407a3898d7
The diff test depends on finding the symbol test_loop in perf and will fail if perf has been stripped and no debug object is available. In that case, skip the test instead. Suggested-by: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Ian Rogers <irogers@google.com> Tested-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/20231205164924.835682-1-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
109 lines
1.9 KiB
Bash
Executable File
109 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
|
|
# perf diff tests
|
|
# SPDX-License-Identifier: GPL-2.0
|
|
|
|
set -e
|
|
|
|
err=0
|
|
perfdata1=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
|
|
perfdata2=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
|
|
perfdata3=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
|
|
testprog="perf test -w thloop"
|
|
|
|
shelldir=$(dirname "$0")
|
|
# shellcheck source=lib/perf_has_symbol.sh
|
|
. "${shelldir}"/lib/perf_has_symbol.sh
|
|
|
|
testsym="test_loop"
|
|
|
|
skip_test_missing_symbol ${testsym}
|
|
|
|
cleanup() {
|
|
rm -rf "${perfdata1}"
|
|
rm -rf "${perfdata1}".old
|
|
rm -rf "${perfdata2}"
|
|
rm -rf "${perfdata2}".old
|
|
rm -rf "${perfdata3}"
|
|
rm -rf "${perfdata3}".old
|
|
|
|
trap - EXIT TERM INT
|
|
}
|
|
|
|
trap_cleanup() {
|
|
cleanup
|
|
exit 1
|
|
}
|
|
trap trap_cleanup EXIT TERM INT
|
|
|
|
make_data() {
|
|
file="$1"
|
|
if ! perf record -o "${file}" ${testprog} 2> /dev/null
|
|
then
|
|
echo "Workload record [Failed record]"
|
|
echo 1
|
|
return
|
|
fi
|
|
if ! perf report -i "${file}" -q | grep -q "${testsym}"
|
|
then
|
|
echo "Workload record [Failed missing output]"
|
|
echo 1
|
|
return
|
|
fi
|
|
echo 0
|
|
}
|
|
|
|
test_two_files() {
|
|
echo "Basic two file diff test"
|
|
err=$(make_data "${perfdata1}")
|
|
if [ $err != 0 ]
|
|
then
|
|
return
|
|
fi
|
|
err=$(make_data "${perfdata2}")
|
|
if [ $err != 0 ]
|
|
then
|
|
return
|
|
fi
|
|
|
|
if ! perf diff "${perfdata1}" "${perfdata2}" | grep -q "${testsym}"
|
|
then
|
|
echo "Basic two file diff test [Failed diff]"
|
|
err=1
|
|
return
|
|
fi
|
|
echo "Basic two file diff test [Success]"
|
|
}
|
|
|
|
test_three_files() {
|
|
echo "Basic three file diff test"
|
|
err=$(make_data "${perfdata1}")
|
|
if [ $err != 0 ]
|
|
then
|
|
return
|
|
fi
|
|
err=$(make_data "${perfdata2}")
|
|
if [ $err != 0 ]
|
|
then
|
|
return
|
|
fi
|
|
err=$(make_data "${perfdata3}")
|
|
if [ $err != 0 ]
|
|
then
|
|
return
|
|
fi
|
|
|
|
if ! perf diff "${perfdata1}" "${perfdata2}" "${perfdata3}" | grep -q "${testsym}"
|
|
then
|
|
echo "Basic three file diff test [Failed diff]"
|
|
err=1
|
|
return
|
|
fi
|
|
echo "Basic three file diff test [Success]"
|
|
}
|
|
|
|
test_two_files
|
|
test_three_files
|
|
|
|
cleanup
|
|
exit $err
|