diff options
| -rwxr-xr-x | tools/perf/tests/shell/record.sh | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/record.sh index 0f5841c479e7..46b96d565680 100755 --- a/tools/perf/tests/shell/record.sh +++ b/tools/perf/tests/shell/record.sh @@ -260,7 +260,21 @@ test_uid() { test_leader_sampling() { echo "Basic leader sampling test" - if ! perf record -o "${perfdata}" -e "{cycles,cycles}:Su" -- \ + events="{cycles,cycles}:Su" + [ $(uname -m) = "s390x" ] && { + [ ! -d /sys/devices/cpum_sf ] && { + echo "No CPUMF [Skipped record]" + return + } + events="{cpum_sf/SF_CYCLES_BASIC/,cycles}:Su" + perf record -o "${perfdata}" -e "$events" -- perf test -w brstack 2> /dev/null + # Perf grouping might be unsupported, depends on version. + [ "$?" -ne 0 ] && { + echo "Grouping not support [Skipped record]" + return + } + } + if ! perf record -o "${perfdata}" -e "$events" -- \ perf test -w brstack 2> /dev/null then echo "Leader sampling [Failed record]" |