diff options
| author | Ian Rogers <irogers@google.com> | 2021-06-17 11:42:13 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-06-19 10:06:46 -0300 |
| commit | 482698c2f848f9dee1a5bd949793c2fe6a71adc5 (patch) | |
| tree | 3aedfc9c88379dacf9d92b5a2b8a1bd1418fbabe /tools | |
| parent | c087e9480cf33672ef2c6cce4348d754988b8437 (diff) | |
| download | linux-482698c2f848f9dee1a5bd949793c2fe6a71adc5.tar.gz linux-482698c2f848f9dee1a5bd949793c2fe6a71adc5.tar.bz2 linux-482698c2f848f9dee1a5bd949793c2fe6a71adc5.zip | |
perf test: Fix non-bash issue with stat bpf counters
$(( .. )) is a bash feature but the test's interpreter is !/bin/sh,
switch the code to use expr.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: bpf@vger.kernel.org
Link: http://lore.kernel.org/lkml/20210617184216.2075588-1-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/perf/tests/shell/stat_bpf_counters.sh | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/tests/shell/stat_bpf_counters.sh b/tools/perf/tests/shell/stat_bpf_counters.sh index 22eb31e48ca7..2f9948b3d943 100755 --- a/tools/perf/tests/shell/stat_bpf_counters.sh +++ b/tools/perf/tests/shell/stat_bpf_counters.sh @@ -11,9 +11,9 @@ compare_number() second_num=$2 # upper bound is first_num * 110% - upper=$(( $first_num + $first_num / 10 )) + upper=$(expr $first_num + $first_num / 10 ) # lower bound is first_num * 90% - lower=$(( $first_num - $first_num / 10 )) + lower=$(expr $first_num - $first_num / 10 ) if [ $second_num -gt $upper ] || [ $second_num -lt $lower ]; then echo "The difference between $first_num and $second_num are greater than 10%." |