From nobody Thu Oct 9 08:13:39 2025 Received: from mail-pf1-f202.google.com (mail-pf1-f202.google.com [209.85.210.202]) (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 57C651D555 for ; Thu, 19 Jun 2025 00:24:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750292689; cv=none; b=rHCQc29sUUP1OfYFj0vj7j/sryFp9H3kPrm0rA/1SOxI5DgKQjB9X3XvO0ufKQXFBOZHt3PXBzKv5Swi0XkhFjqMyDQVRssPZHyrSatZz/LB0vE8InzkhNkC0w6Ex4NgYBdgeZTVa3wwwOpJOfs6uYkrps6oRbOVgYlvdutWi38= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750292689; c=relaxed/simple; bh=NewwN4RPE7BHdcREEHS9Gp9Bq8qzjxUMrwfsyM2ngTc=; h=Date:Mime-Version:Message-ID:Subject:From:To:Content-Type; b=Bnleacv34h6Dk3byUo/o049wTsi0EMBcF/0vghTOnXkqQxs1djnA49eZ+FMCtbzs6Y15qDkxcNVoLelPNVuocBpdQ0pTcfTo2QA7K6zm1syc2vvOrdgEc6G8aIqxRzxBIOhf+5qOLHQ9sz9nQxZ5EAeoSSiOoIIcc2Wv1L9Fqp8= 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=fyACvprE; arc=none smtp.client-ip=209.85.210.202 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="fyACvprE" Received: by mail-pf1-f202.google.com with SMTP id d2e1a72fcca58-747af0bf0ebso151340b3a.1 for ; Wed, 18 Jun 2025 17:24:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1750292688; x=1750897488; darn=vger.kernel.org; h=to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=GR416osTWevjir5IPTUtOXKt4AGP7e4u/2bT2JOfmqk=; b=fyACvprE3nDRZIByesNRPqr7h+leucotS032elwx7SxW2zv/aKRvZQ5J/cnIvmiqTc o0zF/HpiurJg08AD//d1A4eFzrtavVtNfo+KxoWddPAzAeBzfoVd0775CtLll2Q4s4tS 8AXN9IMjqPbcYhfVBh4WVFxb4yaTdM2npYtObVMTJbhiQteSkxEG9/5qLZu0oN1LVN5k JxyA5RiTsJke7iWGrS8MU8CIZHeNbNdwXWb/Mxzw46C7lL0ujfRkCmsKfsVHp/xO6Czb HweyY7HY9wd4G6/4uR1sQUeE7MYLs0wmHFnLh0v/r+rn4DFJA4Z612TZYlbfSpaTA4H1 gHXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1750292688; x=1750897488; h=to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=GR416osTWevjir5IPTUtOXKt4AGP7e4u/2bT2JOfmqk=; b=RxpmQY+ZUgEAPVC0lyO/3vyXFG1HExML545+dqn6tYQGwj0s6MD4ei1FGZy7LyaLPX hh7cDlVVSAgI6CtnR4LrO8RJt8RzArFon3qPmeUH0laUieu33Cni7nMuApDkaL8PYZUj XKosu3Iai6g1idiKul5qM/UG8G1cnDwvea1Oh+VcbyQjMFTFS9vaJigq/t0LgSfpAImj qTTpi7FXxTTdZkyawUSjc3+zkfHxdZcRPUUgB1K7nYZzG58/gBD8OWD65XN/51oC9tbR UhDHjj4+r/e0zT9F1J6KuAckFO0ehqW4NengZ+rUi6W2qsnwDGzD98UAvgC41dbKmOzk j+og== X-Forwarded-Encrypted: i=1; AJvYcCXvC47QLsDOVOwbhpUSjsLCxSp7gIYqF7pG8ML8CAE6CieJyRsMvkQgzlzaIL6Q+yREOW90MK1DLGdXL3s=@vger.kernel.org X-Gm-Message-State: AOJu0YzKEOZD11wCVkJeGL7y71SfMeuy7cG+Bg/RBJMP/jq3rbA3RS45 RGxRh/GbKQzzSeDLgWm1y/GuhFOZO6IopZGsUJI3gWtTIa28BOn2c7ik+kKjqsWvHacI8avzoWY q9xyQg0KN7A== X-Google-Smtp-Source: AGHT+IHLowUPcLb1AsoedloUBtGHZIvYsXFAHsudDPVaZi3qGGgXzLTZOOecHMUjXB8s/QSKjkglN4btCO8q X-Received: from pfqf15.prod.google.com ([2002:aa7:9d8f:0:b0:747:9faf:ed39]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:418d:b0:748:e9e4:d970 with SMTP id d2e1a72fcca58-748e9e4de0emr5691992b3a.1.1750292687648; Wed, 18 Jun 2025 17:24:47 -0700 (PDT) Date: Wed, 18 Jun 2025 17:24:43 -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 2.50.0.rc2.701.gf1e915cc24-goog Message-ID: <20250619002443.100301-1-irogers@google.com> Subject: [PATCH v1] perf test: Add basic callgraph test to record testing From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , James Clark , Thomas Richter , Dapeng Mi , Chun-Tse Shao , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Give some basic perf record callgraph coverage. Signed-off-by: Ian Rogers --- tools/perf/tests/shell/record.sh | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/reco= rd.sh index 2022a4f739be..603fa6b79b5d 100755 --- a/tools/perf/tests/shell/record.sh +++ b/tools/perf/tests/shell/record.sh @@ -12,8 +12,10 @@ shelldir=3D$(dirname "$0") . "${shelldir}"/lib/perf_has_symbol.sh =20 testsym=3D"test_loop" +testsym2=3D"brstack" =20 skip_test_missing_symbol ${testsym} +skip_test_missing_symbol ${testsym2} =20 err=3D0 perfdata=3D$(mktemp /tmp/__perf_test.perf.data.XXXXX) @@ -359,6 +361,23 @@ test_precise_max() { fi } =20 +test_callgraph() { + echo "Callgraph test" + if ! perf record -o "${perfdata}" -g perf test -w brstack + then + echo "Callgraph test [Failed missing output]" + err=3D1 + return + fi + if ! perf report -i "${perfdata}" 2>&1 | grep "${testsym2}" + then + echo "Callgraph test [Failed missing symbol]" + err=3D1 + return + fi + echo "Callgraph test [Success]" +} + # raise the limit of file descriptors to minimum if [[ $default_fd_limit -lt $min_fd_limit ]]; then ulimit -Sn $min_fd_limit @@ -374,6 +393,7 @@ test_uid test_leader_sampling test_topdown_leader_sampling test_precise_max +test_callgraph =20 # restore the default value ulimit -Sn $default_fd_limit --=20 2.50.0.rc2.701.gf1e915cc24-goog