]"

		return

	fi



	if ! perf c2c report -i "${perfdata}" --stdio > /dev/null 2>&1 ; then

		echo "c2c record and report test [Failed: report failed]"

		err=1

		return

	fi



	if ! perf c2c report -i "${perfdata}" -N > /dev/null 2>&1 ; then

		echo "c2c record and report test [Failed: report -N failed]"

		err=1

		return

	fi



	echo "c2c record and report test [Success]"

}



test_c2c_record_report

cleanup

exit $err