Message ID | 20210621215648.2991319-3-irogers@google.com (mailing list archive) |
---|---|
State | Not Applicable |
Delegated to: | BPF |
Headers | show |
Series | [v2,1/3] perf test: Pass the verbose option to shell tests | expand |
Context | Check | Description |
---|---|---|
netdev/tree_selection | success | Not a local patch |
Em Mon, Jun 21, 2021 at 02:56:48PM -0700, Ian Rogers escreveu: > If the test is run on a hypervisor then the cycles event may not be > counted, skip the test in this situation. Fail the test if cycles are > not counted in the subsequent bpf counter run. This one was already in, - Arnaldo > Signed-off-by: Ian Rogers <irogers@google.com> > --- > tools/perf/tests/shell/stat_bpf_counters.sh | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/tools/perf/tests/shell/stat_bpf_counters.sh b/tools/perf/tests/shell/stat_bpf_counters.sh > index 85eb689fe202..6b156dd85469 100755 > --- a/tools/perf/tests/shell/stat_bpf_counters.sh > +++ b/tools/perf/tests/shell/stat_bpf_counters.sh > @@ -31,7 +31,15 @@ if ! perf stat --bpf-counters true > /dev/null 2>&1; then > fi > > base_cycles=$(perf stat --no-big-num -e cycles -- perf bench sched messaging -g 1 -l 100 -t 2>&1 | awk '/cycles/ {print $1}') > +if [ "$base_cycles" == "<not" ]; then > + echo "Skipping: cycles event not counted" > + exit 2 > +fi > bpf_cycles=$(perf stat --no-big-num --bpf-counters -e cycles -- perf bench sched messaging -g 1 -l 100 -t 2>&1 | awk '/cycles/ {print $1}') > +if [ "$bpf_cycles" == "<not" ]; then > + echo "Failed: cycles not counted with --bpf-counters" > + exit 1 > +fi > > compare_number $base_cycles $bpf_cycles > exit 0 > -- > 2.32.0.288.g62a8d224e6-goog >
diff --git a/tools/perf/tests/shell/stat_bpf_counters.sh b/tools/perf/tests/shell/stat_bpf_counters.sh index 85eb689fe202..6b156dd85469 100755 --- a/tools/perf/tests/shell/stat_bpf_counters.sh +++ b/tools/perf/tests/shell/stat_bpf_counters.sh @@ -31,7 +31,15 @@ if ! perf stat --bpf-counters true > /dev/null 2>&1; then fi base_cycles=$(perf stat --no-big-num -e cycles -- perf bench sched messaging -g 1 -l 100 -t 2>&1 | awk '/cycles/ {print $1}') +if [ "$base_cycles" == "<not" ]; then + echo "Skipping: cycles event not counted" + exit 2 +fi bpf_cycles=$(perf stat --no-big-num --bpf-counters -e cycles -- perf bench sched messaging -g 1 -l 100 -t 2>&1 | awk '/cycles/ {print $1}') +if [ "$bpf_cycles" == "<not" ]; then + echo "Failed: cycles not counted with --bpf-counters" + exit 1 +fi compare_number $base_cycles $bpf_cycles exit 0
If the test is run on a hypervisor then the cycles event may not be counted, skip the test in this situation. Fail the test if cycles are not counted in the subsequent bpf counter run. Signed-off-by: Ian Rogers <irogers@google.com> --- tools/perf/tests/shell/stat_bpf_counters.sh | 8 ++++++++ 1 file changed, 8 insertions(+)