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perf test: test_intel_pt.sh: Use grep -c instead of grep plus wc -l

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As suggested by shellcheck, use grep -c instead of grep plus wc -l

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20220912083412.7058-7-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2022-09-12 11:34:07 +03:00 committed by Arnaldo Carvalho de Melo
parent 1aaff2bac6
commit 711949e2f0
1 changed files with 1 additions and 1 deletions
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2
tools/perf/tests/shell/test_intel_pt.sh
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@ -51,7 +51,7 @@ test_system_wide_side_band()
perf record -B -N --no-bpf-event -o ${perfdatafile} -e intel_pt//u -C 0 -- taskset --cpu-list 1 uname
# Should get MMAP events from CPU 1 because they can be needed to decode
mmap_cnt=$(perf script -i ${perfdatafile} --no-itrace --show-mmap-events -C 1 2>/dev/null | grep MMAP | wc -l)
mmap_cnt=$(perf script -i ${perfdatafile} --no-itrace --show-mmap-events -C 1 2>/dev/null | grep -c MMAP)
if [ ${mmap_cnt} -gt 0 ] ; then
return 0