Messages in this thread Patch in this message | | | From | Anshuman Khandual <> | Subject | [PATCH V17 8/9] perf: test: Remove empty lines from branch filter test output | Date | Fri, 5 Apr 2024 08:16:38 +0530 |
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From: James Clark <james.clark@arm.com>
In the perf script command, spaces are turned into newlines. But when there is a double space this results in empty lines which fail the following inverse grep test, so strip the empty lines.
Cc: Mark Rutland <mark.rutland@arm.com> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: linux-perf-users@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: James Clark <james.clark@arm.com> Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> --- tools/perf/tests/shell/test_brstack.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/tests/shell/test_brstack.sh b/tools/perf/tests/shell/test_brstack.sh index 5ea64d0c4a6f..928790f35747 100755 --- a/tools/perf/tests/shell/test_brstack.sh +++ b/tools/perf/tests/shell/test_brstack.sh @@ -68,7 +68,7 @@ test_filter() { echo "Testing branch stack filtering permutation ($test_filter_filter,$test_filter_expect)" perf record -o $TMPDIR/perf.data --branch-filter $test_filter_filter,save_type,u -- ${TESTPROG} > /dev/null 2>&1 - perf script -i $TMPDIR/perf.data --fields brstack | tr ' ' '\n' > $TMPDIR/perf.script + perf script -i $TMPDIR/perf.data --fields brstack | tr ' ' '\n' | sed '/^[[:space:]]*$/d' > $TMPDIR/perf.script # fail if we find any branch type that doesn't match any of the expected ones # also consider UNKNOWN branch types (-) -- 2.25.1
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