From nobody Sat Apr 4 01:47:50 2026 Received: from mail-dy1-f201.google.com (mail-dy1-f201.google.com [74.125.82.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CE1CA1C860B for ; Sat, 21 Mar 2026 06:16:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774073790; cv=none; b=t3Ad5TybAxKy7ucvGlY9ZUMPIx5iINB4EFT+iQH114ZR6Qsoe9lUmxn5wpENBfConaL1iTXiHaVPrD/Dz5+CEy+ZUmP7WiOD0NxIs86YqSTqvyiqraVs4qDP8D4flf5quHThMkXgt1v3Q8iKaOgVcqyr1f/fDWKezUUGQ4+td8U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774073790; c=relaxed/simple; bh=hzUHg/Rr7zHctFOvkGtG2cxFzAArMhXqHtmI8pxKW6g=; h=Date:Mime-Version:Message-ID:Subject:From:To:Content-Type; b=QSwTWhEbElfuz4QWdcvvEr9cMLoFBjUKyFZAzmTjw3eVyV+YKVkoXnzrnwfk8oNEIJK1scyNInO0a0BUbXYVGdiu1TpYOnBQU6Z83DxDZ+RGj/AyRYYqtM6werEIO73Ub7g55b0wHpC2URG+CkAZj12z2Sy3auYLXZMB0oIVlHw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=wj3TPJc6; arc=none smtp.client-ip=74.125.82.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="wj3TPJc6" Received: by mail-dy1-f201.google.com with SMTP id 5a478bee46e88-2bdc1b30ac8so68101312eec.1 for ; Fri, 20 Mar 2026 23:16:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1774073788; x=1774678588; darn=vger.kernel.org; h=to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=HYPRju/rpMO2YL/AEK0Hs0ueiqArdFKTD0SNUgo6yS4=; b=wj3TPJc6vTcqRMF09nqa1g0zoX5+GLxIyf65OF7rC9IfE1aDbwFc7iJp5Kwc89UjAb E+4Pr0+9+mrNyYSa9SQInMQo9oid46CE27601lHTmHmi2Et5fNLcdQ5xCo9S/3TOx72p 0g8wQzgbZWARpxOliSgTXnaZ0uHz478cpOcNk6XquXxYuEYOco6U9IfKC1MNnOD6VDPF IAFWgpyfJSlLHt25YE8E8nicAUhq3M8QIkk4nqisY6SY1rYjOgng5wsQCDqni64xVh04 qb8S19jf0n001fAtB+7AJEfPvuuZzgj8jvbYRTA0wJjkyEZtLhvbMy2VcSBjoXkFq4IJ rl9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774073788; x=1774678588; h=to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=HYPRju/rpMO2YL/AEK0Hs0ueiqArdFKTD0SNUgo6yS4=; b=QN5Dz9rMINnvR0vZ7ovJ/lGWdy/Vb2+t08BrSuYCVKwCXEsD2cI/uDQ5C2neofxCaP pRvNXodJ1OhsvkqF5fjp7pZzcMwgBbQGF4qhMGona07n38agXSEjE7gVrGVKQ5WaS3c1 FeS965p4tdS3mZRpnEwLUaUQmXYfSdjjb+WIUMxlpa5N0Bvp/7dA24HQbNCXVGtZS5XC aRdz8YarCfAAv5HAnJkdDyUke3RAX6WjA5sYywKe2u2VOEeN+wuRQC1GZwziUhy+qGDy KjJAPi+zuv3uFCN5tofRv2HFOgzj7WOmsCITAdodxc4NRrYWEBPeBuAGdALXeD6yYhKB 18tQ== X-Forwarded-Encrypted: i=1; AJvYcCX4xtBGpMyqcFWDUcOYV4eR3yGaD5keQ1qi5P0iRUqBA/fm2iTwjH0UzY+tLGCPa6MQlwNySNEqRleSlnA=@vger.kernel.org X-Gm-Message-State: AOJu0YxMQN/CPK5RMoiZg8ERIqq6HYmgnYcnlS7g3gDLCa/Ynq6Kzpfl OAJBcfmzLUT6R1/KHMScaXz5pgvYCIpSpSmqC16KVWMh6i3aU4/9LKsXU7oEfZvJO477Z6dF295 Fo6pJf9vXyg== X-Received: from dybna27.prod.google.com ([2002:a05:7300:cc1b:b0:2c1:f6:65e5]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7301:3f16:b0:2b8:66f3:2502 with SMTP id 5a478bee46e88-2c109585265mr2881662eec.1.1774073787701; Fri, 20 Mar 2026 23:16:27 -0700 (PDT) Date: Fri, 20 Mar 2026 23:16:24 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.53.0.959.g497ff81fa9-goog Message-ID: <20260321061624.811157-1-irogers@google.com> Subject: [PATCH v1] perf tests task-analyzer: Write all test files to tmpdir From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Writing to the test output files in the current working directory can fail in various contexts such as continual test. Other tests write to a mktemp-ed file, make the "perf script task-analyszer tests" follow this convention too. Currently this isn't possible for the perf.data file due to a lack of perf script support. Signed-off-by: Ian Rogers --- tools/perf/tests/shell/test_task_analyzer.sh | 37 +++++++++++--------- 1 file changed, 20 insertions(+), 17 deletions(-) diff --git a/tools/perf/tests/shell/test_task_analyzer.sh b/tools/perf/test= s/shell/test_task_analyzer.sh index e194fcf61df3..cc74b03477fe 100755 --- a/tools/perf/tests/shell/test_task_analyzer.sh +++ b/tools/perf/tests/shell/test_task_analyzer.sh @@ -3,6 +3,10 @@ # SPDX-License-Identifier: GPL-2.0 =20 tmpdir=3D$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX) +# perf script report only supports input from the perf.data file. +perfdata=3D"perf.data" +csv=3D"$tmpdir/csv" +csvsummary=3D"$tmpdir/csvsummary" err=3D0 =20 # set PERF_EXEC_PATH to find scripts in the source directory @@ -15,11 +19,10 @@ fi export ASAN_OPTIONS=3Ddetect_leaks=3D0 =20 cleanup() { - rm -f perf.data - rm -f perf.data.old - rm -f csv - rm -f csvsummary + rm -f "${perfdata}" + rm -f "${perfdata}".old rm -rf "$tmpdir" + trap - exit term int } =20 @@ -61,7 +64,7 @@ skip_no_probe_record_support() { =20 prepare_perf_data() { # 1s should be sufficient to catch at least some switches - perf record -e sched:sched_switch -a -- sleep 1 > /dev/null 2>&1 + perf record -e sched:sched_switch -a -o "${perfdata}" -- sleep 1 > /dev/n= ull 2>&1 # check if perf data file got created in above step. if [ ! -e "perf.data" ]; then printf "FAIL: perf record failed to create \"perf.data\" \n" @@ -130,28 +133,28 @@ test_extended_times_summary_ns() { } =20 test_csv() { - perf script report task-analyzer --csv csv > /dev/null - check_exec_0 "perf script report task-analyzer --csv csv" - find_str_or_fail "Comm;" csv "${FUNCNAME[0]}" + perf script report task-analyzer --csv "${csv}" > /dev/null + check_exec_0 "perf script report task-analyzer --csv ${csv}" + find_str_or_fail "Comm;" "${csv}" "${FUNCNAME[0]}" } =20 test_csv_extended_times() { - perf script report task-analyzer --csv csv --extended-times > /dev/null - check_exec_0 "perf script report task-analyzer --csv csv --extended-times" - find_str_or_fail "Out-Out;" csv "${FUNCNAME[0]}" + perf script report task-analyzer --csv "${csv}" --extended-times > /dev/n= ull + check_exec_0 "perf script report task-analyzer --csv ${csv} --extended-ti= mes" + find_str_or_fail "Out-Out;" "${csv}" "${FUNCNAME[0]}" } =20 test_csvsummary() { - perf script report task-analyzer --csv-summary csvsummary > /dev/null - check_exec_0 "perf script report task-analyzer --csv-summary csvsummary" - find_str_or_fail "Comm;" csvsummary "${FUNCNAME[0]}" + perf script report task-analyzer --csv-summary "${csvsummary}" > /dev/null + check_exec_0 "perf script report task-analyzer --csv-summary ${csvsummary= }" + find_str_or_fail "Comm;" "${csvsummary}" "${FUNCNAME[0]}" } =20 test_csvsummary_extended() { - perf script report task-analyzer --csv-summary csvsummary --summary-exten= ded \ + perf script report task-analyzer --csv-summary "${csvsummary}" --summary-= extended \ >/dev/null - check_exec_0 "perf script report task-analyzer --csv-summary csvsummary -= -summary-extended" - find_str_or_fail "Out-Out;" csvsummary "${FUNCNAME[0]}" + check_exec_0 "perf script report task-analyzer --csv-summary ${csvsummary= } --summary-extended" + find_str_or_fail "Out-Out;" "${csvsummary}" "${FUNCNAME[0]}" } =20 skip_no_probe_record_support --=20 2.53.0.959.g497ff81fa9-goog