From nobody Thu Apr 2 17:02:37 2026 Received: from mail-dy1-f202.google.com (mail-dy1-f202.google.com [74.125.82.202]) (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 C380D215F6B for ; Fri, 27 Mar 2026 06:00:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774591240; cv=none; b=KtyCofUIGYMB1ki9Fnisa8gh5KlRwIAQPJdPqK7A5PLCYYz1Zy19ZHAP6JnP3WVRTIX6dYk4VO+Pq4uQrfqNI95t/Lcck0XeldqQ14pSpgvGdhdq83L8BIpWSEjQ2/gpirvrPD0ZL8PlbFA7VRpZOG3IHT2xwn4uLBNdxg1FE/c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774591240; c=relaxed/simple; bh=7by32mE098PrC98ifd1wv1RjxNxqtJBI7IB4w/ka4FM=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=HBUt4fdRCgOyL0QoP2yZr+EAK+MITJL2BsVOzwQIl9dwzia2rzMQKjSjehYpMkfb/HL5KumdCHZYCgNcFeu76IxzGVlQH+ZueWvTxGqdkb/e2ogeoBmrLExFYHlcOKIg+wP9dVmHnXuij8cn0Q/Q5kwEpcwP1jNgNzla+uS5Z2o= 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=a8F38c1K; arc=none smtp.client-ip=74.125.82.202 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="a8F38c1K" Received: by mail-dy1-f202.google.com with SMTP id 5a478bee46e88-2c166ac27c6so2040228eec.0 for ; Thu, 26 Mar 2026 23:00:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1774591237; x=1775196037; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=bSaSPNMMLz85x3cusqDT6CCMGHSADwo/AJ+TzcNU1qY=; b=a8F38c1Khx0yIDbr9YvVYE7anMkJ1dGK88QNZ+LDKNYCt3FUn/9CP2XhNEKweEIIOu Sx3z6zFIAhujdfKzR3UPhxT6v18/S4XiZbKGPpw1AIw81Nxyf5ki2gCUEk9ynjhUft0A MqYXOIgyY4bXVc3yUg3CeuinZzwxchff56V87wvNBxbuEURd9LBx6wRggmTT5n6y+dAB y65wOy5Ek7s8161B6vOUradw3Ekv8AkN7bsC9rWzL++sLHQIqHvvV8Lq0Cx2VFKKr0g8 YKMF4eUzZL1sGYyyai0NPjvc3iLw0Tc36JBtK3KnWlSuXOxTbVn8qKWMxZ+rO+fvXi0S 9yZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774591237; x=1775196037; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=bSaSPNMMLz85x3cusqDT6CCMGHSADwo/AJ+TzcNU1qY=; b=mcHDg2VFAQ57pyQfx2SFLrEDNu0ndKX5M9Zzjw1dNe0CohGmI2k9KZFg5CXgVsZLzr 0YzaVk8uAPNeyz1gf7oCzUQ6eOtv0c6zdAZap2u2AA/bfoC+K8QSf/vnTC0JPbwhzKt0 l5BhKzLrmk1XqrlsrXQDbue98VX6XLDrksPYhzG89xCkPZvwArrBffauudjxG9bAlY1w Bd2s/AAQfbYj1AQKE7RVzaMcj56aP1XDcCGzLZ8syLsSNCJPKtaKBL5svQCm3R1ifv3T ECAqPE/YLHzGcvclyfODkrJcfAvvnDaKdgf9WXuPewfAeg11Ph40ohsxqOHF65j0/TAl 7Yyw== X-Forwarded-Encrypted: i=1; AJvYcCXDqyrncUA9aSZz3WHkd/2Btd2e4O6SXZb+lPmUx93Imre7+kFKfrfApIYQcBiktbuL65NQmTQU/kLGuX4=@vger.kernel.org X-Gm-Message-State: AOJu0YyOnCLexFpUPcL5lUz8WYy+UCi4TqEsKq2iPhzazl1p92k5N5Ew fakHYCL8214jVOjUQ2mKkvBuVB317K0m4BsF4lDW+Okob5NmElIK+WxaRGH/U748Ngq/m6BKB2Y RNwJSGy1eRg== X-Received: from dycc10.prod.google.com ([2002:a05:693c:60ca:b0:2c0:bee5:18c9]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:f689:b0:128:ced9:9409 with SMTP id a92af1059eb24-12ab291a28dmr523173c88.37.1774591236655; Thu, 26 Mar 2026 23:00:36 -0700 (PDT) Date: Thu, 26 Mar 2026 23:00:33 -0700 In-Reply-To: <20260326174521.1829203-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260326174521.1829203-1-irogers@google.com> X-Mailer: git-send-email 2.53.0.1018.g2bb0e51243-goog Message-ID: <20260327060033.2294469-1-irogers@google.com> Subject: [PATCH v2] perf tests task-analyzer: Write test files to tmpdir From: Ian Rogers To: acme@kernel.org, namhyung@kernel.org Cc: irogers@google.com, agordeev@linux.ibm.com, gor@linux.ibm.com, hca@linux.ibm.com, jameshongleiwang@126.com, japo@linux.ibm.com, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-s390@vger.kernel.org, sumanthk@linux.ibm.com, tmricht@linux.ibm.com 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, add a variable for when this support is available. Signed-off-by: Ian Rogers --- tools/perf/tests/shell/test_task_analyzer.sh | 38 +++++++++++--------- 1 file changed, 21 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..b1a6a7e017e4 100755 --- a/tools/perf/tests/shell/test_task_analyzer.sh +++ b/tools/perf/tests/shell/test_task_analyzer.sh @@ -3,6 +3,11 @@ # SPDX-License-Identifier: GPL-2.0 =20 tmpdir=3D$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX) +# TODO: perf script report only supports input from the CWD perf.data file= , make +# it support input from any file. +perfdata=3D"perf.data" +csv=3D"$tmpdir/csv" +csvsummary=3D"$tmpdir/csvsummary" err=3D0 =20 # set PERF_EXEC_PATH to find scripts in the source directory @@ -15,11 +20,10 @@ fi export ASAN_OPTIONS=3Ddetect_leaks=3D0 =20 cleanup() { - rm -f perf.data - rm -f perf.data.old - rm -f csv - rm -f csvsummary + rm -f "${perfdata}" + rm -f "${perfdata}".old rm -rf "$tmpdir" + trap - exit term int } =20 @@ -61,7 +65,7 @@ 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 "${perfdata}" -- sleep 1 > /dev/n= ull 2>&1 # check if perf data file got created in above step. if [ ! -e "perf.data" ]; then printf "FAIL: perf record failed to create \"perf.data\" \n" @@ -130,28 +134,28 @@ test_extended_times_summary_ns() { } =20 test_csv() { - perf script report task-analyzer --csv csv > /dev/null - check_exec_0 "perf script report task-analyzer --csv csv" - find_str_or_fail "Comm;" csv "${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 2.53.0.1018.g2bb0e51243-goog