#!/bin/sh # perf trace record and replay # SPDX-License-Identifier: GPL-2.0 # Check that perf trace works with record and replay # shellcheck source=lib/probe.sh . "$(dirname $0)"/lib/probe.sh skip_if_no_perf_trace || exit 2 [ "$(id -u)" = 0 ] || exit 2 file=$(mktemp /tmp/temporary_file.XXXXX) perf trace record -o ${file} sleep 1 || exit 1 if ! perf trace -i ${file} 2>&1 | grep nanosleep; then echo "Failed: cannot find *nanosleep syscall" exit 1 fi rm -f ${file}