mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs.git
synced 2026-10-31 14:23:49 +01:00
Ian Rogers
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 <[email protected]> Signed-off-by: Ian Rogers <[email protected]> Tested-by: Adrian Hunter <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
109 lines
1.9 KiB
Bash
Executable File
109 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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# perf diff tests
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# SPDX-License-Identifier: GPL-2.0
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set -e
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err=0
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perfdata1=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
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perfdata2=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
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perfdata3=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
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testprog="perf test -w thloop"
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shelldir=$(dirname "$0")
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# shellcheck source=lib/perf_has_symbol.sh
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. "${shelldir}"/lib/perf_has_symbol.sh
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testsym="test_loop"
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skip_test_missing_symbol ${testsym}
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cleanup() {
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rm -rf "${perfdata1}"
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rm -rf "${perfdata1}".old
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rm -rf "${perfdata2}"
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rm -rf "${perfdata2}".old
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rm -rf "${perfdata3}"
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rm -rf "${perfdata3}".old
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trap - EXIT TERM INT
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}
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trap_cleanup() {
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cleanup
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exit 1
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}
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trap trap_cleanup EXIT TERM INT
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make_data() {
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file="$1"
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if ! perf record -o "${file}" ${testprog} 2> /dev/null
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then
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echo "Workload record [Failed record]"
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echo 1
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return
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fi
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if ! perf report -i "${file}" -q | grep -q "${testsym}"
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then
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echo "Workload record [Failed missing output]"
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echo 1
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return
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fi
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echo 0
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}
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test_two_files() {
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echo "Basic two file diff test"
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err=$(make_data "${perfdata1}")
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if [ $err != 0 ]
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then
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return
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fi
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err=$(make_data "${perfdata2}")
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if [ $err != 0 ]
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then
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return
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fi
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if ! perf diff "${perfdata1}" "${perfdata2}" | grep -q "${testsym}"
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then
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echo "Basic two file diff test [Failed diff]"
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err=1
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return
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fi
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echo "Basic two file diff test [Success]"
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}
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test_three_files() {
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echo "Basic three file diff test"
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err=$(make_data "${perfdata1}")
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if [ $err != 0 ]
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then
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return
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fi
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err=$(make_data "${perfdata2}")
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if [ $err != 0 ]
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then
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return
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fi
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err=$(make_data "${perfdata3}")
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if [ $err != 0 ]
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then
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return
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fi
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if ! perf diff "${perfdata1}" "${perfdata2}" "${perfdata3}" | grep -q "${testsym}"
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then
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echo "Basic three file diff test [Failed diff]"
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err=1
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return
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fi
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echo "Basic three file diff test [Success]"
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}
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test_two_files
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test_three_files
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cleanup
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exit $err
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