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#!/bin/sh
# perf pipe recording and injection test
# SPDX-License-Identifier: GPL-2.0
data=$(mktemp /tmp/perf.data.XXXXXX)
prog="perf test -w noploop"
task="perf"
sym="noploop"
if ! perf record -e task-clock:u -o - ${prog} | perf report -i - --task | grep ${task}; then
echo "cannot find the test file in the perf report"
exit 1
fi
if ! perf record -e task-clock:u -o - ${prog} | perf inject -b | perf report -i - | grep ${sym}; then
echo "cannot find noploop function in pipe #1"
exit 1
fi
perf record -e task-clock:u -o - ${prog} | perf inject -b -o ${data}
if ! perf report -i ${data} | grep ${sym}; then
echo "cannot find noploop function in pipe #2"
exit 1
fi
perf record -e task-clock:u -o ${data} ${prog}
if ! perf inject -b -i ${data} | perf report -i - | grep ${sym}; then
echo "cannot find noploop function in pipe #3"
exit 1
fi
rm -f ${data} ${data}.old
exit 0
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